[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.1"]
[White "Rogers, Ian"]
[Black "Morris, James"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2035"]
[ECO "A00"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "91"]
[WhiteElo "2624"]

{ D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4 } 1. c3
d5 2. Nf3 c5 3. d4 Nf6 4. dxc5 g6 ( 4... a5 5. e3 e6 6. b4 axb4 7. cxb4 b6 8.
Bb5+ ( 8. a4 bxc5 9. b5 Bd6 10. Be2 Nbd7 11. O-O Bb7 12. Bb2 O-O 13. Nbd2 Bc7
14. Qc2 c4 15. Rfd1 Qb8 16. h3 h6 17. Rdb1 Ba5 18. Nd4 Qc7 19. Bc3 Nb6 20. Bd1
Nfd7 21. Ra3 Nc5 22. Rba1 Ra7 { Muranyi,K  ( 2385 ) -Delabaca,R  ( 2203 )
/Budapest 2006/CBM 112 ext/1-0  ( 58 )}  )8... Bd7 9. Bxd7+ Nbxd7 10. O-O bxc5
11. bxc5 Nxc5 12. Bb2 Be7 13. Ne5 Ra6 14. Nd2 O-O 15. Nb3 Ncd7 16. Qd3 Qa8 17.
Nxd7 Nxd7 18. Qb1 Rb8 19. Rc1 { Pribyl,J  ( 2384 ) -Malakhatko,V  ( 2540 )
/Triesen 2004/CBM 100 ext/0-1  ( 57 )}  )5. b4 $146 ( 5. e3 Bg7 6. Bb5+ Bd7 7.
a4 O-O 8. O-O a5 9. Bxd7 Qxd7 10. b4 Na6 11. Qb3 Ne4 12. Nd4 Rac8 13. f3 Ng5
14. Rd1 axb4 15. cxb4 e5 16. Nc2 e4 17. f4 Qg4 18. Nd4 Nf3+ 19. Kh1 Nxd4 {
Chemin,V  ( 2315 ) -Mafra,L  ( 2127 ) /Sao Paulo 2003/CBM 096 ext/1-0  ( 78 )} 
)( 5. Bf4 Bg7 $14 )5... Bg7 $11 6. Bb2 O-O 7. Nbd2 a5 8. a3 Nc6 ( 8... b6 9. c4
$11 )9. e3 { Controls d4}  9... Ne4 ( 9... Qc7 10. Be2 $14 )10. Nxe4 dxe4 11.
Qxd8 Rxd8 { Traps the king in the center}  12. Nd4 Bxd4 ( 12... Bd7 13. b5 Ne5
14. a4 $14 )13. exd4 ( 13. cxd4 $5 axb4 14. axb4 Rxa1+ 15. Bxa1 Nxb4 16. Be2
$14 )13... axb4 $14 14. axb4 Rxa1+ 15. Bxa1 e5 16. dxe5 ( 16. b5 Na5 $14 )16...
Nxe5 17. c4 Bg4 18. Be2 Nd3+ 19. Bxd3 Rxd3 { Black has a mate threat}  20. O-O
Kf8 21. b5 { White wins space}  21... Ke7 22. c6 bxc6 23. b6 { White has a new
passed pawn: b6}  23... Rb3 { Black threatens to win material: Rb3xb6}  24. c5
{ White has a new protected passed pawn: b6}  24... Be2 25. Re1 f5 26. f3 Bd3 {
The black bishop on an outpost}  27. Kf2 Ke6 28. Bg7 Kd5 { Black threatens to
win material: Kd5xc5}  29. Bf8 Kd4 30. fxe4 Bxe4 31. Rd1+ Bd3 ( 31... Kc4 32.
g3 g5 33. Bd6 $14 )32. Ra1 ( 32. h4 h6 $14 )32... Rb2+ ( 32... g5 33. g3 $14
)33. Kg3 f4+ 34. Kh4 Ke4 35. Bg7 Rxg2 ( 35... Rb3 $16 $142)36. Re1+ $4 { gives
the opponent counterplay}  ( 36. b7 $142 { and White gets the upper hand} 
36... Rxh2+ 37. Kg4 Rg2+ 38. Kh3 $18 )36... Kf3 $11 37. h3 Ba6 38. Ra1 { White
threatens to win material: Ra1xa6}  38... Bc8 39. Ra8 Bb7 { Black threatens to
win material: Bb7xa8}  40. Ra7 { White threatens to win material: Ra7xb7} 
40... Bc8 41. b7 Bxb7 42. Rxb7 g5+ ( 42... Rc2 $5 $11)43. Kh5 $14 Kg3 44. Kxg5
f3 $4 { causes further problems for ?.}  ( 44... Re2 $16 $142)45. Be5+ $18 Kf2+
( 45... Kxh3+ 46. Kf4 h5 47. Kxf3 $18 )46. Kf4  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.2"]
[White "Dizdarevic, Mehmedalija"]
[Black "Antic, Dejan"]
[Result "0-1"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2471"]
[ECO "B33"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "48"]
[WhiteElo "1956"]

{ B33: Sicilian: Pelikan and Sveshnikov Variations } 1. e4 c5 2. Nf3 Nc6 3. d4
cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5
f5 11. Bd3 Be6 12. c3 Bg7 13. Qh5 O-O 14. Nc2 f4 ( 14... fxe4 15. Bxe4 f5 16.
Nf4 exf4 17. Bxc6 Rc8 18. Qf3 d5 19. Nb4 a5 20. Bxd5 Qd6 21. Nc6 Rfe8 22. O-O-O
Bxd5 23. Qxd5+ Qxd5 24. Rxd5 Rxc6 25. Rxb5 a4 26. a3 Re2 27. Rf1 Rd6 28. g3 f3
29. Rxf5 { Prasad,D  ( 2445 ) -Shankar,R  ( 2295 ) /Calcutta 1996/CBM 050
ext/0-1  ( 35 )}  )15. a4 $146 ( 15. g3 f5 16. gxf4 Bxd5 17. exd5 Ne7 18. Rg1
e4 19. Nd4 Ng6 20. Ne6 Qe7 21. Bc2 Rf6 22. Qg5 b4 23. Nd4 bxc3 24. Nxf5 Qc7 25.
b3 Re8 26. Nxg7 Kxg7 27. O-O-O Qc5 28. Rdf1 Qd4 29. f5 Re5 { Kain,S  ( 1914 )
-Lugasi,Z  ( 2045 ) /Balatonlelle 2006/CBM 113 ext/1/2-1/2  ( 51 )}  )15...
bxa4 16. Rxa4 a5 17. Bb5 ( 17. O-O $5 $14 $142 { is an interesting alternative}
)17... Ne7 $15 18. c4 f5 19. b4 ( 19. Qh3 Rb8 20. Na3 Bxd5 21. exd5 e4 $17
)19... fxe4 ( 19... Bxd5 20. exd5 axb4 21. Qh3 Rxa4 22. Bxa4 $19 )20. Nxe7+
Qxe7 21. bxa5 ( 21. Bc6 $5 Rac8 22. Bxe4 $17 )21... d5 22. Qe2 ( 22. cxd5 $5
$142 Qc5 23. Qe2 Bxd5 24. O-O $19 )22... f3 $19 23. gxf3 exf3 24. Qd2 Rad8  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.3"]
[White "Johansen, Darryl Keith"]
[Black "Jackson, Ralph E"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1938"]
[ECO "A55"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "71"]
[WhiteElo "2445"]

{ A55: Old Indian Defence with Nf3 and e4 } 1. c4 d6 2. d4 Nf6 3. Nc3 c6 4. e4
Nbd7 5. Nf3 e5 6. Be2 Be7 7. O-O O-O 8. Qc2 h6 ( 8... Qe8 9. b3 ( 9. Rd1 Bd8
10. dxe5 dxe5 11. Rb1 Qe7 12. b4 Bc7 13. Nh4 g6 14. Bh6 Re8 15. Qc1 Nf8 16. Qg5
Ne6 17. Nf5 Nxg5 18. Nxe7+ Rxe7 19. Bxg5 Kg7 20. Be3 Re8 21. f3 Nd7 22. Kf2 Nf8
23. b5 Ne6 { Comp Zap!Chess-Alonso,S  ( 2441 ) /Villa Martelli 2006/CBM 113
ext/1/2-1/2  ( 65 )}  )9... a6 10. Bb2 b6 11. Rad1 Bb7 12. Rfe1 Qb8 13. Bf1 Re8
14. g3 b5 15. a3 Bf8 16. dxe5 Nxe5 17. Nxe5 dxe5 18. b4 Bc8 19. c5 a5 20. Ne2
Bg4 21. Rd2 Qc8 22. Nc1 axb4 23. axb4 { Bareev,E  ( 2729 ) -Morozevich,A  (
2678 ) /Monte Carlo 2003/CBM 093 ext/1-0  ( 71 )}  )9. Rb1 $146 ( 9. h3 Re8 (
9... Nh7 10. dxe5 dxe5 11. Rd1 Qc7 12. Be3 Bg5 13. Nxg5 Nxg5 14. Bxg5 hxg5 15.
Qd2 f6 16. Bg4 Nc5 17. Qe2 Ne6 18. Qe3 Nd4 19. Qg3 Qe7 20. Rd2 Be6 21. b3 Bf7
22. Ne2 Rfd8 23. Rad1 c5 24. h4 { Mendoza Moreno,J-Elias,L/Villa Giardino
2002/CBM 088 ext/0-1  ( 34 )}  )10. Be3 Bf8 11. Rad1 Qc7 12. d5 c5 13. Kh2 Kh8
14. g4 Ng8 15. Rg1 g6 16. Rg2 Ndf6 17. Rh1 a6 18. Kg1 Bd7 19. g5 Nh5 20. h4 Qd8
21. Qd2 Qe7 22. gxh6 Nf4 23. Bxf4 exf4 { Gereben,E-Balla,Z/Budapest
1935/HCL/1-0  ( 41 )}  )( 9. b3 Nh7 10. dxe5 dxe5 11. Bb2 Qc7 12. Nd1 Ng5 13.
Ne3 Re8 14. Nf5 Nxf3+ 15. Bxf3 Bf8 16. Rad1 g6 17. Ng3 Nc5 18. Rd2 Ne6 19. Ne2
Ng5 20. Qc3 a5 21. a3 Be6 22. Rfd1 Nxf3+ 23. gxf3 a4 { Blasovszky,I  ( 2265 )
-Berkovich,D  ( 2455 ) /Budapest 1992/CBM 030 ext/0-1  ( 38 )}  )9... a5 10. b3
Re8 11. Rd1 Qc7 12. Bb2 ( 12. d5 Nc5 $14 )12... Bf8 13. Bf1 exd4 14. Nxd4 {
Black's piece can't move: c8}  14... Nc5 15. Re1 Ne6 { Black threatens to win
material: Ne6xd4}  ( 15... g6 16. a3 $11 )16. Nf5 { White has an active
position}  ( 16. Nxe6 Rxe6 17. Ne2 Ng4 $14 )16... g6 { Black threatens to win
material: g6xf5}  ( 16... Nc5 17. f3 $11 )17. Ne3 ( 17. Na4 Nd7 18. Qc3 Ne5 $14
)17... Bg7 $11 18. Rbd1 Ng5 ( 18... Nc5 $5 $11)19. f3 $14 { Secures g4}  19...
Nh5 ( 19... Ne6 20. Qf2 $14 )20. Na4 $16 b6 ( 20... Bxb2 $5 21. Qxb2 Bh3 $16
)21. Bxg7 $18 Nxg7 22. Qd2 Re6 ( 22... Rd8 23. e5 Ne8 24. c5 bxc5 25. Nc4 $16
)23. Nc3 ( 23. Ng4 Kf8 $18 )23... Bb7 $2 ( 23... Qe7 24. Nc2 Qc7 25. f4 $16
)24. Nc2 ( 24. Ng4 $5 f6 $18 )24... Qe7 ( 24... Rae8 $5 $16 $142)25. Nd4 $18
Rf6 26. Na4 c5 ( 26... Qe5 27. Nxb6 Rd8 28. Na4 $18 )27. Nb5 Rxf3 ( 27... Ra6
28. h4 Nh7 29. Nxd6 $18 ( 29. Qxh6 $2 { leads to nothing}  29... g5 30. hxg5
Rxh6 31. gxh6 Ne8 $19 ))28. Qxd6 Nh3+ ( 28... Qxd6 { cannot change destiny} 
29. Nxd6 ( 29. Rxd6 $6 Rf4 $18 )29... Bc6 30. Nxb6 $18 )29. gxh3 Qg5+ 30. Bg2
Re3 ( 30... Ne6 { doesn't do any good}  31. Kh1 Rf2 32. Qg3 Rxa2 33. Nxb6 $18
)31. Qd2 ( 31. Nbc3 { and White can already relax}  31... Rxe1+ 32. Rxe1 Rd8
$18 )31... Rxe1+ 32. Qxe1 Re8 ( 32... Rd8 { the last chance for counterplay} 
33. Rd6 Rxd6 34. Nxd6 Bc6 35. Nxb6 Qd8 $18 )33. Nd6 Re7 34. Qg3 Qf6 ( 34... Bc6
{ cannot undo what has already been done}  35. Qxg5 hxg5 36. Nc8 $18 )35. Nxb7
Rxb7 36. e5 ( 36. e5 Qe7 37. Bxb7 Qxb7 38. Qg2 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.4"]
[White "Sykes, Alexander"]
[Black "Chapman, Mark"]
[Result "1/2-1/2"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2444"]
[ECO "A85"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "41"]
[WhiteElo "1930"]

{ A84: Dutch Defence: 2 c4 Miscellaneous } 1. c4 e6 2. d4 f5 3. Nc3 Nf6 4. e3 d5
5. Bd3 c6 6. Nge2 Bd6 7. f3 O-O 8. Bd2 ( 8. O-O Nbd7 ( 8... Qe8 9. e4 dxe4 10.
fxe4 fxe4 11. Nxe4 Nxe4 12. Bxe4 e5 13. d5 Bc5+ 14. Kh1 Bg4 15. Qe1 Bh5 16. Ng3
Bf7 17. b4 Bd4 18. Rb1 cxd5 19. cxd5 Qb5 20. Nf5 Nd7 21. Bd2 Nf6 22. Qg3 Nh5
23. Qh3 { Fischer,P  ( 1697 ) -Guerra,F  ( 1969 ) /Olavarria 2003/CBM 097
ext/0-1  ( 55 )}  )9. cxd5 cxd5 10. h3 a6 11. e4 fxe4 12. fxe4 dxe4 13. Nxe4
Nxe4 14. Bxe4 Rxf1+ 15. Qxf1 Nf6 16. Bf3 Qb6 17. Qf2 e5 18. Nc3 Be6 19. Be3 Qc7
20. Rc1 exd4 21. Bxd4 Rf8 22. Qe3 Re8 { Vyzmanavin,A  ( 2610 ) -Nikolic,P  (
2655 ) /New York 1994/CBM 041 ext/1/2-1/2  ( 49 )}  )8... b6 $146 ( 8... Na6 9.
a3 Nc7 10. O-O e5 11. c5 Be7 12. dxe5 Nd7 13. f4 Nxc5 14. Bc2 a5 15. g4 fxg4
16. Nd4 Qe8 17. Qe1 g6 18. Nce2 b6 19. b4 axb4 20. axb4 Rxa1 21. Qxa1 N5e6 22.
Qa7 b5 23. Bb3 { Rogers,I  ( 2580 ) -Schmittdiel,E  ( 2430 ) /Gausdal 1996/CBM
051 ext/1-0}  )( 8... Kh8 9. Qc2 Qe7 10. cxd5 Nxd5 11. a3 Nd7 12. Nxd5 cxd5 13.
Qb3 Qh4+ 14. g3 Qh6 15. e4 Qh5 16. e5 Bxe5 17. dxe5 Nc5 18. Qc3 Qxf3 19. Qxc5
Qxh1+ 20. Qg1 Qf3 21. Qe3 Qh1+ 22. Qg1 Qf3 23. Nf4 { Bischoff,K  ( 2550 )
-Prusikin,M  ( 2430 ) /Lippstadt 1998/CBM 065 ext/1-0  ( 48 )}  )9. Qc2 Ba6 10.
cxd5 cxd5 ( 10... Nxd5 11. Bxa6 Nxa6 12. O-O $11 )11. Bxa6 Nxa6 12. a3 { Covers
b4}  ( 12. Nb5 Bb4 $11 )12... Qc7 ( 12... Qe8 13. O-O $11 )13. g3 { Prevents
intrusion on f4}  ( 13. Qa4 Qb7 $14 )13... Rac8 14. Qd3 Qb7 15. O-O Rfe8 16.
Nb5 Bf8 17. Rac1 Nc7 18. Nxc7 Rxc7 19. Rxc7 Qxc7 20. Rc1 { White threatens to
win material: Rc1xc7}  20... Qb7 21. Qc2  1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.5"]
[White "Toth, Andras"]
[Black "Cloudsdale, Colin"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1929"]
[ECO "B84"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "43"]
[WhiteElo "2421"]

{ B85: Sicilian Scheveningen: 6 Be2 a6, lines with early Be3 } 1. e4 c5 2. Nf3
e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be2 Qc7 7. Be3 Nf6 8. O-O Be7 9. f4 d6
10. Qe1 Bd7 11. Qg3 O-O 12. Kh1 Rfe8 13. e5 Nd5 14. Nf5 g6 15. Nh6+ ( 15. Nxd5
exd5 16. exd6 Bxd6 17. Nxd6 Qxd6 18. Rfe1 Bf5 19. c3 d4 20. cxd4 Nxd4 21. Rad1
Nxe2 22. Qh4 Qe7 23. Qxe7 Rxe7 24. Bf2 Rae8 25. g3 Be4# { 0-1 Bryn,T  ( 1994 )
-Pedersen,O  ( 2098 ) /Tromsoe 2006/CBM 112 ext}  )15... Kg7 { Black threatens
to win material: Kg7xh6}  16. Nf5+ $146 { Deflection: f5}  ( 16. Nxd5 exd5 17.
f5 Nxe5 18. Nxf7 Nxf7 19. fxg6 hxg6 20. Bd3 Ne5 21. Bxg6 Nxg6 22. Bd4+ Kh6 23.
Rf7 Bg5 24. Bg7+ Kh5 25. Bf6 Bh6 26. Rg7 Qxc2 27. Rxg6 Qf5 28. Rxh6+ Kxh6 29.
Qg7+ Kh5 30. g4+ { 1-0 Tischbierek,R  ( 2466 ) -Csajka,F  ( 2256 ) /Zuerich
2005/CBM 110 ext}  )16... Kg8 ( 16... exf5 17. Nxd5 { Deflection}  )17. exd6
Bxd6 18. Nxd6 Nxc3 $4 { another bit of territory lost}  ( 18... Qxd6 $142 19.
Bg1 Nxc3 20. Qxc3 Qb4 $16 )19. Nxe8 $18 ( 19. bxc3 $6 { is a useless try} 
19... Qxd6 20. Rad1 Qe7 $16 )19... Nxe2 ( 19... Rxe8 { doesn't get the bull off
the ice}  20. bxc3 Ne7 21. c4 $18 )20. Nxc7 Nxg3+ 21. hxg3 Rc8 22. Rad1 ( 22.
Rad1 Nb8 23. Na8 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.6"]
[White "Stojic, Svetozar"]
[Black "Tao, Trevor"]
[Result "0-1"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2354"]
[ECO "B15"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "60"]
[WhiteElo "1919"]

{ B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6 } 1. e4 c6
2. d4 g6 3. Nc3 Bg7 4. Nf3 d5 5. e5 Bg4 6. h3 Bxf3 7. Qxf3 e6 8. Be3 ( 8. Nd1
c5 9. Qb3 Nc6 10. c3 Qc7 11. Be3 Nge7 12. g4 O-O 13. f4 f6 14. Be2 fxe5 15.
fxe5 Rf7 16. Rc1 Raf8 17. Rc2 a6 18. Kd2 b5 19. Qa3 c4 20. b4 a5 21. bxa5 Ra8
22. Rf1 Rxa5 { Jakubovic,N  ( 2368 ) -Mohr,G  ( 2488 ) /Pula 2000/CBM 077/0-1 
( 40 )}  )8... Nd7 ( 8... Ne7 9. g4 O-O 10. O-O-O c5 11. Qg3 Nbc6 12. f4 cxd4
13. Bxd4 Nxd4 14. Rxd4 Nc6 15. Rd1 g5 16. Bd3 gxf4 17. Qxf4 Nxe5 18. h4 Rc8 19.
h5 h6 20. Rh3 Qc7 21. Qd2 Nxg4 22. Qe2 Ne5 23. Rg1 { Perez Perez,M  ( 2026 )
-Perez,R  ( 2422 ) /Pamplona 2004/CBM 104 ext/0-1  ( 39 )}  )9. O-O-O Ne7 $146
( 9... a6 10. g4 Qe7 11. h4 h5 12. Kb1 Qf8 13. Ne2 hxg4 14. Qxg4 Nh6 15. Bxh6
Rxh6 16. Nf4 O-O-O 17. Bd3 Qe7 18. Rdg1 Rdh8 19. Bxg6 Bxe5 20. dxe5 Nxe5 21.
Qe2 Nxg6 22. Nxg6 Rxg6 23. Rxg6 fxg6 24. Qg4 { Garnier
Salvi,V-Stoessel,H/Budapest 2000/CBM 079 ext/0-1  ( 42 )}  )10. g4 ( 10. h4 $5
$14 { must be considered} )10... c5 $11 { The typical lever}  11. Qg3 cxd4 12.
Bxd4 ( 12. Rxd4 $2 Bxe5 13. f4 Bxd4 14. Bxd4 O-O $19 )12... Nc6 13. f4 Nxd4 14.
Rxd4 a6 { Consolidates b5}  15. Bg2 ( 15. h4 $11)15... Rc8 ( 15... g5 $5 $142 {
is interesting}  16. Nxd5 exd5 17. Rxd5 Qc7 $17 )16. h4 Qb6 17. Rdd1 Rc4 (
17... Qb4 18. Rh3 $14 )18. h5 ( 18. Nxd5 $5 exd5 19. Bxd5 $16 )18... g5 $14 {
Black threatens to win material: g5xf4}  19. h6 { White threatens to win
material: h6xg7}  19... Bf8 20. fxg5 Bc5 21. Nxd5 exd5 22. Bxd5 { Black wins a
piece.}  22... Rd4 23. Rhf1 { White threatens to win material: Rf1xf7}  ( 23.
Bb3 $5 $142 { has some apparent merit}  23... O-O 24. Kb1 $11 )23... O-O $15
24. e6 $2 ( 24. Kb1 Rxd1+ 25. Rxd1 Bd4 $15 )24... Rxd1+ ( 24... fxe6 25. Bb3
Rxd1+ 26. Rxd1 Be3+ 27. Kb1 $19 )25. Kxd1 $2 ( 25. Rxd1 $142 fxe6 26. Be4 Be3+
27. Kb1 Bxg5 28. Bxh7+ Kxh7 29. Rxd7+ Kg8 30. h7+ Kh8 31. a3 $17 )25... fxe6
$19 26. Rxf8+ Bxf8 27. Bb3 ( 27. Be4 Nc5 28. Qe3 Qd6+ 29. Ke2 Nxe4 30. Qxe4 Qd5
$19 )27... Nc5 28. Qf3 ( 28. Qe3 { doesn't improve anything}  28... Qd6+ 29.
Ke1 Nxb3 30. axb3 Qb4+ 31. Kd1 Qxg4+ 32. Kc1 Be7 $19 )28... Qd8+ 29. Ke2 Qxg5
30. c3 ( 30. Bc4 { does not win a prize}  30... b5 31. b4 Qc1 $19 )30... Bxh6 
0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.7"]
[White "Sandler, Leonid"]
[Black "Brown, Andrew"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1915"]
[ECO "B38"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "81"]
[WhiteElo "2345"]

{ B38: Sicilian: Maroczy Bind with 5...Bg7 and 7...0-0 } 1. Nf3 c5 2. c4 Nc6 3.
d4 cxd4 4. Nxd4 g6 5. e4 Bg7 6. Be3 d6 7. Nc3 Nf6 8. Be2 O-O 9. O-O Bd7 10. f3
Rc8 11. Qd2 Ne5 12. b3 a6 13. Rac1 h5 ( 13... Bc6 14. Rfd1 h5 15. h3 Ned7 16.
b4 Nb8 17. a4 Bd7 18. b5 Be6 19. Nxe6 fxe6 20. e5 dxe5 21. Qa2 Qc7 22. c5 Rcd8
23. Qxe6+ Kh7 24. c6 bxc6 25. b6 Qb7 26. a5 c5 27. Bxc5 Nc6 28. Bd3 { Karpov,A 
( 2679 ) -Safiye,Y  ( 2291 ) /Damascus 2001/CBM 081 ext/1-0  ( 38 )}  )14. Rfd1
$146 ( 14. a4 Kh7 15. Nd5 Bc6 16. Nxc6 bxc6 17. Nb6 Rb8 18. a5 c5 19. Rb1 Nc6 {
1/2-1/2 Mortensen,H  ( 2023 ) -Madland,K/Copenhagen 2005/CBM 107 ext}  )14...
Kh7 15. h3 Qa5 16. f4 Nc6 17. Nf3 Rfe8 ( 17... Rfd8 $5 $16 $142)18. c5 $1 $18 {
the decision}  18... e5 ( 18... dxc5 19. e5 { Combination}  )19. Ng5+ ( 19.
Qxd6 $6 Be6 20. f5 gxf5 21. exf5 Bxf5 $16 )19... Kg8 20. Bc4 ( 20. Qxd6 $6 Rcd8
21. fxe5 Be6 $11 )20... Nd8 ( 20... Rf8 21. Qf2 Nd4 22. cxd6 exf4 23. Bxd4 (
23. Rxd4 $6 fxe3 24. Qxe3 Ng4 25. hxg4 Bxd4 26. Qxd4 Qxg5 $14 )23... Qxg5 24.
e5 $18 )21. Qxd6 ( 21. fxe5 { and White can already relax}  21... dxe5 22. Qf2
Be6 $18 )21... exf4 $2 ( 21... Rc6 $142 22. Qd2 exf4 $18 )22. Qxf4 Ne6 23. Nxe6
( 23. Qf2 $142 { seems even better}  23... Bc6 24. Rd6 Qc7 25. Nxe6 fxe6 26.
Rxe6 Rxe6 27. Bxe6+ Kh7 28. Bxc8 Qxc8 $18 )23... Bxe6 24. Nd5 Bxd5 25. exd5 (
25. Bxd5 Nxd5 26. exd5 Qxa2 $18 )25... Re4 26. Qf2 Rce8 $2 ( 26... Rxe3 $142
27. Qxe3 Re8 $18 )27. d6 Rxe3 28. d7 R3e7 29. dxe8=Q+ Rxe8 ( 29... Nxe8 30. Kh1
Qc7 31. Rf1 $18 )30. Rd7 $1 { Deflection: e8}  30... Nxd7 31. Qxf7+ Kh7 32.
Qxe8 ( 32. Qxd7 $6 { is much worse}  32... Qxc5+ 33. Kh1 Re7 $11 )32... Nf6 $2
( 32... Qxc5+ 33. Kh1 Qg5 $18 )33. Qe3 Qc7 34. Re1 ( 34. Rf1 $142 { keeps an
even firmer grip}  34... Nd7 35. Rf7 Qxc5 36. Qxc5 Nxc5 $18 )34... Bf8 ( 34...
Nd7 { there is nothing better in the position}  35. b4 a5 $18 )35. b4 b6 (
35... Qd8 { does not solve anything}  36. Bd3 Qd5 37. Qg3 $18 )36. Rf1 ( 36.
Qe6 $5 $142 { keeps an even firmer grip}  36... Bg7 37. Qf7 Qxf7 38. Bxf7 bxc5
39. bxc5 Bf8 $18 )36... Bg7 37. Qe6 ( 37. Bd3 $142 { seems even better}  37...
Qd8 38. Rd1 Qe8 39. Qxe8 Nxe8 40. cxb6 Bd4+ 41. Kf1 Bxb6 42. Bxa6 Kg7 $18
)37... Qd8 ( 37... bxc5 { what else?}  38. Rxf6 Bxf6 39. Qxf6 cxb4 $18 )38. Qd6
( 38. cxb6 $142 { might be the shorter path}  38... Nd7 39. b7 Nb8 $18 )38...
Qh8 ( 38... Qxd6 { no good, but what else?}  39. cxd6 b5 $18 )39. Bd3 ( 39.
cxb6 $5 { makes it even easier for White}  39... Ne4 40. Qc7 Kh6 41. Qf4+ Ng5
$18 )39... bxc5 40. bxc5 Kh6 ( 40... Bf8 { is one last hope}  41. Qxf6 Bxc5+
42. Kh2 Qxf6 43. Rxf6 Kh8 44. Rxg6 h4 $18 )41. c6 ( 41. c6 Kh7 42. c7 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.8"]
[White "Voon, Richard"]
[Black "Chow, Samuel"]
[Result "0-1"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2297"]
[ECO "D85"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "70"]
[WhiteElo "1903"]

{ D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3 } 1. c4
Nf6 2. Nf3 g6 3. Nc3 d5 4. d4 Bg7 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 O-O 8. Bb5
$146 ( 8. Qc2 c5 9. Bb2 cxd4 10. Nxd4 Qa5 11. Nb3 Qe5 12. Bd3 Qg5 13. O-O e5
14. Bc1 Qf6 15. Be3 Nc6 16. Rab1 b6 17. Nc1 Bb7 18. Ne2 Rac8 19. Qa4 Na5 20.
Bb5 Rc7 21. Rfd1 Qe6 22. f3 f5 { Zwanepol,J  ( 1725 ) -Kovac,S  ( 2150 ) /Bled
1996/CBM 051 ext/0-1  ( 39 )}  )( 8. Ba3 Bg4 9. Be2 Nd7 10. O-O c5 11. h3 Bxf3
12. Bxf3 Qa5 13. Qb3 Rfd8 14. e5 e6 15. Rfd1 Rab8 16. Rab1 Bf8 17. Bc1 Be7 18.
Bf4 Nb6 19. Be3 c4 20. Qc2 Nd5 21. Bxd5 Rxd5 22. a4 Qa6 { Skembris,S  ( 2481 )
-Epishin,V  ( 2667 ) /Bolzano 2000/CBM 077 ext/1/2-1/2  ( 42 )}  )( 8. Bc4 h6
9. O-O c5 10. Be3 cxd4 11. cxd4 Nc6 12. Rc1 Bg4 13. Bd5 Qd7 14. Bxc6 bxc6 15.
Rc4 Rad8 16. Qa4 Bxf3 17. gxf3 Qh3 18. Qxc6 Rd6 19. Qc7 Qxf3 20. e5 Qg4+ 21.
Kh1 Qf3+ 22. Kg1 Qg4+ { Wilhelm,B-Traczewski,W/Vienna 2006/CBM 113 ext/1/2-1/2}
 )( 8. Bd2 b6 9. Bd3 Bb7 10. O-O Nd7 11. Re1 c5 12. e5 cxd4 13. cxd4 e6 14. Rc1
Rc8 15. Rxc8 Qxc8 16. Qc1 Bxf3 17. gxf3 a5 18. Bc3 Rd8 19. Bb5 Nf8 20. Kg2 Qb7
21. Qg5 Qd5 22. Ba4 h6 { Nguyen Thanh Luan-Doan Khoi Nguyen/Hue 2003/CBM 095
ext/1-0  ( 59 )}  )8... c5 9. O-O b6 ( 9... Bg4 10. Be3 $11 )10. Bb2 ( 10. dxc5
bxc5 11. Rb1 Qc7 $14 )10... a6 { Black threatens to win material: a6xb5}  11.
Ba4 cxd4 ( 11... Qc7 $5 $11 { is noteworthy} )12. cxd4 $16 Bb7 13. Qe2 b5 14.
Bb3 Nd7 15. Rfd1 { White plans d5}  15... a5 16. Bc2 ( 16. d5 Bxb2 17. Qxb2 Nc5
$16 )16... Rb8 { Black has a cramped position}  17. Rac1 Qb6 18. Bb1 b4 { This
push gains space}  19. d5 { White gains space}  19... Ba6 { Black threatens to
win material: Ba6xe2}  20. Qd2 Bxb2 21. Qxb2 { Black king safety dropped} 
21... Nc5 ( 21... Rbc8 22. Qd2 $14 )22. Qe5 { White threatens to win material:
Qe5xe7}  ( 22. Qd2 Rfc8 23. e5 Qd8 $14 )22... Na4 ( 22... Be2 $5 $142 { should
not be overlooked}  23. Rd2 Bxf3 24. gxf3 Rbc8 $11 )23. Rc6 $16 ( { Inferior is
} 23. Qxe7 Nc3 24. Nd4 Rbc8 25. Rxc3 Rxc3 $15 )23... Qa7 ( 23... Qb7 $5 24. Nd4
Rbc8 25. Rxc8 Rxc8 $14 )24. Nd4 $18 Rb7 $2 ( 24... Rfe8 25. Nf5 gxf5 26. Qxf5
e6 27. Qg5+ Kh8 28. Qf6+ Kg8 $18 )25. Nb3 ( 25. Nf5 $142 { and White wins} 
25... gxf5 26. Qxf5 $18 )25... Bb5 $17 26. Rc2 Nc3 27. Rxc3 bxc3 28. Qxc3 Ba4
29. Bc2 ( 29. e5 $5 $17)29... Rc7 $19 30. Qd2 ( 30. Qd4 Qxd4 31. Rxd4 Bd7 $19
)30... Rfc8 31. Bd3 Rc3 ( 31... Qb6 $19 $142)32. Rc1 $4 { terrible, but the
game is lost in any case}  ( 32. Qe1 $17 $142)32... Rxc1+ $19 33. Nxc1 Qd4 34.
Nb3 ( 34. h3 { otherwise it's curtains at once}  34... Qa1 35. Kh2 Rxc1 36. Be2
$19 )34... Bxb3 35. axb3 Rc3 ( 35... Rc3 36. g3 Rxd3 $19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.9"]
[White "Obst, James"]
[Black "McColl, Kevin"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1900"]
[ECO "D00"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "65"]
[WhiteElo "2234"]

{ D00: 1 d4 d5: Unusual lines } 1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3
O-O 6. Be2 c5 7. dxc5 Qa5 8. Nd2 Qxc5 9. Nb3 Qb6 10. Nb5 Na6 ( 10... Ne8 11.
Qxd5 Bxb2 12. Rb1 Bg7 13. O-O Nc6 14. Nc5 ( 14. c4 Bf5 15. Rbd1 Nf6 16. Qc5 e5
17. Bg3 Ne4 18. Qxb6 axb6 19. Ra1 Rfd8 20. Bh4 g5 21. f3 Nd2 22. Bxg5 f6 23.
Bh4 Nxf1 24. Kxf1 Bc2 25. Nc1 Rac8 26. Nb3 Na5 27. Nxa5 bxa5 28. Rc1 Bd3 {
Akselrod,V  ( 2437 ) -Salinnikov,D  ( 2338 ) /Tomsk 2003/CBM 095 ext/0-1  ( 51
)}  )14... Nf6 15. Qc4 Na5 16. Qd4 Nh5 17. Qb4 Nxf4 18. exf4 Nc6 19. Qa3 Bf5
20. Nc3 Qc7 21. Rxb7 Qa5 22. Nb1 Rfc8 23. Nb3 Qxa3 24. Nxa3 a5 25. Bf3 {
Hebden,M  ( 2520 ) -Zapata,A  ( 2580 ) /Cuba 1993/CBM 036/0-1  ( 39 )}  )11.
Be5 Bf5 12. O-O Rfc8 $146 ( 12... Rfd8 13. Bd4 Qc6 14. c3 b6 15. Be5 Qb7 16. a4
Nc5 17. N3d4 Bd7 18. b4 Nce4 19. f3 a6 20. fxe4 axb5 21. exd5 Qxd5 22. Bxf6
Bxf6 23. Bf3 Qe5 24. Bxa8 Qxe3+ 25. Kh1 Rxa8 26. axb5 Rc8 27. Ra7 { Hodgson,J 
( 2525 ) -Westerinen,H  ( 2395 ) /London 1988/CBM 009/1-0  ( 52 )}  )( 12...
Qe6 13. Bd4 $14 )13. c3 { Covers b4}  13... Nc5 ( 13... Qe6 $5 { is worthy of
consideration}  14. Qd4 b6 $14 )14. Nxc5 $16 Qxc5 15. Bd4 Qc6 16. Nxa7 Rxa7 17.
Bxa7 b6 ( 17... Qc7 18. e4 $1 { Deflection: e4}  18... Nxe4 19. Be3 $16 ( 19.
Qxd5 $143 b6 20. Ba6 Nf6 $16 ))18. Qb3 Nd7 ( 18... Qa8 19. Qxb6 Ne8 20. Bb5 $18
)19. Bb5 Nc5 ( 19... Qa8 20. Bxd7 Bxd7 21. Bxb6 $18 )20. Bxc6 Nxb3 21. axb3
Rxc6 22. Rfd1 e6 23. b4 Be5 ( 23... Bc2 { is no salvation}  24. Rd2 Bb3 25. Ra6
$18 )24. Ra6 Bc7 25. b5 Rd6 26. c4 $1 { the final blow}  26... Bc2 ( 26... dxc4
27. Rxd6 { Combination}  )27. Rd2 Bb3 ( 27... Bb1 { doesn't change anything
anymore}  28. b4 dxc4 29. Rxd6 Bxd6 30. Rxb6 Bxb4 31. Rc6 $18 )28. c5 bxc5 29.
Rxd6 ( 29. Bxc5 { might be the shorter path}  29... Rd8 30. b6 Be5 $18 )29...
Bxd6 30. b6 d4 ( 30... Kf8 $18 { desperation} )31. b7 Bd5 32. b8=Q+ ( 32. Bxc5
$142 { and White takes home the point}  32... Bb8 33. Rxd4 h5 $18 )32... Bxb8
33. Bxb8  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.10"]
[White "Mdinaradze, Edgar"]
[Black "Sorokina, Anastasia"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2201"]
[ECO "D26"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "90"]
[WhiteElo "1896"]

{ D26: Queen's Gambit Accepted: 4 e3 e6 5 Bxc5 c5 sidelines } 1. d4 d5 2. c4
dxc4 3. Nc3 e6 4. e3 Nf6 5. Bxc4 c5 6. Nf3 Be7 7. O-O O-O { Black castles and
improves king safety}  8. Qc2 $146 ( 8. Qe2 a6 ( 8... Nc6 9. Rd1 Qe8 10. Bb5 a6
11. Bxc6 Qxc6 12. Ne5 Qc7 13. Bd2 b5 14. a3 Bb7 15. Rac1 Qb6 16. Be1 Rfd8 17.
dxc5 Qxc5 18. Nd3 Qg5 19. f3 Rac8 20. Bf2 Qh5 21. Nf4 Qh6 22. Rxd8+ Rxd8 23.
Rd1 { Tschikischew,J  ( 1249 ) -Falke,I  ( 1460 ) /Willingen 2003/CBM 094
ext/0-1  ( 44 )}  )9. dxc5 Bxc5 10. e4 Nc6 11. Bg5 Be7 12. Rad1 Qc7 13. e5 Nd7
14. Bxe7 Nxe7 15. Bd3 Ng6 16. Bxg6 hxg6 17. Rd6 Nb6 18. Rfd1 Nc4 19. Qe4 Nxd6
20. exd6 Qd8 21. d7 Qe7 22. dxc8=B Raxc8 { Marshall,F-Mieses,J/Cambridge
Springs 1904/HCL/1-0  ( 57 )}  )( 8. dxc5 Qxd1 9. Rxd1 Bxc5 { 1/2-1/2 Paneque,P
 ( 2345 ) -Gomez,A  ( 2365 ) /Ciego de Avila 1997/CBM 060 ext}  )( 8. Re1 a6 9.
Bd2 b5 10. Bd3 Bb7 11. Qe2 Nc6 12. dxc5 Nb4 13. Bb1 Bxf3 14. gxf3 Bxc5 15. Ne4
Bd6 16. Nxd6 Qxd6 17. a3 Nc6 18. f4 Rfd8 19. Bc3 Nd5 20. Be4 Nxc3 21. bxc3 Rac8
22. Red1 Qc5 { Szczygiel,M-Radzicki,W  ( 2039 ) /Wroclaw 2006/CBM 113 ext/1-0 
( 40 )}  )( 8. dxc5 Nc6 $14 )8... Nc6 9. Rd1 Qc7 ( 9... cxd4 10. exd4 Nb4 11.
Qe2 $11 )10. dxc5 $14 Nb4 { Black threatens to win material: Nb4xc2}  11. Qe2
Bxc5 12. a3 Nc6 ( 12... Nbd5 13. Nb5 Qe7 14. e4 $16 )13. Nb5 ( 13. b4 Be7 $16
)13... Qb8 $14 14. b4 { White threatens to win material: b4xc5}  14... Be7 15.
Bb2 e5 16. h3 { Controls g4}  16... e4 { Black threatens to win material:
e4xf3}  ( 16... a5 17. bxa5 e4 18. Nd2 $14 )17. Nd2 Bf5 18. Nd4 Bg6 ( 18...
Nxd4 $5 $142 { should be considered}  19. Bxd4 Rc8 $14 )19. Nxc6 $16 bxc6 20.
Nb3 Bh5 21. g4 Bg6 22. Na5 Qb6 23. Nb3 ( 23. g5 Ne8 24. Rd7 Bxg5 $18 )23...
Rad8 ( 23... Qb8 $5 $11 { should be examined more closely} )24. Bd4 $14 Qb8 25.
Na5 { White threatens to win material: Na5xc6}  25... Qc7 26. Rac1 h5 $4 {
another step towards the grave.}  ( 26... c5 $142 27. Nb3 Nd7 $16 )27. Nxc6 $1
$18 { Double attack: c6/g8}  27... Rc8 ( 27... Qxc6 28. Bxf7+ { Double attack} 
)28. Nxa7 ( 28. Ne5 Nxg4 29. Bxf7+ Bxf7 30. Rxc7 Rxc7 31. Nxf7 Rxf7 32. hxg4 a5
33. bxa5 hxg4 34. Qxg4 Bxa3 35. Qxe4 Bf8 $18 )28... Qb8 29. Nxc8 Rxc8 30. Bxf6
Bxf6 31. Ba2 Re8 ( 31... Rf8 { does not help much}  32. gxh5 Bf5 33. Rc5 Bxh3
34. h6 $18 )32. Rc6 ( 32. Rc5 $142 { makes it even easier for White}  32... Be7
33. Rb5 Qc8 34. gxh5 Bf5 $18 )32... Qe5 ( 32... hxg4 { does not improve
anything}  33. Qxg4 Kf8 34. Rc5 $18 )33. Rdc1 ( 33. Rc5 $142 { and the result
of the game is clear: White will win}  33... Qb8 34. gxh5 Bh7 $18 )33... hxg4
34. hxg4 Kh7 ( 34... Qg5 { a fruitless try to alter the course of the game} 
35. Rc8 Rd8 36. Bb1 $18 )35. Kg2 ( 35. Qf1 Bg5 36. R1c5 Qe7 37. Qh3+ Bh6 $18
)35... Qg5 ( 35... Rb8 { cannot change what is in store for ?}  36. Qd1 Re8 37.
Qh1+ Kg8 38. R1c5 $18 )36. R6c5 Be5 37. b5 Kg8 38. b6 ( 38. Rc8 $5 { keeps an
even firmer grip}  38... Rxc8 39. Rxc8+ Kh7 $18 )38... Bf5 39. Rxe5 $1 { Decoy:
e5}  39... Rxe5 40. Kg3 ( 40. b7 $142 { makes it even easier for White}  40...
Re8 41. Rc5 $18 )40... Bd7 ( 40... Rb5 41. Rb1 Rxb1 42. Bxb1 Bc8 $18 )41. b7 (
41. Qd1 Qf6 42. f4 ( 42. Qxd7 $6 { is not possible}  42... Qf3+ 43. Kh2 Qxf2+
44. Kh1 Qf3+ 45. Kg1 Qxe3+ 46. Kh2 Qf2+ 47. Kh1 Qf3+ 48. Kg1 Qe3+ 49. Kh2 Qxc1
50. Qxf7+ Kh7 $11 )42... Qxb6 43. fxe5 ( 43. Qxd7 $6 { succumbs to}  43...
Qxe3+ 44. Kg2 Qe2+ 45. Kh1 Qf3+ 46. Kg1 Qg3+ 47. Kh1 Qf3+ 48. Kg1 Qg3+ 49. Kh1
Qf3+ $11 )43... Qxe3+ 44. Kg2 Bxg4 45. Bxf7+ ( 45. Qxg4 $6 Qxc1 46. Bxf7+ Kxf7
$14 )45... Kf8 46. Qd6+ Kxf7 47. Rc7+ Kg8 48. Qd8+ Kh7 49. Qh4+ Kg8 50. Qxg4
Qd2+ 51. Kf1 Qd3+ 52. Qe2 Qh3+ 53. Ke1 Qg3+ 54. Qf2 Qxe5 55. Qf7+ Kh7 56. Qxg7+
Qxg7 57. Rxg7+ Kxg7 58. a4 $18 )41... Re8 42. a4 $1 { Decoy: a4}  42... Rb8 (
42... Bxa4 43. Qc4 { Double attack}  ( 43. Qc4 { Decoy} ))43. f4 exf3 44. Qxf3
Rxb7 $4 { simply worsens the situation}  ( 44... Qe5+ 45. Kh3 Rxb7 46. Bxf7+
Kh7 $18 )45. Qxf7+ ( 45. Qxb7 $6 { is a bad alternative}  45... Qxe3+ 46. Qf3
Qxc1 47. Qxf7+ Kh7 48. Qh5+ Qh6 49. Bb1+ Kg8 50. Qxh6 gxh6 $18 )45... Kh7  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.11"]
[White "Scott, Ronald"]
[Black "Hvistendahl, Robert"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1855"]
[ECO "A00"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "0"]
[WhiteElo "2172"]

{ A00: Irregular Openings No scoresheets provided }  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.12"]
[White "Huynh, Arthur"]
[Black "Stojic, Dusan"]
[Result "0-1"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2169"]
[ECO "A76"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "56"]
[WhiteElo "1833"]

{ A76: Modern Benoni: Classical: 9...Re8 10 Qc2 } 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7
4. Nc3 c5 5. d5 O-O 6. e4 d6 7. Be2 e6 8. O-O exd5 9. cxd5 Re8 10. Qc2 Na6 (
10... Bg4 11. Re1 a6 12. a4 Nbd7 13. Bf4 Qc7 14. Nd2 Bxe2 15. Rxe2 Nh5 16. Be3
Bd4 17. Rf1 Ne5 18. Nd1 Bxe3 19. Rxe3 Ng4 20. Ree1 b5 21. h3 Ngf6 22. f4 Ng3
23. Rf3 Nf5 24. Rff1 Nd4 25. Qd3 { Donner,J  ( 2495 ) -Velimirovic,D  ( 2530 )
/Amsterdam 1974/MCL/1/2-1/2  ( 42 )}  )( 10... Qe7 11. Nd2 Na6 12. Re1 Nc7 13.
a4 b6 14. Bc4 Ng4 15. Nf3 Ne5 16. Nxe5 Bxe5 17. f4 Bd4+ 18. Be3 Qf6 19. g3 Re7
20. e5 Bf5 21. Ne4 Bxe4 22. Qxe4 Rae8 23. Bxd4 cxd4 24. Qxd4 dxe5 25. Qc3 {
Nestorovic,D  ( 2407 ) -Gazivoda,M  ( 2141 ) /Belgrade 2005/CBM 107 ext/1-0} 
)11. Bxa6 bxa6 12. h3 { Black has a cramped position}  12... Nh5 $146 ( 12...
Rb8 13. Bf4 Nh5 14. Bh2 f5 15. Nd2 f4 16. Rab1 Be5 17. Nf3 Rb7 18. Rfe1 g5 19.
Nxe5 Rxe5 20. f3 Re8 21. Qf2 Qf6 22. Re2 Qe5 23. Rbe1 Bd7 24. Rd2 Reb8 25. a3
Kh8 26. Rc1 Rb3 27. Rcc2 { Hansen,V-Holm,S/Aalborg 1965/MCD/1/2-1/2  ( 58 )} 
)13. g4 ( 13. Bg5 $5 f6 14. Be3 $14 )13... Nf6 $11 14. Bf4 h5 15. g5 ( 15. Nh2
$5 $15 { is worth looking at} )15... Bxh3 $17 16. gxf6 ( 16. Rfe1 $5 Qd7 17.
Qe2 Qg4+ 18. Bg3 $17 )16... Qxf6 $19 17. Qd2 Bh6 $1 { Deflection: f4}  18. Bxh6
Qxf3 19. Qg5 Kh7 20. Kh2 ( 20. Rae1 Re5 21. Qg3 Qxg3+ 22. fxg3 Bxf1 $19 ( 22...
Kxh6 $6 23. Rxf7 Ree8 24. Kh2 $11 ))20... f6 21. Qg3 Qxg3+ 22. fxg3 ( 22. Kxg3
Bxf1 23. Bf4 Bd3 24. Bxd6 Bxe4 25. Bxc5 g5 $19 )22... Bxf1 23. Rxf1 ( 23. Bf4
Bd3 24. Bxd6 Bxe4 25. Bxc5 $19 )23... Kxh6 24. Rxf6 Rad8 ( 24... Rf8 { might be
the shorter path}  25. Rxf8 Rxf8 26. Kg2 $19 )25. Rf7 ( 25. Kg2 { is not much
help}  25... Rd7 $19 )25... Rf8 26. Rxa7 ( 26. Rxf8 { is still a small chance} 
26... Rxf8 27. Kg2 $19 )26... Rf2+ 27. Kg1 Rdf8 28. Rxa6 Rf1+ ( 28... Rf1+ 29.
Kg2 R8f2+ 30. Kh3 Rh1# ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.13"]
[White "Zaric, Srboljub"]
[Black "Zulfic, Fedja"]
[Result "1/2-1/2"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1809"]
[ECO "B35"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "62"]
[WhiteElo "2144"]

{ B77: Sicilian Dragon: Yugoslav Attack, 9 Bc4 sidelines } 1. e4 c5 2. Nf3 g6 3.
d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 O-O 8. Bb3 a5 9. f3 d6 10. Qd2
Bd7 11. Nxc6 $146 ( 11. a3 a4 12. Ba2 Qa5 13. h4 Rfc8 14. Nde2 Ne5 15. O-O-O
Be6 16. Nd5 Nxd5 17. Qxa5 Nxe3 18. Qb6 Rxc2+ 19. Kb1 Bxa2+ 20. Kxa2 Nxd1 21.
Rxd1 Nc4 22. Qc7 Rxb2+ 23. Ka1 Rxe2+ 24. Kb1 Nxa3+ 25. Kc1 Bb2# {
Frilling,F-Watson,J/Lincoln 1969/MCD/0-1}  )( 11. Ndb5 Ne5 12. a4 Rc8 ( 12...
Qc8 13. Qe2 Be6 14. Nd5 Nxd5 15. exd5 Bd7 16. h3 Bxb5 17. Qxb5 Nd7 18. c3 Nc5
19. O-O Nxb3 20. Qxb3 { 1/2-1/2 Oppitz,P  ( 2240 ) -Becker,M  ( 2285 ) /Germany
1991/GER-chT}  )13. Qe2 Be6 14. Nd5 Bxd5 15. exd5 Ned7 16. c4 Nc5 17. Bc2 Nfd7
18. Rb1 Na6 19. O-O Nb4 20. b3 Nc5 21. Na7 Ra8 22. Bxc5 dxc5 23. Nb5 Re8 24.
Rbd1 Qb6 25. Bb1 e6 { Angelis,M-Kengis,E  ( 2590 ) /Katerini 1992/CBM 032
ext/0-1  ( 46 )}  )( 11. O-O-O a4 12. Nxc6 Bxc6 13. Bc4 b5 14. Bxb5 Bxb5 15.
Nxb5 Qb8 16. Nd4 Qb7 17. c3 Rfb8 18. h4 Nd7 19. Qc2 Ra6 20. g4 Ne5 21. Rh2 Nc4
22. Bg1 Be5 { 0-1 Guennoun,A  ( 2159 ) -Laclau,D  ( 2277 ) /Montpellier
2006/CBM 113 ext}  )11... Bxc6 12. a4 Qc7 { White has an active position}  13.
Rd1 Rfd8 14. Nd5 ( 14. O-O e6 $14 )14... Bxd5 $11 15. exd5 { White has the pair
of bishops}  15... Nd7 16. c3 { Secures d4}  16... Nc5 { Black threatens to win
material: Nc5xb3}  17. Bc2 Rdb8 18. Bd4 b5 19. Bxg7 Kxg7 20. Qd4+ Kg8 21. Rd2 (
21. h4 $5 { deserves consideration}  21... e5 22. dxe6 Nxe6 23. Qxd6 $11 )21...
bxa4 22. Bxa4 Nb3 23. Bxb3 Rxb3 24. O-O Rab8 25. Rff2 R8b5 26. Qe4 ( 26. Rfe2
$5 $11)26... Qb7 $15 27. c4 { White threatens to win material: c4xb5}  27...
R5b4 28. Qd4 Qb6 29. Qxb6 Rxb6 { A double rook endgame occured}  30. Rfe2 {
White threatens to win material: Re2xe7}  30... Kf8 31. Rc2 Rb7  1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.14"]
[White "Gibbs, Glen B"]
[Black "Wright, Neil S"]
[Result "0-1"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2141"]
[ECO "D97"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "94"]
[WhiteElo "1800"]

{ D97: Grünfeld: Russian System: 7 e4, replies other than 7...Bg4 } 1. d4 Nf6
2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Nc6 8. d5 ( 8. Be3
Ng4 9. e5 Nxe3 10. fxe3 a5 11. a3 a4 12. Rd1 Ra5 13. h4 Bd7 14. h5 b5 15. Nxb5
Qb8 16. hxg6 hxg6 17. Ng5 e6 18. Nh7 Re8 19. Nf6+ Bxf6 20. exf6 Ne7 21. fxe7
Rxb5 22. d5 Qb6 { Piket,J  ( 2628 ) -Ernst,S  ( 2435 ) /Leeuwarden 2001/CBM
084/1-0}  )8... Na5 9. Qd3 e6 $146 { Black has a cramped position. Black's
piece can't move: a5}  ( 9... c6 10. dxc6 ( 10. Be3 cxd5 11. exd5 Bf5 12. Qd2
Ne4 13. Nxe4 Bxe4 14. Rd1 Rc8 15. Bd4 Bxf3 16. Bxg7 Bxd1 17. Bxf8 Kxf8 18. Qxd1
Qb6 19. Qd2 Nc4 20. Bxc4 Rxc4 21. O-O Qd4 22. Qa5 Qc5 23. Qd8+ Kg7 24. Qb8 b5 {
Thomassen,J  ( 1963 ) -White,K  ( 2069 ) /Gausdal 2005/CBM 108 ext/1/2-1/2  (
54 )}  )10... Nxc6 11. Qxd8 Rxd8 12. Be2 b6 13. O-O Bb7 14. Bf4 Nb4 15. e5 (
15. a3 Nd3 16. Bxd3 Rxd3 17. Rfe1 Nd7 18. Rac1 Nc5 19. Re2 Rad8 20. Be5 Bh6 21.
Rb1 Nxe4 22. Nxe4 Rd1+ 23. Rxd1 Rxd1+ 24. Ne1 Ba6 25. Nc3 Ra1 { 0-1 Herndl,H  (
2365 ) -Horvath,J  ( 2515 ) /Austria 1996/CBM 057 ext}  )15... Ne4 16. Nxe4
Bxe4 17. Rfd1 Nd3 18. Bxd3 Bxd3 19. Rac1 h6 20. h4 e6 21. Nh2 Bb5 22. Rxd8+
Rxd8 23. g3 Be2 24. f3 { Uhlmann,W-Kortschnoj,V/Stockholm 1962/IZT/1/2-1/2  (
40 )}  )10. Bg5 h6 11. Be3 ( 11. Bxf6 $5 Qxf6 12. e5 $11 )11... exd5 $15 12.
exd5 Bf5 { Black threatens to win material: Bf5xd3}  13. Qd2 { White has a very
active position}  13... Qe7 ( 13... c6 $5 14. Be2 Nxd5 15. Bxh6 Nxc3 16. Bxg7
Qxd2+ 17. Nxd2 Kxg7 18. bxc3 Rfe8 $17 )14. Nd4 $11 Bd7 { White has an active
position}  15. Be2 ( 15. O-O-O $5 Ng4 16. Bf4 $11 )15... Ng4 $15 16. Bxg4 Bxg4
17. b3 { Prevents intrusion on c4}  17... c5 18. dxc6 ( 18. Ndb5 $5 a6 19. Na3
$17 )18... Nxc6 19. Nxc6 bxc6 20. O-O Rfd8 21. Qe1 Bf5 22. Qc1 ( 22. Rc1 Bd3
23. Ne2 f5 $17 )22... Qb4 ( 22... Qf6 $142 23. Ne2 Qxa1 24. Qxa1 Bxa1 25. Rxa1
Bd3 $19 )23. Bd2 $4 { the position is going down the drain}  ( 23. Ne2 $142 Qh4
24. Ng3 $17 )23... Rxd2 $1 $19 { Decoy: d2}  24. Qxd2 Bxc3 ( 24... Qxc3 $6 25.
Qxc3 Bxc3 26. Rac1 $19 )25. Qxh6 ( 25. Qe3 { hardly improves anything}  25...
Bxa1 26. Rxa1 c5 $19 )25... Bxa1 26. Rxa1 Re8 27. Qc1 Re2 28. Qd1 Qd2 ( 28...
Qc3 $5 $142 { might be the shorter path}  29. Rc1 Qb2 30. Qd8+ Kg7 31. Rf1 $19
)29. Qxd2 Rxd2 30. f3 ( 30. b4 { doesn't get the bull off the ice}  30... g5
$19 )30... Kf8 ( 30... c5 { keeps an even firmer grip}  31. g4 Be6 32. h4 $19
)31. Rc1 ( 31. b4 { is not the saving move}  31... Be6 32. a3 Bd5 $19 )31...
Rc2 ( 31... Bd7 $5 { seems even better}  32. Ra1 $19 )32. Rxc2 Bxc2 33. Kf2 Ke7
34. Ke3 Kd6 35. h4 ( 35. Kd2 { a fruitless try to alter the course of the game}
 35... Bb1 $19 )35... Ke5 36. g4 Bd1 37. f4+ ( 37. h5 { is not much help} 
37... gxh5 38. gxh5 Kf5 $19 )37... Ke6 38. g5 ( 38. h5 { doesn't do any good} 
38... gxh5 39. gxh5 Bxh5 $19 )38... Kf5 39. b4 Bc2 40. a3 Bb3 ( 40... Ba4 {
makes it even easier for Black}  41. Kf3 $19 )41. Kf3 ( 41. Kd4 { is not the
saving move}  41... Kxf4 42. Kc5 Bd5 $19 )41... Bd5+ 42. Kg3 ( 42. Ke3 {
doesn't get the cat off the tree}  42... Kg4 $19 )42... Be4 43. a4 ( 43. Kf2 {
doesn't change the outcome of the game}  43... Kxf4 44. Ke2 Kg4 $19 )43... Bc2
44. a5 ( 44. Kf3 { does not save the day}  44... Bd1+ 45. Ke3 Bxa4 $19 )44...
Be4 ( 44... Bd1 $19 $142 { and Black can already relax} )45. h5 ( 45. Kf2 { the
only chance to get some counterplay}  45... Kxf4 46. Ke2 $19 )45... gxh5 46.
Kh4 Bf3 47. Kg3 Bd1  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.15"]
[White "Zvedeniouk, Ilya"]
[Black "Amini, Amir"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1758"]
[ECO "B12"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "35"]
[WhiteElo "2123"]

{ B12: Caro-Kann: Advance Variation } 1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5.
Bd3 Bxd3 6. Qxd3 e6 7. Nf3 Qb6 { Black is behind in developement}  ( 7... Qa5+
8. Nbd2 Qa6 9. c4 Nh6 10. b3 Nf5 11. Bb2 Bb4 12. a3 Bxd2+ 13. Kxd2 Nd7 14. Ke2
dxc4 15. bxc4 O-O-O 16. a4 f6 17. exf6 Nxf6 18. Rhd1 Ng4 19. Ba3 g6 20. Qc3 Qb6
21. Rd2 Qc7 22. Re1 { Spassky,B  ( 2625 ) -Larsen,B  ( 2605 ) /Bugojno
1982/MCD/1-0  ( 38 )}  )( 7... Ne7 8. O-O Nf5 9. g3 Nd7 10. b3 Qb6 11. c4 Qa6
12. Qc3 Be7 13. c5 b6 14. b4 b5 15. Bd2 Qb7 16. a4 a6 17. Qb2 O-O 18. Bc3 Rfb8
19. Nbd2 bxa4 20. Rxa4 a5 21. Rfa1 axb4 22. Rxa8 { Pambalos,P  ( 2010 )
-Sekadakis,D/Kallithea Chalkidiki 2003/ CBM 095 ext/1/2-1/2  ( 56 )}  )8. Nc3
$146 ( 8. b3 c5 9. dxc5 Bxc5 10. O-O Ne7 11. Nc3 Nd7 12. Bb2 Nf5 13. Nxd5 Qc6
14. Nf4 Be7 15. g3 Rd8 16. Qe2 Bc5 17. Kh2 b5 18. Rad1 Rc8 19. Rc1 Nb6 20. Rfd1
g6 21. Ng5 Nh6 22. Ne4 Ng4+ { Wallace,P  ( 2210 ) -Krutti,V  ( 2382 )
/Lichfield 2000/CBM 077 ext/0-1  ( 102 )}  )8... c5 ( 8... Be7 9. Ne2 $11 )9.
dxc5 $14 Bxc5 10. O-O { Black has a cramped position}  10... Qa6 ( 10... Qc6 $5
$14 { should be investigated more closely} )11. Nb5 $16 Qb6 ( 11... Qc6 $5
$16)12. Be3 $18 Ne7 $4 { an oversight. But Black was lost anyway.}  ( 12... Nh6
$142 13. Nd6+ $1 { Deflection: c5}  13... Kf8 $18 )13. Nd6+ $1 { Deflection:
c5}  13... Kf8 ( 13... Bxd6 14. Bxb6 { Pinning}  ( 14. Bxb6 { Deflection} ))14.
Ng5 ( 14. Bxc5 { keeps an even firmer grip}  14... Qxc5 15. Ng5 Kg8 $18 )14...
Nd7 ( 14... d4 { cannot change what is in store for ?}  15. Ndxf7 dxe3 16. Nxh8
exf2+ 17. Kh2 $18 )15. Ndxf7 Rg8 ( 15... Rh6 { hoping against hope}  16. Nxh6
gxh6 17. Bxc5 Nxc5 18. Qf3+ Nf5 19. Qxh5 hxg5 20. Qh8+ Ke7 21. Qxa8 gxh4 $18
)16. Nd6 $1 { Deflection: c5}  16... Nc8 ( 16... Bxd6 17. Nxe6+ { Double
attack}  ( 17. Bxb6 { Pinning} )( 17. Bxb6 { Deflection} )( 17. Nxe6+ { Decoy}
)( 17. Nxe6+ { Interception} ))( 16... -- 17. Nxe6# { Mate threat}  )17. Qg6
Nxd6 18. exd6 ( 18. exd6 Bxe3 19. Nxe6# ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.16"]
[White "Garcia-Blanco, Miguel"]
[Black "Lin, Zhigen Wilson"]
[Result "0-1"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2097"]
[ECO "A29"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "118"]
[WhiteElo "1699"]

{ A29: English Opening: Four Knights Variation with 4 g3 } 1. c4 e5 2. Nc3 Nf6
3. Nf3 Nc6 4. g3 Bb4 5. Bg2 O-O 6. O-O e4 7. Ng5 Bxc3 8. bxc3 Re8 9. f3 e3 10.
d3 d5 11. Qb3 Na5 12. Qa4 ( 12. Qa3 c6 13. cxd5 cxd5 14. f4 Nc6 ( 14... Bg4 15.
Nf3 Nc6 16. h3 Bxf3 17. Rxf3 d4 18. Bb2 Rc8 19. Rb1 a5 20. cxd4 Nb4 21. Rc1
Rxc1+ 22. Bxc1 h5 23. Bb2 b6 { 1/2-1/2 Gulko,B  ( 2570 ) -Korneev,O  ( 2638 )
/Montreal 2006/CBM 114}  )15. Rb1 Qc7 16. Bb2 Bg4 17. c4 dxc4 18. Bxf6 gxf6 19.
Ne4 Kg7 20. dxc4 Rad8 21. Rb3 Nd4 22. Rxe3 Qxc4 23. Kh1 Nf5 24. Rd3 Bxe2 25.
Rxd8 Rxd8 26. Re1 Re8 { Kasparov,G  ( 2740 ) -Karpov,A  ( 2700 ) /Seville
1987/MainBase/0-1  ( 32 )}  )12... c6 13. cxd5 cxd5 14. Ba3 $146 ( 14. f4 Bg4
15. Nf3 Nc6 16. Bb2 Qd7 17. Rfe1 Bxf3 18. Bxf3 Rad8 19. Bg2 h5 20. h3 Qf5 21.
c4 h4 22. Bxf6 Qxf6 23. cxd5 Nd4 24. Rab1 hxg3 25. Rxb7 Qxf4 26. Qd1 Qf2+ 27.
Kh1 Rb8 28. Rxb8 Rxb8 { Grant,J  ( 2270 ) -Naumkin,I  ( 2460 ) /Cappelle la
Grande 1993/TD/0-1  ( 59 )}  )( 14. f4 Bd7 15. Qb4 Qc7 $11 )14... Bd7 { Black
threatens to win material: Bd7xa4}  15. Qb4 h6 16. f4 ( 16. Nh3 $5 $11 $142 {
might be a viable alternative} )16... hxg5 $17 17. fxg5 Ng4 18. Bxd5 ( 18. Qf4
Nf2 19. Bc5 Qb8 20. Qxb8 Raxb8 $17 ( 20... Rexb8 $143 21. g6 fxg6 22. Bxd5+ Kh7
23. Bxe3 Nh3+ 24. Kg2 $15 ))18... Nf2 $19 19. g6 Be6 20. gxf7+ Bxf7 21. Bxf7+
Kxf7 22. Qf4+ Kg8 23. Rxf2 $2 ( 23. Qf3 $19 $142)23... exf2+ 24. Qxf2 Qf6 (
24... Re6 { keeps an even firmer grip}  25. Rb1 $19 )25. Rf1 ( 25. Qxf6 gxf6
26. Kf2 Rac8 $19 )25... Qxf2+ 26. Rxf2 Nc6 27. Kf1 Re5 28. e4 $2 ( 28. Bd6 Rb5
29. Kg2 $19 )28... Rd8 29. Rf3 ( 29. d4 { is still a small chance}  29... Rxe4
30. Re2 $19 )29... Ra5 30. Bc1 Rf8 ( 30... Ne5 $142 { and Black has it in the
bag}  31. Bg5 Rd7 $19 )31. Rxf8+ Kxf8 32. a3 Rb5 33. Ke2 Kf7 ( 33... Rb1 {
makes it even easier for Black}  34. Bd2 $19 )34. d4 Rh5 ( 34... a5 35. Kd3 $19
)35. h4 b5 36. Bg5 ( 36. Kd3 Rh8 $19 )36... Na5 37. d5 $4 { White crumbles in
face of a dire situation}  ( 37. Bc1 Rh8 $19 )37... Nc4 ( 37... Rxg5 { seems
even better}  38. hxg5 Nc4 39. e5 Nxa3 40. Kd3 $19 )38. Kd3 ( 38. Bc1 $19)38...
Rxg5 $1 { the knock-out blow}  39. hxg5 Ke7 40. Kd4 Kd6 41. a4 ( 41. g6 {
cannot undo what has already been done}  41... Ne5 $19 )41... a6 42. axb5 axb5
43. g6 Ne5 44. g4 ( 44. Ke3 $19 { otherwise it's curtains at once} )44... Nxg4
45. c4 ( 45. Kd3 $19 { there is nothing else anyway} )45... bxc4 46. Kxc4 Ne5+
47. Kd4 Nxg6 48. Ke3 Ke5 49. Kf3 Kf6 ( 49... Nf8 50. Ke3 $19 )50. Kg4 Ne5+ 51.
Kf4 g5+ ( 51... g6 { and Black can already relax}  52. Ke3 $19 )52. Kg3 ( 52.
Ke3 { a last effort to resist the inevitable}  52... Nf7 53. Kd4 $19 )52... Kg6
53. Kh3 Kh6 ( 53... g4+ $142 { and Black has reached his goal}  54. Kh4 Kf6 $19
)54. Kg3 Kh5 { Black prepares g4}  55. Kh3 ( 55. d6 Kg6 56. Kg2 $19 )55... g4+
56. Kg3 Kg5 57. Kg2 { If White now only could play Nd3...}  57... Kf4 58. d6 g3
59. Kg1 ( 59. Kf1 { does not solve anything}  59... Kf3 60. Ke1 g2 61. Kd2 g1=Q
62. Kc2 Qc5+ 63. Kd2 Qe3+ 64. Kc2 Qd3+ 65. Kb2 Nc4+ 66. Ka1 Qc3+ 67. Kb1 Qb2#
)59... Kf3 ( 59... Kf3 60. d7 Nxd7 61. Kf1 g2+ 62. Ke1 g1=Q+ 63. Kd2 Qe3+ 64.
Kd1 Qc3 65. e5 Ke3 66. e6 Qd2# ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.17"]
[White "Nguyen, Giang"]
[Black "Slidziunas, John"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1671"]
[ECO "A48"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "39"]
[WhiteElo "2097"]

{ D04: Colle System } 1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. b3 O-O 5. Bb2 d5 6. Nbd2
Nbd7 7. Ne5 $146 ( 7. Be2 c6 ( 7... c5 8. O-O b6 9. c4 e6 10. Rc1 Bb7 11. Qc2
Rc8 12. Qb1 Ne4 13. Rfd1 cxd4 14. Nxe4 dxe4 15. Nxd4 a6 16. Ba3 Re8 { 1/2-1/2
Van der Hans,C-Mollekens,J/Havana 1966/MCD}  )8. O-O Ne4 9. c4 Qa5 10. Qc1 Ndf6
11. c5 Bh6 12. a3 Ng4 13. Nxe4 dxe4 14. Ne5 Nxe5 15. dxe5 Rd8 16. b4 Qc7 17.
Rd1 Be6 18. Qc2 Bd5 19. Bd4 Bg7 20. Qc3 Qc8 21. a4 Qe6 {
Osmanagic,D-Bilek,I/Sarajevo 1962/MCD/1-0  ( 42 )}  )( 7. c4 c5 ( 7... c6 8.
Be2 Ne4 9. cxd5 Nxd2 10. Qxd2 cxd5 11. O-O b6 12. Rac1 Bb7 13. Rc2 Rc8 14. Rxc8
Qxc8 15. Rc1 Qb8 16. Ba3 Bf6 17. Bb5 Rd8 18. h3 Nf8 19. Rc2 Rc8 20. Qc1 Rxc2
21. Qxc2 a6 22. Bd3 { Mueller,H-Wittmann,R  ( 2305 ) /Germany
1983/GER-chT/1/2-1/2}  )8. dxc5 Nxc5 9. b4 Ne6 10. Qb3 a5 11. a3 axb4 12. axb4
Rxa1+ 13. Bxa1 Ne4 14. Bxg7 { 1/2-1/2 Lazic,M  ( 2512 ) -Horvath,J  ( 2508 )
/Verona 2005/CBM 104 ext}  )( 7. c4 $5 $14 $142 { would allow White to play on}
)7... Nxe5 $17 8. dxe5 { White has new doubled pawns: e3+e5}  8... Ne4 ( 8...
Ng4 $5 9. Nf3 c6 $17 )9. h4 h5 10. Be2 ( 10. Nxe4 dxe4 11. Qd4 $11 )10... Nxd2
( 10... c5 $5 $142 { is the best option Black has}  11. Nxe4 dxe4 12. Qxd8 Rxd8
$11 )11. Qxd2 $14 { White king safety improved}  11... Bf5 12. f3 {
Consolidates e4+g4}  ( 12. O-O-O e6 $16 )12... Qc8 ( 12... c6 $5 $11 $142 { and
Black has air to breath} )13. Qxd5 $16 Rd8 ( 13... c5 14. O-O-O $16 )14. Qc5 b6
( 14... Rd7 15. Bc4 $18 )15. Qxe7 $18 Re8 ( 15... Rd7 16. Qb4 $18 )16. Qg5 Bxc2
( 16... Qd7 17. g4 hxg4 18. fxg4 $18 )17. e4 Rd8 ( 17... Qd8 $18)18. Qe3 Qd7 (
18... Qe6 { doesn't improve anything}  19. Rc1 Bxe5 20. Bxe5 Qxe5 21. Rxc2 $18
)19. Rc1 Qc6 ( 19... Qe7 { cannot change destiny}  20. Rxc2 Bxe5 21. Bxe5 Qxe5
22. f4 $18 )20. Bc4 ( 20. Bc4 Qd7 21. Qc3 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.18"]
[White "Anderson-Smith, William"]
[Black "Ayris, Tony"]
[Result "0-1"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2094"]
[ECO "A67"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "92"]
[WhiteElo "1629"]

{ A67: Modern Benoni: Taimanov Variation } 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3
exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5+ Nbd7 9. e5 dxe5 10. fxe5 Nh5 11. e6
Qh4+ 12. g3 Nxg3 13. Nf3 Bxc3+ 14. bxc3 Qe4+ 15. Be2 Nxh1 16. exd7+ $2 $146 (
16. exf7+ Ke7 17. d6+ Kf6 18. c4 h6 19. Bb2+ Kxf7 20. Bxh8 Nf6 21. Bxf6 Kxf6
22. Qd2 Bf5 23. Rd1 Re8 24. d7 Bxd7 25. Qb2+ Ke6 26. Rd5 Qf4 27. Qxb7 Qc1+ 28.
Rd1 Qc3+ 29. Kf1 Re7 30. Kg2 Qe3 { Kruppa,Y  ( 2570 ) -Berelovich,A  ( 2495 )
/Donetsk 1998/CBM 068/1/2-1/2  ( 42 )}  )( 16. exf7+ Ke7 17. d6+ Kf6 18. c4 $17
)16... Bxd7 $19 17. Qd3 Qxd3 18. Bxd3 O-O ( 18... O-O-O $142 { seems even
better}  19. Bg5 f6 20. Bxf6 Rde8+ 21. Kd2 $19 )19. Kf1 Rfe8 ( 19... c4 20. Bc2
Rfe8 21. Bf4 Bh3+ 22. Kg1 $19 )20. Bf4 ( 20. Kg2 c4 $1 { Decoy: c4}  21. Bf1
Bf5 22. Kxh1 Be4 $17 )20... c4 $1 { Decoy: c4}  21. Bc2 ( 21. Bxc4 Re4 { Double
attack}  ( 21... Re4 { Decoy} ))21... Bh3+ 22. Kg1 Re2 23. Nd4 Rae8 24. Nxe2
Rxe2 25. Ba4 $2 ( 25. Bxg6 $142 hxg6 26. Kxh1 $19 )25... Nf2 26. d6 ( 26. Bd1
Nxd1 27. Rxd1 Rg2+ ( 27... Rxa2 $6 28. d6 Bd7 29. Re1 $19 )28. Kh1 Rxa2 $19
)26... Ng4 ( 26... Ne4 $142 { and Black wins}  27. Kh1 g5 $19 )27. Bg3 Nf6 (
27... Ne5 28. Bxe5 Rxe5 29. Rd1 $19 )28. Rd1 ( 28. Bb5 Ne4 29. Bxc4 Nxg3 30.
hxg3 Rg2+ 31. Kh1 Rd2 $19 ( 31... Rxg3 $143 32. Bb5 $15 ))28... Bd7 29. Bxd7
Nxd7 30. a4 Re4 31. Kf2 ( 31. a5 f5 $19 )31... f5 32. a5 b6 ( 32... Kf7 $5 {
makes it even easier for Black}  33. h4 $19 )33. axb6 axb6 34. Ra1 ( 34. Kf3
Kf7 35. h4 b5 $19 )34... Kf7 35. Ra7 ( 35. h4 h6 $19 )35... Ke6 36. Ra8 f4 37.
Kf3 Re3+ ( 37... fxg3 $6 38. Re8+ Kxd6 39. Rxe4 gxh2 40. Rh4 $19 )38. Kxf4 Rxc3
39. Kg5 ( 39. Rh8 { is no salvation}  39... Rd3 40. Rxh7 Rxd6 $19 )39... Rd3
40. Re8+ Kd5 41. Re7 Kc6 42. Rxh7 c3 43. Rh8 Nc5 44. Rc8+ ( 44. Kxg6 { doesn't
change anything anymore}  44... c2 45. Bf4 Rxd6+ 46. Kf7 Kb7 $19 )44... Kb5 (
44... Kd7 { and Black can already relax}  45. Rc7+ Kd8 46. Rf7 $19 )45. Bf4 (
45. Kxg6 { does not win a prize}  45... c2 46. Bf4 Rxd6+ 47. Kf5 Rd5+ 48. Kg6
Rd4 $19 )45... Ne6+ 46. Kg4 Rd4 ( 46... Rd4 47. Rxc3 Rxf4+ ( 47... Nxf4 $143
48. Kg5 $19 )48. Kg3 Rd4 $19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.19"]
[White "Dragicevic, Domagoj"]
[Black "Milton, Anthony W"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1466"]
[ECO "B26"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "59"]
[WhiteElo "2087"]

{ B26: Closed Sicilian: 3 g3, lines with early Be3 } 1. e4 c5 2. Nc3 d6 3. g3
Nf6 4. Bg2 Nc6 5. d3 g6 6. h3 Bg7 7. Be3 O-O 8. Nge2 Bd7 9. O-O Rb8 10. Qd2 Re8
$146 ( 10... b5 11. Bh6 Ne8 ( 11... b4 12. Bxg7 Kxg7 13. Nd5 e5 14. Nxf6 Qxf6
15. c3 bxc3 16. bxc3 Rb7 17. f4 Rfb8 18. fxe5 Qxe5 19. d4 cxd4 20. cxd4 Qe7 21.
Rf4 Rb2 22. Qe3 Nb4 23. Raf1 f5 24. Qf3 g5 25. Rxf5 Bxf5 26. Qc3 {
Stepp,R-Berger,J/Tulsa 2005/CBM 108 ext/0-1}  )12. Rae1 b4 13. Nd5 e6 14. Bxg7
Nxg7 15. Ne3 f5 16. Nc4 Qc7 17. Kh2 Rbd8 18. f4 Bc8 19. Qe3 d5 20. exd5 exd5
21. Qxc5 dxc4 22. Qxc4+ Be6 23. Qxc6 Qa5 24. c4 Qxa2 25. Nc1 {
Gershman,J-Lalich,V/Argentina 1938/HCL/1-0}  )( 10... a6 11. Bh6 b5 12. Bxg7
Kxg7 13. f4 e5 14. f5 Nd4 15. g4 b4 { 1/2-1/2 Onat,I  ( 2320 )
-Papapostolou,C/Havana 1966/MCD}  )( 10... Qc8 11. Kh2 b5 12. Rab1 b4 13. Nd1
Qa6 14. Nc1 Nd4 15. f4 Be6 16. Ra1 b3 17. cxb3 Nxb3 18. Nxb3 Bxb3 19. Nc3 Be6
20. f5 Bd7 21. Rf2 Rb6 22. Raf1 Rfb8 23. b3 Qa5 24. fxg6 fxg6 25. d4 { Starc,C 
( 2170 ) -Hennings,M  ( 2045 ) /St Veit 1998/CBM 065 ext/1/2-1/2  ( 65 )}  )11.
f4 b5 12. g4 { White intends f5}  12... b4 { Black threatens to win material:
b4xc3}  13. Nd1 e5 ( 13... Qa5 $5 $11 { looks like a viable alternative} )14.
f5 $16 { White gets more space}  14... Nd4 15. Ng3 Bc6 ( 15... gxf5 16. Nxf5
Nxf5 17. exf5 $16 ( 17. gxf5 $6 a5 $11 ))16. Bh6 ( 16. c3 bxc3 17. bxc3 gxf5
18. cxd4 cxd4 19. Nxf5 dxe3 20. Ndxe3 Bd7 $18 )16... Bh8 $2 ( 16... Nd7 17.
Bxg7 Kxg7 18. g5 $16 )17. Qf2 ( 17. c3 $142 Nb5 18. g5 $18 )17... Qc7 $2 (
17... Bg7 $142 18. Bxg7 Kxg7 $16 )18. g5 $18 Nh5 19. Nxh5 gxh5 20. Ne3 ( 20. f6
{ might be the shorter path}  20... Ne6 $18 )20... c4 $2 ( 20... Bg7 $142 21.
Bxg7 Kxg7 $18 )21. Nxc4 ( 21. dxc4 $142 { might be the shorter path}  21... Bb7
$18 )21... d5 ( 21... Bg7 { praying for a miracle}  22. Bxg7 Kxg7 $18 )22. exd5
e4 ( 22... Ba4 { doesn't get the cat off the tree}  23. b3 Bd7 24. f6 $18 )23.
f6 e3 ( 23... Nf3+ { does not help much}  24. Bxf3 exf3 25. Qxf3 $18 ( 25. dxc6
$6 { is clearly worse}  25... Re2 $18 ))24. Nxe3 Rxe3 ( 24... Bd7 $18 { a last
effort to resist the inevitable} )25. Qxe3 ( 25. dxc6 $6 { is a weaker
possibility}  25... Ne2+ 26. Kh1 Ng3+ 27. Kg1 Ne2+ 28. Kh1 Ng3+ 29. Kg1 Ne2+
$11 )25... Nxc2 26. Qc5 Nxa1 27. dxc6 b3 28. Rxa1 ( 28. Qf5 Re8 29. Qd7 Qb8 30.
Bd5 Qg3+ 31. Kh1 Qf3+ 32. Rxf3 Re1+ 33. Kg2 Re2+ 34. Rf2 Rxf2+ 35. Kxf2 Bg7 36.
Qxf7+ Kh8 37. Qxg7# )28... bxa2 29. Rxa2 Re8 30. Ra1 ( 30. Ra1 a6 31. Ra4 Re1+
32. Kf2 $18 )( 30. Rxa7 Qd8 31. Bd5 Re1+ 32. Kf2 Re6 33. Bxe6 Bxf6 34. Rxf7
Qd4+ 35. Qxd4 Bxd4+ 36. Kf3 Bg7 37. Rxg7+ Kf8 38. Rd7+ Ke8 39. Bf7# ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.20"]
[White "Ajith, Chol Solomon"]
[Black "Goldsmith, Alan D"]
[Result "0-1"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2081"]
[ECO "C55"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "56"]
[WhiteElo "1430"]

{ C24: Bishop's Opening: 2...Nf6 } 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 d5 5.
exd5 Nxd5 6. O-O Bg4 7. h3 Bh5 8. Nbd2 ( 8. Re1 Qd6 9. g4 Bg6 10. Bxd5 Qxd5 11.
Nc3 Qa5 12. a3 O-O-O 13. Be3 Nd4 14. b4 Nxf3+ 15. Qxf3 Qa6 16. Rab1 h5 17. g5
h4 18. a4 f6 19. Nb5 Bf7 20. Nxa7+ Kb8 21. b5 Qe6 22. Nc6+ bxc6 { Mrdja,M  (
2432 ) -Gentile,C  ( 2137 ) /Genova 2004/CBM 101 ext/1-0}  )( 8. Nc3 Nxc3 9.
bxc3 Bc5 10. Bd5 Qxd5 11. c4 Bxf3 12. cxd5 Bxd1 13. dxc6 Bxc2 14. cxb7 Rb8 15.
Bb2 Rxb7 16. Bxe5 O-O 17. Rfc1 Re8 18. d4 Bxd4 19. Bxd4 Bg6 20. Rc3 Rb4 21.
Bxa7 Rbe4 22. Be3 R8e7 { Gradishki,R  ( 1512 ) -Rothbart,A  ( 1138 ) /Dos
Hermanas 2004/CBM 099 ext/1-0}  )8... f5 $146 ( 8... Be7 9. c3 Nb6 10. Bb5 O-O
11. Ne4 f5 12. Ng3 Bxf3 13. Qxf3 Qd7 14. b3 Rad8 15. Bb2 Rf6 16. Rad1 Bd6 17.
Rfe1 Rdf8 18. c4 e4 19. Qe2 R6f7 20. dxe4 fxe4 21. Nxe4 Qe7 22. Bxc6 bxc6 23.
Rxd6 { Klip,H  ( 2340 ) -Fulvi,F  ( 2185 ) /Groningen 1993/CBM 038 ext/1-0}  )(
8... Nf4 $5 $11)9. Qe1 Nf4 10. Bb5 { White has a cramped position. White's
piece can't move: c1}  10... Bd6 11. Nc4 { Increases the pressure on e5. White
threatens to win material: Nc4xe5}  11... Bxf3 { Sacrifices material}  12. Bxf4
O-O 13. Bxe5 ( 13. Bxc6 $142 Bxc6 14. Nxe5 $16 )13... Qg5 $15 { Black has a
mate threat}  ( 13... Nxe5 14. Nxe5 Bxg2 15. Kxg2 Qg5+ 16. Kh1 $11 )14. Bg3 (
14. g3 Qh5 ( 14... Nxe5 $6 15. Nxe5 Bd5 16. Bc4 Bxc4 17. Nxc4 $14 )15. h4 Rae8
$17 ( 15... Nxe5 $6 16. Nxe5 f4 17. d4 $11 ))14... Nd4 { Black prepares the
advance f4}  ( 14... Rae8 15. h4 Qh5 $19 ( 15... Rxe1 { is no comparison}  16.
hxg5 Rxa1 17. Rxa1 Bxg3 18. fxg3 $16 ))15. Nxd6 ( 15. h4 Qh5 16. Nxd6 cxd6 $15
)15... cxd6 $15 { White has the pair of bishops}  16. Qb4 $2 ( 16. c3 $142 {
and White can hope to live}  16... Nxb5 17. Qe6+ Kh8 18. h4 $17 )16... Ne2+ $19
17. Kh2 ( 17. Kh1 f4 18. gxf3 fxg3 19. fxg3 Nxg3+ 20. Kh2 Nxf1+ 21. Rxf1 Qe5+
22. f4 Qe2+ 23. Kg1 Rf6 $19 )17... f4 18. gxf3 $4 { White has lost his nerve...
understandable when you consider his position}  ( 18. Qxd6 Rf6 19. Qc7 Qxb5 20.
gxf3 fxg3+ 21. fxg3 $19 )18... fxg3+ 19. Kg2 Nf4+ 20. Kh1 ( 20. Qxf4 { hoping
against hope}  20... Rxf4 21. fxg3 Qxb5 22. gxf4 Qxb2 23. Kg3 Qxc2 24. Rf2 Qxd3
25. Re1 $19 )20... g2+ ( 20... Qh5 21. Qc4+ Kh8 22. Qg8+ Kxg8 23. Bc4+ Kh8 24.
fxg3 Qxh3+ 25. Kg1 Qg2# )21. Kg1 $19 gxf1=Q+ ( 21... gxf1=R+ 22. Kxf1 Rae8 23.
Bxe8 Qg2+ 24. Ke1 Rxe8+ 25. Qe4 Rxe4+ 26. fxe4 Qf3 27. Kd2 Qxf2+ 28. Kc3 Ne2+
29. Kb4 Qc5+ 30. Ka4 Nd4 31. c4 b5+ 32. Ka5 Nc6+ 33. Ka6 Qb6# )22. Kxf1 Qg2+
23. Ke1 Qg1+ 24. Kd2 Qxf2+ 25. Kd1 Qxf3+ 26. Kd2 Qe2+ 27. Kc1 Nxd3+ $1 { Mate
attack}  28. cxd3 ( 28. Bxd3 Rf1+ { Mate attack}  )( 28. cxd3 Rf1+ { Mate
attack}  )( 28. -- -- { Mate attack}  )28... Rf1+ ( 28... Rf1+ 29. Qe1 Rxe1# )
0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.21"]
[White "Hacche, David J"]
[Black "Whitney, Garth"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1034"]
[ECO "E61"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "81"]
[WhiteElo "2936"]

{ E61: King's Indian: Early deviations for White, including Smyslov System } 1.
d4 g6 2. Nf3 Bg7 3. c4 d6 4. Nc3 Nf6 5. h3 O-O 6. Bg5 Bf5 $146 ( 6... Nc6 7. e3
h6 8. Bh4 Bf5 9. Be2 Ne4 10. O-O g5 11. Nxe4 Bxe4 12. Bg3 Bg6 13. d5 Nb8 14.
Bd3 Bh5 15. Qd2 Nd7 16. Nd4 Nc5 17. Bc2 a5 18. Nf5 Bg6 19. Nxg7 Bxc2 20. Qxc2
Kxg7 21. f4 { Garcia Ilundain,D  ( 2550 ) -Garcia Luque,A  ( 2365 ) /San Roque
1996/CBM 057/1/2-1/2  ( 40 )}  )( 6... h6 7. Bh4 ( 7. Bf4 Nfd7 8. e4 e5 9. dxe5
dxe5 10. Be3 Na6 11. a3 Nac5 12. b4 Ne6 13. c5 c6 14. Bc4 Qe7 15. O-O Rd8 16.
Qc1 Kh7 17. Rd1 Ndf8 18. Rxd8 Qxd8 19. Qd1 Qe7 20. Qd3 Bd7 21. Rd1 Rd8 {
Ardeleanu,A  ( 2379 ) -Badea,B  ( 2480 ) /Miercurea Ciuc 2000/CBM 078
ext/1/2-1/2  ( 31 )}  )7... c5 8. d5 e5 ( 8... a6 9. e3 b5 10. cxb5 Nbd7 11.
Nd2 Nb6 12. e4 axb5 13. Bxb5 Ba6 14. Qe2 Bxb5 15. Nxb5 Nh5 16. Nc3 Na4 17. Nxa4
Rxa4 18. O-O Nf4 19. Qf3 g5 20. Rab1 f5 21. Bg3 fxe4 22. Qg4 Qc8 23. Qxc8 {
Cano Sanchez,J  ( 2361 )  -Moreno Carnero,J  ( 2515 ) /Barcelona 2000/CBM 077
ext/0-1  ( 33 )}  )9. dxe6 Bxe6 10. e3 Nc6 11. Be2 g5 12. Bg3 d5 13. O-O d4 14.
exd4 cxd4 15. Nb5 Ne4 16. Bc7 Qd7 17. Bd3 Nc5 18. Bd6 Nxd3 19. Qxd3 Bf5 20. Qd2
Rfd8 21. c5 { Geldyeva,M  ( 2274 ) -Srebrnic,A  ( 2302 ) /Turin 2006/CBM 112
ext/0-1  ( 55 )}  )7. e3 Nbd7 8. Be2 c6 { Covers b5+d5}  9. O-O e5 $2 ( 9...
Qa5 $11 $142 { and Black can hope to survive} )10. e4 $1 $18 { Deflection: f6} 
10... Be6 ( 10... Bxe4 11. Nxe4 { Combination}  )( 10... Nxe4 11. Bxd8 {
Pinning}  ( 11. Bxd8 { Deflection} ))11. d5 cxd5 12. cxd5 ( 12. Nxd5 $6 h6 13.
Bxf6 Nxf6 $11 )12... Bxh3 13. gxh3 Nc5 14. b4 h6 ( 14... Na6 $18)15. Bxf6 Qxf6
16. bxc5 dxc5 ( 16... Rac8 { hardly improves anything}  17. Na4 $18 )17. Qd2
Rad8 18. Qe3 b6 19. Nd2 h5 20. Nc4 h4 21. Qf3 Qxf3 22. Bxf3 f5 23. Rad1 Kf7 (
23... Rb8 { is not the saving move}  24. Rb1 $18 )24. a4 ( 24. Rfe1 { makes it
even easier for White}  24... Bh8 $18 )24... Ke7 ( 24... Rb8 { doesn't do any
good}  25. Rfe1 $18 )25. a5 ( 25. Rfe1 { seems even better}  25... Rd7 $18
)25... Rb8 ( 25... Kf6 { does not solve anything}  26. axb6 axb6 27. Rb1 $18
)26. axb6 axb6 27. Nb5 fxe4 ( 27... Kf7 { doesn't change anything anymore}  28.
Rfe1 $18 )28. Bxe4 Rf4 29. f3 g5 ( 29... Kf8 { cannot change what is in store
for ?}  30. d6 $18 )30. Ra1 Rf7 ( 30... Kf8 { does not improve anything}  31.
Nc7 Kg8 32. Ne6 $18 )31. Ra7+ Kf8 32. Rxf7+ Kxf7 33. Ra1 Kg8 34. Ra7 Rf8 35. d6
Bf6 36. Nxb6 Rf7 37. Nd7 ( 37. Bd5 Kh7 38. Rxf7+ Kg6 39. d7 e4 40. Rxf6+ Kxf6
41. d8=Q+ Kg7 42. Qe7+ Kh6 43. Qf8+ Kg6 44. Bxe4+ Kh5 45. Qh8# )37... Bd8 38.
Bd5 Kg7 39. Bxf7 Kxf7 40. Nxe5+ Ke8 41. Ra8 ( 41. Ra8 Kf8 42. Rxd8+ Kg7 43. d7
g4 44. Rg8+ Kxg8 45. d8=Q+ Kh7 46. Qd3+ Kh8 47. Qg6 gxf3 48. Nf7# )( 41. Rf7
Be7 42. dxe7 g4 43. Nd6# ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "1.22"]
[White "Szuveges, Narelle"]
[Black "Rigo, Bernard"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1827"]
[ECO "E90"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "120"]
[WhiteElo "1702"]

{ E90: King's Indian: Classical: Early deviations and 6 h3 } 1. d4 Nf6 2. c4 c5
3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Nf3 O-O 7. h3 e5 8. Bg5 h6 9. Be3 Kh7 ( 9...
Nh5 10. Qd2 Kh7 11. Bd3 Nd7 12. Ne2 Qf6 13. Rb1 Re8 14. Nh2 Qe7 15. O-O Nf8 16.
g4 Nf6 17. Ng3 a6 18. Kg2 Ng8 19. a3 a5 20. b3 Bf6 21. Nf3 Kg7 22. Rg1 Nh7 23.
b4 axb4 24. axb4 { Bacrot,E  ( 2653 ) -Degraeve,J  ( 2602 ) /Marseille 2001/CBM
085/1/2-1/2  ( 41 )}  )10. g4 Ne8 11. g5 $146 ( 11. Bd3 Na6 12. a3 Nac7 13. Qc2
Bd7 14. Ke2 Rb8 15. b4 b6 16. Rab1 Rc8 17. Qb3 Qe7 18. Rbg1 f5 19. gxf5 gxf5
20. exf5 Kh8 21. Rg4 e4 22. Nxe4 Bxf5 23. Nh4 Bxg4+ 24. hxg4 Qd7 25. Nf5 Kg8 {
Johansen,D  ( 2471 ) -Depasquale,C  ( 2333 ) /Auckland 2005/CBM 104 ext/1-0  (
40 )}  )11... h5 12. Be2 Nd7 13. Qd2 ( 13. Nd2 Kg8 $18 )13... a6 $16 14. Bd3
Rb8 15. a4 Nc7 16. Ng1 Qe8 17. Nge2 Nb6 18. Ng3 Bd7 19. Qd1 Kg8 20. Be2 ( 20.
h4 Nc8 $16 )20... h4 21. Nf1 f5 { Black undermines the pawn chain}  ( 21... Nc8
22. Bg4 $16 )22. gxf6 $16 Bxf6 23. Nd2 Nc8 24. Bg4 b5 25. axb5 axb5 { Black has
a cramped position.}  26. Rg1 Kh7 27. Bxd7 Qxd7 28. Qg4 Qxg4 29. Rxg4 bxc4 30.
Nxc4 { White has an active position. A sound move}  30... Rb4 $4 ( 30... Rf7
31. Nb1 $16 )31. Ra4 $4 { makes life more difficult}  ( 31. Nxd6 $142 { it
becomes clear that White will call all the shots}  31... Rxb2 32. Nxc8 Rxc8 33.
d6 $18 )31... Rxa4 32. Nxa4 Nb5 33. f4 exf4 34. Bxf4 Re8 { Black pins: Re8xe4} 
35. Be3 Kg7 ( 35... g5 36. Nd2 $16 )36. Kd2 Re7 37. Bf2 { White threatens to
win material: Bf2xh4}  ( 37. Kd3 $5 $16)37... Ra7 $14 38. Nxc5 ( 38. b3 Nd4 39.
Bxd4 Bxd4 40. Rxh4 Rf7 $14 )38... dxc5 $11 39. Bxc5 { Black wins a piece.} 
39... Rc7 40. b4 Bc3+ ( 40... Rd7 $5 $14 $142 { must definitely be considered}
)41. Kd3 $16 Be1 ( 41... Rf7 $5 $142 42. e5 Rf3+ 43. Ke4 Rxh3 $16 )42. Ne5 $18
Bg3 $2 ( 42... Kh7 43. Rxg6 Bg3 $18 )43. Nxg6 Kf7 44. Nxh4 ( 44. Nh8+ { and
White can already relax}  44... Kf6 45. Rg6+ Ke5 $18 )44... Bxh4 ( 44... Bd6
45. Kc4 Na3+ 46. Kb3 $18 )45. Rxh4 Kg6 46. e5 ( 46. Rg4+ { keeps an even firmer
grip}  46... Kf6 47. Rf4+ Kg6 $18 )46... Kf5 ( 46... Rd7 { does not save the
day}  47. d6 Kf5 $18 )47. Re4 ( 47. Rh5+ $142 { finishes off the opponent} 
47... Kg6 48. Rh8 $18 )47... Rh7 48. Re3 Rg7 $4 { sad, but how else could Black
save the game?}  ( 48... Nc7 $142 49. d6 Nd5 $18 )49. e6 ( 49. Kc4 $142 { makes
it even easier for White}  49... Rb7 $18 )49... Nbd6 ( 49... Kf6 { doesn't
change the outcome of the game}  50. e7 $1 { Deflection: e7}  50... Rxe7 51.
Bxe7+ Nxe7 52. Re6+ Kf7 53. Rb6 $18 )50. e7 $1 { Deflection: e7}  50... Rg8 (
50... Nxe7 51. Bxd6 { Deflection}  )( 50... Rxe7 51. Rxe7 { Combination}  )51.
Bxd6 Nxd6 52. Kd4 Kf6 ( 52... Kf4 { is not much help}  53. Kc5 Rg6 54. Re1 $18
)53. Re6+ ( 53. Kc5 Nb7+ 54. Kc6 Kf7 55. Kxb7 Ke8 $18 )53... Kf7 54. Rxd6 Kxe7
55. Re6+ ( 55. Rh6 $5 $142 { seems even better}  55... Rb8 56. Kc5 Rc8+ 57. Rc6
Rh8 $18 )55... Kd7 56. b5 Rg1 ( 56... Rh8 { cannot undo what has already been
done}  57. Re3 Kd6 58. b6 Rh4+ 59. Re4 Rxh3 60. Re6+ Kd7 61. Rg6 $18 )57. Rh6 (
57. b6 { and White can already relax}  57... Rd1+ 58. Kc5 Rc1+ 59. Kb5 Rd1 $18
)57... Rd1+ ( 57... Kc7 { does not win a prize}  58. d6+ Kb6 59. Ke5 $18 )58.
Kc5 Rc1+ 59. Kb6 Rc3 60. h4 Rf3  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.1"]
[White "Wright, Neil S"]
[Black "Rogers, Ian"]
[Result "0-1"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2624"]
[ECO "B56"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "72"]
[WhiteElo "2141"]

{ B56: Classical Sicilian: Unusual Lines } 1. Nf3 c5 2. e4 Nc6 3. d4 cxd4 4.
Nxd4 Nf6 5. Nc3 d6 6. Be3 Ng4 7. Bb5 Nxe3 8. fxe3 Bd7 9. Bxc6 bxc6 10. O-O e6
11. Qf3 Qf6 12. Qe2 Qg5 13. Rf3 Be7 14. Rg3 Qe5 ( 14... Qh6 15. Qa6 O-O 16.
Nxc6 Bxc6 17. Qxc6 Rab8 18. Nd1 Qf6 19. Qa6 Rbc8 20. c3 Rc7 21. Qd3 Rb8 22. Rc1
Qe5 23. Rc2 Bf6 24. Rf3 Rd8 25. Nf2 h5 26. Nh3 d5 27. exd5 Rxd5 28. Qe2 Rcd7
29. Rf1 { Reinderman,D  ( 2539 ) -Najer,E  ( 2600 ) /Ohrid 2001/CBM 084/1-0  (
60 )}  )15. Nf3 { White threatens to win material: Nf3xe5}  15... Qf6 $146 (
15... Qa5 16. e5 ( 16. Rxg7 Qb6 ( 16... Bf6 17. Rg3 Rb8 18. e5 Bxe5 19. Nxe5
Qxe5 20. e4 Rxb2 21. Rd1 c5 22. Qa6 Ke7 23. Rgd3 Rb6 24. Qxa7 Rhb8 25. Qa5 R8b7
26. Rf1 Be8 27. Rd5 exd5 28. Nxd5+ Kf8 29. Nxb6 Qxe4 30. c4 Bc6 31. Nd5 { Diez
del Corral,J  ( 2430 ) -Rivas Pastor,M  ( 2465 ) /Torremolinos 1983/MCD/1/2-1/2
 ( 33 )}  ) 17. Nd1 Bf6 18. Rg3 c5 19. Nf2 Qxb2 20. Rd1 Bb5 21. Qd2 Qc3 22. Ng4
Qxd2 23. Nxf6+ Ke7 24. Rxd2 Kxf6 25. Rxd6 Rad8 26. e5+ Ke7 27. Ng5 Bc4 28. Rf3
f5 29. Rf4 Bxa2 30. Ra4 Rxd6 { Nikolic,M  ( 2177 ) -Damjanovic,L  ( 2092 )
/Belgrade 2005/CBM 105 ext/1/2-1/2  ( 41 )}  )16... O-O 17. exd6 Bxd6 18. Rh3
e5 19. Rh5 Bg4 20. Rg5 Qb4 21. Rb1 h6 22. a3 Bxf3 23. gxf3 Qb6 24. Rg4 f5 25.
Rg6 Bc5 26. Kh1 Kh8 27. Na4 Qa5 28. Nxc5 Qxc5 29. Rbg1 Rf7 30. c4 {
Ptacnikova,L  ( 2295 ) -Grosar,A  ( 2455 ) /Montecatini Terme 1997/CBM 061
ext/0-1  ( 50 )}  )( 15... Qa5 $15 $142 { is the best option Black has} )16. e5
$16 dxe5 ( 16... Qh6 17. exd6 Bxd6 18. Rh3 $16 )17. Rd1 ( 17. Rf1 g6 18. Ng5
Qxg5 19. Rxg5 Bxg5 $18 )17... Rd8 ( 17... e4 $5 18. Ng5 Qe5 19. Nxf7 Kxf7 20.
Rxd7 Rhd8 21. Qf1+ Qf5 $16 )18. Ne4 Qf5 19. Nd6+ ( 19. Qc4 $142 O-O 20. Rf1 $16
)19... Bxd6 $11 20. Rxd6 e4 { Black threatens to win material: e4xf3}  21. Nd2
{ White king safety dropped}  21... O-O { Black castles and improves king
safety}  22. Rg4 ( 22. Qd1 c5 23. b3 Bb5 24. Nxe4 Be2 25. Qxe2 Qxe4 $11 )22...
e5 ( 22... Qa5 23. Nc4 Qxa2 24. Ne5 $17 )23. Rxe4 Be6 24. Rd3 Rb8 ( 24... Bxa2
25. Ra4 Be6 26. Rxa7 $15 )25. b3 { Consolidates c4}  25... Bd5 ( 25... Qf6 26.
Rc3 $11 )26. Ra4 e4 27. Rc3 Rb5 28. Rxa7 Qe5 { Black threatens to win material:
Qe5xc3}  29. Nb1 f5 30. a4 { White threatens to win material: a4xb5}  30...
Rbb8 31. g3 Rbd8 32. Rc5 ( 32. Rb7 $11)32... Qd6 { Black threatens to win
material: Qd6xc5}  ( 32... f4 33. gxf4 Rxf4 $19 )33. Rca5 ( 33. Raa5 Bxb3 34.
cxb3 Qd1+ 35. Qxd1 Rxd1+ 36. Kg2 Rxb1 37. Rxc6 g5 $14 )33... Be6 $11 34. Nc3
Qa3 35. Kg2 ( 35. Qf1 $5 $11 $142 { and White can hope to survive} )35... Qc1
$17 36. Qh5 $4 { further deteriorates the position}  ( 36. Na2 Qa1 37. Re7 $19
)36... Qxe3 $19 ( 36... Qxe3 37. Nb1 Qe1 38. Rxg7+ Kxg7 39. Ra7+ Bd7 40. Qg5+
Kh8 $19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.2"]
[White "Antic, Dejan"]
[Black "Zvedeniouk, Ilya"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2123"]
[ECO "E04"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "85"]
[WhiteElo "2471"]

{ E04: Open Catalan: 5 Nf3 } 1. d4 e6 2. c4 d5 3. Nf3 Nf6 4. g3 Nbd7 5. Bg2 dxc4
6. O-O Bd6 ( 6... a6 7. a4 Rb8 8. a5 b5 9. axb6 cxb6 10. Bf4 Rb7 11. Rxa6 Nd5
12. Nc3 Be7 13. Nb5 O-O 14. Qc1 Nxf4 15. gxf4 Rb8 16. Ra7 Bb7 17. Qxc4 Nf6 18.
Ne5 Nd5 19. f5 Bg5 20. Nxf7 Rxf7 21. fxe6 { Tukmakov,V  ( 2570 ) -Rodriguez
Vargas,O  ( 2420 ) /New York 1988/CBM 008/1-0}  )7. Nbd2 $146 ( 7. Qa4 O-O 8.
Qxc4 e5 9. dxe5 Nxe5 10. Qc2 c6 11. Nc3 Qe7 12. Rd1 h6 13. Nd4 Bc7 14. b3 Bg4
15. Bb2 Rfd8 16. Ne4 Bb6 17. Kh1 Nd5 18. a3 Re8 19. Rd2 Rad8 20. Rad1 Bh5 21.
Nc3 Nxc3 { Ivekovic,I  ( 1908 ) -Dudas,E  ( 2059 ) /Herceg Novi 2006/CBM 114
ext/0-1}  )7... Nb6 8. Qc2 O-O 9. Nxc4 Nxc4 10. Qxc4 a6 11. Qc2 Nd7 12. Bg5 {
White threatens to win material: Bg5xd8}  ( 12. Ng5 Nf6 $16 )12... f6 $14 {
Black threatens to win material: f6xg5}  13. Be3 { Black's piece can't move:
c8}  13... Nb6 14. Rad1 Bd7 15. Nh4 g5 16. Nf3 Bc6 17. Bc1 Qe8 18. Ne1 Bxg2 19.
Nxg2 Qg6 { Black threatens to win material: Qg6xc2}  20. Qb3 { White pins:
Qb3xe6}  ( 20. e4 Rf7 $14 )20... Qe4 { Black threatens to win material: Qe4xe2}
 ( 20... Rae8 21. f4 $11 )21. Ne3 $14 Rae8 22. Rfe1 ( 22. f3 Qc6 $14 )22... Kg7
23. f3 { White threatens to win material: f3xe4}  23... Qc6 24. Bd2 Qb5 25. Qc2
h5 26. b3 { Prevents intrusion on a4+c4}  26... Rh8 27. Nc4 Nxc4 28. bxc4 Qf5 (
28... Qc6 $5 $14 $142 { should be examined more closely} )29. Qxf5 $16 exf5 30.
c5 Bf8 ( 30... Be7 31. Rb1 Rb8 32. Ba5 $16 )31. Rb1 $18 Rb8 32. Ba5 b6 33. cxb6
cxb6 34. Rxb6 Rxb6 35. Bxb6 h4 36. Rc1 hxg3 37. hxg3 Bd6 38. Kg2 Re8 ( 38... f4
39. Rc6 Bb8 40. d5 $18 )39. Rc6 Bb8 40. Kf2 Rh8 41. Kg2 Re8 42. Rc2 ( 42. e3
Rxe3 43. Bd8 Re2+ 44. Kh3 Re3 $18 )42... Kf7 $16 43. d5  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.3"]
[White "Lin, Zhigen Wilson"]
[Black "Johansen, Darryl Keith"]
[Result "1/2-1/2"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2445"]
[ECO "C16"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "84"]
[WhiteElo "2097"]

{ C16: French: 3 Nc3 Bb4 4 e5: Lines without ...c5 } 1. e4 e6 2. d4 d5 3. Nc3
Bb4 4. e5 Qd7 5. a3 Bf8 6. Nf3 b6 7. Bb5 c6 8. Ba4 Ba6 9. Ne2 Bb5 10. Bb3 Bc4 (
10... c5 11. c3 Nc6 12. O-O Nge7 13. Re1 Bxe2 14. Rxe2 c4 15. Bc2 b5 16. Re3 h6
17. Nd2 Nc8 18. Qg4 Nb6 19. Rf3 Qe7 20. a4 h5 21. Qg3 bxa4 22. h4 Qd7 23. Rf4
Ne7 24. Qf3 Nc6 25. Qg3 { Atalik,S  ( 2595 ) -Gurevich,M  ( 2635 ) /New York
1998/CBM 064/1/2-1/2  ( 52 )}  )( 10... a5 11. c3 Ne7 12. O-O h6 13. Re1 a4 14.
Bc2 Qa7 15. Ng3 Nd7 16. Nd2 Qa6 17. f4 g6 18. Qf3 h5 19. h4 c5 20. dxc5 Nxc5
21. Qf2 Bd3 22. Nf3 Bxc2 23. Qxc2 Nc6 24. Be3 Rc8 25. Rad1 { Zawadzka,J  ( 2383
) -Lopez Martinez,J  ( 2488 ) /Warsaw 2005/CBM 108/0-1  ( 57 )}  )11. Bxc4 dxc4
12. O-O $146 ( 12. b3 c5 13. bxc4 cxd4 14. Nexd4 Nc6 15. O-O Rd8 16. Bg5 Nxd4
17. Bxd8 Nxf3+ 18. Qxf3 Qxd8 19. Qc6+ Qd7 20. Qa8+ Qd8 21. Qxa7 Bc5 22. Rad1
Qc8 23. Qa4+ Kf8 24. Rd7 g6 25. Rfd1 Kg7 26. Qb3 Qa8 { Schwarz,D  ( 2269 )
-Cech,P  ( 2404 ) /Brno 2004/CBM 101 ext/1-0  ( 58 )}  )12... Ne7 13. Ng3 Nd5 (
13... Ng6 14. Qe2 $18 )14. Qe2 ( 14. Nd2 c5 15. Nxc4 b5 $18 )14... b5 15. Re1
Na6 16. Ne4 h6 17. Bd2 Be7 18. Rad1 O-O 19. h3 Rac8 20. Nh2 Kh7 21. Qh5 f5 (
21... Qe8 22. Qg4 $16 )22. exf6 $1 { Double attack: e6/h7}  22... Nxf6 ( 22...
Nxf6 23. Ng5+ { Double attack}  )( 22... Bxf6 23. Ng5+ { Double attack}  )(
22... gxf6 23. Bxh6 { Deflection}  )23. Nxf6+ Rxf6 24. Qe2 Nc7 ( 24... Qd5 25.
Ng4 Rg6 26. Bf4 $18 )25. Ng4 ( 25. Qe4+ $5 Rg6 26. Ng4 Bf6 27. Bxh6 Qd5 $18
)25... Rf5 26. Ba5 Nd5 27. Qxe6 Qxe6 28. Rxe6 c3 29. Ne3 ( 29. Bxc3 Bxa3 30.
Ra1 b4 $18 )29... Rf7 $16 30. Nxd5 cxd5 31. Bxc3 Bxa3 32. Re2 b4 33. bxa3 bxc3
34. Re5 Rd7 35. Rd3 Rc4 36. Kh2 Ra4 37. Rxc3 Rxd4 38. Rd3 Ra4 39. Rdxd5 Rxd5
40. Rxd5 Rxa3 41. Rd7 a5 42. Ra7 h5  1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.4"]
[White "Nguyen, Giang"]
[Black "Toth, Andras"]
[Result "0-1"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2421"]
[ECO "A48"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "74"]
[WhiteElo "2097"]

{ A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems } 1. d4 Nf6 2. Nf3 g6
3. e3 Bg7 4. b3 O-O 5. Bb2 d6 6. Nbd2 Nc6 7. Be2 Nh5 $146 ( 7... Nd7 8. O-O e5
9. Bb5 Qe7 10. Bxc6 bxc6 11. dxe5 Nxe5 12. Nxe5 dxe5 13. Qc1 Rd8 14. Rd1 Bg4
15. f3 Be6 16. Nf1 Qc5 17. c4 a5 18. Qc3 Rd6 19. Rd2 a4 20. Rc1 a3 21. Ba1 Rad8
22. Rcd1 { Steiner,D  ( 2215 ) -Grilc,A  ( 2125 ) /Bled 2003/CBM 095
ext/1/2-1/2  ( 48 )}  )( 7... e5 8. dxe5 Ng4 9. h3 Ngxe5 10. Nxe5 dxe5 11. Bf3
Qe7 12. O-O Rd8 13. Bxc6 bxc6 14. Qe2 a5 15. Rfd1 Ba6 16. c4 Bc8 17. e4 a4 18.
Bc3 c5 19. Nf1 Bb7 20. Rxd8+ Qxd8 21. Rd1 Qe7 22. f3 { Zielinska,M  ( 2411 )
-Socko,M  ( 2408 ) /Warsaw 2004/CBM 100 ext/1/2-1/2  ( 74 )}  )( 7... b6 8. Nf1
Bb7 9. Ng3 e5 10. d5 Nb8 11. e4 Nbd7 12. c4 Nc5 13. Qc2 a5 14. Rd1 Qe7 15. O-O
c6 16. Rfe1 cxd5 17. exd5 b5 18. cxb5 Nxd5 19. Qd2 Rfd8 20. Bc4 Nb6 21. Bf1 a4
22. b4 { Ufimtsev,A-Smyslov,V/Leningrad 1947/URS-ch/1-0  ( 69 )}  )( 7... e5
$11)8. Ng5 ( 8. O-O $5 $14 $142 { is interesting} )8... e5 $15 9. h4 ( 9. d5
Qxg5 10. dxc6 f5 $15 )9... h6 ( 9... exd4 $5 $142 10. Bxh5 dxe3 11. Bxg7 exd2+
12. Qxd2 Kxg7 $17 )10. d5 $15 { White threatens to win material: d5xc6}  10...
Ne7 { Black threatens to win material: Ne7xd5}  11. Nge4 Nxd5 ( 11... f5 12. g4
$15 )12. Bxh5 ( 12. g4 $5 $142 { would allow White to play on}  12... Nhf6 13.
g5 hxg5 14. hxg5 $11 )12... gxh5 $17 13. Qxh5 f5 14. Nc3 Nf6 15. Qe2 a6 ( 15...
c6 16. O-O-O d5 17. a3 $17 )16. O-O-O $15 b5 17. f3 { Secures e4+g4}  ( 17. e4
$15)17... Nh5 ( 17... Be6 $5 $17)18. Qd3 ( 18. Rhg1 b4 ( 18... Qxh4 $2 {
doesn't solve anything}  19. Rh1 Qg5 20. f4 Nxf4 21. exf4 Qxf4 22. Nd5 $18 )19.
Qc4+ Kh8 20. Qxb4 a5 $11 )18... Be6 19. Rdg1 ( 19. g4 $5 { must be considered} 
19... fxg4 20. fxg4 Bxg4 21. Rdg1 $15 )19... Ng3 $17 20. Rh2 ( 20. Rh3 $5 f4
21. exf4 exf4 22. Nde4 $17 )20... d5 $19 21. Nf1 Nxf1 22. Rxf1 c5 { Black
prepares the advance d4}  23. Rd1 ( 23. Qd2 Qa5 24. Ne2 Qxa2 $19 )23... d4 24.
exd4 ( 24. Qe2 Qf6 25. Nb1 f4 26. exd4 exd4 $19 )24... exd4 25. Ne2 c4 26. bxc4
bxc4 27. Qa3 Qc7 28. g3 ( 28. Nxd4 c3 29. Bxc3 Qf4+ 30. Kb1 Rab8+ 31. Nb3 Bxc3
32. Qxa6 Qxh2 33. Qxe6+ Kh7 34. Qe2 $19 )28... c3 29. Ba1 ( 29. Nxd4 { praying
for a miracle}  29... cxb2+ 30. Kb1 $19 )29... Rfd8 ( 29... Qb6 { seems even
better}  30. Rd3 Rab8 31. Kd1 Qb1+ 32. Qc1 $19 )30. Nf4 ( 30. Rd3 { is not the
saving move}  30... Qb6 31. Kd1 Bc4 $19 )30... Bf7 31. Re2 ( 31. Rhd2 { doesn't
improve anything}  31... cxd2+ 32. Rxd2 Re8 $19 )31... Rab8 ( 31... Bf8 $142 {
keeps an even firmer grip}  32. Qb3 Bxb3 33. axb3 $19 )32. Qxa6 ( 32. Nd3 {
does not save the day}  32... Bf8 33. Qb3 Bxb3 34. axb3 a5 $19 )32... Bc4 33.
Qa4 Bxe2 34. Nxe2 Ra8 ( 34... Qe7 35. Bxc3 dxc3 36. Rxd8+ Rxd8 37. Qb3+ Kh7 38.
a4 Qxe2 39. Kb1 Rd2 40. a5 Qd1+ 41. Ka2 Rxc2+ 42. Ka3 Bf8+ 43. Ka4 Qd7+ 44. Qb5
Qd4+ 45. Kb3 Rb2# )35. Qb3+ Qf7 ( 35... Kh7 { might be the shorter path}  36.
Rxd4 Rxd4 37. Bxc3 $19 )36. Qxf7+ ( 36. a4 $19 { what else?} )36... Kxf7 37.
Nf4 ( 37. Rxd4 { the last chance for counterplay}  37... Bxd4 38. Nxd4 Rxd4 39.
Bxc3 $19 )37... Ra3 ( 37... Ra3 38. Bxc3 Rxc3 $19 ( 38... dxc3 $143 39. Rxd8
Rxa2 40. Rb8 $14 )) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.5"]
[White "Tao, Trevor"]
[Black "Dragicevic, Domagoj"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2087"]
[ECO "B01"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "101"]
[WhiteElo "2354"]

{ B01: Scandinavian Defence } 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Nf3 Nf6 5. d4
a6 6. g3 Bg4 7. Bg2 Nc6 8. Be3 O-O-O 9. h3 Bh5 10. Qe2 e6 11. O-O-O ( 11. O-O
Be7 12. a3 Nd5 13. Ne4 Qd7 14. b4 ( 14. c4 Nxe3 15. fxe3 f5 16. Nc3 Bf6 17.
Rfd1 Qf7 18. b4 e5 19. b5 axb5 20. cxb5 Nxd4 21. exd4 exd4 22. Na4 d3 23. Qe3
Bxa1 24. Rxa1 Rhe8 25. Qa7 Qd5 26. Nc5 b6 27. Qa6+ Kb8 28. Ne5 { 1-0 Lane,G  (
2445 ) -Dragicevic,D  ( 2135 ) /Queenstown 2006/CBM 110 ext}  )14... f5 15. Nc5
Bxc5 16. bxc5 f4 17. gxf4 Rhf8 18. Rab1 Nxd4 19. Bxd4 Nxf4 20. Qe5 Nxg2 21.
Qxh5 Nf4 22. Qe5 Qc6 23. Rb3 Rxd4 24. Rfb1 Nxh3+ 25. Kh2 Rxf3 { Zelcic,R  (
2514 ) -Sermek,D  ( 2555 ) /Sibenik 2005/CBM 106 ext/0-1}  )11... Be7 12. Qc4
$146 { White has an active position}  ( 12. Kb1 Qb4 13. a3 Qa5 14. Qc4 Nd5 15.
Nxd5 Rxd5 16. g4 Bg6 17. Nd2 Rb5 18. Nb3 Qb6 19. d5 exd5 20. Rxd5 Na5 21. Qe2
c5 22. Ka2 Nxb3 23. cxb3 Rxb3 24. Bxc5 Bxc5 25. Rc1 Rb5 26. Qe5 Qe6 { Kojima,S 
( 2076 ) -Saud,M  ( 2154 ) /Turin 2006/CBM 113/1/2-1/2  ( 34 )}  )( 12. g4 Bg6
13. Nh4 Nb4 14. Nxg6 hxg6 $14 )12... Nd5 13. Ne4 ( 13. Nxd5 $5 { should be
considered}  13... exd5 14. Qc3 $14 )13... Qb4 $15 14. Qxb4 Ncxb4 15. a3 Nxe3
16. fxe3 { Black has the pair of bishops}  16... Nd5 { Black threatens to win
material: Nd5xe3}  17. Rde1 f5 18. Nc5 Bxc5 19. dxc5 Nf6 20. Ne5 { The knight
feels good on e5}  20... Rhf8 21. Rhf1 g5 22. b4 Be8 23. e4 { White threatens
to win material: e4xf5}  ( 23. g4 $142 Nd5 24. h4 $14 )23... Nd7 $4 { weakening
the position}  ( 23... Nh5 $142 { is a viable option}  24. Rf3 f4 $15 )24. exf5
exf5 ( 24... Nxe5 25. Rxe5 Bb5 $18 )25. c6 Nxe5 26. cxb7+ ( 26. Rxe5 $6 Bxc6
27. Bxc6 bxc6 28. Rexf5 Rxf5 29. Rxf5 h6 $14 )26... Kb8 27. Rxe5 Bg6 $2 ( 27...
Bd7 28. Rd1 f4 29. Rd3 $18 )28. Re6 ( 28. Ra5 $5 $142 { makes it even easier
for White}  28... Rf6 29. b5 Rb6 30. bxa6 Ka7 $18 )28... Rd6 29. Rxd6 cxd6 30.
Kd2 f4 31. gxf4 gxf4 32. Bf3 ( 32. c4 Rf6 $18 )32... Rf7 33. c4 Rc7 34. Rc1 Bf5
( 34... d5 35. Bxd5 Bf7 36. Bf3 Bxc4 37. Ke1 $18 )35. Re1 ( 35. c5 dxc5 36.
bxc5 Rd7+ 37. Ke2 Rxb7 38. Bxb7 Kxb7 $18 )35... Bg6 36. Re6 ( 36. Kc3 $5 $18
$142)36... Rxc4 $16 37. Rxd6 Be4 38. Bxe4 Rxe4 39. Rxa6 Re3 ( 39... f3 $5
$16)40. a4 $18 Rxh3 $2 ( 40... Ra3 $142 41. Rh6 Rxa4 42. Rxh7 Rxb4 $16 )41. Rb6
Rg3 ( 41... Re3 $18)42. a5 Rg6 ( 42... Rg8 { hoping against hope}  43. Ke2 h5
$18 )43. Rxg6 hxg6 44. a6 g5 45. Ke2 g4 46. Kf2 Ka7 47. b5 Kb8 48. b6 g3+ 49.
Kg2 f3+ 50. Kxf3 g2 51. a7+ ( 51. a7+ Kxb7 52. Kxg2 $18 )( 51. Kxg2 $6 { is a
bad alternative}  51... -- $11 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.6"]
[White "Ayris, Tony"]
[Black "Sandler, Leonid"]
[Result "0-1"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2345"]
[ECO "B83"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "72"]
[WhiteElo "2094"]

{ B84: Sicilian Scheveningen: 6 Be2 a6, lines without early Be3 } 1. e4 c5 2.
Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Be7 7. Be3 O-O 8. Qd2 a6 9. f4 (
9. g4 d5 10. exd5 Nxd5 11. Nxd5 Qxd5 12. Nf3 Nc6 13. Qxd5 exd5 14. h3 f5 15.
Rg1 fxg4 16. hxg4 Be6 17. c3 Bf6 18. g5 Be7 19. O-O-O Rac8 20. Rg2 d4 21. Nxd4
Nxd4 22. Rxd4 Bxa2 23. Rh2 Rcd8 { Efimenko,Z  ( 2599 ) -Kurnosov,I  ( 2500 )
/Istanbul 2003/CBM 096/0-1}  )9... Qc7 10. Bf3 $146 ( 10. g4 b5 11. a3 ( 11. g5
b4 12. Ncb5 axb5 13. Nxb5 Qa5 14. gxf6 Bxf6 15. Nd4 Bb7 16. Bf3 Nd7 17. O-O e5
18. Nb3 Qc7 19. Qxb4 exf4 20. Bxf4 Ne5 21. Nd4 Ba6 22. Rf2 Rfb8 23. Qc3 Qb6 24.
Bxe5 Bxe5 25. Rd1 Rc8 { Putzbach,G  ( 2257 ) -Weiss,S  ( 2126 ) /Hamburg
2006/CBM 112 ext/1-0  ( 52 )}  )11... Bb7 12. Bf3 Nc6 13. g5 Nd7 14. Nxc6 Bxc6
15. h4 a5 16. h5 Rfe8 17. O-O Bf8 18. Ne2 Qb7 19. Ng3 Nb6 20. b3 a4 21. Qf2 Ra6
22. Bg2 axb3 23. cxb3 Nd7 24. Rfc1 d5 { Kristjansson,S  ( 2371 ) -Agdestein,S 
( 2591 ) /Cappelle la Grande 2001/CBM 080 ext/ 0-1  ( 52 )}  )10... Nc6 11. Nb3
{ Black has a cramped position}  11... b5 { White has an active position}  12.
a3 { Black has a cramped position}  ( 12. O-O Nd7 $14 )12... Bb7 { White has an
active position}  13. O-O { White has a very active position}  13... Rfd8 (
13... Nd7 14. Rad1 $11 )14. Qf2 $14 { Black has a cramped position}  14... Nd7
{ White has a very active position}  15. Rad1 Rac8 ( 15... Bf6 16. Rd3 $14 )16.
Rd2 $14 Na5 17. Nxa5 Qxa5 18. Na2 { White has an active position}  ( 18. f5
exf5 19. Bg4 Rxc3 20. bxc3 Bxe4 21. Bxf5 Bxf5 22. Qxf5 Ne5 $14 )18... Rc4 19.
Nb4 Rdc8 20. e5 ( 20. f5 e5 $11 )20... d5 ( 20... Bxf3 $142 21. Qxf3 d5 $11
)21. f5 $4 { gives the opponent new chances}  ( 21. Be2 $142 { and White has
air to breath}  21... R4c7 22. c3 $16 )21... Nxe5 $17 22. fxe6 fxe6 23. Bd4
Rxd4 $1 { Decoy: d4}  24. Rxd4 ( 24. Rxd4 Nxf3+ { Double attack}  ( 24... Nxf3+
{ Decoy} ))( 24. Qxd4 Nxf3+ { Double attack}  ( 24... Nxf3+ { Decoy} ))24...
Bc5 25. Kh1 ( 25. c3 Qb6 26. Be2 Rf8 $17 )25... Qb6 ( 25... Rf8 26. c3 Nxf3 27.
gxf3 $19 )26. c3 $17 Rf8 ( 26... Nxf3 { is much weaker}  27. Qxf3 Rf8 28. Rf4
$16 )27. Qd2 Nxf3 ( 27... a5 28. Nc2 Nc4 29. Qg5 $17 )28. Rxf3 Rxf3 29. gxf3
Bxd4 30. cxd4 a5 { Black threatens to win material: a5xb4}  31. Nc2 h6 32. Ne3
( 32. b4 $5 axb4 33. Nxb4 $15 )32... e5 $1 $19 { and the rest is history}  33.
dxe5 $2 ( 33. Nc2 $142 Qf6 34. Kg2 Qg6+ 35. Kf1 $19 )33... d4 34. Ng2 ( 34. Nf1
{ does not solve anything}  34... Qc6 35. Kg1 Qxf3 $19 )34... Bxf3 35. Qf4 (
35. Kg1 { there is nothing else anyway}  35... Qg6 36. e6 $19 )35... Qc6 36.
Qg3 ( 36. Kg1 { is the last straw}  36... Bxg2 37. Qxd4 $19 )36... Qc1+ ( 36...
Qc1+ 37. Qe1 Qxe1# ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.7"]
[White "Chow, Samuel"]
[Black "Hacche, David J"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2036"]
[ECO "A41"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "61"]
[WhiteElo "2297"]

{ A41: 1 d4 d6: Tartakower System and Modern Defence } 1. d4 d6 2. c4 g6 3. Nc3
Bg7 4. g3 Nd7 ( 4... c5 5. Be3 cxd4 6. Bxd4 Nf6 7. Nd5 Nbd7 8. Nf3 O-O 9. Bg2
e5 10. Bc3 Nxd5 11. cxd5 Nc5 12. O-O Bd7 13. Nd2 Rc8 14. Rc1 f5 15. Nc4 Bb5 16.
Na3 Be8 17. Qd2 Rf7 18. Bb4 Rfc7 19. Rc2 { Ljubojevic,L  ( 2605 ) -Kasparov,G 
( 2595 ) /Thessaloniki 1988/TD/0-1  ( 51 )}  )5. e3 $146 ( 5. e4 e5 6. d5 Ne7
7. h4 Nf6 8. Be2 h5 9. Bg5 Nh7 10. Be3 c5 11. Qd2 a6 12. Nh3 Ng8 13. Ng5 Ngf6
14. f3 Bd7 15. a3 b6 16. b4 Nxg5 17. Bxg5 Qc7 18. Be3 Ng8 19. Qb2 f5 {
Furman,S-Bilek,I/Harrachov 1966/MCD/1/2-1/2}  )( 5. Bg2 e6 ( 5... c6 6. Nf3 Rb8
7. a4 Qa5 8. Bd2 Qb6 9. O-O a5 10. Qc2 Nh6 11. e4 O-O 12. h3 f6 13. Be3 Qa6 14.
b3 e5 15. Rad1 f5 16. dxe5 fxe4 17. Nxe4 Nxe5 18. Nh4 d5 19. Nc5 Qa8 20. cxd5 {
Metz,H  ( 2255 ) -Walter,K/Baden-Baden 1990/GER/1-0}  )6. e4 ( 6. Nf3 Ne7 7. e4
O-O 8. O-O a6 9. Qe2 h6 10. Rd1 Qe8 11. e5 dxe5 12. Nxe5 Nf6 13. g4 Nh7 14. h4
f6 15. Nd3 g5 16. Nc5 Ng6 17. h5 Nh4 18. Bxb7 Bxb7 19. Nxb7 f5 20. Nc5 fxg4 {
Schneider,H-Hoehn,M/Germany 1988/GER/0-1  ( 33 )}  )6... Ne7 7. h4 h5 8. Bg5
Nb6 9. Qd3 a6 10. O-O-O Qd7 11. Nge2 Nc6 12. a3 Na5 13. c5 dxc5 14. d5 e5 15.
g4 hxg4 16. h5 Rxh5 17. Rxh5 gxh5 18. Ng3 Qd6 19. Nxh5 Bh6 { Kosikov,A  ( 2152
) -Salimsky,A/Kiev 2006/CBM 113 ext/0-1  ( 39 )}  )5... e5 6. Nge2 Ne7 7. Bg2
O-O 8. O-O f5 9. dxe5 Nxe5 ( 9... dxe5 10. e4 $11 )10. b3 $14 { Covers c4} 
10... Rb8 11. Qc2 Be6 12. Rd1 Qc8 13. Bb2 g5 ( 13... Qd7 $5 $14)14. Nd5 $16
Bxd5 15. cxd5 ( 15. Bxd5+ Nxd5 16. cxd5 f4 17. exf4 gxf4 18. Nxf4 Nf3+ 19. Kg2
Rxf4 $19 )15... N7g6 ( 15... g4 16. Rac1 Nf3+ 17. Bxf3 gxf3 18. Nf4 Bxb2 19.
Qxb2 $18 )16. Nd4 ( 16. f4 gxf4 17. exf4 Ng4 18. Bxg7 Kxg7 $18 )16... f4 (
16... g4 17. Rac1 Rf7 18. Ne6 Nf3+ 19. Bxf3 Bxb2 20. Qxb2 gxf3 21. Qc3 $18 )17.
Ne6 fxe3 18. Nxf8 ( 18. fxe3 $5 Rf7 $18 )18... exf2+ 19. Qxf2 Nxf8 $2 ( 19...
Qxf8 $142 20. Qxa7 Nf3+ 21. Bxf3 Bxb2 $18 )20. Rf1 Nfd7 21. Qf5 ( 21. Qxa7 $6
Nc5 22. Qa5 Ncd3 $16 )21... Qd8 22. Rac1 Rc8 ( 22... Kh8 23. Kh1 $18 )23. Bh3 (
23. Bxe5 $142 { finishes off the opponent}  23... Nxe5 24. Be4 Ng6 25. Qe6+ Kh8
$18 )23... Rb8 24. Kh1 h5 ( 24... Kh8 $18)25. Bg2 Rc8 ( 25... Nf6 $18 { is one
last hope} )26. Be4 ( 26. Bxe5 $142 { and White can already relax}  26... dxe5
27. Qf7+ Kh8 28. Qxh5+ Kg8 $18 )26... Nf8 ( 26... Nf6 { is still a small
chance}  27. Bxe5 dxe5 28. Qe6+ Kh8 29. Rxf6 Bxf6 $18 )27. Bxe5 dxe5 28. Qf7+
Kh8 29. Qxh5+ Kg8 30. Qf7+ ( 30. Rxf8+ Qxf8 31. Qh7+ Kf7 32. Rf1+ Ke7 33. Rxf8
Rxf8 34. Qxg7+ Rf7 35. Qxe5+ Kf8 36. Bg6 g4 37. Bxf7 Kxf7 38. Qxc7+ Kg6 39. d6
Kf5 40. d7 b5 41. Qc6 b4 42. d8=Q a6 43. Qdf6# )30... Kh8 31. Bf5 ( 31. Bf5 Rb8
32. Rxc7 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.8"]
[White "Goldsmith, Alan D"]
[Black "Obst, James"]
[Result "0-1"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2234"]
[ECO "B07"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "45"]
[WhiteElo "2081"]

{ B07: Pirc Defence: Miscellaneous Systems } 1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Be2
Qa5 5. Bd2 e5 6. Nf3 ( 6. dxe5 dxe5 7. a3 Be6 8. Nf3 h6 9. b4 Qc7 10. Be3 Nbd7
11. O-O Rd8 12. Qe1 b5 13. a4 Bxb4 14. Nxb5 Qa5 15. c3 Bc5 16. Bxc5 Nxc5 17.
Nxe5 cxb5 18. Nc6 Qb6 19. Nxd8 Kxd8 20. Rd1+ Ke7 { Arora,M-Purton,B  ( 2085 )
/Coventry 2005/CBM 105 ext/0-1  ( 50 )}  )6... Qc7 ( 6... Nbd7 7. O-O Qc7 8. a4
Be7 9. a5 O-O 10. Kh1 Re8 11. Re1 Rb8 12. h3 b5 13. axb6 axb6 14. Bc4 b5 15.
dxe5 dxe5 16. Bd3 Nc5 17. Be3 h6 18. Qc1 Be6 19. Nd2 Ra8 20. Nf1 Rxa1 21. Qxa1
{ Soncin,D  ( 2143 ) -Lazic,M  ( 2478 ) /Turin 2000/CBM 076 ext/0-1  ( 32 )} 
)7. h3 $146 { Controls g4}  ( 7. Bg5 Nbd7 8. Qd2 b5 9. Bd3 a6 { 1/2-1/2
Ceschia,I  ( 2324 ) -Stuhlik,M  ( 2246 ) /Austria 2004/CBM 103 ext}  )7... g6 (
7... Be7 8. Be3 $14 )8. Bg5 { White threatens to win material: Bg5xf6}  ( 8.
Be3 b5 $16 )8... Bg7 $14 9. Qd2 { Black has a cramped position}  9... O-O 10.
Bh6 Re8 ( 10... exd4 11. Nxd4 Bxh6 12. Qxh6 $14 )11. dxe5 dxe5 12. O-O b6 13.
Bxg7 Kxg7 14. Nh4 ( 14. Rfd1 Ba6 $14 )14... Qe7 15. Rad1 Nxe4 ( 15... b5 $5
$142 { might be a viable alternative}  16. Qe3 Nbd7 $11 )16. Nxe4 $16 Qxh4 17.
f4 Be6 18. Nd6 Re7 19. Qc3 Nd7 20. fxe5 ( 20. Bf3 $5 $142 f6 21. Bxc6 $18
)20... Qg5 $14 21. Nxf7 ( 21. b3 $14 $142 { and White hangs on} )21... Rxf7 $17
( { Not } 21... Bxf7 22. Rxd7 { Decoy: d7}  22... Rxd7 23. e6+ Kg8 24. Bg4 $16
( 24. Rxf7 $6 Rxf7 25. exf7+ Kxf7 26. Bc4+ Ke7 27. Qg7+ Kd6 28. Qd4+ Kc7 29.
Qg7+ Kd6 30. Qd4+ Kc7 31. Qg7+ Kd6 $11 )( 24. exf7+ $6 Rxf7 25. Bc4 Rf8 $16
))22. Bg4 $4 { another bit of territory lost}  ( 22. Rxf7+ Kxf7 23. Bc4 Nxe5
24. Rf1+ Ke7 25. Bxe6 Kxe6 26. Re1 $19 )22... Rxf1+ $19 23. Rxf1  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.9"]
[White "Mdinaradze, Edgar"]
[Black "Scott, Ronald"]
[Result "0-1"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2172"]
[ECO "A56"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "68"]
[WhiteElo "1896"]

{ E61: King's Indian: Early deviations for White, including Smyslov System } 1.
d4 Nf6 2. c4 c5 3. e3 g6 4. Nc3 Bg7 5. Nf3 O-O 6. Qc2 $146 ( 6. Qb3 Na6 ( 6...
d6 7. Be2 b6 8. O-O Bf5 9. d5 Na6 10. Rd1 Nc7 11. Bd3 Bg4 12. h3 Bxf3 13. gxf3
e6 14. dxe6 fxe6 15. Bf1 Qe7 16. Bg2 Kh8 17. a4 Rab8 18. a5 bxa5 19. Qc2 a6 20.
Rxa5 Rb4 21. Ra4 { Lombardy,W  ( 2520 ) -Bukic,E  ( 2500 ) /Banja Luka
1976/MCL/1/2-1/2  ( 57 )}  )7. Be2 d6 8. O-O Rb8 9. Bd2 Bf5 10. Nb5 Ne4 11. Be1
Ra8 12. Rd1 Nc7 13. Nxc7 Qxc7 14. Bd3 e6 15. h3 Nf6 16. Be2 e5 17. dxe5 dxe5
18. Bc3 Ne4 19. Nd2 Rad8 20. Nxe4 Bxe4 { Kholmov,R-Osnos,V/Tbilisi
1966/URS-ch/1/2-1/2}  )( 6. a3 b6 7. Be2 d6 8. O-O Bb7 9. d5 e6 10. e4 exd5 11.
exd5 Na6 12. Bg5 h6 13. Bh4 Nc7 14. Nd2 a6 15. a4 Re8 16. Bg3 Rb8 17. Bf3 Bc8
18. Nde4 Nxe4 19. Nxe4 Bf8 20. Qd2 g5 { Sarakauskas,G  ( 2453 ) -Piesina,G  (
2358 ) /Vilnius 2006/CBM 111 ext/1-0  ( 44 )}  )( 6. b3 Nc6 7. Bb2 cxd4 8. exd4
d5 9. Be2 dxc4 10. bxc4 Bg4 11. Ne5 Bxe2 12. Nxe2 Nxe5 13. dxe5 Ng4 14. Qb3
Nxe5 15. O-O Qc7 16. Nf4 Qxc4 17. Nd5 Qxb3 18. Nxe7+ Kh8 19. axb3 Nf3+ 20. gxf3
Bxb2 { Kuchen,D-Streitberg,P  ( 2290 ) /Bad Ragaz 1991/TD/0-1  ( 53 )}  )( 6.
Be2 $5 $11)6... cxd4 $15 7. exd4 d5 8. h3 { Black has a cramped position}  8...
Nc6 9. Be3 Bf5 10. Qd2 dxc4 ( 10... Ne4 $5 11. Nxe4 dxe4 $17 )11. Bxc4 $15 Rc8
12. O-O { White has a very active position}  12... Na5 13. Be2 Nc4 14. Bxc4
Rxc4 15. Rac1 a6 { Covers b5}  16. Rfd1 Ne4 17. Nxe4 Rxc1 18. Qxc1 Bxe4 19. Ne5
Qd5 { Black threatens to win material: Qd5xa2}  20. f3 { White threatens to win
material: f3xe4}  20... Bf5 21. Bh6 $2 ( 21. Qc7 $142 Qb5 22. Rd2 $15 )21...
Rc8 $19 22. Qf4 Bh8 ( 22... Bxh6 $5 $142 23. Qxh6 Qxa2 $19 )23. b3 $17 b5 24.
g4 ( 24. Kh1 $5 $17)24... Be6 25. Rd2 Rd8 ( 25... Qd8 $5 $17 $142)26. Qe4 $11
Bf6 27. Be3 ( 27. Qxd5 $5 $142 { is an interesting idea}  27... Bxd5 28. Rc2
$11 )27... Qd6 $17 28. Bf4 Bd5 29. Qe3 Qc7 ( 29... Qe6 30. Kf2 $17 )30. Kf2 (
30. g5 Bg7 $15 )30... Qc1 ( 30... Qc8 31. Rd1 $17 )31. Qe2 ( 31. Kg2 Qa3 $15
)31... Rc8 ( 31... g5 32. Bg3 $17 )32. Nd7 ( 32. g5 $142 Bg7 33. Kg2 $17 )32...
Rc3 $4 { forfeits the clear win}  ( 32... Bh4+ $142 33. Kg2 Rc3 $17 )33. Nxf6+
$18 exf6 34. Rd3 ( 34. Qe8+ Kg7 35. Bh6+ Kxh6 36. Qf8+ Kg5 37. h4+ Kxh4 38.
Qh6# )34... Qc2 ( 34... Qc2 35. Rxc3 Qxe2+ ( 35... Qxc3 $4 36. Qe8+ Kg7 37.
Bh6+ Kxh6 38. Qf8+ Kg5 39. h4+ Kxh4 40. Qh6# )36. Kxe2 Kf8 $18 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.10"]
[White "Stojic, Dusan"]
[Black "Szuveges, Narelle"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1702"]
[ECO "C42"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "49"]
[WhiteElo "2169"]

{ C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves } 1. e4 e5 2. Nf3 Nf6
3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. O-O O-O 8. c4 c6 9. Nc3 Nxc3 10.
bxc3 dxc4 11. Bxc4 Bg4 12. Qd3 Nd7 13. Re1 Nf6 $146 ( 13... b5 14. Ng5 Nf6 15.
Bb3 Qc7 16. h3 Bh5 17. Ne4 Nxe4 18. Qxe4 Bg6 19. Qe2 a5 20. a4 b4 21. Bd2 Rab8
22. Rac1 Qd7 23. Qc4 Rfc8 24. cxb4 Bxb4 25. Bc3 h6 26. Re5 Qd6 27. Bxb4 Rxb4
28. Qc3 { Krylov,S  ( 2387 ) -Ivanchuk,V  ( 2731 ) /Turin 2006/CBM 113/1/2-1/2 
( 40 )}  )( 13... Bh5 14. Bg5 Qc7 15. h3 ( 15. Be7 Bg6 16. Qe2 Bxe7 17. Qxe7
Qd8 18. Qxd8 Raxd8 19. Re7 Rfe8 20. Rae1 Kf8 21. R7e3 Nb6 22. Bb3 Nd5 23. Bxd5
Rxe3 24. Rxe3 Rxd5 25. Re5 Rxe5 26. Nxe5 Bb1 27. a3 Ke7 28. f3 Ke6 29. Kf2 h5 {
Wikstrom,F  ( 1717 ) -Revelj,O  ( 2128 ) /Hallstahammar 2003/CBM 096 ext/0-1  (
52 )}  )15... Nb6 16. Bb3 Nd5 17. Nh4 Bf4 18. Qf5 g6 19. Bxf4 Nxf4 20. Qg5 Be2
21. Nf5 Rae8 22. h4 Nd5 23. Ng3 Nxc3 24. h5 Ne4 25. Nxe4 Rxe4 26. hxg6 Qe7 27.
gxf7+ { 1-0 Suslov,V-Nebolsina,V  ( 2048 ) /Novosibirsk 2001/CBM 083 ext}  )(
13... Qc7 $5 $11 { is worth consideration} )14. Bg5 $16 h6 15. Bh4 Bc7 ( 15...
b5 16. Bb3 $16 )16. Ne5 $18 Bxe5 17. Rxe5 ( 17. dxe5 $6 Qxd3 18. Bxd3 Nd5 $14
)17... Qd6 18. Rae1 b5 ( 18... Rad8 19. Bb3 Bc8 20. h3 $18 )19. Bb3 a5 $2 (
19... Bd7 $18)20. Bc2 g6 21. Qg3 Bd7 ( 21... c5 { cannot change destiny}  22.
dxc5 Qd2 23. Bxf6 Qxc2 24. Qxg4 $18 )22. Bxg6 $1 { Double attack: h6/g8}  22...
fxg6 ( 22... Kh8 { no good, but what else?}  23. Re7 Qxg3 24. Bxf6+ Kg8 25.
hxg3 Bg4 $18 )23. Qxg6+ Kh8 24. Qxh6+ ( 24. Re7 Rf7 25. Rxf7 Qxh2+ 26. Kxh2
Ng4+ 27. Kg1 Nxf2 28. Bf6# )24... Kg8 ( 24... Nh7 { does not help much}  25.
Qxd6 Be6 26. Rxe6 Rg8 27. Re7 Rxg2+ 28. Kxg2 Rg8+ 29. Kh1 Rg7 30. Qe5 Nf6 31.
Qxf6 Kh7 32. Qxg7# )25. Rg5+ ( 25. Rg5+ Kf7 26. Qg7# ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.11"]
[White "Chapman, Mark"]
[Black "Saint, Andrew"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1934"]
[ECO "A00"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "47"]
[WhiteElo "2444"]

{ A00: Irregular Openings } 1. e4 d5 2. Nc3 d4 3. Nce2 e5 4. Nf3 { White
threatens to win material: Nf3xe5}  4... Nf6 $146 { Black threatens to win
material: Nf6xe4}  ( 4... Bd6 5. c3 ( 5. d3 Ne7 6. Ng3 O-O 7. Be2 c5 8. O-O
Nbc6 9. Nh4 Be6 10. Bg4 Qd7 11. Bxe6 Qxe6 12. Nhf5 Nxf5 13. exf5 Qe7 14. Ne4 f6
15. a4 b6 16. Bd2 Qd7 17. b3 Bc7 18. g4 a5 19. Qf3 Ne7 { Minosjan,A  ( 2274 )
-Ptacnikova,L  ( 2193 ) /Pardubice 2006/CBM 113 ext/1/2-1/2}  )5... c5 6. d3
Nc6 7. cxd4 cxd4 8. Ng3 Nf6 9. Be2 Qb6 10. O-O O-O 11. Bg5 Ne8 12. b3 Be6 13.
Bc1 f6 14. Nd2 Bb4 15. Bb2 a5 16. Nh5 g6 17. Ng3 Ng7 18. f3 a4 19. Nc4 {
Scagliarini,V-Kveliashvili,T/Szombathely 1993/TD/0-1  ( 36 )}  )( 4... Nd7 5.
Ng3 Ngf6 6. Bc4 h6 7. d3 a5 8. a4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 g6 11. h4 Kf8 12.
O-O-O Qe7 13. h5 Kg7 14. Nh4 Nc5 15. Bxf7 Qxf7 16. hxg6 Qf8 17. f4 Qd6 { 1-0
Demir,G  ( 2165 ) -Maris,I  ( 2330 ) /Heraklio 1993/TD}  )( 4... Qd6 5. Ng3 Ne7
6. Bc4 Be6 7. Qe2 Nbc6 8. O-O Ng6 9. Nh5 f6 10. Ne1 O-O-O 11. Bxe6+ Qxe6 12.
Nd3 f5 13. exf5 Qxf5 14. Ng3 Qd7 15. Ne4 Be7 16. a3 Nf4 17. Nxf4 exf4 18. d3
Rhf8 19. Qh5 { Yuferov,S  ( 2440 ) -Yagupova,L/St Petersburg 1996/CBM 052/1-0 
( 43 )}  )5. Ng3 a6 { Prevents intrusion on b5}  ( 5... Bd6 6. Bc4 $11 )6. Bc4
( 6. Nxe5 Nxe4 7. Nxe4 Qd5 $14 )6... Bc5 ( 6... Bd6 7. d3 $11 )7. O-O { White
has a cramped position. White's piece can't move: c1}  ( 7. Nxe5 O-O $16 )7...
b5 { Black threatens to win material: b5xc4}  8. Bb3 d3 $2 ( 8... Nc6 9. d3 $14
)9. cxd3 $4 { White has new doubled pawns: d2+d3. White has a cramped position.
White's piece can't move: c1. gives the opponent counterplay}  ( 9. Nxe5 $142
O-O 10. Qf3 $18 )9... Qxd3 $4 ( 9... Nc6 10. d4 Bxd4 11. d3 $11 )10. Bd5 {
White threatens to win material: Bd5xa8}  ( 10. Nxe5 $142 { makes it even
easier for White}  10... Qd4 11. Bxf7+ Kf8 12. Nf3 $18 )10... Nbd7 $4 ( 10...
Nxd5 $142 { was much better}  11. Nxe5 Qd4 $11 )11. Ne1 ( 11. Bxa8 { seems even
better}  11... O-O $18 )11... Qd4 ( 11... Qxf1+ { does not improve anything} 
12. Kxf1 Nxd5 13. exd5 $18 )12. Ne2 Qa4 13. b3 ( 13. Qxa4 { keeps an even
firmer grip}  13... bxa4 14. Bxa8 O-O $18 )13... Qa5 14. Nd3 ( 14. Bxa8 $5 {
might be the shorter path}  14... Bd6 $18 )14... Bd6 $4 { the position is going
down the drain}  ( 14... Nxd5 $142 15. Nxc5 Nxc5 16. exd5 O-O $16 )15. Bb2 (
15. Bxa8 $142 { and White has reached his goal}  15... c5 16. f4 $18 )15...
Nxd5 $17 16. exd5 { Black has the pair of bishops}  16... Nb6 $4 { forfeits the
advantage}  ( 16... O-O $17 $142)17. Nxe5 $16 Nxd5 18. Nc3 Be6 19. Nxd5 ( 19.
Nc6 Qb6 20. Nxd5 Qxc6 $11 )19... Bxd5 $14 20. Qg4 { White threatens to win
material: Qg4xg7. Black cannot castle queen side}  20... Qxd2 $2 ( 20... Qb4
$142 21. f4 Bxe5 $16 )21. Rfe1 $4 { ruins a very nice position}  ( 21. Nxf7
$142 Qxb2 22. Nxh8 $18 )21... Be6 $4 { gives away a clear win}  ( 21... O-O
$142 22. Nc4 Bxh2+ 23. Kxh2 Qh6+ 24. Kg1 bxc4 25. bxc4 Be6 $15 )22. Nxf7 $1 $18
{ Remove defender: f7}  22... Qxb2 ( 22... Kxf7 23. Qxg7+ { Double attack}  (
23. Rxe6 { Discovered attack} )( 23. Rxe6 { Remove defender} ))23. Qxe6+ Kf8
24. Nxd6 ( 24. Nxd6 cxd6 25. Qxd6+ Kg8 26. Qd5+ Kf8 27. Qxa8+ Kf7 28. Qxh8 Kf6
29. Qf8+ Kg5 30. h4+ Kg6 31. Qe8+ Kh6 32. g4 g6 33. Qf8+ Qg7 34. Qf4+ g5 35.
Re6+ Qf6 36. Qxf6# ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.12"]
[White "West, Guy"]
[Black "Sykes, Alexander"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1930"]
[ECO "B47"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "39"]
[WhiteElo "2291"]

{ B47: Sicilian: Taimanov: 5 Nc3 Qc7 6 f4, 6 g3 and 6 Be2 } 1. e4 c5 2. Nc3 Nc6
3. f4 a6 4. Nf3 e6 5. d4 cxd4 6. Nxd4 Qc7 7. Nf3 { Black's piece can't move:
c8}  7... Na5 $146 ( 7... d6 8. Bd3 ( 8. g4 h6 9. Be3 Nf6 10. Rg1 Be7 11. Qe2
b5 12. O-O-O Bb7 13. h4 g6 14. g5 hxg5 15. hxg5 Nd7 16. f5 b4 17. Na4 exf5 18.
exf5 Qa5 19. fxg6 Qxa4 20. gxf7+ Kxf7 21. g6+ Ke8 22. Qc4 Nf6 { Hector,J  (
2518 ) -Hermansson,E  ( 2429 ) /Copenhagen 2004/CBM 098 ext/1-0  ( 31 )}  )8...
Nf6 9. O-O b5 10. Qe1 Bb7 11. a4 b4 12. Nd1 Be7 13. Qg3 O-O 14. Nf2 e5 15. f5
Na5 16. b3 Kh8 17. Bd2 Qb6 18. Kh1 Nd7 19. Ng4 f6 20. Nh4 Rfe8 21. Rf3 d5 22.
Ng6+ { Mrva,M  ( 2395 ) -Belotti,B  ( 2410 ) /Montecatini Terme 1997/CBM 061
ext/1-0}  )( 7... Bb4 8. Bd3 Nf6 9. O-O b5 10. e5 Bxc3 11. bxc3 Nd5 12. Ng5
Nxc3 13. Qh5 g6 14. Qh6 Nb4 15. Nxf7 Qc5+ 16. Kh1 Kxf7 17. f5 exf5 18. Bxf5 Ke8
19. Bxg6+ Kd8 20. Be3 Qc6 21. Rf6 Bb7 22. Bb6+ { Velimirovic,D  ( 2510 )
-Cvetkovic,S  ( 2500 ) /Arandjelovac 1993/CBM 038 ext/1-0}  )( 7... Bc5 $5 $11
$142 { is worthy of consideration} )8. Bd3 $16 b5 9. O-O Bb7 10. Kh1 Nf6 11.
Qe2 Rc8 12. e5 Nd5 13. Ne4 ( 13. Nxd5 Bxd5 14. a4 bxa4 15. Rxa4 Nb7 $16 )13...
Nc4 14. a4 { White has a very active position}  14... Nb4 ( 14... bxa4 $5 15.
c3 a3 16. bxa3 Be7 $16 )15. axb5 axb5 16. f5 Nxe5 $2 ( 16... Ra8 17. Rxa8+ Bxa8
18. fxe6 fxe6 $18 )17. fxe6 $18 fxe6 ( 17... Nexd3 18. exf7+ Kd8 19. Bg5+ Be7
20. Nd4 $18 )18. Bf4 Nbc6 ( 18... Nbxd3 { desperation}  19. cxd3 d6 20. Bxe5
dxe5 $18 )19. Nxe5 Nxe5 20. Qh5+ ( 20. Qh5+ g6 21. Nf6+ ( 21. Bxe5 $6 { is
easily refuted}  21... gxh5 22. Bxc7 Rxc7 $15 )21... Kd8 22. Bxg6 $18 ( 22.
Bxe5 { succumbs to}  22... gxh5 23. Bxc7+ Rxc7 $15 )) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.13"]
[White "Wedding, Robin"]
[Black "Zaric, Srboljub"]
[Result "0-1"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2144"]
[ECO "B22"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "100"]
[WhiteElo "1856"]

{ B22: Sicilian: 2 c3 } 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 e6 6. O-O
Nb6 ( 6... d6 7. exd6 Bxd6 8. d4 cxd4 9. Nxd4 Nxd4 10. Qxd4 O-O 11. Nd2 Qc7 12.
Nf3 e5 13. Qd3 Nf6 14. Ng5 h6 15. Ne4 Nxe4 16. Qxe4 Kh8 17. Bd5 f5 18. Qc4 Qe7
19. f4 e4 20. Be3 Bd7 21. Rad1 { Kurajica,B  ( 2580 ) -Kozul,Z  ( 2585 )
/Sarajevo 1998/CBM 064 ext/1/2-1/2  ( 44 )}  )7. Bb3 d6 $146 ( 7... d5 8. d4
Be7 9. Be3 cxd4 10. cxd4 Bd7 11. a3 Na5 12. Bc2 Nbc4 13. Bc1 Rc8 14. b3 Nb6 15.
Qd3 Qc7 16. Ra2 a6 17. a4 Nc6 18. Bd2 Nb4 19. Bxb4 Bxb4 20. Ng5 h6 21. Nh3 g5
22. g4 { Machin Arbelo,P  ( 2119 ) -Panajotov,J  ( 2262 ) /Sunny Beach 2006/CBM
114 ext/0-1  ( 60 )}  )( 7... c4 8. Bc2 d6 9. exd6 Bxd6 ( 9... Qxd6 10. d4 cxd3
11. Bxd3 Be7 12. Qe2 Nd5 13. Bc2 Bd7 14. Rd1 Qc7 15. g3 Rd8 16. c4 Nf6 17. Nc3
O-O 18. Bf4 Qb6 19. c5 Qxc5 20. Ne4 Qb6 21. Nxf6+ Bxf6 22. Ng5 g6 23. Ne4 Bg7
24. Bd6 { Kovacevic,R  ( 2062 ) -Stojanovic,N  ( 2075 ) /Obrenovac 2002/CBM 086
ext/0-1  ( 45 )}  )10. d4 Nd5 11. Nbd2 b5 12. Ne4 Bb7 13. Re1 Nde7 14. Nfg5 Qc7
15. Nxd6+ Qxd6 16. Qf3 Nd8 17. Be4 Bxe4 18. Nxe4 Qd5 19. Bg5 f6 20. Bd2 O-O 21.
Bf4 e5 22. Be3 { Kezele,T  ( 1943 ) -Limontaite,S  ( 2095 ) /Herceg Novi
2005/CBM 108 ext/1/2-1/2  ( 49 )}  )8. exd6 Bxd6 9. d4 O-O { Black castles and
improves king safety}  10. Qe2 ( 10. dxc5 Bxc5 11. Qc2 Nd5 $14 )10... cxd4 $11
11. cxd4 { White has a very active position.}  11... Nd5 12. Nc3 Nxc3 ( 12...
Qa5 13. Re1 $11 )13. bxc3 $14 { White has new hanging pawns: c3+d4}  13... Qa5
14. Bb2 ( 14. Qe4 Ne7 $14 )14... Qh5 $11 15. Rfe1 Bd7 16. Rad1 Na5 17. Ne5 Qxe2
18. Rxe2 Bb5 { Black threatens to win material: Bb5xe2}  19. c4 { White
threatens to win material: c4xb5}  19... Ba6 20. Rc2 ( 20. Bc3 Bxe5 21. Bxa5
$14 ( 21. Rxe5 $143 Nxc4 22. Rc5 Rfc8 $15 ))20... Rfd8 21. d5 { Black's piece
can't move: a6}  ( 21. Re1 Rac8 22. c5 Bxe5 23. dxe5 Rd3 $15 )21... Rac8 $15 {
The pressure on the backward pawn c4 grows}  22. Rcd2 $2 ( 22. Rcc1 $15 $142 {
would keep White in the game} )22... Bxe5 $19 23. Bxe5 Nxc4 ( 23... Bxc4 $5
$142 24. d6 f6 $19 )24. Bxc4 $17 Bxc4 25. d6 ( 25. dxe6 Rxd2 26. Rxd2 Bxe6 $17
)25... Bd5 $19 26. f3 f6 27. Bg3 Kf7 28. Rb1 Rd7 ( 28... Rc5 29. Rd3 $19 )29.
Kf2 ( 29. h4 b6 $19 )29... Rc5 $19 30. Rbd1 b5 31. Ke3 ( 31. Rb2 a6 $19 )31...
b4 32. Rb1 ( 32. Rd4 a5 33. R4d2 Rc3+ 34. Kf2 h5 $19 )32... a5 33. Kd4 ( 33.
Rbb2 e5 $19 )33... Rc4+ 34. Ke3 Rc3+ 35. Ke2 Bc4+ 36. Ke1 ( 36. Kd1 b3 37. axb3
Bxb3+ 38. Ke1 a4 $19 )36... e5 37. Bf2 Bd3 38. Rbd1 Rxd6 39. Bb6 ( 39. Rb2 {
doesn't get the bull off the ice}  39... Rdc6 $19 )39... Rxb6 40. Rxd3 Rxd3 41.
Rxd3 a4 42. Kd2 Ke6 43. Kc2 Rd6 44. Re3 Rd4 45. a3 ( 45. g3 $19 { a last effort
to resist the inevitable} )45... b3+ 46. Kb2 ( 46. Kc1 { doesn't change
anything anymore}  46... Kd5 $19 )46... Rd2+ 47. Kc3 ( 47. Kb1 { otherwise it's
curtains at once}  47... Ra2 48. Rc3 $19 )47... Rc2+ 48. Kd3 Rxg2 49. Re4 b2
50. Rb4 ( 50. Re1 { cannot change what is in store for ?}  50... Rxh2 51. Kc3
h5 $19 )50... Kf5 ( 50... Kf5 51. h3 g5 $19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.14"]
[White "Srdic, Goran"]
[Black "Cooke, Tristrom P"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1549"]
[ECO "C64"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "58"]
[WhiteElo "2006"]

{ C64: Ruy Lopez: Classical Defence  ( 3...Bc5 )  except 4 0-0 Nf6 } 1. e4 e5 2.
Nf3 Nc6 3. Bb5 Bc5 4. Nxe5 Qe7 ( 4... Qg5 5. Nf3 Qxg2 6. Rf1 d6 7. d4 Bb6 8.
Rg1 Qh3 9. Rxg7 Bg4 10. Ng1 Bxd1 11. Nxh3 Bxc2 12. d5 Bxe4 13. dxc6 bxc6 14.
Ba4 Bg6 15. Bxc6+ Kf8 16. Rxg8+ { 1-0 Ankerst,M  ( 2362 ) -Denton,B  ( 2430 )
/Dos Hermanas 2004/CBM 099 ext}  )5. Nf3 Qxe4+ 6. Be2 d5 $146 { White has a
cramped position. White's piece can't move: c1}  ( 6... Nd4 7. Nxd4 Qxd4 8. O-O
Nf6 9. c3 Qh4 10. d4 Bd6 11. h3 O-O 12. Nd2 Bf4 13. Bf3 Qh6 14. Ne4 Nxe4 15.
Bxe4 Bxc1 16. Qxc1 Qxc1 17. Raxc1 d6 18. Rfe1 c6 19. Bf3 Bd7 20. Re7 Rad8 21.
Bg4 { De la Villa Garcia,J  ( 2450 ) -Fernandez,J  ( 2290 ) /Palma de Mallorca
1992/TD/1-0  ( 100 )}  )7. Nc3 { White threatens to win material: Nc3xe4}  7...
Qf4 $4 ( 7... Qg4 8. Nxd5 Qxg2 9. Rf1 $14 ( 9. Nxc7+ $143 Kd8 10. Rf1 Kxc7 $17
))8. O-O ( 8. d4 $142 { secures the point}  8... Qf5 9. dxc5 $18 )8... d4 $14 {
Black threatens to win material: d4xc3}  9. Nb5 Bb6 10. Bd3 ( 10. c3 Nf6 $14
)10... Qf6 ( 10... Nge7 11. Be2 $15 )11. c3 { Secures b4}  ( 11. Re1+ Nge7 $11
)11... Nge7 ( 11... Bg4 12. Qe1+ Nge7 13. Nbxd4 Nxd4 14. Nxd4 $11 )12. Nbxd4
Nxd4 13. Nxd4 Bxd4 14. cxd4 Be6 { White has a cramped position. White's piece
can't move: c1}  15. Qc2 ( 15. Be4 c6 $14 )15... Qxd4 $11 16. Be4 { White
threatens to win material: Be4xb7}  ( 16. Bxh7 $2 { leads to nothing}  16...
Qd6 17. Qd3 f5 18. Qxd6 cxd6 19. Bxf5 Nxf5 $19 )16... c6 { White's piece can't
move: c1}  17. Re1 O-O-O 18. d3 { Controls c4}  18... Nd5 19. Be3 Nxe3 20. fxe3
{ White has new hanging pawns: d3+e3}  20... Qd6 21. d4 g6 { Consolidates f5} 
22. b4 f5 { Black threatens to win material: f5xe4}  ( 22... Qxb4 $2 { is
inferior since it leads to}  23. Rab1 Qc4 24. Qb2 $18 )23. Bf3 Bd5 24. b5 Rhe8
25. Rac1 Kc7 $2 ( 25... Bxf3 $142 { and Black is still in the game}  26. gxf3
Qd5 $14 )26. bxc6 bxc6 27. Qa4 Ra8 ( 27... Kb8 $18 $142)28. Bxd5 Qxd5 29. Rc5
Qd8  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.15"]
[White "Zulfic, Fedja"]
[Black "Sorokina, Anastasia"]
[Result "0-1"]
[Annotator "Anderson-Smith,William"]
[BlackElo "2201"]
[ECO "D04"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "50"]
[WhiteElo "1809"]

{ D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4 } 1. d4 d5 2. Nf3 Nf6
3. e3 Bg4 4. Nbd2 e6 5. c4 c6 6. Bd3 dxc4 $146 ( 6... Nbd7 7. O-O ( 7. h3 Bh5
8. b3 Bd6 9. Bb2 Qe7 10. Qc2 Bg6 11. Bxg6 hxg6 12. O-O O-O-O 13. e4 Nxe4 14.
Nxe4 dxe4 15. Qxe4 g5 16. d5 Nf6 17. Bxf6 gxf6 18. dxc6 f5 19. cxb7+ Kb8 20.
Qe2 g4 21. Ne5 Qxb7 { Scholz,C  ( 2399 ) -Kalka,A  ( 2386 ) /Germany 2002/CBM
088 ext/0-1}  )7... Be7 ( 7... Bd6 8. b3 Qe7 9. Bb2 e5 10. e4 dxe4 11. Nxe4
Nxe4 12. Bxe4 f5 13. dxe5 Nxe5 14. Qd4 Bxf3 15. Bxf3 Nxf3+ 16. gxf3 O-O-O 17.
Kh1 Qe2 18. Kg2 c5 19. Qc3 Qe6 20. f4 Qe4+ 21. Qf3 Qxf4 22. Qxf4 { Onischuk,A 
( 2627 ) -Dreev,A  ( 2676 ) /Cap d'Agde 2000/CBM 080/1/2-1/2  ( 33 )}  )8. Qc2
Bh5 ( 8... Rc8 9. h3 Bh5 10. c5 Qc7 11. b4 Bg6 12. Bb2 Bxd3 13. Qxd3 O-O 14.
Nh2 Ne8 15. f4 f5 16. Nhf3 Ndf6 17. Ng5 Qd7 18. Ndf3 Ra8 19. Ne5 Qc8 20. a4 Ne4
21. Nxe4 dxe4 22. Qb3 Nc7 23. b5 { Koltanowski,G-Piltz,K/Paris 1924/HCL/1-0  (
63 )}  )9. b3 Bg6 10. Bb2 Bxd3 11. Qxd3 O-O 12. Rae1 Qc7 13. e4 dxe4 14. Nxe4
Nxe4 15. Rxe4 Bf6 16. Qe3 c5 17. Ne5 cxd4 18. Nxd7 Qxd7 19. Bxd4 Bxd4 20. Rxd4
Qc7 21. Rfd1 { Capablanca,J-Villegas,B/Buenos Aires 1914/Capablanca/1-0  ( 33
)}  )( 6... Bd6 7. Qb3 Qc7 8. h3 Bh5 9. c5 Be7 10. Ne5 Nbd7 11. f4 b6 12. cxb6
axb6 13. Qc2 c5 14. g4 Bg6 15. Nxg6 hxg6 16. g5 Nh5 17. Bxg6 fxg6 18. Qxg6+ Kd8
19. Qxe6 Qd6 20. Qg4 g6 21. Nf3 { Wolpert,J-Zegada,J/Tel Aviv 1964/MCD/0-1  (
72 )}  )( 6... Nbd7 7. Qb3 Qc7 8. cxd5 cxd5 9. Ne5 Nxe5 10. dxe5 $15 )7. Bxc4 (
7. Nxc4 Qd5 $14 )7... Nbd7 $11 8. a3 { Covers b4}  8... Be7 9. O-O O-O 10. b4
e5 ( 10... b5 11. Bd3 $11 )11. Qc2 $11 exd4 12. Nxd4 Ne5 13. Ba2 a5 14. bxa5
Rxa5 15. Bb2 Ng6 16. Ne4 Rh5 ( 16... Nxe4 17. Qxe4 Qc8 18. f4 $11 )17. Ng3 $14
{ White threatens to win material: Ng3xh5}  17... Rc5 { Black threatens to win
material: Rc5xc2}  18. Qb3 Qc8 19. a4 Ra5 20. Bc3 { White threatens to win
material: Bc3xa5}  20... Ra7 ( 20... Ra8 21. Qb1 $14 )21. Bb1 Nh4 22. Qc2 g6 {
Controls f5}  23. Nde2 $4 { with this move White loses his initiative}  ( 23.
Ba2 $16 $142)23... Bf3 $17 24. Nf4 Bxg2 25. Nxg2 $4 { cause more grief}  ( 25.
Nf5 $142 Qxf5 26. Qxf5 gxf5 27. Nxg2 Nf3+ 28. Kh1 $17 )25... Nf3+ ( 25... Nf3+
26. Kh1 Qh3 27. Qxg6+ hxg6 28. Bxf6 Qxh2# ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.16"]
[White "Morris, James"]
[Black "Huynh, Arthur"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1833"]
[ECO "E12"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "125"]
[WhiteElo "2035"]

{ E12: Queen's Indian: Unusual White 4th moves, 4 a3, 4 Nc3 Bb7 5 a3 and 4 Nc3
Bb7 } 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 c5 6. e3 Be7 ( 6... a6 7.
Bd3 cxd4 8. exd4 d5 9. Bg5 dxc4 10. Bxc4 Be7 11. O-O O-O 12. Re1 Nc6 13. Ba2 h6
14. Bf4 Bd6 15. Bxd6 Qxd6 16. d5 exd5 17. Nxd5 Nxd5 18. Qxd5 Qf6 19. Qd7 Rab8
20. Re2 Ba8 21. Rae1 { Andersson,U  ( 2600 ) -Miles,A  ( 2565 ) /Wijk aan Zee
1987/CBM 002/1/2-1/2}  )7. Bd3 $146 ( 7. Be2 Qc7 8. O-O Ng4 9. d5 h5 10. Nb5
Qc8 11. dxe6 dxe6 12. Nd6+ Bxd6 13. Qxd6 Qc6 14. Qg3 f5 15. h4 Nd7 16. Ng5 Nge5
17. f4 Ng4 18. Bf3 Qc7 19. Nxe6 Qc8 20. Nxg7+ Kf7 21. Nxf5 Ke6 {
Smink,P-Escudero,L/San Luis 2006/CBM 110 ext/1-0}  )( 7. d5 exd5 ( 7... d6 8.
e4 e5 9. Bd3 O-O 10. O-O Ne8 11. b4 Nd7 12. Be3 g6 13. Qc1 Ng7 14. Ne1 f5 15.
f3 f4 16. Bf2 h5 17. Be2 Bh4 18. g3 Bg5 19. Qc2 fxg3 20. hxg3 h4 21. g4 Nf6 22.
Nd3 { Vukovic,N  ( 2235 ) -Lovric,B  ( 2372 ) /Rijeka 2001/CBM 085 ext/1-0  (
57 )}  )8. cxd5 d6 9. e4 O-O 10. Nd2 Re8 11. Be2 Ba6 12. O-O Bf8 13. f3 Bxe2
14. Qxe2 a6 15. a4 Nbd7 16. Nc4 Ne5 17. b3 g6 18. Kh1 Bg7 19. Bd2 Nxc4 20. bxc4
Nd7 21. Rae1 f5 { Gheorghiu,F  ( 2540 ) -Seirawan,Y  ( 2485 ) /Lone Pine
1979/MCL/1/2-1/2}  )( 7. d5 d6 $14 )7... O-O 8. O-O ( 8. d5 h6 9. Qc2 a6 $14
)8... d5 $11 9. cxd5 exd5 10. dxc5 bxc5 11. b3 Nc6 12. Bb2 Qd7 ( 12... Na5 13.
Rb1 $11 )13. Qc2 $16 g6 { Prevents intrusion on f5}  ( 13... Rad8 14. Rad1 $16
)14. Na4 Ne4 15. Bxe4 dxe4 16. Nd2 ( 16. Qxe4 $6 Nd4 17. Ne5 Qb5 18. Nxg6 Bxe4
19. Nxe7+ Kh8 20. Nxc5 f6 21. Bxd4 Qe8 22. Nxe4 Qxe7 $14 )16... Qd3 17. Rfc1
Qxc2 18. Rxc2 Na5 ( 18... Rac8 19. Nxc5 Ne5 20. Bxe5 Bxc5 21. Bf6 $16 )19. Nxc5
Rac8 20. Rac1 Bxc5 21. Rxc5 Rxc5 22. Rxc5 Rd8 23. Bc3 ( 23. Bd4 $142 Nc6 24.
Bc3 $18 )23... Nxb3 $11 24. Rb5 Nxd2 25. Rxb7 Nc4 26. Bd4 { White threatens to
win material: Bd4xa7}  26... Nxa3 27. Rxa7 Nb5 28. Ra4 Nxd4 29. exd4 ( {
Instead of } 29. Rxd4 Rxd4 30. exd4 f5 $17 )29... f5 30. Kf1 Kf7 31. Ke2 Ke6
32. Ke3 Rd7 33. Ra6+ Kd5 34. Ra5+ Ke6 35. g4 Rc7 $2 ( 35... Rd5 $5 $142 { and
Black could well hope to play on}  36. Ra6+ Rd6 $11 )36. gxf5+ $16 gxf5 37.
Re5+ Kf6 ( 37... Kd6 $5 $142 38. Rxf5 Rc3+ 39. Kxe4 Rh3 $16 )38. Kf4 $18 Rc2 $2
( 38... Kg6 39. Rxf5 Rc1 40. Kxe4 Rh1 $18 )39. Rxf5+ Ke6 40. Re5+ ( 40. Kxe4
$142 { secures the win}  40... Re2+ 41. Kd3 $18 )40... Kd6 $16 41. Ke3 Rc3+ 42.
Kxe4 Rh3 43. f4 Rxh2 44. Rd5+ Ke6 45. Ra5 h5 46. Re5+ ( 46. d5+ Ke7 $16 )46...
Kd6 47. f5 h4 48. f6 ( 48. Re6+ Kd7 $14 )48... Rf2 { Black threatens to win
material: Rf2xf6}  ( 48... h3 $5 $11)49. Rf5 $14 Re2+ $4 ( 49... Rxf5 $142 {
this is the best way to fight back}  50. Kxf5 h3 $14 )50. Kf3 $18 Re8 51. d5 (
51. Kg4 $142 { and White wins}  51... Rh8 52. f7 Ke7 $18 )51... Rg8 52. Kf4 (
52. f7 Rf8 53. Kg4 $18 )52... h3 $16 53. Rh5 { White threatens to win material:
Rh5xh3}  53... Rf8 $4 { causes further problems for ?}  ( 53... Rg6 $16
$142)54. Kf5 $18 Kxd5 55. Rxh3 Kd6 56. Rd3+ ( 56. Ra3 { and White can already
relax}  56... Kc5 $18 )56... Kc7 ( 56... Kc5 { does not win a prize}  57. Ke6
$18 )57. Kg6 Rg8+ 58. Kf7 Rg1 59. Kf8 Rf1 60. f7 Rf4 ( 60... Kc6 { a fruitless
try to alter the course of the game}  61. Re3 $18 )61. Rg3 Kd7 62. Kg7 Ke7 63.
Re3+ ( 63. Re3+ Kd7 64. f8=Q Rxf8 65. Kxf8 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.17"]
[White "Rigo, Bernard"]
[Black "Dizdarevic, Mehmedalija"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1956"]
[ECO "B01"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "87"]
[WhiteElo "1827"]

{ B01: Scandinavian Defence } 1. e4 d5 2. exd5 Nf6 3. Nf3 Bg4 4. d4 Qxd5 5. Be2
Nc6 6. h3 ( 6. Be3 e5 7. Nc3 Bb4 8. O-O Bxc3 9. bxc3 e4 10. Nd2 Bxe2 11. Qxe2
O-O 12. Rfb1 a6 13. a4 Rfe8 14. Nb3 b6 15. c4 Qf5 16. a5 bxa5 17. Nc5 Rad8 18.
c3 Rd6 19. Rb7 Nh5 20. Rxc7 Rg6 { Kolev,A  ( 2568 ) -Damaso,R  ( 2412 ) /Skopje
2002/CBM 088/1-0  ( 31 )}  )6... Bf5 7. Nc3 { White threatens to win material:
Nc3xd5}  ( 7. c4 Qd6 8. O-O e6 9. Nc3 O-O-O 10. Be3 Qb4 11. Qc1 h6 12. Nb5 a6
13. a3 Qe7 14. Nc3 g5 15. b4 g4 16. hxg4 Bxg4 17. b5 Nb8 18. Ne5 Bxe2 19. Nxe2
Rg8 20. a4 Ng4 21. Rb1 Qh4 { Stojic,S  ( 1981 ) -Dizdarevic,M/Brisbane 2006/CBM
110 ext/1-0  ( 42 )}  )7... Qa5 $146 { White has an active position}  ( 7...
Qd6 8. d5 Nb4 9. Nd4 Bg6 10. a3 Nbxd5 11. Ndb5 Qd7 12. Nxd5 Nxd5 13. Qxd5 Qxd5
14. Nxc7+ Kd7 15. Nxd5 Bxc2 16. Bf4 e6 17. Bb5+ Kd8 18. Nc7 Rc8 19. Rc1 Be4 20.
Rd1+ Ke7 21. Bg5+ { 1-0 Littlewood,J  ( 2244 ) -Taylor,E/Liverpool 2006/CBM 114
ext}  )8. Bb5 { White has a very active position}  8... e6 { White has an
active position}  9. O-O { White castles and improves king safety}  9... Bd6 $2
( 9... Bb4 10. Bxc6+ bxc6 11. Nh4 $11 )10. Qe2 { White has an active position} 
( 10. Nd2 $142 Qb4 11. Nc4 $16 )10... O-O $11 11. Bxc6 bxc6 { Black has the
pair of bishops}  12. Ne5 { White threatens to win material: Ne5xc6}  12... Qb6
{ Black threatens to win material: Qb6xd4}  13. Rd1 { White has an active
position}  13... Rfd8 14. Nc4 { White threatens to win material: Nc4xb6}  14...
Qa6 15. Nxd6 Qxe2 16. Nxe2 cxd6 17. c4 Rab8 18. b3 Bc2 { Black threatens to win
material: Bc2xd1}  19. Rd2 Be4 20. Ba3 a5 ( 20... h5 21. f3 Bh7 22. g4 $11 )21.
f3 $14 { White threatens to win material: f3xe4}  21... Bg6 22. Nc3 h5 23. h4
Rb7 24. Re1 Rbb8 25. Red1 Bf5 26. Kf2 { White king safety dropped}  26... Ne8
27. Na4 Nc7 28. Bb2 Ra8 29. Rc1 Ra7 30. Rdd1 Na6 31. Bc3 { White threatens to
win material: Bc3xa5}  31... Nc7 ( 31... Nb4 32. Ra1 $11 )32. Be1 Rb8 33. Kg3 {
White king safety dropped}  33... Kf8 34. Bf2 Rab7 35. Be1 { White threatens to
win material: Be1xa5}  35... Ra7 36. Bf2 { Twofold repetition}  36... Ra6 (
36... Rab7 37. Nc3 $14 )37. Kh2 { White king safety improved}  37... Rd8 38.
Bg3 Ne8 39. Be1 Ke7 40. Bg3 f6 { Secures e5}  ( 40... Kf8 41. Bf4 $14 )41. Rd2
g5 ( 41... Ra7 42. Bf2 $14 )42. Rcd1 ( 42. hxg5 fxg5 43. c5 d5 $16 )42... Ra7
43. Be1 ( 43. hxg5 fxg5 44. c5 d5 $16 )43... d5 ( 43... g4 44. d5 cxd5 45. cxd5
gxf3 46. gxf3 $14 )44. c5  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.18"]
[White "Jackson, Ralph E"]
[Black "Gibbs, Glen B"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1800"]
[ECO "D04"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "33"]
[WhiteElo "1938"]

{ D05: Colle System with ...e6 } 1. d4 d5 2. Nf3 Nf6 3. e3 c6 4. Bd3 e6 5. O-O
Nbd7 6. Nbd2 Be7 7. Re1 ( 7. Qe2 Qc7 8. e4 dxe4 9. Nxe4 c5 10. Re1 h6 11. Nc3
cxd4 12. Nxd4 Nc5 13. Bb5+ Bd7 14. b4 a6 15. Bc4 b5 16. Nd5 Qd8 17. Nxe7 Qxe7
18. Nf5 Qd8 19. bxc5 bxc4 20. c6 Bxc6 21. Ba3 Qa5 { Tabatt,H  ( 2223 ) -Jule,A 
( 1744 ) /Queenstown 2006/CBM 110 ext/1-0  ( 55 )}  )7... O-O 8. c3 $146 {
Consolidates b4}  ( 8. e4 dxe4 9. Nxe4 Nxe4 ( 9... b6 10. c3 Bb7 11. Qe2 c5 12.
Bf4 cxd4 13. cxd4 Nxe4 14. Bxe4 Bxe4 15. Qxe4 Nf6 16. Qb7 Nd5 17. Bg3 Qc8 18.
Qxc8 Raxc8 19. Rec1 Nb4 20. Rc3 Nd5 21. Rcc1 f6 22. Kf1 Kf7 23. Ke2 g5 24. Ne1
{ Valette,C  ( 2140 ) -Sanchez,J  ( 2410 ) /Nice 2003/CBM 095 ext/0-1  ( 38 )} 
)10. Rxe4 g6 11. Bh6 Re8 12. Ne5 Nxe5 13. dxe5 Bg5 14. Bxg5 Qxg5 15. h4 Qe7 16.
h5 Bd7 17. Qd2 Kg7 18. Rae1 Rad8 19. Rg4 c5 20. Re3 Bc6 21. Reg3 Rd4 22. f4 Be4
{ Kahn,P-Rother,J/Dresden 2001/CBM 084 ext/1/2-1/2}  )( 8. e4 Nh5 $16 )8... Qc7
( 8... c5 9. Qe2 $11 )9. e4 dxe4 10. Nxe4 Nxe4 ( 10... c5 11. Bg5 $14 )11. Rxe4
$16 c5 12. Bg5 { White threatens to win material: Bg5xe7}  ( 12. Qe2 cxd4 13.
Bf4 Qb6 14. Rxd4 Rd8 $16 )12... Nf6 ( 12... Bxg5 $5 13. Nxg5 h6 $14 )13. Rh4
$16 h6 $2 ( 13... Rd8 14. Ne5 cxd4 15. Bxh7+ Nxh7 16. Bxe7 Qxe7 $18 )14. Bxh6
$1 $18 { Decoy: h6}  14... gxh6 15. Qd2 Nd5 $4 { shortens the misery for Black}
 ( 15... Ne4 16. Rxe4 f5 $18 )16. Qxh6 Bxh4 ( 16... Qxh2+ { is no salvation} 
17. Rxh2 Nxc3 18. Qh7# )17. Qh7#  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.19"]
[White "Cloudsdale, Colin"]
[Black "Amini, Amir"]
[Result "0-1"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1758"]
[ECO "B79"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "115"]
[WhiteElo "1929"]

{ B79: Sicilian Dragon: Yugoslav Attack, 9 Bc4 Bd7 10 0-0-0 Qa5 } 1. e4 c5 2.
Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 O-O 8. Qd2 Nc6 9. Bc4
Bd7 10. O-O-O Ne5 11. Bb3 Qa5 12. Kb1 Rfc8 13. h4 Nc4 14. Bxc4 Rxc4 15. Nd5
Qxd2 16. Rxd2 ( 16. Nxf6+ Bxf6 17. Rxd2 Rac8 18. h5 a5 19. hxg6 hxg6 20. g4 a4
21. a3 Bc6 22. c3 Be5 23. Rdd1 Kg7 24. Bh6+ Kg8 25. Be3 e6 26. Rh3 Kf8 27. Rdh1
Ke7 28. Rh7 d5 29. Bg5+ Bf6 30. Bxf6+ Kxf6 { Langers,A-Kortenbusch,C  ( 2070 )
/Recklinghausen 2005/CBM 107 ext/1/2-1/2  ( 31 )}  )16... Nxd5 17. exd5 Rac8
18. h5 b5 $146 ( 18... a5 19. hxg6 hxg6 20. g4 a4 21. Ne2 Rb4 22. Bd4 Bxd4 23.
Nxd4 Kg7 24. c3 Rxc3 25. g5 Rc8 26. Rdh2 Rg8 27. Rh7+ Kf8 28. R7h4 Rb6 29. a3
Ke8 30. Rh8 Rf8 31. R8h2 Ra6 32. Rd1 Ra5 33. Ne2 { Kohari,T-Velasquez,M/Dubai
1986/TD/0-1  ( 55 )}  )19. hxg6 hxg6 { Black king safety dropped.}  20. Re1 a5
21. g4 Kf8 22. Nb3 a4 { Black gains space}  23. Nc1 ( 23. Na5 R4c7 24. Bb6 a3
$11 )23... Bf6 ( 23... a3 24. b3 R4c7 25. Rh2 $15 )24. Ne2 b4 25. Bd4 Bxd4 26.
Nxd4 R4c5 27. Ne2 Bb5 28. c3 ( 28. Nf4 R8c7 $15 )28... Bxe2 ( 28... Bc4 $5 29.
Rh1 R8c7 30. cxb4 Rxd5 31. Rxd5 Bxd5 $17 )29. cxb4 $11 ( { Worse is } 29. Rdxe2
bxc3 30. Rxe7 Rb8 $17 )29... Rc4 { Black threatens to win material: Rc4xb4} 
30. Rdxe2 R8c7 31. a3 { White has a new protected passed pawn: b4}  31... Rd4 {
Black threatens to win material: Rd4xd5}  32. Rc2 { White threatens to win
material: Rc2xc7}  32... Ra7 33. Ka2 ( 33. Rc8+ Kg7 $14 )33... Rxd5 $11 34. Re3
Rd4 35. b3 e5 36. bxa4 Rxa4 { White has a new passed pawn: a3}  37. Kb3 { White
threatens to win material: Kb3xa4}  37... Ra8 38. a4 Rd1 39. a5 { White wins
space}  39... Ke7 40. Rc7+ Ke6 41. Rec3 ( 41. Kc2 Ra1 $14 )41... f5 ( 41...
Rb1+ 42. Ka4 Rb8 43. Rb3 Ra1+ 44. Ra3 $11 )42. R7c6 $14 fxg4 43. fxg4 { Black
has a new protected passed pawn: e5.}  43... Rd4 ( 43... e4 $5 $14 { deserves
consideration} )44. a6 $16 Kd5 $2 ( 44... Rxg4 $142 45. Rd3 Kf5 46. Rcxd6 Rg1
$16 )45. b5 $18 Rd1 ( 45... Rxg4 46. Rc8 Ra7 47. R3c7 Rg3+ 48. Kb4 Rg4+ 49. Ka5
Rxc7 50. Rxc7 $18 )46. Rc8 Ra7 ( 46... Rxc8 { doesn't get the cat off the tree}
 47. Rxc8 Rb1+ 48. Kc2 Rxb5 $18 )47. R3c7 { White threatens to win material:
Rc7xa7}  ( 47. Rc1 Rxc1 48. Rxc1 Ke6 $18 )47... Rb1+ $4 ( 47... Rxc7 48. Rxc7
Rb1+ 49. Ka4 Ra1+ 50. Kb4 e4 $18 )48. Ka4 $18 Rxc7 ( 48... Ra1+ { is not much
help}  49. Kb4 R7xa6 50. bxa6 Rxa6 51. Rg7 $18 )49. Rxc7 e4 ( 49... Ra1+ {
doesn't change the outcome of the game}  50. Kb4 e4 51. a7 $18 )50. Ka5 e3 51.
Kb6 ( 51. a7 $142 { and White has prevailed}  51... Ra1+ 52. Kb6 $18 )51... e2
52. Re7 $4 { ignoring the path to victory}  ( 52. a7 $142 e1=Q 53. a8=Q+ Kd4
54. Qa2 $18 )52... Kc4 ( 52... e1=Q $142 { makes sure everything is clear}  53.
Rxe1 Rxe1 $19 )53. a7 $4 { Loses material. spoils everything}  ( 53. Rxe2 $142
{ and White has it in the bag}  53... Rxb5+ 54. Kc7 $18 )53... Rxb5+ $11 54.
Ka6 Rb2 55. a8=Q Ra2+ { Black skewers: a8}  56. Kb7 Rxa8 57. Rxe2 ( 57. Kxa8
$142 { would keep White alive}  57... Kd3 58. Kb7 $11 )57... Rf8 ( 57... Rg8
58. Rc2+ Kd3 59. Rc6 $19 )58. Re7 { Following moves unknown}   0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.20"]
[White "Slidziunas, John"]
[Black "Stojic, Svetozar"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1919"]
[ECO "A07"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "64"]
[WhiteElo "1671"]

{ D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4 } 1.
Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bf5 5. d4 h6 6. c3 ( 6. Re1 e6 7. Nbd2 ( 7.
c4 Nbd7 8. b3 Be7 9. Nc3 O-O 10. Bb2 Ne4 11. Nd2 Ndf6 12. Ncxe4 Nxe4 13. Nxe4
Bxe4 14. Bxe4 dxe4 15. Qc2 f5 16. f3 Bb4 17. Red1 exf3 18. exf3 Qg5 19. f4 Qg4
20. Qg2 Rad8 21. a3 Be7 { Faure,S  ( 2143 ) -Lacroix,R  ( 2075 ) /Besancon
2006/CBM 113 ext/0-1  ( 38 )}  )7... Nbd7 8. c3 Be7 9. Qb3 Qb6 10. Qxb6 axb6
11. a3 b5 12. Ne5 Nxe5 13. dxe5 Nd7 14. f4 b4 15. e4 dxe4 16. Bxe4 bxc3 17.
bxc3 Nc5 18. Bxf5 exf5 19. Nc4 O-O 20. Be3 Ne4 { Gagarkine,N  ( 2061 )
-Pitschka,K  ( 2230 ) /Pardubice 2005/CBM 107 ext/0-1  ( 50 )}  )6... e6 7. b3
$146 ( 7. Nbd2 Nbd7 8. Qb3 Qb6 9. Rd1 c5 10. Qxb6 axb6 11. Nb3 Bc2 12. Be3 Bxd1
13. Rxd1 Rxa2 14. dxc5 bxc5 15. Bc1 Be7 16. Nfd2 O-O 17. e4 Rd8 18. exd5 exd5
19. Nf1 c4 20. Nd4 Nc5 21. Be3 Rxb2 { Binkert,O-Kiefhaber,H/Heidelberg
1989/GER/0-1}  )7... Be7 8. Ba3 O-O 9. Bxe7 Qxe7 10. Nbd2 Na6 11. Ne5 Nc7 12.
Ndf3 Nb5 { Black threatens to win material: Nb5xc3}  13. c4 { White threatens
to win material: c4xb5}  13... Nc3 { Black threatens to win material: Nc3xd1} 
14. Qe1 Nfe4 $4 { Black lets it slip away}  ( 14... Nce4 15. Nd2 $11 )15. Nd3
$4 { White prepares c5. releasing the pressure on the opponent}  ( 15. Nh4 $142
dxc4 16. f3 cxb3 17. axb3 Nxe2+ 18. Qxe2 $18 )15... b5 16. c5 { White gets more
space}  16... a5 17. Nfe5 Rfc8 $2 ( 17... f6 $142 { and Black can hope to live}
 18. Nxc6 Qc7 $11 )18. f3 $18 Ng5 $2 ( 18... f6 19. fxe4 Nxe4 $18 )19. g4 {
White threatens to win material: g4xf5}  ( 19. Qxc3 $5 $142 { might be the
shorter path}  19... f6 20. Ng4 Re8 $18 )19... Bh7 $2 ( 19... Bxd3 $5 { is
noteworthy}  20. exd3 b4 $11 )20. h4 ( 20. Qxc3 $142 f6 21. h4 fxe5 22. hxg5
exd4 23. Qxd4 Bxd3 24. exd3 $18 )20... Nge4 $4 { terrible, but the game is lost
in any case}  ( 20... b4 $142 21. hxg5 hxg5 $18 )21. fxe4 $18 dxe4 ( 21... f6 {
doesn't change anything anymore}  22. Qxc3 dxe4 23. Nxc6 Rxc6 24. Nf2 $18 )22.
Nf4 ( 22. Rxf7 { seems even better}  22... Qe8 23. Qxc3 exd3 24. exd3 Bg6 $18
)22... Qd8 ( 22... b4 { is not much help}  23. g5 $1 $18 { sealing the
opponent's fate}  )23. e3 ( 23. Qxc3 $5 { keeps an even firmer grip}  23... Rc7
24. h5 a4 $18 )23... Ra7 ( 23... b4 $18 { doesn't get the cat off the tree}
)24. Qg3 ( 24. Qxc3 $142 { ends the debate}  24... Qxh4 25. a4 f6 26. Nxc6 b4
27. Nxa7 bxc3 28. Nxc8 Qxg4 $18 )24... Nd5 $4 { the position was bad, and this
mistake simply hastens the end}  ( 24... f6 $142 25. Neg6 b4 $18 )25. g5 hxg5 (
25... Bf5 { doesn't improve anything}  26. gxh6 f6 27. Neg6 $18 )26. hxg5 Bf5 (
26... Nxe3 { doesn't do any good}  27. Qxe3 Qxg5 28. Kf2 $18 )27. Bh3 ( 27. g6
Nxf4 28. Rxf4 f6 29. Bxe4 fxe5 30. Bxf5 exf4 31. Bxe6+ Kf8 32. Qxf4+ Qf6 $18
)27... Nc3 ( 27... Nxe3 { hardly improves anything}  28. Qxe3 Qxg5+ 29. Kf2 $18
)28. Rf2 ( 28. Bxf5 $142 { makes it even easier for White}  28... exf5 29. Qh4
Re7 $18 )28... a4 ( 28... g6 29. Rh2 Qf8 30. Kg2 $18 )29. bxa4 ( 29. Bxf5 exf5
30. Qh4 axb3 31. Rh2 $18 )29... Rxa4 ( 29... g6 { the only chance to get some
counterplay}  30. axb5 Nxb5 31. Bxf5 exf5 $18 )30. Bxf5 exf5 31. g6 fxg6 32.
Qxg6 ( 32. Nfxg6 Ne2+ 33. Rxe2 Rxd4 34. Rh2 Rd1+ 35. Rxd1 Qxd1+ 36. Kg2 Qe2+
37. Qf2 Qg4+ 38. Nxg4 f4 39. Qxf4 Rd8 40. Rh8# )32... Ra7  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.21"]
[White "Brown, Andrew"]
[Black "Garcia-Blanco, Miguel"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1699"]
[ECO "D18"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "81"]
[WhiteElo "1915"]

{ D18: Slav Defence: 5 a4 Bf5 6 e3 } 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5.
a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O Nbd7 9. Qe2 Bxc3 ( 9... Ne4 10. Nxe4 Bxe4
11. Ne1 O-O 12. f3 Bd5 13. Bd3 e5 14. Qc2 exd4 15. Bxh7+ Kh8 16. Nd3 Bd6 17.
Bf5 dxe3 18. Bxe3 Nb6 19. b3 Re8 20. Bc5 Bc7 21. Rae1 Qg5 22. Bh3 Rxe1 23. Rxe1
Bxf3 24. Qf2 { Chandler,M  ( 2450 ) -Beliavsky,A  ( 2590 ) /Bucharest
1980/MCL/0-1  ( 44 )}  )10. bxc3 { White has the pair of bishops}  10... O-O
$146 ( 10... Nd5 11. Bd2 N7b6 12. Bb3 Bg6 13. e4 Nf6 14. Bg5 Bxe4 15. Nh4 Bg6
16. Nxg6 hxg6 17. Rac1 Qd6 18. g3 Rh5 19. Bf4 Qd7 20. Be5 O-O-O 21. c4 Rdh8 22.
c5 Nbd5 23. g4 Rh3 24. Bxd5 exd5 25. g5 { Groeger,E  ( 1265 ) -Jannes,A  ( 1515
) /Willingen 2003/CBM 094 ext/0-1  ( 32 )}  )11. Ba3 { White threatens to win
material: Ba3xf8}  11... Re8 12. Nd2 Ne4 13. Nxe4 Bxe4 14. f3 Bg6 15. e4 Nb6
16. Bb3 Qh4 17. a5 Nd7 18. g3 ( 18. Qf2 Qf4 $16 )18... Qh5 19. Bd6 e5 20. d5
Nf6 ( 20... Rad8 21. Rad1 cxd5 22. Bxd5 $18 )21. dxc6 $18 bxc6 22. Ba4 ( 22.
Qe3 Qh3 $18 )22... Rec8 ( 22... Rad8 $142 23. Rfd1 Nxe4 $16 )23. Rab1 $4 {
instead of simply winning the game}  ( 23. Qa6 Rd8 24. Rad1 Nd5 $18 )23... Bxe4
$4 { makes life more difficult}  ( 23... Nxe4 $142 { would have given Black the
upper hand}  24. g4 Nxc3 $17 )24. g4 $18 Qg6 ( 24... Qh3 25. fxe4 Qxc3 26. Rbd1
Qxa5 27. Qc4 $18 )25. fxe4 Nxg4 26. Qg2 ( 26. Kh1 { and White can already
relax}  26... Qxd6 27. Qxg4 Rc7 $18 )26... Qxd6 27. Qxg4 Qc5+ $2 ( 27... Rc7
28. a6 Rf8 29. Kh1 $18 )28. Kh1 Qxa5 ( 28... Rf8 29. Rb7 Qxc3 $18 )29. Bb3 (
29. Rxf7 $1 Kxf7 30. Bb3+ Qd5 31. Bxd5+ cxd5 32. Rb7+ Rc7 33. Rxc7+ Kf8 34.
Qxg7+ Ke8 35. Qe7# )29... Rc7 ( 29... Kh8 { does not help much}  30. Rxf7 Rg8
$18 )30. Bxf7+ ( 30. Rxf7 Rxf7 31. Bxf7+ Kf8 32. Bc4 Qd5 33. Bxd5 g6 34. Qd7
cxd5 35. Rb7 dxe4 36. Qf7# )30... Kh8 31. Rf3 Qc5 32. Rg1 ( 32. Qh5 $142 {
seems even better}  32... Qd6 33. Rg1 $18 )32... Qf8 ( 32... g6 $18 { there is
nothing better in the position} )33. Qg6 $1 { Mate attack}  33... h6 ( 33...
hxg6 34. Rh3# { Mate attack}  )( 33... -- 34. Qxh7+ { Mate threat}  )34. Qf5 (
34. Qh5 $142 { makes it even easier for White}  34... Rb7 35. Rg6 Rab8 $18
)34... a5 ( 34... Re7 { is not the saving move}  35. Qh5 Rb8 36. Rg6 Rb1+ 37.
Kg2 Rb2+ 38. Kg3 $18 )35. Qe6 ( 35. Qh5 $5 $142 { might be the shorter path} 
35... Rb7 36. Rg6 Rb1+ 37. Kg2 Rb7 $18 )35... Re7 36. Qc4 ( 36. Qg6 $142 {
keeps an even firmer grip}  36... a4 37. Qh5 $18 ( 37. Qxc6 $143 Rxf7 38. Rxf7
Qxf7 39. Qxa8+ Kh7 $18 ))36... Raa7 $4 { Black has lost his nerve...
understandable when you consider his position}  ( 36... a4 $18)37. Bh5 ( 37.
Rgf1 { makes it even easier for White}  37... Rxf7 38. Rxf7 Rxf7 39. Qxf7 Qxf7
40. Rxf7 Kh7 $18 )37... Qd8 ( 37... Qg8 { cannot change what is in store for ?}
 38. Qc5 Rf7 39. Bxf7 Rxf7 40. Rgf1 Rxf3 41. Rxf3 $18 )38. Qxc6 ( 38. Rgf1 $5 {
and White can already relax}  38... Ra8 39. Rf8+ Qxf8 40. Rxf8+ Rxf8 $18 )38...
a4 ( 38... Rac7 39. Qg6 Qg8 40. Rgf1 $18 )39. Qd5 ( 39. Rgf1 $142 { keeps an
even firmer grip}  39... Ra8 40. Rf8+ Qxf8 41. Rxf8+ Rxf8 42. Qc5 $18 )39...
Qb8 ( 39... Qxd5 40. exd5 g5 $18 )40. Rgf1 Kh7 41. Rf8 ( 41. Rf8 Rf7 42. Rxb8
Rxf1+ 43. Kg2 Raf7 44. Bxf7 Rf2+ 45. Kxf2 a3 46. Qd6 a2 47. Qg6# ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.22"]
[White "Milton, Anthony W"]
[Black "Voon, Richard"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1903"]
[ECO "E21"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "49"]
[WhiteElo "1466"]

{ E43: Nimzo-Indian: Rubinstein: 4...b6 } 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3
Bb4 5. Bd2 O-O 6. e3 Bb7 7. Bd3 c5 8. O-O Na6 $146 ( 8... Bxc3 9. Bxc3 Ne4 10.
Bxe4 ( 10. Be1 d6 11. a3 Nd7 12. Qc2 f5 13. Rb1 Ndf6 14. b4 Rf7 15. bxc5 bxc5
16. Nd2 Nxd2 17. Bxd2 Rc8 18. d5 Re7 19. dxe6 Ne4 20. Be1 d5 21. f3 Nf6 22. Bh4
Qd6 23. Bxf5 Ba6 24. Rfd1 d4 { Bielicki,C-Gonzalez Garcia,J/Mar del Plata
1961/MCD/1-0  ( 37 )}  )10... Bxe4 11. dxc5 bxc5 12. Qd6 Bxf3 13. gxf3 Qb6 14.
Rfd1 Qxd6 15. Rxd6 Rc8 16. Rad1 Kf8 17. Kf1 f6 18. Ke2 Ke7 19. a3 Rc7 { 1/2-1/2
Sydor,A  ( 2425 ) -Iskov,G  ( 2415 ) /Dortmund 1976/MCD}  )( 8... Re8 9. a3
Bxc3 10. Bxc3 d6 11. Re1 Nbd7 12. e4 cxd4 13. Nxd4 Ne5 14. b3 a6 15. a4 Qc7 16.
Rc1 Rad8 17. Bb1 Ng6 18. Bb2 Qb8 19. Re3 Ba8 20. Ne2 e5 21. Nc3 Nf4 22. Rc2 a5
23. Rd2 { Graf,A  ( 2575 ) -Psakhis,L  ( 2605 ) /Tilburg 1994/CBM 044/1/2-1/2 
( 37 )}  )9. a3 Bxc3 10. Bxc3 ( { Less advisable is } 10. bxc3 Ne4 $15 )10...
d6 { Controls e5}  11. b4 Qe7 ( 11... Ne4 12. Bxe4 Bxe4 13. Re1 $14 )12. bxc5 (
12. dxc5 dxc5 13. Qa4 Ne8 $16 )12... dxc5 13. d5 ( 13. Ne5 $16)13... Rfd8 $2 (
13... exd5 $5 $142 { should not be overlooked}  14. Bxf6 Qxf6 15. cxd5 Nc7 $14
)14. e4 $18 exd5 ( 14... Nd7 $18)15. exd5 Ne8 $2 ( 15... Re8 $18)16. Re1 Qd6 (
16... Qd7 { does not save the day}  17. Re3 g6 18. Ne5 $18 )17. Ne5 ( 17. Ng5
$142 { makes it even easier for White}  17... g6 18. Qf3 $18 )17... Rac8 (
17... Qf8 $18 { is the last straw} )18. Bxh7+ $1 { Double attack: f7/h7}  18...
Kxh7 19. Qh5+ Qh6 20. Qf5+ g6 ( 20... Kg8 { is one last hope}  21. Qxf7+ Kh7
22. Qf5+ Kg8 $18 )21. Qxf7+ Qg7 22. Qf3 Kg8 23. Nc6 ( 23. Ng4 Qxc3 24. Qxc3 Rc7
25. Rxe8+ Rxe8 26. Nf6+ Kf7 27. Nxe8 Kxe8 28. Re1+ Re7 29. d6 Re4 30. Rxe4+
Bxe4 31. Qg7 Kd8 32. Qe7+ Kc8 33. d7+ Kb7 34. d8=Q+ Nc7 35. Qdxc7+ Ka6 36.
Qxa7# )23... Bxc6 24. Bxg7 ( 24. dxc6 $6 { is a useless try}  24... Qf7 25. Qh3
Ng7 $11 )24... Bxd5 ( 24... Nxg7 { the last chance for counterplay}  25. dxc6
Nb8 $18 )25. Qf8+ ( 25. Qf8+ Kh7 26. Qh8# ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.23"]
[White "McColl, Kevin"]
[Black "Anderson-Smith, William"]
[Result "1-0"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1629"]
[ECO "C08"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "65"]
[WhiteElo "1900"]

{ C08: French Tarrasch: 3...c5 4 exd5 exd5 sidelines } 1. e4 e6 2. d4 d5 3. Nd2
c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Qe2+ Be7 8. dxc5 O-O 9. Nb3 Re8 10.
Be3 Bxc5 11. Nxc5 ( 11. O-O-O Bxe3+ 12. fxe3 Qb6 13. Nbd4 Nc6 14. h3 Ne4 15.
Rhe1 Rac8 16. a3 a6 17. Bd3 Na5 18. Bxe4 dxe4 19. Nd2 Ba4 20. Kb1 Rc3 21. b3
Bd7 22. Ka2 Rec8 23. Nxe4 R3c7 24. Rd2 Be6 25. Rb1 Bd5 { Ducloux,J  ( 1230 )
-Naimsky,L  ( 1730 ) /St Quentin 2002/CBM 088 ext/0-1  ( 53 )}  )11... Qa5+ 12.
Qd2 Qxb5 13. O-O-O Qc6 $146 ( 13... Bg4 14. h3 ( 14. Bd4 Ne4 15. Qf4 Nc6 16.
Qxg4 Nxd4 17. Nxd4 Qxc5 18. Rhf1 Rac8 19. f3 Nd6 20. Rfe1 Rxe1 21. Rxe1 Nb5 22.
Qxc8+ Qxc8 23. Nxb5 g6 24. Nc3 Qf5 25. Kb1 Kg7 26. Rd1 Qf4 27. Nxd5 Qxh2 28.
Ne3 h5 { Bednarski,J  ( 2325 ) -Seegers,H/Germany 1984/GER-chT/0-1  ( 50 )} 
)14... Bh5 15. g4 Bg6 16. Nh4 Na6 17. Nxg6 hxg6 18. Nxa6 Qxa6 19. Kb1 Rad8 20.
f3 Qc6 21. Bd4 Re6 22. h4 Nh7 23. g5 Rde8 24. Bc3 Nf8 25. Qd4 f6 26. gxf6 Rxf6
27. Qg4 d4 28. Qxd4 { Tseshkovsky,V  ( 2570 ) -Vaganian,R  ( 2570 ) /Lvov
1978/MCL/1/2-1/2  ( 55 )}  )( 13... b6 14. Nxd7 Nbxd7 15. Kb1 Ne4 16. Qd3 Qxd3
17. Rxd3 Ndf6 18. h3 Nc5 19. Rdd1 Ne6 20. c3 b5 21. Nd4 a6 22. Nc2 a5 23. Rd3
Rab8 24. Rhd1 h6 25. f4 Rbc8 26. g4 d4 27. cxd4 Nd5 28. Rf1 { Karpov,A  ( 2725
) -Kortschnoj,V  ( 2665 ) /Baguio City 1978/MainBase/1/2-1/2  ( 64 )}  )14.
Nxd7 Nbxd7 15. Nd4 { White threatens to win material: Nd4xc6. The knight is not
easily driven from d4}  15... Qa6 { Black threatens to win material: Qa6xa2} 
16. Kb1 Rac8 ( 16... Ne5 17. Rhe1 $11 )17. f3 $14 { Prevents intrusion on
e4+g4}  17... Nb6 ( 17... Ne5 18. Bf2 $14 )18. b3 { Consolidates a4+c4}  18...
Nbd7 19. g4 ( 19. Nf5 Rc6 $16 )19... Nc5 20. Ne2 $4 { throwing away the
advantage}  ( 20. Qc1 Ne6 $11 )20... Nfd7 $4 { a transit from better to worse} 
( 20... d4 $142 { and Black is on the road to success}  21. Nxd4 Nd5 $19 )21.
Nc3 $14 { White threatens to win material: Nc3xd5}  21... Nb6 ( 21... Qf6 22.
Nxd5 Qxf3 23. Rhf1 $16 )22. Rhe1 $16 Ne6 23. Nxd5 ( 23. Bxb6 $5 axb6 24. Nxd5
$18 )23... Nxd5 $14 24. Qxd5 Rc6 ( 24... b5 25. f4 b4 26. Qd3 $16 )25. Bc1 (
25. c4 Rcc8 $18 )25... Rec8 ( 25... Rxc2 26. Kxc2 Qxa2+ 27. Kc3 Qa1+ 28. Kb4 b6
$18 )26. c4 $18 Qb6 27. Bb2 h6 28. h4 Rc5 ( 28... Rd8 29. Qe4 $18 )29. Qd7 Nf4
$4 { but even a better move would not have saved the game}  ( 29... R5c7 $142
30. Qd6 Qxd6 31. Rxd6 a6 $18 )30. Re8+ Rxe8 31. Qxe8+ Kh7 32. Qe4+ ( 32. Rd8
$142 { it becomes clear that White will call all the shots}  32... Ne6 33. Qg8+
Kg6 34. Rd7 $18 )32... Ng6 ( 32... Qg6 { praying for a miracle}  33. Rd7 Qxe4+
34. fxe4 Kg8 35. Rxb7 h5 $18 )33. h5 ( 33. h5 Rc7 34. Qd3 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "2.24"]
[White "Hvistendahl, Robert"]
[Black "Ajith, Chol Solomon"]
[Result "0-1"]
[Annotator "Anderson-Smith,William"]
[BlackElo "1430"]
[ECO "C64"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "29"]
[WhiteElo "1855"]

{ C64: Ruy Lopez: Classical Defence  ( 3...Bc5 )  except 4 0-0 Nf6 } 1. e4 e5 2.
Nf3 Nc6 3. Bb5 Bc5 4. O-O f6 $146 { Secures g5}  ( 4... Bb6 5. Bxc6 dxc6 6.
Nxe5 Be6 7. d3 Qf6 8. Nc4 Bxc4 9. dxc4 Ne7 10. Nd2 a5 11. a4 Qe6 12. Qe2 f5 13.
Nb3 O-O-O 14. c5 Ba7 15. Bg5 h6 16. Bxe7 Qxe7 17. Qe1 fxe4 18. Qxa5 Kb8 19.
Rae1 { Baumegger,S  ( 2357 ) -Fahrner,K  ( 2365 ) /Mureck 2001/CBM 083 ext/0-1 
( 39 )}  )( 4... a6 5. Bxc6 dxc6 6. Nc3 Qf6 7. Re1 Ne7 8. d3 Bg4 9. Kf1 O-O 10.
Be3 Bxe3 11. fxe3 Ng6 12. d4 exd4 13. exd4 Nh4 14. Re3 Rad8 15. Qe2 Rxd4 16.
Ke1 Bxf3 17. gxf3 Rfd8 18. Rd1 Rxd1+ 19. Nxd1 { Legaspi Kaye Ann-Sim Yan
Xing/Vung Tau 2004/CBM 102 ext/0-1  ( 51 )}  )( 4... f5 5. exf5 Nge7 6. Nxe5
O-O 7. Bxc6 Nxc6 8. Nc3 Rxf5 9. Nxc6 dxc6 10. Ne4 Qh4 11. d3 Rh5 12. Bf4 Bg4
13. Qd2 Bd4 14. Bxc7 Re8 15. Bg3 Qd8 16. Rae1 Be5 17. b3 Re6 18. Bxe5 Rhxe5 19.
f3 { Roiz Baztan,D-Cenal Gutierrez,R/Candas 1992/TD/1-0  ( 31 )}  )( 4... Qf6
$5 $14 $142 { has some apparent merit} )5. c3 $16 Nge7 6. d4 exd4 7. cxd4 ( 7.
Nxd4 $6 O-O $14 )7... Bb6 8. Nc3 O-O 9. e5 ( 9. d5 $5 $142 Ne5 10. Nxe5 fxe5
11. d6 $16 )9... fxe5 $14 10. dxe5 d5 11. Bg5 { White has an active position} 
( 11. exd6 $5 { must definitely be considered}  11... Qxd6 12. Qxd6 cxd6 13.
Be3 $14 )11... Bg4 $15 12. Rc1 ( 12. Be2 Qd7 $15 )12... Bxf3 $17 13. gxf3 Nxe5
14. f4 N5g6 $4 { there were better ways to keep up the pressure}  ( 14... Nf7
$142 15. Bxe7 Qxe7 16. Nxd5 Qh4 $17 )15. Nxd5 $14 { Following moves unknown.
Decoy: d5.}   0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.1"]
[White "Rogers, Ian"]
[Black "Chow, Samuel"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2297"]
[ECO "C11"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "81"]
[WhiteElo "2624"]

{ C13: French: Classical System: 4 Bg5 Be7, Alekhine-Chatard Attack } 1. e4 e6
2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. Nf3 b6 8. Bc4 Bb7
9. Qe2 c6 10. O-O O-O $146 ( 10... Qc7 11. Rfe1 ( 11. a4 a5 12. c3 Nd7 13. Rfb1
h5 14. h4 Qf4 15. g3 Qg4 16. Re1 Rg8 17. Kh2 Rg7 18. Ng1 f5 19. Qxg4 Rxg4 20.
Nd2 Bd6 21. Ngf3 O-O-O 22. Be2 Rg7 23. Nc4 Bc7 24. Nfe5 Nf6 25. Bf3 Ng4+ {
Stelting,T  ( 2265 ) -Putzbach,G  ( 2310 ) /Germany 1990/GER-chT2/0-1  ( 64 )} 
)11... Nd7 12. Ng3 O-O-O 13. Ba6 ( 13. a4 a5 14. Ba6 h5 15. c3 h4 16. Nf1 Nf8
17. b4 axb4 18. cxb4 Ng6 19. Rec1 Nf4 20. Bxb7+ Kxb7 21. Qc4 Rhg8 22. Ne3 Nxg2
23. Nxg2 h3 24. b5 Rxg2+ 25. Kf1 c5 26. a5 Qf4 27. Qe2 Rgg8 { Kindermann,S  (
2560 ) -Meister,P  ( 2420 ) /Germany 1990/GER-chT/0-1  ( 45 )}  )13... Kb8 14.
Bxb7 Qxb7 15. a4 Nf8 16. a5 Ng6 17. axb6 axb6 18. Ra4 Kc7 19. Rd1 Ra8 20. Rxa8
Rxa8 21. c4 Ra5 22. Nf1 Qa6 23. g3 Ra1 24. Ne3 Rxd1+ 25. Qxd1 {
Rossolimo,N-Kramer,H/Amsterdam 1950/MCL/1/2-1/2  ( 40 )}  )( 10... Nd7 11. Ba6
( 11. Nh4 O-O 12. Ng3 Kh8 13. Nhf5 c5 14. Nxe7 Qxe7 15. Nf5 Qd8 16. Nd6 Qc7 17.
Nxb7 Qxb7 18. Rad1 cxd4 19. Rxd4 Ne5 20. Bd3 Qc7 21. Re1 Ng6 22. Qd2 f5 23. Rc4
Qd8 24. Qc3+ Kg8 25. g3 Ne7 { Iordachescu,V  ( 2592 ) -Andersson,U  ( 2562 )
/Kusadasi 2006/CBM 111 ext/1/2-1/2  ( 40 )}  )11... Bxa6 12. Qxa6 Qc7 13. c4
O-O 14. Qa4 Rfd8 15. Rad1 Nf8 16. Qb3 Rd7 17. d5 cxd5 18. cxd5 Qb7 19. Nc3 Rad8
20. Rfe1 exd5 21. Ne2 d4 22. Rxd4 Bc5 23. Rxd7 Rxd7 24. Nf4 Qc6 25. Qc3 {
Shirov,A  ( 2736 ) -Timman,J  ( 2578 ) /Wijk aan Zee 2004/CBM 099/1-0  ( 100 )}
 )11. Rad1 Kh8 12. Rfe1 Nd7 { Black has a cramped position}  13. Bb3 b5 ( 13...
Rg8 14. c4 Qf8 15. d5 exd5 16. cxd5 $11 )14. c3 { Secures b4}  14... Rg8 15.
Ng3 Bf8 16. Kh1 Qc7 17. Nh5 c5 18. Ng3 ( 18. Bc2 $5 $11 { should be
investigated more closely} )18... c4 $17 19. Bc2 Qf4 ( 19... Nb6 $5 $15)20. Be4
$11 Bxe4 21. Qxe4 ( { Not } 21. Nxe4 Nb6 $15 )21... Qxe4 22. Nxe4 Kg7 ( 22...
Rg6 23. d5 Nb6 24. dxe6 fxe6 25. g3 $11 )23. d5 $14 Nb6 ( 23... Nc5 $5 $142 {
must be considered}  24. Nxc5 Bxc5 25. dxe6 fxe6 26. Rd7+ Kh8 27. Rxe6 Rad8 28.
Rxd8 Rxd8 $16 )24. dxe6 $18 fxe6 25. Nd4 e5 26. Nxb5 Be7 27. b3 Rgc8 28. g4
cxb3 29. axb3 a5 30. Nbd6 Rc7 31. c4 ( 31. Nf5+ Kf7 $18 )31... Nd7 ( 31... Kf8
32. Re2 $18 )32. Rd5 { White prepares c5}  32... Kf8 ( 32... Bxd6 33. Nxd6 Nc5
34. g5 Nxb3 35. gxf6+ Kxf6 36. Rdxe5 $18 )33. Red1 ( 33. Ra1 Bxd6 34. Nxd6 a4
$18 )33... Nb6 ( 33... Bxd6 34. Rxd6 Nc5 35. Nxc5 Rxc5 36. Rxf6+ Kg8 37. Rf5
$18 )34. Rb5 Rc6 ( 34... Nc8 35. c5 $18 )35. Nf5 a4 36. c5 Nc8 37. b4 ( 37.
bxa4 $5 { might be the shorter path}  37... Rxa4 38. f3 Ra7 $18 )37... Rc7 38.
Ra1 a3 ( 38... Rca7 39. Ra3 $18 ( 39. Nxe7 $143 Kxe7 40. Ra3 Kd7 $18 ))39. Kg2
( 39. Nxe7 $142 { seems even better}  39... Nxe7 40. Ra5 Rxa5 41. bxa5 $18
)39... a2 $4 { a blunder in a bad position}  ( 39... Rca7 $18 $142)40. Nc3 Na7
( 40... Ke8 { no good, but what else?}  41. Rxa2 Rxa2 42. Nxa2 Kd7 $18 )41.
Rxa2 ( 41. Rxa2 Rd8 42. Rb6 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.2"]
[White "Sandler, Leonid"]
[Black "Antic, Dejan"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2471"]
[ECO "A34"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "56"]
[WhiteElo "2345"]

{ A34: Symmetrical English: 2 Nc3, lines with ...d5 } 1. Nf3 c5 2. c4 Nf6 3. Nc3
d5 4. cxd5 Nxd5 5. g3 Nc6 6. Bg2 Nc7 7. O-O e5 8. d3 Be7 9. Be3 O-O 10. Nd2 Bd7
11. Nc4 f6 12. f4 $146 ( 12. a4 Kh8 13. a5 ( 13. Nb5 Ne6 14. Nbd6 Ned4 15. Bxd4
cxd4 16. Nxb7 Qc7 17. Rc1 Qxb7 18. Na5 Qxb2 19. Nxc6 Ba3 20. Rb1 Qc3 21. Rb3
Qc5 22. Qa1 Bxc6 23. Bxc6 Qxc6 24. Qxa3 Rac8 25. Rfb1 Rf7 26. Rb8 h6 27. Rxc8+
Qxc8 { Weiss,C  ( 2325 ) -Zelcic,R  ( 2530 ) /Montecatini Terme 1997/CBM 061
ext/1/2-1/2  ( 42 )}  )13... Rb8 14. f4 exf4 15. Bxf4 Nb4 16. e4 Ra8 17. Bxc7
Qxc7 18. Nd5 Nxd5 19. exd5 Rad8 20. Re1 Rfe8 21. Rxe7 { 1-0 Seret,J  ( 2455 )
-Bousmaha,A  ( 2205 ) /Luzern 1985/MCD}  )( 12. Ne4 b6 13. f4 Nd5 14. Bd2 b5
15. Ncd6 Qb6 16. Qb3 c4+ { 0-1 Alard,P  ( 1994 ) -Deiller,P  ( 2123 ) /Condom
2004/CBM 101 ext}  )12... b5 { Black threatens to win material: b5xc4}  13. Nd2
Rb8 14. Nde4 ( 14. a4 b4 15. Nb5 a6 16. Nxc7 Qxc7 $11 )14... exf4 ( 14... Nd4
15. fxe5 fxe5 16. Rxf8+ Qxf8 17. Nd2 $15 )15. gxf4 ( 15. Bxf4 f5 16. Nf2 g5 17.
Bxc7 Qxc7 $11 )15... Nd4 $11 16. b4 ( 16. Ng3 $5 $11 { is an interesting idea}
)16... Bg4 $17 17. h3 Bh5 18. a3 ( 18. Nxc5 $5 Bxc5 19. bxc5 $17 )18... cxb4
$19 19. axb4 Bxb4 20. Rxa7 Bxc3 21. Nxc3 b4 22. Rxc7 ( 22. Qa4 Nf5 23. Rxc7
Qxc7 $19 ( 23... Nxe3 24. Qa7 Kh8 25. Rd7 Qxd7 26. Qxd7 Nxf1 27. Nb1 $19 )(
23... bxc3 $6 24. Qa7 $15 ))22... bxc3 23. Bxd4 ( 23. Rc5 Nxe2+ 24. Kh2 Qe8 $19
)23... Qxc7 ( 23... Qxd4+ $6 24. Kh1 $17 )24. Bd5+ ( 24. Qc2 Rfc8 $19 )24...
Bf7 25. Be4 ( 25. Bxf7+ Kxf7 26. Qe1 $19 )25... c2 26. Qd2 ( 26. Qa1 {
desperation}  26... Qd7 27. Kg2 $19 )26... Rb1 27. Bc3 Rxf1+ ( 27... f5 $142 {
and Black wins}  28. Qxc2 Rxf1+ 29. Kxf1 fxe4 30. Qd2 $19 )28. Kxf1 Rb8 ( 28...
Rb8 29. Qxc2 Rb3 $19 ( 29... Qxf4+ $143 30. Bf3 $19 )) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.3"]
[White "Toth, Andras"]
[Black "Stojic, Dusan"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2169"]
[ECO "B87"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "43"]
[WhiteElo "2421"]

{ B87: Sicilian Scheveningen/Najdorf: 6 Bc4, with early ...b5 } 1. e4 c5 2. Nf3
d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 b5 8. Bg5 Be7 9. Qf3 Qb6
10. O-O-O Nbd7 11. Rhe1 Nc5 12. Nf5 exf5 ( 12... Nxb3+ 13. axb3 exf5 14. Bxf6
gxf6 15. Nd5 Qd8 16. Nxe7 Kxe7 17. exf5+ Be6 18. Re2 Qd7 19. Rde1 Rae8 20. fxe6
fxe6 21. Rxe6+ Qxe6 22. Qb7+ Kf8 23. Rxe6 Rxe6 24. Qc8+ Re8 25. Qxa6 Kg7 26.
Qxb5 Re1+ 27. Kd2 { Philippe,C  ( 2399 ) -Sardo,G  ( 2186 ) /Lodi 2006/CBM 112
ext/1-0  ( 38 )}  )13. Bxf6 gxf6 14. Nd5 Qd8 15. Nxe7 $146 ( 15. exf5 Ra7 16.
Qg4 Kf8 17. Re3 h5 18. Qf4 a5 19. a3 Nxb3+ 20. cxb3 Rc7+ 21. Kb1 Kg7 22. Rg3+
Kf8 23. Re3 Kg7 24. Rde1 Bf8 25. Rg3+ Kh7 26. Re8 { 1-0 Tukhaev,A  ( 2438 )
-Wojtaszek,R  ( 2591 ) /Belfort 2005/CBM 107 ext}  )15... Qxe7 ( 15... fxe4 16.
Nc6 Be6 $18 )16. exf5 Bb7 17. Bd5 Bxd5 ( 17... Ne6 { cannot change destiny} 
18. Bxb7 Ra7 19. Bd5 $18 )18. Qxd5 Rd8 19. Qc6+ Kf8 20. Rxe7 Kxe7 21. b4 Na4
22. Qc7+ ( 22. Qc7+ Rd7 23. Re1+ Kf8 24. Qxd7 Nc3 25. Qxd6+ Kg7 26. Qg3+ Kh6
27. Qxc3 Rc8 28. Qxf6+ Kh5 29. Re4 Rxc2+ 30. Kxc2 h6 31. g4# ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.4"]
[White "Obst, James"]
[Black "Tao, Trevor"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2354"]
[ECO "C02"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "51"]
[WhiteElo "2234"]

{ C02: French: Advance Variation } 1. d4 e6 2. e4 d5 3. e5 c5 4. c3 Nc6 5. Nf3
Nge7 6. a3 Nf5 7. b4 cxd4 8. cxd4 Qb6 9. Bb2 Be7 10. Bd3 Bd7 11. Nbd2 a5 12. b5
Ncxd4 13. Nxd4 Nxd4 14. Qg4 $146 ( 14. a4 O-O 15. Nc4 dxc4 16. Bxd4 Bc5 17.
Bxc5 Qxc5 18. Be2 Qxe5 19. O-O Rfd8 20. Qc2 Rac8 21. Ra3 c3 22. Bf3 b6 23. Rc1
Rc5 24. Rxc3 Rdc8 25. Rxc5 Rxc5 26. Qd2 Rxc1+ 27. Qxc1 g6 28. g3 Qd4 {
Schlosser,M  ( 2430 ) -Ulibin,M  ( 2495 ) /Sochi 1989/CBM 016/1/2-1/2  ( 61 )} 
)14... Nf5 15. Bxf5 exf5 16. Qxg7 { Black has the pair of bishops}  16... O-O-O
17. Qxf7 Bc5 { Black threatens to win material: Bc5xf2}  18. Rc1 Kb8 { Black
king safety improved}  19. O-O Bxb5 20. Rxc5 Qxc5 { Black wins the exchange} 
21. Rc1 Qb6 22. e6 { Is this a dangerous pawn?}  ( 22. Qxf5 $4 { That pawn is
poisoned}  22... Rhf8 23. Bd4 Qxd4 $19 ( 23... Rxf5 $6 { is a useless try}  24.
Bxb6 Rc8 25. Ba7+ Kxa7 26. Rxc8 $15 ))22... d4 ( 22... Rhf8 23. Qxh7 Qxe6 24.
Qc7+ Ka8 25. Qxa5+ Qa6 26. Qb4 $15 )23. a4 { White threatens to win material:
a4xb5}  ( 23. Qxf5 Rhe8 24. Nf3 $11 )23... Bxa4 24. Ba3 ( 24. Nc4 Qb5 25. Qf6
$11 )24... Bc6 ( 24... Rc8 $142 25. Rb1 Qc6 26. Qxf5 Rhe8 $11 )25. Bc5 $4 {
ruins a clearly superior position}  ( 25. e7 $142 { was a good chance to save
the game}  25... Rde8 26. Qxf5 $18 )25... Qb2 $19 26. h3  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.5"]
[White "Scott, Ronald"]
[Black "Chapman, Mark"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "2444"]
[ECO "C55"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "112"]
[WhiteElo "2172"]

{ C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack } 1. e4 e5 2. Nf3
Nc6 3. Bc4 Nf6 4. d3 Be7 5. Nbd2 O-O 6. O-O d6 7. c3 Na5 8. Bb5 ( 8. Re1 c6 9.
Bb3 b5 10. Bc2 { 1/2-1/2 Savic,M  ( 2163 ) -Drljevic,L  ( 2164 ) /Pancevo
2005/CBM 105 ext}  )8... c5 ( 8... c6 9. Ba4 b5 10. Bc2 c5 11. Re1 Nc6 12. Nf1
Re8 13. h3 Bf8 14. d4 cxd4 15. cxd4 h6 16. Ng3 Bd7 17. Be3 a5 18. d5 Nb4 19.
Bb1 Rc8 20. Qd2 Na6 21. Bc2 Nc5 22. Rac1 Qb6 23. Nh4 { Mariotti,S  ( 2500 )
-Tatai,S  ( 2480 ) /Rome 1980/MCD/1-0  ( 44 )}  )9. Re1 $146 ( 9. h3 Nd7 10.
Re1 Qc7 11. Ba4 Rb8 12. Bc2 b5 13. Nf1 Nb6 14. Ne3 Be6 15. a3 Nc6 16. Ng4 f5
17. exf5 Bxf5 18. d4 cxd4 19. cxd4 exd4 20. Bg5 Bxg4 21. hxg4 Ne5 22. Bxe7 Qxe7
23. Nxd4 Qh4 { Taulbut,S  ( 2375 ) -Alton  ( 2200 ) /Mexico 1980/MCD/1-0  ( 39
)}  )9... Qc7 10. Nf1 Be6 11. d4 ( 11. Ne3 h6 $14 )11... cxd4 12. cxd4 Bg4 (
12... Qb6 $5 13. Ba4 exd4 14. Nxd4 d5 15. Nxe6 fxe6 $11 )13. d5 { White has an
active position}  13... a6 { Black threatens to win material: a6xb5}  14. Bd3
b5 15. Ne3 Bxf3 $2 ( 15... Bd7 $5 $14 $142 { would keep Black alive} )16. Qxf3
$18 ( 16. gxf3 $6 Nh5 $16 )16... g6 17. Bd2 Rfc8 18. b4 Nb7 19. a4 Qb6 20. Qe2
Rab8 ( 20... Bf8 21. Nf1 $18 )21. Nc2 Nh5 22. axb5 axb5 23. g3 Qd8 24. Ne3 Nf6
25. f3 Qb6 ( 25... h5 26. Ng2 $18 )26. Kg2 Nd8 27. Ra5 Ra8 28. Rea1 Rxa5 29.
Rxa5 Qd4 ( 29... h5 30. Bxb5 h4 31. Nc4 $18 )30. Rxb5 Nd7 31. Nd1 Qa7 32. Ra5
Qb8 33. Ra6 f6 34. Ne3 Qb7 35. Nc2 ( 35. f4 { keeps an even firmer grip}  35...
Bf8 $18 )35... Nb8 ( 35... Ra8 36. Rxa8 Qxa8 37. f4 $18 )36. Ra5 Rc7 37. Na3
Qc8 38. Nb5 Rb7 39. Ra8 Kg7 40. Qe3 Nf7 41. Na7 Qc7 42. b5 f5 ( 42... Nd7 {
does not improve anything}  43. Rc8 Qb6 44. Nc6 Qxe3 45. Bxe3 $18 )43. Nc6 (
43. exf5 $5 { and White can already relax}  43... gxf5 44. Nc6 Bg5 $18 )43...
fxe4 44. fxe4 ( 44. Qxe4 $142 { it becomes clear that White will call all the
shots}  44... Bd8 45. h4 Nxc6 46. dxc6 $18 ( 46. bxc6 $6 Ra7 47. Rxa7 Qxa7 $18
))44... Bg5 45. Qf2 Bxd2 46. Qxd2 Nd7 47. Qa5 Nb6 $2 ( 47... Nc5 48. Qxc7 Rxc7
49. Bc2 $18 )48. Ra7 ( 48. Re8 $142 { makes it even easier for White}  48...
Qd7 49. Qa6 Qxe8 50. Qxb7 Nd7 $18 )48... Nd8 ( 48... Rxa7 49. Qxa7 Qxa7 50.
Nxa7 $18 )49. Rxb7 Nxb7 50. Qa7 Nc8 51. Qa8 ( 51. Nd8 Nxa7 52. Ne6+ Kf7 53.
Nxc7 Nc8 $18 )51... Nc5 $16 52. Bc2 Nd7 53. Qa6 Ndb6 ( 53... Ncb6 54. Qa7 Qxa7
55. Nxa7 $16 )54. Bd3 ( 54. Bd1 h5 $18 )54... h5 ( 54... Nd7 55. Qa5 Ncb6 56.
Kf3 $18 )55. Qa2 ( 55. Qa5 $5 Kg8 $18 )55... Nd7 56. Qf2 Nf6  1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.6"]
[White "Johansen, Darryl Keith"]
[Black "Srdic, Goran"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2006"]
[ECO "A17"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "67"]
[WhiteElo "2445"]

{ A17: English Opening: 1...Nf6 with ...Bb4 } 1. Nf3 Nf6 2. c4 e6 3. Nc3 Bb4 4.
g3 b6 5. Bg2 Bb7 6. O-O O-O 7. Qb3 Bxc3 ( 7... a5 8. d3 d5 9. cxd5 exd5 10. Bg5
Nbd7 11. a3 Be7 12. d4 Re8 13. Rfd1 c6 14. e3 h6 15. Bxf6 Nxf6 16. Rac1 Bd6 17.
Na4 Nd7 18. Bh3 Rb8 19. Rd2 Ba8 20. Qd1 Nf6 21. Rdc2 Ne4 22. Bg2 { Vakhidov,T 
( 2445 ) -Morawietz,D  ( 2420 ) /Germany 1995/GER/1-0  ( 70 )}  )8. Qxc3 d6 9.
b4 $146 ( 9. b3 Nbd7 ( 9... Qe7 10. Bb2 c5 11. d4 Nbd7 12. Rad1 Be4 13. dxc5
Nxc5 14. Qe3 e5 15. Bh3 a5 16. Nh4 Rfe8 17. f3 Bg6 18. Rd2 Rad8 19. Rfd1 Qc7
20. Nxg6 hxg6 21. Bg2 Nh5 22. Qc3 Nf6 23. e4 Nh5 24. Qe3 {
Smyslov,V-Reshevsky,S/Zuerich 1953/Candidates/1-0  ( 56 )}  )10. Bb2 Qe7 11. d4
a5 12. Rad1 Rae8 13. Rfe1 Qd8 14. d5 e5 15. Nh4 g6 16. f4 Nh5 17. e4 Nxf4 18.
gxf4 Qxh4 19. Rf1 f6 20. Bc1 Bc8 21. Rd3 Nc5 22. Rg3 Bg4 23. a3 a4 {
Pritchett,C  ( 2350 ) -Dietz,J  ( 2350 ) /Germany 1991/GER-chT2/1-0  ( 39 )} 
)9... a5 10. a3 axb4 11. axb4 Rxa1 12. Qxa1 Nbd7 13. d3 { Consolidates e4} 
13... Qe7 ( 13... c5 14. Qc3 $14 )14. Qa7 $16 { White threatens to win
material: Qa7xb7}  14... Rb8 15. Nd4 Bxg2 ( 15... d5 $5 $14 $142 { is an
interesting alternative} )16. Kxg2 $18 Qd8 ( 16... Rc8 $5 17. Nc6 Qf8 18. Qb7
$18 )17. Nc6 Ra8 18. Qb7 ( 18. Nxd8 $6 Rxa7 19. Nc6 Ra2 $14 )18... Qf8 19. Qxc7
Ra2 ( 19... Kh8 20. b5 $18 )20. e4 Ne5 ( 20... h6 21. h3 $18 )21. Ne7+ ( 21.
Nxe5 { keeps an even firmer grip}  21... dxe5 22. b5 Ra8 23. Qxb6 Rc8 $18
)21... Kh8 22. Qxd6 Ned7 ( 22... Ra8 { doesn't improve anything}  23. Qxe5 Qxe7
24. b5 $18 )23. Bg5 ( 23. Bf4 $5 { seems even better}  23... Qd8 $18 )23... Ra7
24. Bxf6 gxf6 25. c5 bxc5 26. bxc5 Ne5 ( 26... Kg7 27. c6 Qb8 28. Qxb8 Nxb8 29.
Rb1 Rxe7 30. Rxb8 $18 )27. d4 ( 27. f4 $5 $142 { makes it even easier for
White}  27... Rxe7 28. fxe5 Re8 $18 )27... Qxe7 ( 27... Rxe7 { does not help
much}  28. dxe5 fxe5 29. Qxe5+ f6 30. Qd6 $18 )28. dxe5 fxe5 ( 28... Kg7 {
cannot undo what has already been done}  29. c6 fxe5 30. Qxe5+ f6 31. Qb8 $18
)29. Qxe5+ f6 30. Qb8+ Kg7 31. c6 Qc7 32. Qxc7+ Rxc7 33. Rc1 Kf7 34. e5 $1 {
the end, the rest is history.}   1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.7"]
[White "Zaric, Srboljub"]
[Black "West, Guy"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "2291"]
[ECO "B02"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "65"]
[WhiteElo "2144"]

{ B02: Alekhine's Defence: Chase Variation and lines with early Nc3 } 1. e4 d5
2. exd5 Nf6 3. Nc3 Nxd5 4. Bc4 Nb6 5. Be2 ( 5. Bb5+ c6 6. Be2 Bf5 7. Nf3 N8d7
8. d4 e6 9. O-O Bd6 10. Bd3 Bg4 11. h3 Bh5 12. Ne4 Bc7 13. Be2 Qe7 14. Nfd2 Bg6
15. Bf3 O-O 16. Nb3 e5 17. dxe5 Qxe5 18. Ng3 Rfe8 19. c3 Rad8 { Strathoff,J  (
1863 ) -Melmer,F  ( 1763 ) /Dortmund 2005/CBM 107 ext/1-0  ( 60 )}  )5... Nc6
6. Nf3 e5 ( 6... Bf5 7. O-O e6 8. d3 Be7 9. Bf4 g5 10. Bg3 h5 11. h3 g4 12.
hxg4 hxg4 13. Nh2 Bd6 14. Bxg4 Bxg3 15. fxg3 Qd4+ 16. Rf2 Bg6 17. Qe2 O-O-O 18.
Re1 Nd7 19. Bh3 Rdg8 20. Qe3 Qb4 21. Nd1 { Petitcunot,P  ( 2351 ) -Mirzoev,A  (
2513 ) /Bethune 2004/CBM 104 ext/0-1  ( 55 )}  )7. O-O { White castles and
improves king safety}  7... Bd6 $146 ( 7... Be7 8. Bb5 Bg4 9. h3 Bxf3 10. Qxf3
Qd6 11. Re1 O-O 12. Bxc6 bxc6 13. Qg3 Nd7 14. Ne4 Qe6 15. d3 f5 16. Nd2 Rf6 17.
Nb3 Bd6 18. f3 Rg6 19. Qf2 e4 20. Re2 Bg3 21. Qe3 Ne5 22. dxe4 { Korstin,M  (
2201 ) -Aranha Filho,A  ( 2236 ) /Yerevan 1999/CBM 072 ext/1-0  ( 56 )}  )8.
Re1 O-O 9. a4 a5 10. d3 { Prevents intrusion on c4}  10... Re8 { White has a
cramped position}  11. Be3 { Black has an active position}  11... Bf5 { Black
has a very active position}  12. Ne4 Nd5 13. Nxd6 Qxd6 { White has the pair of
bishops}  ( { Worse is } 13... Nxe3 14. Nxf7 Nxd1 15. Nxd8 Raxd8 16. Raxd1 $16
)14. Nh4 { White threatens to win material: Nh4xf5}  14... Bd7 15. Bg4 { Black
has a very active position}  15... Rad8 16. Bg5 f6 17. Bd2 Bxg4 18. Qxg4 Nd4 {
Black threatens to win material: Nd4xc2}  19. Rac1 b6 { Controls a5}  ( 19...
Qe6 20. Qh5 $15 )20. Nf5 ( 20. Nf3 $5 { is worth consideration}  20... Qe6 21.
Qh5 $11 )20... Qd7 $17 21. Nh6+ Kf8 22. Qxd7 Rxd7 23. Ng4 Kf7 24. Kf1 Red8 25.
Ne3 Nf4 26. Nc4 Nfe6 27. Bc3 Nc5 28. Bxd4 Rxd4 29. b3 { Covers a4}  29... e4 (
29... h5 30. Nd2 $15 )30. dxe4 $11 Nxe4 31. Re3 Nc5 32. Rce1 R8d7 33. Nb2 
1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.8"]
[White "Wright, Neil S"]
[Black "Lin, Zhigen Wilson"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2097"]
[ECO "D11"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "91"]
[WhiteElo "2141"]

{ D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4 } 1. d4 d5 2. Nf3 Nf6
3. c4 c6 4. g3 Bf5 5. Bg2 e6 6. O-O h6 7. Nc3 Nbd7 8. Re1 ( 8. Ne5 Be7 9. cxd5
exd5 10. f3 Bh7 11. Bf4 Nh5 12. Be3 O-O 13. Qb3 Qc7 14. Rac1 Nhf6 15. Nxd5 Nxd5
16. Qxd5 Nxe5 17. dxe5 Rfd8 18. Qb3 Qxe5 19. f4 Qe6 20. Qxe6 { 1/2-1/2
Morozevich,A  ( 2721 ) -Gelfand,B  ( 2723 ) /Monte Carlo 2006/CBM 111 ext} 
)8... Bd6 $146 ( 8... Be7 9. Qb3 ( 9. Ne5 O-O 10. f3 ( 10. cxd5 exd5 11. Qb3
Qb6 12. Qxb6 axb6 13. e4 dxe4 14. Nxd7 Bxd7 15. Nxe4 Nxe4 16. Bxe4 Bf6 17. Be3
Be6 18. a3 Rfd8 19. Red1 Rd7 20. Bc2 b5 21. Rd2 Rad8 22. Rad1 Bg4 23. Re1 Kf8
24. Kg2 Bxd4 { Navarro Ortiz de Orruno,B  ( 2250 ) -Perez Candelario,M  ( 2511
) /Madrid 2006/CBM 112 ext/1/2-1/2  ( 67 )}  ) 10... Nxe5 11. dxe5 Nd7 12. cxd5
cxd5 13. f4 Qb6+ 14. Kh1 Rfd8 15. e4 dxe4 16. Qe2 Bb4 17. Be3 Qa5 18. Rec1 Nc5
19. Bxc5 Bxc5 20. Nxe4 Be7 21. a3 Rd4 22. Rd1 Rad8 23. Rxd4 Rxd4 {
Movchan,A-Shemeakin,A  ( 2360 ) /Mariupol 2003/CBM 095 ext/1/2-1/2  ( 55 )} 
)9... Qb6 10. c5 Qc7 11. Bf4 Qc8 12. h4 O-O 13. Qd1 Re8 14. b4 Nh5 15. Bd2 Bf8
16. e4 dxe4 17. Nh2 Nhf6 18. g4 Bh7 19. g5 hxg5 20. hxg5 Nd5 21. Nxe4 e5 22.
Qg4 Qc7 23. Ng3 { Grapsa,G  ( 2098 ) -Makka,E  ( 2032 ) /Athens 2006/CBM 113
ext/1/2-1/2  ( 40 )}  )9. Nh4 ( 9. Nd2 O-O $14 )9... Bh7 $11 10. e4 dxe4 11.
Nxe4 Nxe4 12. Bxe4 Bxe4 13. Rxe4 Nf6 { Black threatens to win material: Nf6xe4}
 14. Re1 O-O 15. Nf3 Re8 16. Bd2 Bf8 17. Bc3 Qd6 18. a4 Nd7 19. Qe2 a5 20. Rad1
Qc7 21. Qd2 Red8 22. Re2 Qb6 23. Qe1 ( 23. Re3 Bb4 $11 )23... Qc7 ( 23... Qb3
24. Nd2 Qxa4 25. b3 $15 )24. Red2 ( 24. Re4 b5 $11 )24... b6 ( 24... b5 25.
cxb5 cxb5 26. d5 exd5 27. axb5 $11 )25. Qe4 ( 25. Rd3 b5 26. b3 Rdb8 $11 )25...
Rac8 ( 25... b5 26. cxb5 cxb5 27. d5 exd5 28. Rxd5 $15 )26. Rd3 ( 26. Qh4 Bb4
$11 )26... Rb8 ( 26... b5 27. axb5 cxb5 28. cxb5 $11 )27. Qe1 Rbc8 28. c5 {
White has a new backward pawn: d4}  ( 28. Ne5 Nf6 $14 )28... Ra8 29. cxb6 Qxb6
( { Less advisable is } 29... Nxb6 30. Bxa5 Rd5 31. Bxb6 Qxb6 32. b3 $14 )30.
Nd2 Bb4 31. Nc4 { White threatens to win material: Nc4xb6}  31... Bxc3 ( 31...
Qa6 32. b3 Rab8 33. Bxb4 Rxb4 34. Qc3 $11 )32. Nxb6 ( { Inferior is } 32. bxc3
Qb3 33. Nd6 Qxa4 $17 )( 32. Qxc3 $6 Qa6 $11 )32... Bxe1 33. Nxa8 { White wins
the exchange}  33... Bb4 34. Nc7 Bd6 $2 ( 34... Nb8 $142 { is the best option
Black has}  35. Re3 Rc8 36. Nxe6 fxe6 37. Rxe6 Kf7 $11 )35. Na6 $18 Ra8 36. Nc5
$1 { the knockout punch}  36... Nxc5 $2 ( 36... Bxc5 37. dxc5 { Combination} 
)( 36... Nxc5 37. dxc5 { Combination}  )37. dxc5 Bxc5 ( 37... Be7 { a fruitless
try to alter the course of the game}  38. Rd7 Kf8 39. Rc1 $18 )38. Rd8+ Rxd8
39. Rxd8+ Kh7 40. Rc8 Bd4 41. b3 ( 41. Rxc6 $142 { secures the win}  41... Bxb2
42. Rc5 $18 )41... c5 $16 42. Kf1 Kg6 ( 42... h5 43. Rb8 Bc3 44. Ke2 $18 )43.
Ke2 f5 ( 43... e5 44. Rb8 Bc3 45. Kd3 $18 )44. f3 ( 44. Rb8 Bc3 $18 )44... e5 (
44... h5 45. Rb8 $18 )45. Rc6+ Kg5 ( 45... Kf7 46. g4 fxg4 47. fxg4 $18 )46.
Kd3  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.9"]
[White "Zvedeniouk, Ilya"]
[Black "McColl, Kevin"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1900"]
[ECO "B09"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "69"]
[WhiteElo "2123"]

{ A43: Schmid Benoni } 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. d5
Qa5 ( 6... Na6 7. e5 dxe5 8. fxe5 Ng4 9. Bf4 g5 10. Bb5+ Kf8 11. Nxg5 Bxe5 12.
Bxe5 Nxe5 13. Qh5 f6 14. O-O Nc7 15. Rae1 Ng6 16. d6 Qxd6 17. Qh6+ Kg8 18. Bc4+
e6 19. Nb5 { 1-0 Genov,P  ( 2435 ) -Hogenacker,J  ( 2270 ) /Berlin 1993/TD} 
)7. Bd2 Qb4 8. Bd3 $146 { White has an active position}  ( 8. a3 Qb6 9. Bc4 O-O
10. O-O Bd7 11. Qe2 a6 12. Kh1 Bg4 13. Rab1 Qc7 14. a4 Nbd7 15. Qf2 Bxf3 16.
Qxf3 h5 17. b3 Ng4 18. h3 Ngf6 19. Be2 Rae8 20. Rbd1 e6 21. dxe6 Rxe6 22. f5
Ne5 { Bao Khoa  ( 2087 ) -Nguyen Xuan Quang/Cao Lanh Dong Thap 2006/CBM 111
ext/1-0  ( 59 )}  )( 8. Bb5+ $5 Bd7 9. a3 $16 )8... c4 $14 { Black threatens to
win material: c4xd3}  ( 8... Qxb2 $4 { the pawn of course cannot be captured} 
9. Rb1 Qa3 10. Nb5 $18 )9. Be2 Qc5 { Traps the king in the center}  10. h3 {
Controls g4}  ( 10. Qc1 Ng4 11. Rf1 f5 $14 )10... b5 11. a3 e6 ( 11... Nbd7 12.
Qc1 $14 )12. dxe6 ( 12. e5 dxe5 13. fxe5 Nxd5 14. Ne4 $14 )12... fxe6 $2 (
12... Bxe6 13. Qc1 Nh5 14. Be3 Bxc3+ 15. bxc3 $16 )13. Qc1 $4 { throwing away
the advantage}  ( 13. e5 dxe5 14. fxe5 Nbd7 15. exf6 Nxf6 $18 )13... a6 $2 (
13... Nh5 14. Be3 Bxc3+ 15. bxc3 $14 )14. Be3 $4 { White threatens to win
material: Be3xc5. not a good decision, because now the opponent is right back
in thegame}  ( 14. e5 $142 { White had this great chance}  14... dxe5 15. fxe5
$18 )14... Qc6 15. Nd4 Qb7 16. Bf3 e5 { Black threatens to win material: e5xd4}
 17. Nde2 O-O 18. O-O Nc6 19. Qd2 Kh8 ( 19... exf4 20. Nxf4 Ne5 21. Qxd6 Nxf3+
22. gxf3 $14 ( 22. Rxf3 $143 Nxe4 23. Qd5+ Qxd5 24. Ncxd5 Bxb2 25. Ne7+ Kg7 $17
))20. Nd5 ( 20. g4 exf4 21. Nxf4 g5 $16 )20... Be6 ( 20... exf4 21. Bxf4 Nxd5
22. exd5 $11 )21. Rad1 Bxd5 ( 21... Rad8 $5 $14)22. exd5 $16 Ne7 23. fxe5 dxe5
24. d6 Nc6 25. Nc3 Rad8 26. Ne4 Nd4 ( 26... Nxe4 $142 27. Bxe4 Rxf1+ 28. Rxf1
Qd7 $16 )27. Bxd4 $4 { White has let it slip away}  ( 27. Nxf6 $142 { a pity
that White didn't try this}  27... Nxf3+ 28. Rxf3 $18 )27... Nxe4 $11 28. Bxe4
Qxe4 $2 ( 28... Rxf1+ 29. Kxf1 Qxe4 30. Bc5 $11 )29. Bb6 $4 { White threatens
to win material: Bb6xd8. hands over the advantage to the opponent}  ( 29. Rxf8+
$142 { a shame that White overlooked this excellent chance}  29... Rxf8 30. Bc3
$18 )29... Rd7 $11 30. Rxf8+ Bxf8 31. Qf2 { White has a mate threat}  31... Qf5
( 31... Kg8 32. Qc5 Rf7 $16 )32. Qc5 $16 Kg8 $4 { another bit of territory
lost}  ( 32... Bh6 $16 $142)33. Rf1 $18 Qe6 ( 33... Rxd6 { does not solve
anything}  34. Rxf5 Rd1+ 35. Rf1 Bxc5+ 36. Bxc5 $18 )34. Qc8 Qxd6 35. Rxf8+ $1
$138 { Deflection: f8}  ( 35. Rxf8+ Qxf8 36. Qxd7 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.10"]
[White "Rigo, Bernard"]
[Black "Nguyen, Giang"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2097"]
[ECO "B05"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "52"]
[WhiteElo "1827"]

{ B05: Alekhine's Defence: 4 Nf3 Bg4 } 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4
5. Be2 e6 6. O-O Be7 7. c4 Nb6 8. Nc3 O-O 9. exd6 cxd6 10. h3 Bh5 11. b3 d5 12.
c5 N6d7 ( 12... Bxf3 13. Bxf3 Nc8 14. Bf4 Nc6 15. b4 Bf6 16. Be3 a6 17. Rb1
N8e7 18. a4 Nf5 19. Ne2 g6 20. b5 Nxe3 21. fxe3 Na5 22. Nf4 Nc4 23. Qc1 axb5
24. axb5 Ra2 25. Rf2 Qa5 26. Rxa2 Qxa2 27. Nxd5 { Balogh,E  ( 2157 ) -Kahn,E  (
2307 ) /Budapest 2005/CBM 107 ext/1-0  ( 75 )}  )13. b4 $146 ( 13. Bf4 Nc6 14.
b4 a6 15. Rb1 Bg6 16. Rb3 f6 17. Bg3 Bf7 18. Rb2 e5 19. dxe5 Ndxe5 20. Nd4 Qd7
21. a3 Rad8 22. Rd2 a5 23. Bb5 Qc8 24. Na4 Nxd4 25. Rxd4 axb4 26. axb4 Nc6 27.
Nb6 Qf5 { Haznedaroglu,K  ( 2370 ) -Antonov,O  ( 2123 ) /Izmir 2002/CBM 090
ext/1-0  ( 43 )}  )( 13. Be3 Bxf3 14. Bxf3 Bf6 15. Rc1 Nc6 16. Ne2 b6 17. cxb6
Qxb6 18. Qd2 Rfc8 19. Rc3 Ne7 20. g4 Rxc3 21. Nxc3 Nc6 22. Na4 Qb7 23. Rc1 g6
24. Be2 Be7 25. Nc5 Nxc5 26. dxc5 Rc8 27. f4 Bf6 28. Bf2 { Klovans,J  ( 2500 )
-Bieri,C/Geneve 1995/CBM 046 ext/1-0  ( 55 )}  )13... Bf6 { Black has a cramped
position}  14. g4 { White threatens to win material: g4xh5}  14... Bg6 15. Bf4
b6 ( 15... Nc6 16. b5 Nxd4 17. Nxd4 Nxc5 18. Be3 $11 )16. Nb5 { Black has a
cramped position}  ( 16. Rc1 $5 $16)16... Nc6 $11 17. Bd6 { White threatens to
win material: Bd6xf8}  17... Be7 18. Qd2 Be4 19. Rac1 ( 19. Bc7 Qc8 20. Bd6 Qd8
21. Bxe7 Qxe7 $15 )19... Bxd6 20. Nxd6 Bxf3 21. Bxf3 { Black has a cramped
position}  21... Qf6 ( 21... bxc5 22. dxc5 a5 23. Bxd5 exd5 24. b5 $17 )22.
cxb6 ( 22. Bh1 $5 $11 $142 { is worthy of consideration} )22... Nxd4 $17 (
22... Qxf3 $6 23. b7 Qxh3 24. bxa8=Q ( 24. bxa8=N Qxg4+ 25. Kh2 Nxd4 $19 )( 24.
bxa8=B Qxg4+ 25. Kh2 Nxd4 $19 )24... Qxg4+ 25. Kh2 Qh4+ 26. Kg2 Qg4+ 27. Kh2
Qh4+ 28. Kg2 Qg4+ 29. Kh2 $11 )23. Bg2 axb6 24. Rc3 $4 { solves nothing}  ( 24.
f4 $17 $142)24... Ne2+ $3 $19 { Deflection: e2}  25. Qxe2 Qxc3 26. Qb5 ( 26.
Rb1 { is not the saving move}  26... Qe5 27. Qxe5 Nxe5 $19 )26... Qc7 ( 26...
Qc7 27. Nf5 exf5 $19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.11"]
[White "Amini, Amir"]
[Black "Ayris, Tony"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2094"]
[ECO "A65"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "70"]
[WhiteElo "1758"]

{ A65: Modern Benoni: 6 e4 } 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6
6. e4 g6 7. Bd3 Bg7 8. Nge2 O-O 9. O-O Re8 10. Bg5 h6 ( 10... a6 11. a4 Nbd7
12. Kh1 ( 12. h3 Qc7 13. b3 Ne5 14. f4 Nxd3 15. Qxd3 h6 16. Bh4 Qe7 17. Ng3 Qc7
18. Rae1 b5 19. Qf3 Nd7 20. Nge2 b4 21. Nb1 a5 22. Nd2 Ba6 23. Rc1 Nf6 24. Bxf6
Bxf6 25. Nc4 Qe7 26. Ng3 Bd4+ { Orlova,I-Lacina,F/Prague 2005/CBM 104 ext/1-0 
( 42 )}  )12... Qc7 13. Qd2 Rb8 14. Rac1 c4 15. Bc2 b5 16. f3 b4 17. Nd1 Nc5
18. Ne3 c3 19. bxc3 b3 20. Bd3 Nxa4 21. Nc4 Nb6 22. Na3 Nfd7 23. Rb1 Na4 24.
Rfc1 Ne5 25. Nd4 { Razuvaev,Y  ( 2515 ) -Psakhis,L  ( 2535 ) /Vilnius
1980/URS-ch/0-1}  )11. Bh4 g5 12. Bg3 Nh5 $146 ( 12... Ng4 13. h3 Ne5 14. f4
gxf4 15. Nxf4 Nbd7 16. Nh5 Nxd3 17. Nxg7 Kxg7 18. Qxd3 Ne5 19. Qe3 Bd7 20. Qf2
f6 21. Ne2 Bb5 22. Nf4 Bxf1 23. Rxf1 Qe7 24. Ne6+ Kh8 25. Bh4 Nd7 26. Qf4 Kg8
27. Rf3 { Soln,P  ( 2364 ) -Srebrnic,M  ( 2221 ) /Ljubjana 2004/CBM 101
ext/1-0}  )13. Qd2 a6 { White has an active position}  14. Rab1 b5 15. b4 c4 {
Black threatens to win material: c4xd3}  16. Bc2 Qb6 17. a4 Nd7 18. Rfd1 ( 18.
Ra1 $5 $14 { is noteworthy} )18... Ne5 $15 19. axb5 ( 19. Bxe5 Bxe5 20. h3 Bd7
$11 )19... axb5 20. Nd4 Nxg3 21. hxg3 Bd7 22. Kh1 $4 { causes further problems
for ?}  ( 22. Nde2 $17 $142)22... Nd3 $19 23. Bxd3 Qxd4 ( 23... Bxd4 $6 24.
Nxb5 Bxb5 25. Bxc4 $19 )24. Nxb5 ( 24. Bxc4 { doesn't get the bull off the ice}
 24... Qxd2 25. Rxd2 bxc4 $19 )24... Bxb5 ( 24... Qxd3 $6 { is impossible}  25.
Qxd3 cxd3 26. Nc7 $19 )25. Bc2 ( 25. Bf1 { does not win a prize}  25... Rxe4
26. Qxd4 Rxd4 $19 ( 26... Bxd4 $6 27. f3 $17 ))25... Qxd2 26. Rxd2 Ra1 ( 26...
Ra2 $5 $142 { and Black can already relax}  27. Rc1 Rxe4 28. f3 $19 )27. Rxa1
Bxa1 28. Rd1 Bc3 29. Rb1 ( 29. Rc1 { doesn't change the outcome of the game} 
29... Ra8 $19 )29... Ra8 30. Kg1 ( 30. Bd1 { is not much help}  30... Ra2 31.
f3 Be5 $19 )30... Ra2 31. Bd1 ( 31. Rc1 { doesn't do any good}  31... Bd2 32.
Bb1 Rb2 $19 )31... Bd4 32. Kh2 Bxf2 ( 32... Rxf2 $142 { might be the shorter
path}  33. Rc1 c3 34. Bf3 $19 )33. e5 ( 33. Rc1 { doesn't get the cat off the
tree}  33... Ra3 34. Bf3 c3 $19 )33... dxe5 34. Bg4 c3 35. d6 ( 35. Rc1 { is no
salvation}  35... Bd4 $19 )35... c2 ( 35... c2 36. Rc1 Bd3 $19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.12"]
[White "Dragicevic, Domagoj"]
[Black "Mdinaradze, Edgar"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1896"]
[ECO "B07"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "98"]
[WhiteElo "2087"]

{ B07: Pirc Defence: Miscellaneous Systems } 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3
Bg7 5. Qd2 c6 6. Bd3 { Black has a cramped position}  6... Qa5 $146 ( 6... Ng4
7. O-O-O ( 7. Nf3 Nxe3 8. fxe3 Nd7 9. O-O O-O 10. a4 a5 11. Qf2 e5 12. Ne2 b6
13. c3 Ba6 14. Bxa6 Rxa6 15. Ng3 Qe7 16. Qe2 Raa8 17. Qc4 Rac8 18. Rad1 Bh6 19.
Rfe1 Rfd8 20. b4 c5 21. Qb5 cxd4 { Melgosa,M-Mera Cedeno,A/Tunja 1989/TD/0-1  (
39 )}  )7... Nxe3 8. fxe3 b5 9. Kb1 O-O 10. Nce2 Nd7 11. Nf3 Rb8 12. g4 c5 13.
Ng3 c4 14. Bf1 Nb6 15. g5 Na4 16. c3 a5 17. Qc2 Bd7 18. Nd2 Qc7 19. Ka1 e5 20.
Be2 Nb6 21. Nf3 { Wolff,P  ( 2585 ) -Nijboer,F  ( 2555 ) /Groningen 1993/CBM
039/1-0  ( 46 )}  )( 6... Ng4 7. Nf3 $14 )7. h3 { White has an active position}
 7... Nbd7 { Black's piece can't move: c8}  8. Nf3 Nf8 ( 8... O-O 9. a3 $14 )9.
O-O $16 Qc7 10. Ne2 Ne6 11. Bh6 { Black has a cramped position}  ( 11. Rfe1 h6
$16 )11... O-O ( 11... Bxh6 12. Qxh6 g5 13. e5 dxe5 14. Nxe5 Nxd4 15. Nxd4 (
15. Qxg5 $143 Rg8 16. Qe3 Qxe5 17. Nxd4 Qxe3 18. fxe3 Bxh3 $19 )15... Qxe5 16.
Nf3 $14 )12. Ng3 Ne8 13. c3 d5 14. e5 b6 15. Nh4 ( 15. h4 Qd7 $16 )15... f5 16.
Bxg7 N8xg7 17. f4 a5 18. Ne2 Nd8 19. Kh2 e6 ( 19... a4 20. g4 $14 )20. g4 Ba6
21. gxf5 exf5 22. Rg1 Bxd3 23. Qxd3 Nde6 24. Nf3 Rf7 25. Ng5 Nxg5 26. Rxg5 Ne6
27. Rg2 Kh8 28. h4 Ng7 29. Ng3 ( 29. Rc1 $5 $14)29... Qe7 { Black threatens to
win material: Qe7xh4}  30. Kh3 b5 31. Qf3 Ne6 { In the style of Nimzovich}  32.
Ne2 Rg8 33. Rh1 Rfg7 34. Kg3 ( 34. Qg3 a4 $11 )34... Rd8 ( 34... g5 $5 35. Rhg1
gxf4+ 36. Kh3 Rxg2 37. Rxg2 Rxg2 38. Qxg2 Qf8 $17 )35. Kf2 b4 36. Kg3 a4 37.
Rc1 c5 ( 37... a3 $5 { looks like a viable alternative}  38. bxa3 bxc3 39. Qxc3
c5 $11 )38. cxb4 $11 cxd4 ( 38... cxb4 39. Rc6 $11 )39. a3 $14 h6 40. Kf2 ( 40.
Rd1 $5 $16 $142)40... Qxh4+ $11 41. Qg3 { White threatens to win material:
Qg3xh4}  41... Qe7 ( 41... g5 42. Qxh4 gxh4 43. Rxg7 Kxg7 44. Rd1 $11 )42. Rc6
( 42. Rh1 h5 $14 )42... g5 43. Qd3 { The isolani on d4 becomes a target}  ( 43.
Rh2 Rh7 $14 )43... gxf4 44. Rxg7 Nxg7 $4 { letting the wind out of his own
sails}  ( 44... Qh4+ $142 { is just about the only chance}  45. Kf1 Nxg7 $11
)45. Rxh6+ $18 Kg8 46. Qh3 Qg5 47. Rh8+ $4 { what a pity, victory was in sight}
 ( 47. Nxd4 $142 { nails it down}  47... Rf8 48. Rh8+ Kf7 49. e6+ Ke7 50. Rxf8
Kxf8 51. Qh8+ Ke7 52. Qxg7+ Qxg7 53. Nxf5+ Kxe6 54. Nxg7+ Ke5 55. b5 $18 )47...
Kf7 $11 48. Rxd8 Qxd8 49. Nxf4 { A valuable piece}  ( 49. Qh1 Ne6 $11 )49...
Qg5 $11 { Following moves unknown}   1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.13"]
[White "Szuveges, Narelle"]
[Black "Goldsmith, Alan D"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2081"]
[ECO "A70"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "62"]
[WhiteElo "1702"]

{ A70: Modern Benoni: 6 e4 g6 7 Nf3 } 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5.
cxd5 d6 6. e4 g6 7. h3 Bg7 8. Nf3 O-O 9. Bd3 b5 10. Bxb5 Nxe4 11. Nxe4 Qa5+ 12.
Nc3 Bxc3+ 13. bxc3 Qxb5 14. Qe2 $146 ( 14. Be3 Ba6 15. h4 Qc4 16. Rc1 h5 17.
Nd2 Qxd5 18. Qf3 Qd3 19. c4 Nd7 20. Rh3 Ne5 21. Qe2 Rfe8 22. Kd1 Nxc4 23. Qxd3
Nb2+ 24. Kc2 Nxd3 25. Rg1 f5 26. Rg3 Kh7 27. Rf3 d5 28. Nb3 d4 {
Cherednichenko,S  ( 2238 ) -Brzeski,M  ( 2246 ) /Mielno 2006/CBM 112 ext/0-1  (
33 )}  )( 14. Qb3 $5 { should not be overlooked}  14... Re8+ 15. Be3 $15 )14...
Re8 $17 15. Be3 c4 ( 15... Qxe2+ $5 16. Kxe2 Nd7 $17 )16. Qd2 ( 16. O-O $5 $14
{ must definitely be considered} )16... Bb7 $15 { Black threatens to win
material: Bb7xd5}  17. Rd1 Nd7 18. O-O Ne5 19. Nxe5 Rxe5 { Increases the
pressure on d5}  20. Bd4 Qxd5 21. f4 ( 21. f3 $5 $142 { and White could well
hope to play on}  21... Re7 22. Qh6 $11 )21... Re6 $17 22. Qf2 Rae8 23. Rd2 Qh5
24. Rb1 { White threatens to win material: Rb1xb7}  24... Bc6 25. Rbb2 a5 26.
Bb6 ( 26. Rb6 $5 d5 27. Kh2 $15 )26... a4 27. a3 Qf5 28. Bc7 $4 { further
deteriorates the position}  ( 28. Qg3 h6 $17 )28... h5 ( 28... Re1+ 29. Qxe1
Rxe1+ 30. Kf2 Qe4 $19 )29. Bxd6 $4 { an oversight. But White was lost anyway.} 
( 29. Kh2 $142 d5 30. Rb8 $17 )29... Re1+ $19 30. Kh2 R8e3 ( 30... Rh1+ $1 $142
{ and Black has reached his goal}  31. Kxh1 Qxh3+ 32. Kg1 Bxg2 $19 )31. Be5 (
31. Qh4 { is the last straw}  31... f6 32. Rf2 $19 )31... Qxh3+ $3 { Mate
attack.}  ( 31... Qxh3+ 32. gxh3 Rh1# ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.14"]
[White "Hacche, David J"]
[Black "Slidziunas, John"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1671"]
[ECO "A48"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "75"]
[WhiteElo "2036"]

{ D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4 } 1.
Nf3 Nf6 2. d4 g6 3. h3 Bg7 4. Bf4 d6 5. e3 O-O 6. Bc4 d5 7. Be2 Nbd7 8. O-O Ne4
( 8... c5 9. c3 b6 10. Nbd2 Bb7 11. Ne5 Nxe5 12. Bxe5 Qd7 13. b4 Rfc8 14. Qb3
c4 15. Qc2 a5 16. a4 axb4 17. cxb4 Bc6 18. b5 Bb7 19. Bf3 Ne8 20. Bxg7 Nxg7 21.
Nb1 e6 22. Nc3 Nf5 23. g3 { Augustin,J  ( 2337 ) -Svanda,P  ( 2244 ) /Czechia
2004/CBM 103 ext/1/2-1/2  ( 40 )}  )( 8... b6 9. a4 Bb7 10. Nbd2 c5 11. c3 Re8
12. Bh2 Ne4 13. a5 e5 14. Nxe4 dxe4 15. Nxe5 Nxe5 16. dxe5 Bxe5 17. Bxe5 Rxe5
18. axb6 Qxb6 19. Bc4 Re7 20. Qc2 Rd8 21. Rfd1 Red7 22. Rxd7 Rxd7 23. b3 {
Poluektov,Y  ( 2365 ) -Palkovich,D  ( 2212 ) /Kiev 2006/CBM 113 ext/1/2-1/2  (
75 )}  )9. Nbd2 Ndf6 10. c4 $146 ( 10. c3 c5 11. Nxe4 Nxe4 12. a4 b6 13. Nd2
Nxd2 14. Qxd2 Bb7 15. Rad1 Qe8 16. Bb5 Qc8 17. Be2 Qe8 18. Qc2 e5 19. dxe5 Bxe5
20. Bh6 Bg7 21. Bxg7 Kxg7 22. Bf3 Rd8 23. c4 Qe5 24. Rd2 Rd7 {
Torosian,A-Javakhishvili,E/Yerevan 1996/CBM 052 ext/1/2-1/2  ( 43 )}  )10... c6
11. Rc1 Nxd2 12. Qxd2 Bf5 13. cxd5 Nxd5 14. Bg3 Nf6 15. Qb4 { White threatens
to win material: Qb4xb7}  15... Bc8 16. Rfd1 Qb6 ( 16... Re8 17. Bd3 $16 )17.
Qa3 ( 17. Qxe7 Qxb2 18. Bc4 Nd5 $16 )17... Be6 18. b3 { Covers c4}  18... Rfe8
19. Bc4 Bd5 20. Ne5 e6 { Secures d5}  ( 20... a5 21. Bxd5 cxd5 22. Nd3 $14 )21.
Bd3 $16 Be4 22. Bf1 g5 ( 22... Bd5 23. f3 $16 )23. f3 Bg6 24. Bf2 Qd8 25. Qb2
Nd7 26. Nxg6 hxg6 27. b4 Qf6 28. Qb3 Nb6 29. e4 { White plans d5}  29... Red8
30. a4 e5 31. a5 Nd7 32. d5 cxd5 $2 ( 32... a6 $18 $142)33. Rxd5 Nf8 34. Bc4 (
34. Rc7 $142 { and White can already relax}  34... Rdb8 35. Bg3 Rc8 36. Rxb7
Qe6 $18 )34... Ne6 35. Rcd1 ( 35. Rb5 Rd7 36. Rd1 Nd4 37. Bxd4 exd4 $16 )35...
g4 $2 ( 35... Nd4 36. Bxd4 Rxd5 37. Bxd5 ( 37. exd5 $6 exd4 38. Re1 Qd6 $11
)37... exd4 38. Bxb7 $16 )36. hxg4 ( 36. fxg4 $5 $142 { seems even better} 
36... Rxd5 37. Bxd5 $18 ( 37. exd5 $6 Nd4 38. Qd3 Rc8 $16 )( 37. Rxd5 $6 Qe7
$18 ))36... Nd4 37. Qa2 ( 37. g5 $5 Qe7 38. Qd3 $18 )37... Rxd5 ( 37... Bh6 38.
R1xd4 exd4 39. Bxd4 $14 )38. Bxd5 { Following moves unknown}  ( 38. Bxd5 Rc8
39. Bxb7 $16 )( { Weaker is } 38. exd5 Rc8 $14 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.15"]
[White "Ajith, Chol Solomon"]
[Black "Morris, James"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2035"]
[ECO "C02"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "115"]
[WhiteElo "1430"]

{ C02: French: Advance Variation } 1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Ne7 5. Bg5
$146 ( 5. dxc5 Ng6 ( 5... Nec6 6. Bd3 Nd7 7. Qe2 ( 7. Bf4 Nxc5 8. O-O Nxd3 9.
Qxd3 Be7 10. Nbd2 O-O 11. c4 Nb4 12. Qb3 b6 13. Rfd1 Bb7 14. Rac1 Rc8 15. a3
dxc4 16. Nxc4 Nd5 17. Bg3 Qc7 18. h3 Ba6 19. Nd6 Qxc1 20. Rxc1 Rxc1+ 21. Kh2
Rc7 { Medina Garcia,A-Sanz Aguado,J/Madrid 1943/HCL/1-0  ( 45 )}  ) 7... Nxc5
8. O-O Be7 9. Bf4 g5 10. Bg3 h5 11. h3 Qb6 12. Na3 Bd7 13. c4 Nb4 14. Bb1 Ne4
15. Bxe4 dxe4 16. Qxe4 Bc6 17. Qe3 g4 18. Qxb6 axb6 19. Nd4 h4 20. Nxc6 {
Hrabinska,M  ( 2250 ) -Shemeakin,A  ( 2327 ) /Alushta 2006/CBM 111 ext/0-1  (
73 )}  )6. b4 a5 7. c3 Bd7 8. b5 Qc7 9. Be3 Bxc5 10. Bxc5 Qxc5 11. Qd4 Qxd4 12.
cxd4 O-O 13. Nc3 a4 14. h4 Rc8 15. Kd2 Be8 16. Ne1 Nd7 17. Nd3 Rc4 18. Ne2 Rac8
19. Rc1 Nb6 { Keres,P-Schmidt,P/Parnu 1936/HCL/1-0  ( 38 )}  )( 5. Bf4 Nec6 6.
Bd3 Be7 7. O-O cxd4 8. Nbd2 Nd7 9. Nb3 Qb6 10. a3 a5 11. a4 h6 12. Re1 Bc5 13.
Bb5 O-O 14. Nxc5 Qxc5 15. Bxc6 bxc6 16. Nxd4 Re8 17. Re3 Nf8 18. Rc3 Qb4 19.
Be3 Bd7 { Hagarova,Z  ( 2364 ) -Tibensky,R  ( 2385 ) /Banska Stiavnica 2006/CBM
113 ext/0-1  ( 63 )}  )( 5. Bd3 Nec6 6. O-O Be7 7. c3 b6 8. Re1 Ba6 9. Bxa6
Nxa6 10. Qa4 Nb8 11. dxc5 bxc5 12. Qg4 g6 13. Bh6 Nd7 14. Nbd2 Qc7 15. Qf4 Bf8
16. Ng5 Ndxe5 17. Bxf8 Rxf8 18. Nxh7 Rh8 19. Qh4 f5 { Kaeser,U  ( 2295 )
-Libeau,R  ( 2360 ) /Germany 1991/GER-chT2/0-1}  )5... h6 6. Bh4 ( 6. Bc1 $5
$11 $142 { and White is still in the game} )6... Qb6 $17 7. b3 Nf5 8. Bd3 Nxh4
9. Nxh4 Nc6 10. dxc5 $4 { the position is going down the drain}  ( 10. O-O $5
$17 $142)10... Bxc5 ( 10... Qb4+ $142 { finishes off the opponent}  11. Nd2
Qxh4 $19 )11. O-O Nxe5 12. Nc3 ( 12. Nf3 Nxd3 13. Qxd3 O-O $19 )12... Qb4 13.
Na4 Be7 ( 13... Bd6 14. Nf3 Bd7 15. Nxe5 Bxe5 16. Rb1 $19 )14. Nf3 Nxd3 15.
Qxd3 ( 15. cxd3 b6 $19 )15... O-O 16. c3 ( 16. Rfe1 Bf6 17. a3 Qd6 $19 )16...
Qa5 17. Ne5 Qc7 18. f4 Bd6 ( 18... Rd8 19. Rae1 $19 )19. Qg3 ( 19. c4 dxc4 20.
Qxc4 Qxc4 21. bxc4 Bc7 $19 )19... b5 20. Nb2 Bb7 21. Ng4 Kh8 22. Rac1 Rfc8 (
22... Qa5 23. Nd3 Rac8 24. Qf2 $19 )23. Nd3 Qb6+ { Black prepares the advance
b4}  24. Kh1 b4 ( 24... f6 25. Rfe1 Bf8 26. Ngf2 $19 )25. Nde5 ( 25. Nge5 Kg8
26. c4 Qa6 $17 )25... Qc7 ( 25... Rc7 26. c4 Rac8 27. Qh3 $19 )26. f5 ( 26. Qh4
$5 Kh7 27. Qh5 $17 )26... Bxe5 $19 27. Nxe5 f6 ( 27... exf5 28. c4 $19 )28.
Ng6+ $17 Kh7 29. Nf8+ Kg8 30. Qxc7 Rxc7 31. Nxe6 Rxc3 32. Rcd1 Rc2 33. Rd4 a5
34. Rg4 ( 34. h4 Re8 $19 )34... g5 35. fxg6 Bc8 36. Nd4 Bxg4 37. Nxc2 Kg7 38.
Ne3 Be6 39. Rd1 Rd8 40. Nc4 $2 ( 40. Kg1 Kxg6 41. Nc2 Bg4 $19 )40... Kxg6 $4 {
there were better ways to keep up the pressure}  ( 40... Bg4 $142 { and the
result of the game is clear: Black will win}  41. Rd4 Re8 $19 )41. Nxa5 $17 Rd6
( 41... Rc8 $5 $142 42. Kg1 Rc7 $17 )42. Nb7 $11 { White threatens to win
material: Nb7xd6}  42... Rb6 { Black threatens to win material: Rb6xb7}  43.
Nc5 Kf7 44. Rd4 ( 44. Kg1 $5 $11 { deserves consideration} )44... Rc6 $15 45.
Nd3 Bf5 46. h3 { Consolidates g4}  ( 46. Kg1 $5 Bxd3 47. Rxd3 $15 )46... Bxd3
$17 47. Rxd3 Ke6 48. Rd4 Ke5 49. Rxb4 d4 50. Kg1 Rc2 51. a4 $4 { leads to
further unpleasantness}  ( 51. Kf1 d3 52. Ke1 Rxg2 53. Rb5+ Ke4 54. Rb6 $17
)51... Ra2 ( 51... d3 $142 { and Black has it in the bag}  52. Rb5+ Ke4 $19
)52. Rb8 ( 52. Kf1 f5 53. Rb5+ Ke4 $15 )52... Ke4 ( 52... d3 $5 $142 53. Re8+
Kd4 $17 )53. Re8+ Kd3 54. Re6 { White threatens to win material: Re6xf6}  54...
Re2 { Black threatens to win material: Re2xe6}  ( 54... Kc3 55. Rc6+ ( 55. Rxf6
$2 { doesn't work}  55... d3 $19 )55... Kxb3 56. Kf1 $15 )55. Rxf6 Kc2 56. a5 (
{ Instead of } 56. Rxh6 d3 $17 )56... d3 { Black advances the passed pawn}  57.
a6 $4 { White loses the upper hand}  ( 57. Rc6+ $142 { this is the best bet to
save the position}  57... Kxb3 58. Kf1 $11 ( 58. Rxh6 $2 { is no good}  58...
d2 59. Rd6 Kc2 $19 ))57... d2 $19 58. Rd6  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.16"]
[White "Whitney, Garth"]
[Black "Jackson, Ralph E"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1938"]
[ECO "E94"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "60"]
[WhiteElo "1034"]

{ E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves } 1. e4
g6 2. Nf3 Bg7 3. d4 d6 4. c4 Nf6 5. Nc3 O-O 6. Be2 Nbd7 7. O-O e5 8. d5 Nc5 9.
Qc2 a5 10. a3 a4 11. Be3 Nfd7 { Black has a cramped position. Black's piece
can't move: c8}  ( 11... Nb3 12. Rad1 Bd7 13. h3 b6 14. Rfe1 Nh5 15. Bf1 f5 16.
exf5 gxf5 17. Ng5 Nd4 18. Qb1 h6 19. Ne6 Nxe6 20. dxe6 Bxe6 21. Nd5 Nf6 22. Qc2
Nd7 23. Qd2 Kh7 24. f4 Nc5 25. fxe5 dxe5 26. Bxc5 { Petritaj,F  ( 2141 )
-Itkis,B  ( 2490 ) /Kalithea 2006/CBM 112 ext/0-1  ( 65 )}  )12. Bd1 $146 ( 12.
Nd2 f5 13. f3 ( 13. f4 exf4 14. Bxf4 Be5 15. exf5 Rxf5 16. Be3 Qh4 17. h3 Qg3
18. Nf3 Nb3 19. Ne4 Rxf3 20. Nxg3 Rxe3 21. Rad1 Rxg3 22. Bg4 Ndc5 23. Bxc8 Rxc8
24. Kh1 Nd4 25. Qf2 Nf5 26. Rb1 Rd3 27. Qe1 Re3 { Tempelman,K  ( 1477 )
-Haast,M  ( 1980 ) /Hengelo 2005/CBM 107 ext/0-1  ( 32 )}  )13... f4 14. Bf2
Bf6 15. b4 axb3 16. Nxb3 Nxb3 17. Qxb3 Bh4 18. g3 fxg3 19. hxg3 Bg5 20. Kg2 b6
21. Rh1 Nf6 22. a4 Qe7 23. Nb5 { 1/2-1/2 Varrambier,S-Ricci,M/Hyeres 1992/TD} 
)( 12. Ne1 f5 13. f3 Nb3 14. Rd1 Ndc5 15. Nd3 Nd4 16. Qb1 f4 17. Bf2 g5 18. Nc1
c6 19. Bd3 g4 20. Bxd4 exd4 21. N3e2 Qh4 22. Qc2 g3 23. h3 Be5 24. Qd2 Rf6 25.
Rfe1 Bxh3 26. gxh3 Qxh3 { Raghavi,N  ( 2117 ) -Nadig,K  ( 2182 ) /Bikaner
2004/CBM 104 ext/0-1  ( 34 )}  )( 12. Rad1 $5 $11)12... f5 { Black undermines
the pawn chain}  13. Nd2 f4 { Black gets more space}  14. Bxc5 Nxc5 { Black has
the pair of bishops}  ( { Weaker is } 14... dxc5 15. Nxa4 h5 16. Be2 $16 )15.
Nf3 ( 15. Rb1 $5 $17)15... g5 $19 16. h3 h5 ( 16... g4 $142 17. hxg4 Bxg4 $19
)17. Qe2 $2 ( 17. Nh2 g4 18. hxg4 Nb3 $17 )17... Nb3 ( 17... g4 $142 { would
have given Black a clear advantage}  18. hxg4 hxg4 $19 )18. Bxb3 $15 axb3 {
Black has new doubled pawns: b3+b7}  19. Nh2 g4 20. Nxg4 $4 ( 20. hxg4 $142 {
the rescuing straw}  20... hxg4 21. Nxg4 $15 )20... hxg4 $19 21. hxg4 f3 $1 {
Decoy: f3}  22. gxf3 Rf4 23. Nd1 $2 ( 23. Kg2 $19 $142)23... Qh4 24. Ne3 Qh3
25. Rac1 ( 25. Rfc1 Rxf3 26. Qf1 Bxg4 27. Qxh3 Bxh3 $19 ( 27... Rxh3 $143 28.
Nxg4 Ra4 29. Rab1 $14 ))25... Rxf3 ( 25... Rf6 26. f4 Rh6 27. f3 Qh1+ 28. Kf2
Qh4+ 29. Kg1 exf4 30. Qg2 fxe3 31. e5 Bxg4 32. fxg4 Bxe5 33. Rfe1 e2 34. Rxe2
Bd4+ 35. Rf2 Bxf2+ 36. Kf1 Rf8 37. Rc3 Be3+ 38. Ke2 Rf2+ 39. Kd3 Qf6 40. Qxf2
Qd4+ 41. Ke2 Qd2+ 42. Kf3 Rf6+ 43. Kg2 Qxf2+ 44. Kh3 Rh6# )26. c5 ( 26. Rfe1 {
hoping against hope}  26... Bxg4 27. Qf1 $19 )26... Bxg4 27. Qd2 ( 27. Rfe1 {
praying for a miracle}  27... Qh5 28. Rc3 $19 )27... Kf7 28. cxd6 ( 28. Nf5 {
doesn't change anything anymore}  28... Rh8 29. Qh6 Bxh6 30. Nxd6+ Ke7 31. Rc3
Rg8 32. Nf7 Bd7+ 33. Ng5 Rxg5# )28... Rh8 29. Rxc7+ Kf6 30. Nxg4+ ( 30. Rf7+ {
cannot change what is in store for ?}  30... Kxf7 31. Nxg4 Qxg4# )30... Qxg4# 
0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.17"]
[White "Peake, Michael"]
[Black "Brown, Andrew"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1915"]
[ECO "B33"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "116"]
[WhiteElo "1774"]

{ B33: Sicilian: Pelikan and Sveshnikov Variations } 1. e4 c5 2. Nf3 Nc6 3. d4
cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nxc6 bxc6 7. Bd3 Be7 8. Be3 $146 ( 8. Bd2 O-O 9.
O-O d6 10. Kh1 { 1/2-1/2 Farkas,S-Janko,M/Kaskady 2002/CBM 089 ext}  )( 8. O-O
d6 9. f4 exf4 10. Bxf4 Ng4 11. Qf3 O-O 12. Kh1 Ne5 13. Bxe5 dxe5 14. Bc4 Bf6
15. Ne2 Qe7 16. Ng3 Bg5 17. Rad1 g6 18. Qb3 Bg4 19. Rd3 Rae8 20. h3 Bc8 21. Qa4
Qc7 22. Rc3 Bd2 { Wantiez,F  ( 2337 ) -Werner,Y  ( 2091 ) /Namur 2006/CBM 113
ext/1-0  ( 55 )}  )( 8. O-O O-O $11 )8... d5 $15 9. exd5 cxd5 10. Bb5+ Bd7 11.
Bxd7+ Qxd7 12. Ne2 ( 12. f4 e4 $15 )12... d4 13. Bg5 Rb8 14. Bxf6 gxf6 ( 14...
Bxf6 $5 $142 15. Rb1 O-O $17 )15. Rb1 $15 Qd5 { Black threatens to win
material: Qd5xa2}  16. O-O Rg8 ( 16... O-O 17. a3 $15 )17. g3 ( 17. Ng3 Kf8 18.
Qh5 Rg7 $11 ( 18... Qxa2 $143 19. Qh6+ Ke8 20. Qxh7 $16 ))17... f5 ( 17... Qc4
$5 $17)18. Qd3 $15 { White threatens to win material: Qd3xf5}  18... Qe4 19. f4
Qxd3 20. cxd3 e4 { Black threatens to win material: e4xd3.}  21. Kg2 ( 21. Rfd1
Rg6 22. Kg2 Rgb6 23. Nxd4 Rxb2+ 24. Rxb2 Rxb2+ 25. Kh3 e3 $11 )21... Bf6 $15
22. Rfd1 e3 { Black has a new protected passed pawn: e3}  ( 22... Rc8 $5 $15 {
should be examined more closely} )23. Rdc1 $11 Kd7 24. Rc2 ( 24. Rc5 $5 $11 {
might be a viable alternative} )24... Rgc8 $15 { Black threatens to win
material: Rc8xc2}  25. Rbc1 Rxc2 { Black pins: Rc2xe2}  26. Rxc2 Rb6 27. Kf1
Ra6 { Black threatens to win material: Ra6xa2}  ( 27... Rc6 28. Rxc6 Kxc6 29.
h3 $15 )28. Nc1 h5 29. Rc4 Rc6 30. Rxc6 Kxc6 { A minor pieces endgame occured} 
31. Ke2 Kb5 32. Kd1 h4 ( 32... a6 33. Ke2 $15 )33. Ne2 Kc5 34. Ke1 hxg3 35.
hxg3 { White has a new backward pawn: g3.}  35... Kb4 ( 35... Kd5 36. Ng1 $15
)36. Kf1 ( 36. Ng1 Kc5 $11 )36... a5 37. Kg2 a4 38. Kf1 Kc5 39. Kg2 Kd5 40. Kf3
Be7 41. Kg2 Bc5 42. Kf3 Ke6 43. Kg2 Kf6 44. Kh3 Kg6 45. Kh4 Bb6 46. Nc1 Bd8+
47. Kh3 Kf6 48. Kg2 Ke6 49. Kf3 Bb6 50. Ne2 { Blocks the pawn on e3}  50... Kd5
51. Kg2 Ba5 52. Kf1 Bd2 53. Kg2 Kc5 54. Kf1 Kb4 $4 { with this move Black loses
his initiative}  ( 54... f6 $15 $142 { this is the best way to fight back} )55.
Nxd4 $18 Bc1 56. Nc2+ Kc5 57. b3 a3 ( 57... axb3 { hardly improves anything} 
58. axb3 Bb2 59. Ke2 $18 )58. Ke2 Kd5  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.18"]
[White "Saint, Andrew"]
[Black "Milton, Anthony W"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1466"]
[ECO "A18"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "41"]
[WhiteElo "1934"]

{ A18: English Opening: Flohr-Mikenas System  ( 1 c4 Nf6 2 Nc3 e6 3 e4 ) } 1. c4
e6 2. Nc3 Nf6 3. e4 Nc6 4. Nf3 d6 ( 4... Bb4 5. Qc2 d6 6. h3 O-O 7. Ne2 d5 8.
e5 d4 9. exf6 d3 10. Qb1 dxe2 11. Bxe2 Qxf6 12. O-O e5 13. Bd3 Bxh3 14. Bxh7+
Kh8 15. Be4 Bg4 16. Nh2 Nd4 17. Nxg4 Ne2+ 18. Kh1 Ng3+ 19. fxg3 { McNab,C  (
2412 ) -Robertson,I  ( 2182 ) /Edinburgh 2003/CBM 093 ext/0-1}  )5. d4 Be7 (
5... Ne7 6. Bd3 g6 7. e5 dxe5 8. dxe5 Nd7 9. O-O Bg7 10. Re1 Nc5 11. Bc2 Qxd1
12. Bxd1 a6 13. b4 Nd7 14. b5 c6 15. Bf4 O-O 16. Bb3 Nc5 17. bxa6 Rxa6 18. Bg5
Re8 19. Rad1 Kf8 20. g4 { Bakshi,R  ( 1643 ) -Schrimpl,M  ( 1437 ) /Dortmund
2006/CBM 113 ext/1-0}  )6. h3 $146 { Prevents intrusion on g4}  ( 6. Bf4 O-O 7.
Be2 d5 8. e5 Ne4 9. O-O Nxc3 10. bxc3 dxc4 11. Bxc4 Na5 12. Bd3 c5 13. Rb1 b6
14. dxc5 Bxc5 15. Ng5 g6 16. Qf3 Rb8 17. Qh3 h5 18. g4 Be7 19. Nh7 Kxh7 20.
gxh5 Rh8 { Fedorchuk,S  ( 2365 ) -Capuano,F/St Lorenzo 1995/Juniors/1-0}  )( 6.
Bd3 O-O 7. O-O Nb4 8. Bb1 Nd7 9. a3 Nc6 10. Qd3 f5 11. b4 g6 12. b5 Na5 13. Re1
Nb3 14. Ra2 Nxc1 15. Rxc1 Bf6 16. Re2 f4 17. Na4 e5 18. c5 exd4 19. cxd6 cxd6
20. Nxd4 Ne5 { Bauer,P  ( 2200 ) -Preisz,B/Zalakaros 1996/CBM 052 ext/0-1  ( 36
)}  )6... O-O 7. Be3 { Black has a cramped position}  7... d5 { Black threatens
to win material: d5xe4}  8. Qc2 ( 8. e5 $5 $142 { and White has air to breath} 
8... Ne4 9. Bd3 $14 )8... Nb4 $17 9. Qb1 dxe4 10. Nxe4 ( 10. Ne5 $5 $142 Nd7
11. Nxd7 Bxd7 12. a3 $15 )10... Nxe4 $19 11. Qxe4 f5 12. Qb1 f4 ( 12... e5 $5
$142 13. Bd2 e4 $19 )13. Bd2 $17 Nc6 $4 { Black lets it slip away}  ( 13... e5
$142 14. Bd3 Nxd3+ 15. Qxd3 Bf5 $17 )14. Bc3 ( 14. Bd3 Nxd4 15. Bxh7+ Kh8 $16
)14... Bf6 $2 { Now all is on d4}  ( 14... e5 $142 { is a viable option}  15.
Nxe5 Nxd4 $11 )15. Qe4 $18 e5 16. dxe5 Qe7 $4 { but even a better move would
not have saved the game}  ( 16... Be7 $5 $18)17. O-O-O ( 17. Bd3 $142 { makes
it even easier for White}  17... Bf5 18. Qxf5 g6 $18 )17... g6 $4 { terrible,
but the game is lost in any case}  ( 17... Bh4 18. Rd2 Be6 $18 )18. Qd5+ Be6
19. exf6 Qf7 ( 19... Rxf6 { doesn't do any good}  20. Bxf6 Qxf6 21. Qg5 $18
)20. Qc5 ( 20. Qg5 $5 $142 { might be the shorter path}  20... Rad8 21. Be2
Rfe8 22. Rxd8 Nxd8 $18 )20... a5 ( 20... Rad8 { there is nothing else anyway} 
21. Bd3 Rxd3 22. Rxd3 h6 $18 )21. Ng5 ( 21. Ng5 Qe8 22. Re1 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.19"]
[White "Sykes, Alexander"]
[Black "Zulfic, Fedja"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "1809"]
[ECO "E45"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "38"]
[WhiteElo "1930"]

{ E45: Nimzo-Indian: Rubinstein: 4...b6 5 Ne2 Ba6 } 1. d4 Nf6 2. c4 e6 3. Nc3
Bb4 4. e3 b6 5. Ne2 Ba6 6. a3 Bxc3+ 7. Nxc3 d5 8. cxd5 Bxf1 9. Kxf1 Nxd5 ( 9...
exd5 10. Qe2 O-O 11. f3 Re8 12. Kf2 c5 13. Rd1 cxd4 14. Rxd4 Nc6 15. Rd1 Qd6
16. Kg1 Rad8 17. b4 Qe5 18. Rd3 d4 19. Nd1 Nd5 20. e4 f5 21. Nf2 Nc3 22. Qc2
fxe4 23. Nxe4 Nxe4 24. Qxc6 { Collier,P  ( 2116 ) -Ly,M  ( 2188 ) /Philadelphia
2006/CBM 112 ext/0-1  ( 33 )}  )10. e4 $146 ( 10. Bd2 O-O 11. Qf3 Qd7 12. Rc1
Nxc3 13. Bxc3 Nc6 14. g3 Rfc8 15. Kg2 Ne7 16. Rhd1 Nd5 17. Be1 f5 18. Rc2 a5
19. Rdc1 c6 20. Qe2 a4 21. f3 b5 22. e4 fxe4 23. fxe4 Nb6 24. Bb4 Nc4 {
Conquest,S  ( 2513 ) -Cherniaev,A  ( 2509 ) /Coventry 2005/CBM 105 ext/1/2-1/2 
( 36 )}  )10... Nxc3 11. bxc3 O-O 12. g3 c5 13. Be3 cxd4 14. cxd4 Nc6 15. Rc1 {
White threatens to win material: Rc1xc6}  15... Rc8 ( 15... Qd6 16. Qa4 Rac8
17. Kg2 $11 )16. Kg2 Qd6 { Black threatens to win material: Qd6xa3}  ( 16...
Qd7 17. Qd3 $11 )17. Qd3 $14 Ne7 18. Rhd1 f5 19. Bd2 fxe4  1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.20"]
[White "Cooke, Tristrom P"]
[Black "Wedding, Robin"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1856"]
[ECO "C01"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "40"]
[WhiteElo "1549"]

{ C01: French: Exchange Variation } 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bg4 5.
Be2 Bd6 6. Ne5 $146 ( 6. Be3 c6 7. Nbd2 Qc7 8. h3 Bh5 9. c4 Ne7 10. c5 Bf4 11.
O-O Bxe3 12. fxe3 f6 13. e4 Nd7 14. exd5 Nxd5 15. Qb3 O-O 16. Bc4 Bf7 17. Ne4
b5 18. Bxd5 Bxd5 19. Qc2 Qf4 20. Rae1 Rad8 { Steiner,W-Schmid,M/Triberg
1991/GER/1-0  ( 32 )}  )( 6. c3 c6 ( 6... Ne7 7. Nbd2 Nbc6 8. O-O Qd7 9. b4 O-O
10. Ne5 Bxe2 11. Nxd7 Bxd1 12. Nxf8 Bg4 13. h3 Bf5 14. g4 Bd3 15. Nd7 Bxf1 16.
Kxf1 b6 17. b5 Na5 18. Ne5 Bxe5 19. dxe5 Ng6 20. Nf3 Nc4 21. a4 {
Sepic,A-Kruljac,P  ( 2096 ) /Sveti Filip i Jakov 2006/CBM 111 ext/0-1  ( 48 )} 
)7. O-O Ne7 8. Re1 O-O 9. Ne5 Bxe2 10. Qxe2 Ng6 11. Nxg6 hxg6 12. Nd2 Nd7 13.
Nf3 Re8 14. Qxe8+ Qxe8 15. Rxe8+ Rxe8 16. Bd2 Nf6 17. Re1 Rxe1+ 18. Nxe1 {
1/2-1/2 Malisauskas,V  ( 2530 ) -Gausel,E  ( 2485 ) /Norway 1992/TD}  )( 6. c4
dxc4 7. O-O Ne7 8. Bxc4 O-O 9. Bg5 Nbc6 10. Nc3 Nxd4 11. Qxd4 Bxf3 12. Bxe7
Bxh2+ 13. Kxh2 Qxd4 14. gxf3 Qe5+ 15. Kg2 Qxe7 16. Rfe1 Qg5+ 17. Kf1 Qh4 { 0-1
Donecker,S-Weteschnik,M/Wiesbaden 1992/GER}  )6... Bxe2 7. Qxe2 { Black king
safety dropped}  7... Ne7 8. O-O O-O 9. Nc3 Nbc6 10. Nxc6 bxc6 11. Bg5 Qd7 {
White has an active position}  12. Rfe1 Rab8 13. b3 f6 { Black threatens to win
material: f6xg5}  14. Be3 f5 15. Bg5 { White threatens to win material: Bg5xe7}
 15... Ng6 { Black intends f4}  16. Qe6+ ( 16. Bd2 $5 $15 { should be
considered} )16... Qxe6 $17 17. Rxe6 f4 18. h4 Rf5 19. Rae1 $2 ( 19. Ne2 $5 $17
$142)19... Kf7 $19 20. Rxg6 $2 ( 20. Rxd6 cxd6 21. g4 fxg3 22. fxg3 $19 )20...
Kxg6 ( 20... hxg6 $6 21. Ne2 $19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.21"]
[White "Dizdarevic, Mehmedalija"]
[Black "Hvistendahl, Robert"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1855"]
[ECO "B86"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "61"]
[WhiteElo "1956"]

{ B86: Sicilian Scheveningen/Najdorf: 6 Bc4, without early ...b5 } 1. e4 c5 2.
Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Qc7 8. Bg5 $146 {
Black is behind in developement}  ( 8. Be3 b5 9. f4 Bb7 10. f5 e5 11. Nf3 h6
12. Nd5 Nxd5 13. Bxd5 Nd7 14. Nd2 Bxd5 15. exd5 Rc8 16. c4 bxc4 17. Rc1 Qa5 18.
O-O Qxa2 19. Qe2 Qxb2 20. Rb1 Qc2 21. Rfc1 Qxf5 22. Nxc4 Ra8 { Berset,P  ( 2235
) -Morariu,I  ( 2055 ) /Geneve 1994/TD/1-0}  )( 8. g4 b5 ( 8... h6 9. h4 Nbd7
10. Rg1 Nc5 11. Qe2 b5 12. g5 hxg5 13. hxg5 b4 14. Nd5 Nxd5 15. exd5 Nxb3 16.
axb3 Qc5 17. Qe4 Bb7 18. g6 Qxd5 19. gxf7+ Kxf7 20. Qg6+ Kg8 21. Be3 e5 22. Nf5
Qf7 23. Nh6+ { Chandler,P  ( 2199 ) -Lisanti,A  ( 2295 ) /Bad Homburg 2006/CBM
112 ext/1-0  ( 54 )}  )9. g5 Nfd7 10. f4 Nc5 11. a3 Nc6 12. f5 Nxd4 13. Qxd4
Nxb3 14. cxb3 Qc5 15. Qxc5 dxc5 16. O-O Bb7 17. Be3 Rc8 18. e5 exf5 19. Rxf5
Be7 20. Rd1 c4 21. b4 Rd8 22. Rxd8+ Bxd8 { Shulman,V  ( 2270 ) -Sorokin,G  (
2425 ) /Kstovo 1994/CBM 042 ext/1/2-1/2  ( 51 )}  )( 8. a4 Nc6 9. O-O Be7 10.
Kh1 Bd7 11. f4 Na5 12. Ba2 Nc4 13. Qe2 Rc8 14. f5 e5 15. Nf3 b5 16. axb5 axb5
17. Bxc4 bxc4 18. Bg5 Qb7 19. Bxf6 Bxf6 20. Ra2 Bb5 21. Rd1 Be7 22. Qf2 Bc6 {
Holtz,D-Gronau,L/Germany 1995/Juniors/1-0  ( 41 )}  )8... Nbd7 9. Qf3 b5 10.
O-O-O { Black has a cramped position}  ( 10. O-O Be7 $11 )10... Bb7 { Black
should quickly conclude development.}  ( 10... Be7 $5 $15 $142 { is an
interesting alternative} )11. Rhe1 $14 h6 ( 11... Qc5 12. Bxf6 Nxf6 13. Kb1 $11
)12. Qh3 { White has an active position}  ( 12. Nxe6 $5 $142 fxe6 13. Bxf6 Nxf6
14. Bxe6 $16 )12... Nc5 $14 { Pawn e4, live or die!}  13. f3 { Covers g4}  (
13. Bxf6 $5 $142 { must be considered}  13... Nxb3+ 14. Nxb3 gxf6 15. a3 $16
)13... Nxb3+ 14. axb3 { Black has the pair of bishops}  14... Be7 15. g4 ( 15.
b4 O-O 16. Bh4 Rac8 $15 )15... O-O-O ( 15... b4 16. Na4 $17 )16. Be3 ( 16. Bd2
$5 $17)16... d5 $19 17. exd5 Nxd5 18. Nxd5 Bxd5 ( 18... Rxd5 19. Qg3 $17 )19.
Kb1 Kb8 20. Qf1 Qxh2 21. Nxb5 $2 ( 21. c4 $142 bxc4 22. bxc4 $17 )21... axb5
$19 22. Qxb5+ Bb7 23. Qa4 Qc7 24. Qa7+ Kc8 25. Bb6 Rxd1+ $4 { gives the
opponent counterplay}  ( 25... Qb8 $142 { Black clearly has the better chances}
 26. Qa5 Rxd1+ 27. Rxd1 Bc6 $19 ( 27... Bxf3 $6 28. Qc3+ Kb7 29. Qxf3+ Kxb6 30.
Rd7 $17 ))26. Rxd1 $11 Qb8 $4 { weakening the position}  ( 26... Bc5 $1 $142 {
the only rescuing move}  27. Bxc5 Bxf3 28. Qxc7+ Kxc7 $11 )27. Qa4 $18 Bd6 28.
Qd4 $4 { throws away a nice position}  ( 28. Rd3 $142 { would have given White
a clear advantage}  28... Bxf3 29. Rc3+ Kb7 30. Bf2 $18 )28... Bxf3 29. Rd3 $2
( 29. Qc3+ $5 $142 Kb7 30. Qxf3+ Kxb6 31. Qxf7 $17 )29... Bd5 $19 30. c4 Bc6
31. Ba7  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.22"]
[White "Huynh, Arthur"]
[Black "Cloudsdale, Colin"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "1929"]
[ECO "E12"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "60"]
[WhiteElo "1833"]

{ E12: Queen's Indian: Unusual White 4th moves, 4 a3, 4 Nc3 Bb7 5 a3 and 4 Nc3
Bb7 } 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb7 5. Bg5 Be7 6. e3 d6 7. Be2 ( 7.
Bd3 h6 8. Bxf6 Bxf6 9. Be4 c6 10. O-O O-O 11. Rc1 Nd7 12. b4 d5 13. cxd5 exd5
14. Bd3 a5 15. b5 c5 16. Re1 Re8 17. Bf1 Rc8 18. Qb3 Nf8 19. Red1 Ne6 20. dxc5
Rxc5 21. Ne2 Qd6 { Hodgson,J  ( 2540 ) -De Firmian,N  ( 2565 ) /Reykjavik
1990/CBM 018/1/2-1/2  ( 84 )}  )7... Nbd7 8. Qd3 $146 ( 8. O-O O-O ( 8... c5 9.
d5 e5 10. h3 Nf8 11. Qa4+ N8d7 12. Rad1 O-O 13. Qc2 Re8 14. Bd3 Nf8 15. Bh4
Nxd5 16. Nxd5 Bxd5 17. Bxe7 Qxe7 18. Bxh7+ Nxh7 19. Rxd5 Nf6 20. Rd2 e4 21. Nh2
Rad8 22. Rfd1 Qe5 23. Ng4 { Isere,S-Zimuto,N/Thessaloniki 1988/TD/1/2-1/2  ( 62
)}  )9. Qc2 h6 ( 9... Ne8 10. Bxe7 Qxe7 11. e4 f5 12. Rfe1 Qf6 13. exf5 exf5
14. Rad1 Kh8 15. d5 g5 16. Nd4 Ng7 17. Ncb5 Rfc8 18. Bd3 a6 19. Na3 Rf8 20. Ne6
Nxe6 21. Rxe6 Qf7 22. Qd2 Nc5 23. Re2 Rg8 24. Rde1 { Gonchar,S  ( 1916 )
-Senanayake,P  ( 1846 ) /Turin 2006/CBM 112 ext/1-0  ( 55 )}  )10. Bh4 c5 11.
Rad1 a6 12. h3 Qc7 13. Nd2 cxd4 14. exd4 Rfe8 15. Bg3 Bc6 16. Nce4 Nxe4 17.
Nxe4 Qb7 18. f3 d5 19. Nd6 Bxd6 20. Bxd6 dxc4 21. Bxc4 Bd5 22. Qb3 Bxc4 {
Alfonso Nogue,A  ( 2251 ) -Arkell,K  ( 2431 ) /Barcelona 2001/CBM 084 ext/0-1 
( 54 )}  )( 8. Qc2 c5 9. O-O-O Qc7 10. Kb1 Rc8 11. Rd2 O-O 12. Rg1 Rfe8 13. g4
cxd4 14. Nxd4 Nc5 15. Bxf6 Bxf6 16. g5 Be7 17. h4 f5 18. gxf6 Bxf6 19. h5 h6
20. Qg6 Kh8 21. Bd1 e5 22. Ndb5 Qe7 { Tseleng,E-Chiu,Y/Thessaloniki
1988/TD/1-0}  )8... O-O 9. O-O c5 10. d5 ( 10. Rfd1 a6 $14 )10... exd5 $11 11.
cxd5 Nxd5 12. Bxe7 Nxe7 13. Qxd6 Nf6 14. Rad1 Ned5 15. Qg3 Qe7 16. Nxd5 Bxd5
17. Nh4 Qe6 18. b3 { Controls c4}  ( 18. Qf4 $5 $11 { is an interesting idea}
)18... Ne4 $17 19. Qf4 Nc3 20. Bg4 Qc6 ( 20... Qe4 $5 21. Rd2 Rad8 $17 )21. Nf5
( 21. Rd2 Rad8 22. Rd3 Nxa2 $11 )21... Qf6 $15 22. Rd3 Rad8 23. Qc7 { White
threatens to win material: Qc7xa7}  ( 23. Nh6+ Qxh6 24. Qxh6 gxh6 25. Rxc3 Be4
$11 )23... Rfe8 24. Qxa7 $2 ( 24. Ne7+ $1 $142 { and White is still in the
game}  24... Qxe7 25. Qxe7 Rxe7 26. Rxc3 $15 )24... h5 $1 $19 { Deflection: h5}
 25. Bh3 ( 25. Bxh5 Qg5 { Double attack}  ( 25... Qxf5 { Deflection} )( 25...
Qg5 { Decoy} ))25... g6 $4 { hands over the advantage to the opponent}  ( 25...
Ne2+ $142 { and Black takes home the point}  26. Kh1 Bxg2+ 27. Bxg2 Rxd3 $19
)26. Rxc3 $17 Qxc3 27. Ne7+ Kg7 28. Nxd5 Rxd5 29. Qxb6 Rd2 30. a4 Rb2 {
Following moves unknown}   1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.23"]
[White "Stojic, Svetozar"]
[Black "Gibbs, Glen B"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1800"]
[ECO "C02"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "80"]
[WhiteElo "1919"]

{ C02: French: Advance Variation } 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3
Qb6 6. a3 c4 7. Nbd2 Be7 ( 7... Qc7 8. b3 Na5 9. bxc4 dxc4 10. Nxc4 Bd7 11.
Nxa5 Qxa5 12. Bd2 Ne7 13. Bd3 h6 14. O-O Bc6 15. Qe2 O-O-O 16. Rfb1 a6 17. Rb2
g5 18. Ne1 Rd7 19. Nc2 Nf5 20. a4 Nh4 21. Ne3 b5 22. c4 { Orton,W  ( 2125 )
-Latino,C/Tulsa 2005/CBM 108 ext/1-0  ( 31 )}  )8. Be2 $146 ( 8. g3 Na5 9. h4
Bd7 10. Bh3 O-O-O 11. O-O f6 12. exf6 gxf6 13. Re1 Re8 14. Rb1 Bd6 15. b3 cxb3
16. Nxb3 Nc4 17. Nfd2 Qc7 18. Nxc4 dxc4 19. Nc5 Bxc5 20. dxc5 f5 21. Bf4 e5 22.
c6 Bxc6 { Najer,E  ( 2624 ) -Shoskin,G/Ashdod 2004/CBM 103 ext/1-0}  )( 8. b3
Qa5 9. Qc2 b5 $14 )8... Bd7 9. O-O h5 ( 9... Na5 10. Rb1 $11 )10. b3 $14 cxb3
11. Nxb3 Na5 { Black threatens to win material: Na5xb3}  12. Nbd2 ( 12. Nxa5
Qxa5 13. Bd2 Ba4 $16 )12... Nh6 ( 12... Qc7 13. Bb2 $11 )13. Rb1 { White
threatens to win material: Rb1xb6}  ( 13. c4 Bc6 $14 )13... Qc7 $11 { Black
threatens to win material: Qc7xc3}  14. Bb2 Nf5 15. Rc1 b5 16. a4 { White
threatens to win material: a4xb5}  16... Nc4 { Black threatens to win material:
Nc4xb2. A beautiful square!}  ( 16... bxa4 17. c4 Qb7 18. Rb1 dxc4 19. Ba3 $11
)17. Ba1 ( 17. Nxc4 bxc4 18. Ra1 O-O $14 )17... a6 $11 18. axb5 axb5 19. Nb3 (
19. Nxc4 dxc4 20. Rb1 Bc6 $15 )19... g6 ( 19... h4 20. h3 $15 )20. Ne1 { The
idea is Nf3-e1-d3-c5}  20... O-O 21. Nd3 Ra2 { White's piece can't move: a1} 
22. Ndc5 { Here comes the goal-getter}  ( 22. Nb4 Ra4 $11 )22... Rfa8 ( 22...
Nxe5 23. dxe5 Bxc5 24. Nxc5 Qxc5 25. Rb1 $17 )23. Rc2 R2a7 ( 23... Nxe5 24.
Rxa2 Rxa2 25. Nxd7 Nxd7 26. Bxb5 $17 )24. Bb2 ( 24. Nxd7 Qxd7 25. Bb2 Qc6 $15
)24... Be8 ( 24... Nxe5 25. Nxe6 fxe6 26. dxe5 $15 )25. Qd3 ( 25. Bd3 $5 $11 {
should be examined more closely} )25... Ra2 $17 26. Bc1 Rxc2 27. Qxc2 Qa7 (
27... Nxe5 $5 { is worth consideration}  28. dxe5 Bxc5 29. Nxc5 Qxc5 $17 )28.
Bf4 ( 28. Re1 Nxe5 29. Nxe6 fxe6 30. dxe5 b4 31. cxb4 Bxb4 $11 )28... Qa2 $11 {
Black threatens to win material: Qa2xc2}  29. Qd3 Qa7 ( 29... Bxc5 30. Nxc5 b4
31. cxb4 $11 )30. h3 h4 31. Ra1 { White threatens to win material: Ra1xa7} 
31... Qb8 32. Qb1 Kg7 33. Ra2 Bc6 34. Qa1 ( 34. Rxa8 Qxa8 35. Bd3 Kg8 $14
)34... Rxa2 $14 35. Qxa2 b4 { Black threatens to win material: b4xc3}  36. Na6
( 36. Qa1 Kg8 $14 )36... Qa8 ( 36... Qb6 $5 $142 { is noteworthy}  37. Nxb4
Bxb4 38. cxb4 Qxb4 $11 )37. Nxb4 $16 ( 37. cxb4 $2 Bb5 38. g3 hxg3 ( 38... Bxa6
$6 39. g4 Nh6 40. b5 $17 )39. fxg3 Qxa6 ( 39... Bxa6 $143 40. g4 Nh4 41. Nc5
$19 )40. Qxa6 Bxa6 $19 )37... Bxb4 ( 37... Qxa2 $5 38. Nxa2 g5 $16 )38. Qxa8
Bxa8 39. cxb4 Bc6 40. Kf1 ( 40. Bd3 $5 $16)40... Ba4 $14  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.24"]
[White "Voon, Richard"]
[Black "Garcia-Blanco, Miguel"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1699"]
[ECO "D17"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "104"]
[WhiteElo "1903"]

{ D17: Slav Defence: 5 a4 Bf5: Lines with 6 Nh4 and 6 Ne5 } 1. d4 d5 2. c4 c6 3.
Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 e6 7. f3 Bb4 8. e4 Bxe4 9. fxe4 Nxe4 10.
Bd2 Qxd4 11. Nxe4 Qxe4+ 12. Qe2 Bxd2+ 13. Kxd2 Qd5+ 14. Kc2 Na6 15. Nxc4 O-O
16. Qe5 Rac8 17. Be2 ( 17. a5 Rfd8 18. Be2 f6 19. Qe3 Qf5+ 20. Kc3 Nc7 21. Kb3
Nb5 22. Rad1 e5 23. g4 Qe6 24. Ka2 Nd4 25. Kb1 c5 26. Rhg1 Nxe2 27. Qxe2 Rd4
28. Ne3 Ra4 29. Rd5 Rxa5 30. Nf5 Ra4 31. Rgd1 h6 { Kuljasevic,D  ( 2408 )
-Nikolov,S  ( 2354 ) /Pula 2006/CBM 112 ext/1-0  ( 35 )}  )17... f6 18. Qe3
Nb4+ $146 ( 18... b5 19. Rad1 Qf5+ 20. Bd3 Qg4 21. Nd6 Rcd8 ( 21... Nb4+ 22.
Kb1 Nd5 23. Qg3 Qb4 24. Nxc8 Nc3+ 25. Kc1 Nxd1 26. Rxd1 Rxc8 27. Qe3 Re8 28.
Qe2 Qc5+ 29. Kb1 f5 30. axb5 cxb5 31. Bxb5 Re7 32. Bc4 Qb6 33. Qe5 { 1-0
Hillarp Persson,T  ( 2445 ) -Edvardsson,K  ( 2210 ) /Reykjavik 1997/CBM 062 ext
( 33 )}  )22. Bf5 Qxa4+ 23. Kb1 Rxd6 24. Rxd6 exf5 25. Qe6+ Kh8 26. Rxc6 Nb8
27. Rc8 Nd7 28. Qxd7 Qe4+ 29. Rc2 b4 30. b3 Qe3 31. Qd5 f4 32. Rhc1 g5 33. Rc8
{ Gretarsson,H  ( 2365 ) -Bjornsson,T  ( 2290 ) /Island 1993/TD/1-0  ( 43 )} 
)( 18... Qf5+ 19. Kb3 b5 20. axb5 cxb5 21. Rxa6 bxc4+ 22. Ka2 Kh8 23. Rc1 c3
24. bxc3 Qd5+ 25. c4 Qxg2 26. Rxe6 Qxh2 27. c5 Qc7 28. Rc2 Rb8 29. Qc3 Qb7 30.
c6 Qb1+ 31. Ka3 Rfc8 32. Ba6 Rc7 33. Rce2 { Sakaev,K  ( 2535 ) -Solozhenkin,E 
( 2480 ) /St Petersburg 1995/CBM 047/1-0  ( 37 )}  )( 18... Qf5+ 19. Kb3 b5 20.
axb5 cxb5 21. Rxa6 bxc4+ 22. Ka2 Rfe8 $16 )19. Kc3 { White threatens to win
material: Kc3xb4}  ( 19. Kb3 $142 b5 20. Kxb4 bxc4 21. Bxc4 Rb8+ 22. Kc3 Qa5+
23. Kc2 Qf5+ 24. Kc1 $16 )19... a5 $15 { Black has a cramped position}  20.
Rad1 ( 20. Nb6 Qd6 21. Nxc8 Nd5+ 22. Kd3 Rxc8 23. Qd2 $14 )20... Qf5 $19 21.
Qd2 $4 { White falls apart}  ( 21. Kb3 $142 b5 22. Nb6 bxa4+ 23. Kxa4 $19
)21... Rcd8 $1 { Decoy: d8}  22. Nd6 ( 22. Qxd8 Nd5+ { Double attack}  ( 22...
Nd5+ { Decoy} ))22... Nd5+ ( 22... Rxd6 $142 { and Black can celebrate victory}
 23. Qxd6 Qc2+ 24. Kd4 Qxe2 $19 )23. Qxd5 $17 Qxd5 ( 23... cxd5 $2 24. Nxf5
exf5 25. Bf3 Rc8+ 26. Kb3 $18 )24. Rxd5 cxd5 ( 24... exd5 $6 25. Nxb7 Ra8 26.
Nc5 $11 )25. Nxb7 Rc8+ 26. Kd4 Rb8 27. Ba6 Rf7 28. Nd6 $4 { White has lost his
nerve... understandable when you consider his position}  ( 28. b4 $142 Rfxb7
29. Bxb7 Rxb7 30. b5 $17 )28... Rb4+ ( 28... Rd7 $5 $142 { keeps an even firmer
grip}  29. Ne8 Kf7 30. Bb5 Kxe8 31. b4 axb4 32. Rb1 $19 )29. Kd3 ( 29. Ke3 Rd7
30. Nb5 Rb3+ 31. Kd4 e5+ 32. Kc5 Rxb2 $19 )29... Rd7 ( 29... Rc7 $5 $142 {
keeps an even firmer grip}  30. Bb5 Rb3+ 31. Kd4 Rxb2 $19 )30. Nb5 Rxa4 ( 30...
Rxb2 31. Bc8 Re7 32. Nd4 $19 )31. Rc1 Rb4 { Black threatens to win material:
Rb4xb2}  ( 31... e5 $142 32. Bc8 Re7 $17 )32. Rc8+ $2 ( 32. Bc8 $142 Re7 33.
Nd4 $17 )32... Kf7 $19 33. Kc2 e5 { Black intends d4}  ( 33... Rf4 34. Kd3 $19
)34. Nc3 ( 34. Rc5 Rf4 35. Kd3 Rf2 $19 )34... Rf4 35. Rc5 $2 ( 35. Nd1
$19)35... Rf2+ 36. Kb3 ( 36. Kd1 { does not solve anything}  36... d4 37. Ne4
Rxg2 38. Rxa5 Rxh2 $19 )36... d4 37. Bc4+ ( 37. Nd5 { cannot change destiny} 
37... a4+ $1 { Deflection: a4}  38. Ka3 Rxg2 $19 )37... Kg6 38. Bd3+ Kh6 39.
Be4 ( 39. Na4 { does not help much}  39... Rxg2 40. Rxa5 Rc7 $19 )39... dxc3
40. bxc3 Ra7 41. c4 ( 41. h3 { doesn't do any good}  41... f5 42. Bc6 Rc7 43.
Rxa5 Rxc6 44. Rxe5 f4 $19 )41... a4+ 42. Ka3 Re2 43. Bf3 Re3+ 44. Ka2 a3 45.
Rd5 Rb7 ( 45... e4 $5 $142 { and Black can already relax}  46. Bg4 Rc3 47. Rd2
$19 )46. Rd2 Rc7 ( 46... e4 { might be the shorter path}  47. Bg4 $19 )47. Rc2
( 47. Re2 { does not improve anything}  47... Rc3 48. Bd5 Kg5 $19 )47... Kg5 (
47... e4 { makes it even easier for Black}  48. Bg4 Kg5 49. Be6 $19 )48. Bd5 (
48. c5 { hardly improves anything}  48... e4 49. Be2 f5 $19 )48... Rd3 ( 48...
Rc5 { seems even better}  49. Bg8 h5 50. Bf7 $19 )49. Be4 ( 49. Bg8 { is not
the saving move}  49... e4 50. Bxh7 g6 51. h4+ Kh5 52. g4+ Kh6 $19 )49... Rd4
50. Bxh7 Rdxc4 51. Rf2 ( 51. Rxc4 { cannot change what is in store for ?} 
51... Rxc4 52. Bd3 Rc3 $19 )51... g6 52. h4+ ( 52. Bg8 { doesn't get the bull
off the ice}  52... Rc2+ 53. Rxc2 Rxc2+ 54. Kxa3 Rxg2 $19 )52... Kh6 ( 52...
Kh6 53. Rxf6 Kxh7 $19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "3.25"]
[White "Anderson-Smith, William"]
[Black "Hoile, Robert"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1904"]
[ECO "E11"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "62"]
[WhiteElo "1629"]

{ E11: Bogo-Indian } 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. Nc3 O-O 6. e3
d6 7. g3 $146 ( 7. a3 Bxc3 8. Bxc3 Ne4 9. Qc2 ( 9. Rc1 f5 10. Bd3 Nxc3 11. Rxc3
Nd7 12. O-O e5 13. dxe5 dxe5 14. Bb1 Nf6 15. c5 g6 16. Qa4 Kg7 17. c6 b6 18.
Qb5 Re8 19. Rd1 a5 20. Qa4 Ba6 21. Bd3 Bxd3 22. Rcxd3 Rad8 23. Nxe5 Rxd3 {
Mendoza,L  ( 2290 ) -Lukov,V  ( 2469 ) /Paris 2001/CBM 083 ext/1/2-1/2}  )9...
Nxc3 10. Qxc3 a5 11. Be2 a4 12. O-O Nc6 13. Rac1 e5 { 1/2-1/2 Granda Zuniga,J 
( 2540 ) -Milos,G  ( 2510 ) /Cienfuegos 1988/CBM 010}  )( 7. Qc2 c5 8. dxc5
Bxc5 9. Na4 Nc6 10. a3 a5 11. Bd3 e5 12. Ng5 g6 13. Ne4 Nh5 14. O-O Ba7 15.
Nac3 f5 16. Nd5 Qd8 17. Nec3 Qg5 18. Nc7 Rb8 19. N7b5 Bc5 20. Kh1 Bd7 21. Nd5
f4 { Brionne,T  ( 2050 ) -Tixier,D  ( 2140 ) /France 1989/TD/0-1  ( 40 )}  )(
7. Bd3 e5 8. dxe5 dxe5 9. Qc2 Bxc3 10. Bxc3 Nc6 11. a3 h6 12. O-O Re8 13. Be2
a5 14. b3 Bg4 15. Qb2 Ne4 16. Be1 Qe6 17. Rc1 Nc5 18. b4 axb4 19. axb4 e4 20.
Nd4 Nxd4 21. exd4 Bxe2 { Tabet,R-Hakki,I  ( 2405 ) /Beirut 2000/CBM 075 ext/0-1
 ( 31 )}  )( 7. Qb3 Nc6 $14 )7... Nc6 ( 7... e5 8. Bg2 $11 )8. Bg2 e5 9. dxe5 (
9. Nd5 Bxd2+ 10. Qxd2 Qd8 $11 )9... dxe5 $15 10. O-O { White castles and
improves king safety}  10... Bg4 { Black has a very active position}  ( 10...
Be6 11. Qe2 $15 )11. Qc2 $11 { Black has an active position}  11... Rad8 12. a3
Bxc3 13. Bxc3 ( 13. Qxc3 $4 Ne4 14. Qc2 Bxf3 15. Bxf3 Nxd2 ( 15... Rxd2 $6 16.
Qxe4 f5 17. Qb1 $17 )16. Bxc6 bxc6 $19 )13... Rfe8 14. Ng5 h6 15. Ne4 Nxe4 16.
Bxe4 ( { Instead of } 16. Qxe4 Qe6 $15 )16... Rd7 ( 16... Qe6 17. Bd5 Rxd5 18.
cxd5 Qxd5 19. e4 $14 )17. b4 $14 Nd8 18. b5 ( 18. c5 g6 $16 )18... c6 $14 {
Secures d5}  19. a4 Qc5 ( 19... Qe6 20. Rfb1 $11 )20. Bd3 ( 20. Rfb1 $16)20...
Rxd3 $2 ( 20... Ne6 $142 { and Black can hope to live}  21. Rab1 Ng5 $11 )21.
Qxd3 $16 e4 ( 21... Ne6 22. Rfb1 e4 23. Qxe4 $11 )22. Qd4 $18 Qg5 23. h4 Qg6
24. Kh2 ( 24. Rfb1 b6 $18 )24... Ne6 ( 24... Be6 25. a5 $16 )25. Qxa7 ( 25. Qd7
Rd8 26. Qxb7 Ng5 $14 )25... Bf3 { The black bishop on an outpost}  ( 25... Ng5
26. Rh1 Qf5 $14 )26. Qxb7 ( 26. Be5 $142 cxb5 27. axb5 $16 )26... Qg4 $11 27.
Qd7 ( 27. Qxc6 { fails to the following pretty mating combination}  27... Ng5
28. Qxe8+ Kh7 29. Qxe4+ Bxe4 30. f3 Qh3+ 31. Kg1 Qxg3+ 32. Kh1 Nxf3 33. Ra2
Qxh4+ 34. Rh2 Qxh2# )27... Rd8 { Black threatens to win material: Rd8xd7}  28.
Qe7 ( 28. Qxc6 $4 { mating quickly in 4}  28... Ng5 { Mate attack}  29. Qe8+
Rxe8 30. hxg5 Qh5+ 31. Kg1 Qh1# )28... Ng5 $2 ( 28... Rc8 29. bxc6 Rc7 30. Qxc7
Nxc7 $19 )29. Qxd8+ $18 ( 29. hxg5 $4 { is not to be advocated because of the
following mate in 2}  29... Qh5+ 30. Kg1 Qh1# )29... Kh7 30. Qd7 { White cannot
hold on to the material}  ( 30. hxg5 $4 Qh5+ 31. Kg1 Qh1# )30... Qxd7 31. hxg5
Qg4 ( 31... Qg4 32. g6+ Kxg6 33. Bf6 gxf6 34. bxc6 Qh5+ 35. Kg1 Qh1# ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.1"]
[White "Tao, Trevor"]
[Black "Rogers, Ian"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "2624"]
[ECO "B30"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "83"]
[WhiteElo "2354"]

{ B50: Sicilian: 2...d6, Miscellaneous } 1. e4 c5 2. Nf3 Nc6 3. b3 d6 4. Bb5 e5
5. O-O Nf6 6. c3 ( 6. Bb2 Nxe4 7. b4 Qb6 8. Bxc6+ bxc6 9. Nc3 Nxc3 10. Bxc3
cxb4 11. Rb1 a5 12. a3 Be7 13. axb4 a4 14. Re1 Bf5 15. d4 e4 16. d5 c5 17. bxc5
Qxc5 18. Bb4 Qc4 19. Nd4 Bg6 20. Nc6 f5 { Hajauri,A  ( 2261 ) -Kryakvin,D  (
2469 ) /Moscow 2006/CBM 110 ext/0-1  ( 41 )}  )6... Bd7 7. d4 Qc7 $146 ( 7...
cxd4 8. cxd4 exd4 9. Nxd4 Be7 10. Nc3 O-O 11. Bb2 a6 12. Be2 Qa5 13. Nc2 Rfe8
14. Kh1 Bf8 15. f3 Rad8 16. Ne3 Be6 17. Bc4 Bxc4 18. Nxc4 Qh5 19. Ne3 Ne7 20.
Ne2 d5 21. e5 Nd7 22. Ng3 { Runic,Z  ( 2448 ) -Jankovic,A  ( 2273 ) /Bosnjaci
2002/CBM 086 ext/1-0}  )( 7... cxd4 8. cxd4 Be7 9. d5 $14 )8. d5 $16 { White
threatens to win material: d5xc6}  8... Nb8 9. Bxd7+ Nbxd7 10. Qe2 g6 11. c4
Bg7 12. Nc3 O-O 13. Bd2 a6 { Secures b5}  14. a3 b6 15. Rab1 Rfc8 16. Rfc1 Rab8
17. Ne1 Qb7 18. b4 Qc7 19. Nd3 Bf8 ( 19... cxb4 20. Nxb4 Nc5 21. Qf3 $16 )20.
f3 ( 20. b5 a5 $18 )20... cxb4 21. Rxb4 ( 21. Nxb4 Nc5 $16 )21... Nc5 $14 { A
comfortable square for the black knight}  22. Be3 Nfd7 23. Kh1 h5 ( 23... Bg7
24. Rbb1 $14 )24. a4 ( 24. Na2 h4 $14 )24... Kh7 { Black has a cramped
position}  25. Rcb1 a5 { Black threatens to win material: a5xb4}  ( 25... Bh6
$5 $11)26. Nb5 $14 { White threatens to win material: Nb5xc7. Praise the
knight!}  26... Qd8 27. R4b2 Nxa4 { Black has a new protected passed pawn: a5} 
28. Ra2 { White threatens to win material: Ra2xa4}  28... Rxc4 29. Rxa4 ( 29.
Nf2 Rbc8 30. Nd1 Nb8 $14 )29... Rxa4 $11 { Black wins the exchange}  30. Qc2
Rb4 31. Nxb4 axb4 32. Rxb4 Ra8 33. h3 Nc5 34. Rb1 Bh6 { Black threatens to win
material: Bh6xe3}  35. Bf2 Kg8 36. Nc3 Ra6 37. Qe2 Qa8 38. Nb5 { White
threatens to win material: Nb5xd6}  38... Ra2 { Black threatens to win
material: Ra2xe2}  39. Qf1 Bf8 40. Nc3 { White threatens to win material:
Nc3xa2}  40... Ra3 { Black threatens to win material: Ra3xc3}  41. Nb5 { White
threatens to win material: Nb5xa3}  41... Ra2 42. Nc3  1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.2"]
[White "Antic, Dejan"]
[Black "Toth, Andras"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2421"]
[ECO "E97"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "51"]
[WhiteElo "2471"]

{ E97: King's Indian: Classical Main Line  ( 6...e5 7 0-0 Nc6 ) : 8 Be3 and 8 d5
Ne7, not 9 Ne1 } 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7.
O-O Nc6 8. d5 Ne7 9. b4 a5 10. bxa5 Rxa5 11. a4 c5 ( 11... Nh5 12. Re1 f5 13.
Ra3 Kh8 14. exf5 Bxf5 15. Ng5 Nf4 16. Bxf4 exf4 17. Ne6 Bxe6 18. dxe6 Re5 19.
Bf3 Qc8 20. Bg4 h5 21. Bh3 b6 22. Nd5 Qd8 23. g3 Nxd5 24. cxd5 Rxe1+ 25. Qxe1
Be5 26. Rf3 { Kobalia,M  ( 2647 ) -Haimovich,T  ( 2435 ) /Biel 2006/CBM 113
ext/1-0  ( 42 )}  )12. Ra3 Nd7 { Black has a cramped position. Black's piece
can't move: c8}  ( 12... Ra6 13. Ne1 h6 14. Nd3 Nd7 15. f3 f5 16. Nf2 Nf6 17.
g3 g5 18. Bd2 Rf7 19. Qc2 Bf8 20. Rb1 Rg7 21. Bd3 f4 22. g4 h5 23. h3 Ng6 24.
Kf1 Rh7 25. Ke2 Be7 26. Nb5 Kf7 27. Raa1 { Irwanto,S  ( 2452 ) -Spasov,V  (
2578 ) /Turin 2006/CBM 113/1/2-1/2}  )( 12... Ne8 13. Nb5 Ra6 14. g3 f5 15.
exf5 gxf5 16. Nh4 Ng6 17. Ng2 Nf6 18. f4 Ne4 19. Bd3 exf4 20. Nxf4 Qe7 21. Qe2
Bd7 22. Ne6 Bxe6 23. dxe6 Raa8 24. g4 Ne5 25. gxf5 Nxd3 26. Rxd3 Qh4 27. Bf4 {
Antic,D  ( 2470 ) -Radovanovic,D  ( 2346 ) /Leskovac 2002/CBM 086 ext/1-0  ( 31
)}  )13. Nb5 $146 { White threatens to win material: Nb5xd6. The knight
dominates}  ( 13. Qc2 Ra6 14. g3 Kh8 15. Nh4 f5 16. exf5 gxf5 17. f4 e4 18. Bb2
Ng6 19. Ng2 Bd4+ 20. Kh1 Qf6 21. Rb1 Qg7 22. Nb5 Bxb2 23. Qxb2 Nf6 24. Nc3 Kg8
25. Nd1 h5 26. h4 Ng4 27. Qxg7+ Kxg7 { Hernandez,H  ( 2426 ) -Flores,D  ( 2448
) /Santiago de Cuba 2004/CBM 100 ext/1-0  ( 38 )}  )13... Ra6 { Black has a
cramped position. Black's piece can't move: c8}  14. Nh4 f5 ( 14... Bf6 15. Qd2
$14 )15. exf5 $14 Nxf5 16. Nxf5 gxf5 17. f4 e4 { Black gains space}  18. g4
fxg4 ( 18... Nb6 19. g5 $14 )19. Bxg4 $16 Nb6 ( 19... Nf6 20. Bxc8 Qxc8 $16
)20. Be6+ ( 20. Bxc8 Qxc8 21. Kh1 Nd7 $18 )20... Kh8 ( 20... Bxe6 $5 $142 {
would keep Black in the game}  21. dxe6 Qe7 $14 )21. Qc2 $16 Qf6 ( 21... Bxe6
22. dxe6 Nxc4 23. Qxc4 $18 )22. Qxe4 Bxe6 ( 22... Rxa4 23. Rh3 h6 24. Nxd6 Nxd5
25. Nxc8 Nc3 26. Rxc3 Qxc3 $18 )23. dxe6 ( 23. Qxe6 $6 Nxc4 24. Ra2 Raa8 $11
)23... Qg6+ ( 23... Qe7 24. a5 d5 25. cxd5 Nxd5 26. Qxd5 Rxe6 27. Rg3 $18 )24.
Qxg6 hxg6 25. Nxd6 ( 25. Nc7 $5 $142 { makes it even easier for White}  25...
Bd4+ 26. Kh1 Nc8 $18 )25... Bf6 $6 { just waiting for the end}  ( 25... Nc8 26.
Nxb7 Rxe6 $18 )26. f5 ( 26. f5 Nxa4 27. Bh6 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.3"]
[White "Scott, Ronald"]
[Black "Johansen, Darryl Keith"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "2445"]
[ECO "B88"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "66"]
[WhiteElo "2172"]

{ B88: Sicilian: Sozin Attack } 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3
d6 6. Bc4 Nf6 7. O-O Be7 8. Kh1 O-O 9. Bb3 Na5 10. Bg5 $146 ( 10. Qd3 a6 11.
Bg5 b5 12. Rad1 ( 12. f4 Qc7 13. Rae1 Nxb3 14. axb3 Bb7 15. b4 Rac8 16. f5 Qd7
17. Nb3 Rfd8 18. Qh3 Ba8 19. fxe6 Qxe6 20. Qd3 Qc4 21. Nd4 Qxd3 22. cxd3 Rd7
23. Nf5 Bd8 24. Rc1 Bb7 25. Ne2 Rxc1 26. Rxc1 g6 { Kruppa,Y  ( 2435 )
-Sherbakov,R/Nabereznye Chelny 1988/TD/0-1  ( 40 )}  )12... Nxb3 13. axb3 Bb7
14. f3 Rc8 15. Nce2 { 1/2-1/2 Mamedov,N  ( 2519 ) -Babaev,R  ( 2481 ) /Baku
2006/CBM 112 ext}  )( 10. Qf3 Nxb3 11. axb3 Bd7 12. Be3 a6 13. h3 b5 14. Rfd1
Qc7 15. Rd2 Rfb8 16. e5 dxe5 17. Ndxb5 Qc8 18. Nd6 Bxd6 19. Rxd6 Ne8 20. Rd2
Bc6 21. Qg3 Qc7 22. f4 e4 23. Bd4 Rd8 24. Rad1 Qe7 { Pochinkov,A  ( 2176 )
-Bedny,Y  ( 2298 ) /St Petersburg 2004/CBM 100 ext/0-1  ( 72 )}  )10... b6 11.
f4 Bb7 ( 11... h6 12. Bxf6 Bxf6 13. Ndb5 $11 )12. Bxe6 $14 fxe6 13. Nxe6 {
Black wins a piece}  13... Qd7 14. Nxf8 Bxf8 ( 14... Rxf8 15. Qd3 $14 )15. Qd3
{ White has an active position}  15... Qe6 { The pressure on e4 grows}  ( 15...
Qf7 16. Bxf6 gxf6 17. Rae1 $16 )16. Rae1 ( 16. Bxf6 Qxf6 17. Nd5 Qf7 $16 )16...
Re8 ( 16... Rc8 17. Bh4 $14 )17. Bxf6 $16 Qxf6 18. b4 { White threatens to win
material: b4xa5}  18... Nc6 { Black threatens to win material: Nc6xb4}  19. Nd5
{ Here comes the goal-getter}  19... Qf7 20. c4 Nb8 21. Re3 Nd7 22. a3 ( 22.
Rfe1 $14 $142)22... Rc8 $2 ( 22... b5 $5 { should be considered}  23. cxb5 Bxd5
24. exd5 Rxe3 25. Qxe3 Nb6 $14 )23. Kg1 ( 23. e5 Qe6 24. f5 Qh6 $18 )23... h6 (
23... Nf6 24. b5 $16 )24. Rg3 ( 24. e5 Re8 25. Nc7 Nxe5 26. fxe5 Qxc7 $18
)24... Nf6 25. Qd4 $4 { gives the opponent new chances}  ( 25. a4 a6 26. b5 Rc5
$14 )25... Be7 $4 { allows the opponent back into the game}  ( 25... Nxd5 $142
{ and Black is still in the game}  26. cxd5 Ba6 $15 )26. Nxe7+ $16 Qxe7 27. e5
dxe5 28. fxe5 ( 28. Qxe5 $6 Qf7 $11 )28... Ne4 29. Rg4 $4 { White threatens to
win material: Rg4xe4. a transit from better to worse}  ( 29. Rd3 $16 $142)29...
Rd8 $17 { Black threatens to win material: Rd8xd4}  30. Qe3 { White threatens
to win material: Qe3xh6}  30... Qxe5 31. Re1 ( 31. Rgf4 Qd4 32. Qxd4 Rxd4 33.
Rf8+ Kh7 $15 )31... Rd4 ( 31... Qd4 32. h4 $17 )32. Qxh6 Rxc4 33. Qe3 Bd5 
1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.4"]
[White "Chapman, Mark"]
[Black "Nguyen, Giang"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2097"]
[ECO "B03"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "99"]
[WhiteElo "2444"]

{ B03: Alekhine's Defence: Four Pawns Attack } 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4.
c4 Nb6 5. f4 g6 6. Nc3 Bg7 7. Be3 { Black has a cramped position}  7... Bf5
$146 ( 7... Be6 8. Nf3 ( 8. d5 Bc8 9. Nf3 c6 10. Be2 O-O 11. O-O Bg4 12. Qd2
Bxf3 13. Rxf3 cxd5 14. cxd5 dxe5 15. fxe5 Bxe5 16. Bh6 N8d7 17. Bxf8 Qxf8 18.
Ne4 Qg7 19. Raf1 Nf6 20. Nxf6+ exf6 21. d6 Rd8 22. Rd3 Nc4 { Petr,M  ( 2416 )
-Sergeev,V  ( 2455 ) /Usti nad Orlici 2006/CBM 112 ext/1/2-1/2}  )( 8. b3 O-O
9. Qd2 c5 10. dxc5 N6d7 11. cxd6 exd6 12. Qxd6 Nc6 13. Be2 Re8 14. Qd2 f6 15.
Nf3 fxe5 16. O-O exf4 17. Bxf4 Nde5 18. Ng5 Bf5 19. Nd5 b5 20. Kh1 bxc4 21.
bxc4 Rb8 22. Rad1 h6 { Fercec,N  ( 2466 ) -Kostrun,S  ( 2204 ) /Pula 2002/CBM
088 ext/1-0  ( 41 )}  )8... O-O 9. Nd2 dxe5 10. fxe5 c5 11. d5 Bf5 12. Bf4 e6
13. d6 Nc6 14. Nf3 Nd7 15. h3 Ndxe5 16. Bxe5 Bxe5 17. g4 Bxc3+ 18. bxc3 Be4 19.
Be2 Qf6 20. Rc1 Qf4 21. Rg1 Bxf3 22. Bxf3 { Schmidt,S-Haakert,J  ( 2315 )
/Germany 1988/GER-chT2/0-1  ( 37 )}  )( 7... dxe5 8. dxe5 Qxd1+ 9. Rxd1 Be6 (
9... c6 10. Be2 O-O 11. Nf3 Bg4 12. O-O f6 13. c5 Nd5 14. Nxd5 cxd5 15. Rxd5
fxe5 16. Bc4 e6 17. Rxe5 Re8 18. Rg5 Bxf3 19. Rxf3 Nc6 20. f5 Ne5 21. Bxe6+
Rxe6 22. fxe6 Nxf3+ 23. gxf3 Re8 24. Rd5 { Castillo Gallego,S  ( 2113 ) -Rojo
Huerta,G  ( 2384 ) /Linares 2000/CBM 075/1-0  ( 37 )}  )10. b3 f6 11. c5 N6d7
12. Nb5 Na6 13. c6 bxc6 14. Nd4 Nac5 15. b4 fxe5 16. fxe5 Bg4 17. bxc5 Bxd1 18.
Kxd1 Nxe5 19. Ne6 Ng4 20. Kd2 Rb8 21. Nxg7+ Kf7 22. Ne6 { Cheparinov,I  ( 2555
) -Grunberg,M  ( 2401 ) /Antalya 2004/CBM 101/1-0  ( 48 )}  )( 7... Be6 $5 $11
{ is an interesting idea} )8. c5 $16 Nc8 9. Qb3 b6 10. Bc4 O-O 11. Nf3 Nc6 12.
Bd5 { White threatens to win material: Bd5xc6}  ( 12. Qa4 Nb8 $16 )12... Na5
$14 { Black threatens to win material: Na5xb3}  13. Qa4 { Black has a cramped
position. Black's pieces can't move: a5+c8}  13... Bd7 ( 13... Rb8 $5 14. Be4
Bxe4 15. Nxe4 dxe5 16. fxe5 Qd5 $14 )14. c6 $16 Be6 $4 { strolling merrily down
the path to disaster}  ( 14... Bf5 $142 15. Nd2 e6 $16 )15. Bxe6 $18 fxe6 16.
Ng5 dxe5 17. fxe5 Bxe5 ( 17... Nd6 18. Nxe6 ( 18. exd6 $6 exd6 19. Nxe6 Qh4+
20. g3 Qg4 21. Nxf8 Qf3 $18 )18... Qc8 19. Nxf8 $18 ( 19. exd6 $2 { fails to} 
19... Qxe6 20. Nd1 exd6 $19 )( 19. Nxg7 Ndc4 20. Bf2 Rxf2 21. Kxf2 Qg4 $14
))18. Nxe6 Qd6 19. Nxf8 ( 19. dxe5 $6 { is much weaker}  19... Qxe6 20. O-O-O
Nd6 $16 )19... Bxh2 ( 19... Bf4 { is not the saving move}  20. Nb5 Qxc6 21. d5
Qxd5 22. Qxf4 Qxb5 23. Ne6 $18 )20. O-O-O ( 20. Nxh7 { might be the shorter
path}  20... Qg3+ 21. Kf1 Qxe3 22. Rxh2 Nd6 $18 )20... Bf4 21. Rde1 Bxe3+ 22.
Rxe3 Qf4 23. Nd5 Qg5 ( 23... Qxf8 { there is nothing better in the position} 
24. Qb4 Qf7 25. Nxc7 Qf4 $18 )24. Nxh7 Qxd5 25. Rxe7 $1 { Double attack:
d5/g8.}  25... Qxg2 ( 25... Nxe7 26. Nf6+ { Double attack}  )26. Ree1 ( 26.
Nf6+ Kf8 27. Reh7 Qg5+ 28. Kd1 Ne7 29. Nd7+ Kg8 30. Rh8+ Kf7 31. Ne5+ Kf6 32.
Rxa8 Qg2 33. Rf8+ Kg7 34. Rf7+ Kg8 $18 )26... Nd6 27. d5 $1 { Decoy: d5}  27...
Nac4 ( 27... Qxd5 28. Nf6+ { Double attack}  ( 28. Nf6+ { Decoy} ))28. Qc2
Qxc2+ 29. Kxc2 Nf5 30. Nf6+ ( 30. Rh3 $5 { seems even better}  30... Ncd6 $18
)30... Kf7 31. Ng4 Kg7 32. b3 Na3+ 33. Kb2 Nb5 34. Ne3 Nbd6 35. Nc4 Rd8 36. Re6
( 36. Nxd6 { keeps an even firmer grip}  36... Rxd6 37. Re5 a6 $18 )36... Nf7 (
36... Nc8 37. Rd1 $18 )37. Rg1 g5 ( 37... Rxd5 38. Rexg6+ Kh7 39. Re6 $18 )38.
Ne3 Nxe3 39. Rxe3 Rxd5 40. Re7 Kf6 41. Rxc7 Ne5 42. Rc8 ( 42. Rh7 $5 { and
White can already relax}  42... Nxc6 43. Rh6+ Kf5 44. Rxc6 Rd2+ 45. Ka3 Rd5 $18
)42... Rc5 43. Rd1 Ke7 44. c7 g4 ( 44... Rc6 45. Kb1 Nd7 46. a3 $18 )45. b4 Rc4
46. Kb3 b5 ( 46... a5 { doesn't get the bull off the ice}  47. a3 axb4 48. Rd5
bxa3 49. Rxe5+ Kd7 50. Rce8 Rxc7 51. R5e7+ Kd6 52. Rxc7 Kxc7 53. Kxa3 $18 )47.
Rd5 Nf7 ( 47... Nf3 { desperation}  48. Rd3 Ne5 $18 )48. Rc5 Nd6 ( 48... Rxc5 {
cannot change what is in store for ?}  49. bxc5 Kd7 50. Rf8 Kxc7 51. Rxf7+ Kc6
52. Kb4 a5+ 53. Kxa5 Kxc5 54. Rf5+ Kd6 55. Kxb5 $18 )49. Rg8 ( 49. Rd8 $142 {
and White has it in the bag}  49... Nc8 50. Rxc8 Rxc5 51. bxc5 Kd7 $18 )49...
Kd7 ( 49... a5 50. Rd8 Nc8 51. Rxc4 bxc4+ 52. Kxc4 axb4 53. Rxc8 Kd7 54. Rd8+
Kxc7 $18 )50. Rd8+ ( 50. Rd8+ Ke7 51. Rxd6 Kxd6 52. c8=Q Rxc5 53. bxc5+ Ke5 54.
c6 g3 55. c7 g2 56. Qe8+ Kf6 57. c8=Q g1=Q 58. Qce6+ Kg5 59. Qe5+ Kh6 60. Q8h5#
) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.5"]
[White "Goldsmith, Alan D"]
[Black "Sandler, Leonid"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2345"]
[ECO "B47"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "61"]
[WhiteElo "2081"]

{ B47: Sicilian: Taimanov: 5 Nc3 Qc7 6 f4, 6 g3 and 6 Be2 } 1. e4 c5 2. Nf3 e6
3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Bg5 a6 7. Be2 Nf6 8. O-O Be7 9. a4 $146 {
White has an active position}  ( 9. Kh1 Ng4 ( 9... d6 10. f4 h6 11. Bh4 Nxe4
12. Nxe4 Bxh4 13. f5 d5 14. fxe6 O-O 15. exf7+ Rxf7 16. Rxf7 Qxf7 17. Nd6 Qf6
18. Nxc8 Rxc8 19. Nxc6 bxc6 20. Bxa6 Re8 21. g3 Bg5 22. Kg2 Qxb2 23. Bd3 Rf8
24. a4 { Timoscenko,G  ( 2455 ) -Plachetka,J  ( 2400 ) /Belgrade 1988/CBM
010/1-0  ( 32 )}  )( 9... O-O 10. f4 d6 11. f5 Bd7 12. fxe6 fxe6 13. Bc4 Nxd4
14. Qxd4 Rac8 15. Bb3 Qc5 16. Qxc5 Rxc5 17. Be3 Rh5 18. Bd4 Kh8 19. Bxf6 Rxf6
20. Rxf6 Bxf6 21. Rf1 Re5 22. g4 h6 23. Rd1 Be7 24. Rd4 { Kearns,C-Sergin,M  (
2074 ) /Bad Zwesten 2006/CBM 110 ext/1/2-1/2  ( 53 )}  )10. Bxg4 Bxg5 11. Nde2
Bf6 12. f4 d6 13. Qd3 b5 14. Rad1 Be7 15. Nd4 Nxd4 16. Qxd4 O-O 17. f5 Qc5 18.
Qd3 Qe5 19. fxe6 Bxe6 20. Bf5 g6 21. Bxe6 fxe6 22. Qh3 b4 23. Ne2 Rxf1+ {
Kovacs,L-Szily,J/Hungary 1965/MCD/0-1  ( 56 )}  )( 9. Nf3 b5 10. a3 Bb7 11. Qd2
d6 12. Rad1 Rd8 13. Bh4 O-O 14. Qf4 Ne5 15. Nxe5 dxe5 16. Qe3 Bc5 17. Qf3 Rxd1
18. Rxd1 Nxe4 19. Nxe4 f5 20. Rd7 Qxd7 21. Nxc5 Bxf3 22. Nxd7 Bxe2 23. Nxf8
Kxf8 { Bibiloni,J-Paglilla,C  ( 2325 ) /Buenos Aires 1993/TD/0-1  ( 50 )}  )(
9. Be3 b5 $11 )9... O-O ( 9... Ng4 10. Bxg4 Bxg5 11. Nce2 $11 )10. h4 ( 10. Nf3
h6 11. Be3 Ng4 $11 )10... d6 ( 10... Rd8 11. Qd3 $15 )11. g4 ( 11. h5 h6 12.
Be3 Nb4 $11 )11... Bd7 12. h5 { White gets more space}  12... d5 13. h6 $2 (
13. exd5 $5 { should be examined more closely}  13... Nxd4 14. Qxd4 $11 )13...
dxe4 ( 13... Nxe4 14. Nxe4 dxe4 15. Qd2 $17 )14. hxg7 ( 14. Nxc6 Bxc6 ( 14...
bxc6 $143 15. Nxe4 Rfe8 16. Qd3 $11 )( 14... Qxc6 $143 15. hxg7 Rfe8 16. a5 $11
)15. Qc1 g6 $17 )14... Rfd8 ( 14... Kxg7 15. Qd2 Kh8 16. Nb3 $17 )15. Nb3 ( 15.
Nxc6 $5 $142 Bxc6 16. Qc1 $17 )15... Nxg4 $1 $19 { Discovered attack: f6,
e7-g5}  ( 15... Kxg7 $6 16. Qd2 $17 )16. Bxg4 ( 16. Bxg4 Bxg5 { Discovered
attack}  )( 16. -- Qh2# { Mate threat}  )16... Bxg5 17. Nxe4 Be7 18. Ng3 Ne5
19. Bh5 $2 ( 19. Nd4 $19 $142)19... Bb5 20. axb5 Rxd1 21. Raxd1 ( 21. Bxd1 {
does not solve anything}  21... Kxg7 22. Kg2 Kh8 $19 )21... Qxc2 22. Nd4 Qxb2
23. Ne4 ( 23. Rfe1 { does not win a prize}  23... Bf6 24. Re2 Qb4 $19 )23...
Rd8 24. Rd2 Qb4 ( 24... Rxd4 $6 { is a weaker possibility}  25. Rxb2 Rxe4 26.
bxa6 bxa6 27. Ra1 $15 )25. Rfd1 Kxg7 26. f4 ( 26. bxa6 { the last chance for
counterplay}  26... bxa6 27. Be2 $19 )26... Nc4 27. Rg2+ Kf8 28. f5 ( 28. Ng5 {
hardly improves anything}  28... Bc5 29. Kh2 Rxd4 30. Nxh7+ Ke7 31. Rxd4 Bxd4
$19 )28... Ne3 29. fxe6 Nxg2 30. Rf1 Qxd4+ 31. Kh1  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.6"]
[White "Chow, Samuel"]
[Black "Dragicevic, Domagoj"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2087"]
[ECO "A10"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "66"]
[WhiteElo "2297"]

{ A17: English Opening: 1...Nf6 with ...Bb4 } 1. c4 b6 2. e4 e6 3. Nc3 Bb7 4.
Nf3 Nf6 5. e5 Ne4 6. Qc2 ( 6. Bd3 Nxc3 7. dxc3 Be7 8. Bf4 d6 9. Qe2 Nd7 10.
O-O-O dxe5 11. Nxe5 Bg5 12. Qe3 Bxf4 13. Qxf4 Qf6 14. Qxf6 Nxf6 15. f3 Ke7 16.
c5 bxc5 17. Bb5 Rad8 18. Bc6 Ba6 19. f4 Rd6 20. Bf3 Nd5 { Van Wely,L  ( 2697 )
-Gavrikov,V  ( 2578 ) /Tallinn 2002/CBM 087/0-1  ( 47 )}  )( 6. Nxe4 Bxe4 7.
Be2 Be7 8. O-O O-O 9. d4 d6 10. Be3 Nd7 11. Rc1 dxe5 12. Nxe5 Nxe5 13. dxe5
Qxd1 14. Rfxd1 Rfd8 15. f3 Rxd1+ 16. Rxd1 Bc6 17. Kf2 Kf8 18. f4 Ke8 19. Bf3
Bxf3 20. Kxf3 Rd8 { Tverdohlebov,V  ( 2336 ) -Dinger,F  ( 2209 ) /Krakow
2006/CBM 110 ext/1/2-1/2  ( 44 )}  )6... Nxc3 7. Qxc3 Be7 8. Be2 $146 ( 8. a3
d6 9. d4 O-O 10. Be2 Nd7 11. O-O Rc8 12. Bf4 Bxf3 13. Qxf3 Bg5 14. exd6 Bxf4
15. Qxf4 cxd6 16. Qxd6 Nf6 17. Qe5 Qd7 18. Rac1 Rfd8 { 1/2-1/2 Fongers,J  (
2064 ) -Schouwerwou,X/Rotterdam 1999/CBM 073 ext}  )8... O-O 9. O-O d6 ( 9...
f6 10. d4 $11 )10. d4 $14 c5 11. dxc5 ( 11. Rd1 Nd7 $14 )11... dxc5 $11 12. Be3
Qc7 13. Bd3 Nd7 14. Bf4 { Black has a cramped position}  14... Rfd8 15. Rae1
Nf8 16. Bc2 Ng6 17. Bg3 a6 18. Nd2 Rd4 { Menacing}  19. f4 { White has an
active position}  19... Bh4 20. Bxg6 Bxg3 21. Bxh7+ Kxh7 22. hxg3 Rad8 23. Nf3
{ White threatens to win material: Nf3xd4}  23... Rd3 24. Qc2 g6 ( 24... Kg8
25. Re2 $11 )25. Re2 ( 25. Rd1 Qd7 26. Rxd3 Qxd3 27. Qxd3 Rxd3 $14 )25... Kg7
26. g4 Qd7 27. Rff2 Rd1+ 28. Kh2 Qe7 29. Ng5 Qd7 30. Ne4 ( 30. Re3 $5 $142 {
looks like a viable alternative}  30... Rh8+ 31. Rh3 Rxh3+ 32. Nxh3 $14 )30...
Qd4 $17 31. Nd2 Ra1 { Black threatens to win material: Ra1xa2}  ( 31... Rh8+
$142 32. Kg3 Rhh1 $19 )32. Nf1 $4 { ignoring the path to victory}  ( 32. Kg3
Rxa2 33. Nf3 Qd3 $11 )32... Rxa2 ( 32... Rh8+ $142 { and the result of the game
is clear: Black will win}  33. Kg3 Qd8 $19 )33. Rd2 $14 Rh8+  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.7"]
[White "West, Guy"]
[Black "Hacche, David J"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2036"]
[ECO "B06"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "45"]
[WhiteElo "2291"]

{ B06: Modern Defence } 1. e4 g6 2. d4 Bg7 3. Nf3 a6 ( 3... d5 4. e5 c5 5. dxc5
Nc6 6. Nc3 d4 7. Nb5 Bg4 8. Nbxd4 Qa5+ 9. c3 Qxc5 10. Qa4 Bd7 11. Nb3 Qd5 12.
Bc4 Qe4+ 13. Be3 Qg4 14. O-O-O Nxe5 15. Nxe5 Qxd1+ 16. Rxd1 Bxa4 17. Nxf7 Nf6
18. Nxh8 { Svidler,P  ( 2713 ) -Chernyshov,K  ( 2524 ) /Voronezh 2003/CBM 094
ext/1-0  ( 46 )}  )4. c3 $146 ( 4. a4 c5 ( 4... b6 5. Nc3 Bb7 6. Bc4 e6 7. O-O
Ne7 8. Re1 d6 9. e5 O-O 10. Bg5 h6 11. Bf4 Kh7 12. Qe2 d5 13. Bd3 c5 14. Qd2
Nbc6 15. a5 Nxa5 16. dxc5 bxc5 17. Na4 Nc4 18. Bxc4 dxc4 19. Qxd8 { Ozgibcev,A 
( 2433 ) -Starosek,K  ( 2488 ) /Internet 2004/CBM 104 ext/0-1  ( 49 )}  )5. c3
cxd4 6. cxd4 d5 7. exd5 Nf6 8. Nc3 Nxd5 9. Bc4 Nxc3 10. bxc3 Qc7 11. Qb3 O-O
12. Ng5 e6 13. Ba3 Re8 14. O-O Nc6 15. Bd3 Na5 16. Qb4 Bd7 17. Qd6 Qxd6 18.
Bxd6 Rac8 { Blauert,J  ( 2275 ) -Backwinkel,P  ( 2325 ) /Bad Neuenahr 1989/CBM
015/0-1  ( 36 )}  )( 4. Nc3 b5 5. a4 b4 6. Nd5 a5 7. Bd3 e6 8. Nf4 Bb7 9. O-O
Ne7 10. Qe2 O-O 11. h4 h6 12. c3 d6 13. Bd2 e5 14. dxe5 dxe5 15. Nh3 Nbc6 16.
Bb5 Bc8 17. Rad1 Bxh3 18. gxh3 Qc8 { Shaposhnikov,E  ( 2538 ) -Moskvin,V  (
2691 ) /Internet 2006/CBM 112 ext/1/2-1/2  ( 42 )}  )( 4. Bd3 d6 5. O-O e5 6.
c3 Nc6 7. Be3 Nf6 8. h3 O-O 9. Nbd2 Nh5 10. Re1 Nf4 11. Bf1 h6 12. d5 Ne7 13.
c4 g5 14. c5 f5 15. cxd6 cxd6 16. g3 fxe4 17. gxf4 gxf4 18. Nxe4 fxe3 {
Mladenov,I  ( 2207 ) -Marholev,D  ( 2423 ) /Sunny Beach 2005/CBM 108
ext/1/2-1/2  ( 70 )}  )4... d6 { Prevents intrusion on e5}  5. h3 { Controls
g4}  5... Nd7 6. Bd3 e5 7. O-O Ne7 8. Re1 { Black's piece can't move: c8}  8...
O-O 9. dxe5 ( 9. Be3 exd4 10. cxd4 d5 $14 )9... dxe5 ( 9... Nxe5 10. Nxe5 dxe5
11. Qe2 $11 )10. Bf1 Nc5 11. Qc2 Qd7 12. Nbd2 b5 ( 12... Rd8 13. Nc4 f6 14. b3
$14 )13. b4 $14 { White threatens to win material: b4xc5}  13... Ne6 14. Nb3
Nc6 ( 14... Qe8 15. Be3 $16 )15. Be3 Qe7 16. a4 bxa4 ( 16... Rb8 $5 $16)17. Nc5
Rd8 18. Qxa4 Nb8 ( 18... Qe8 19. Nxe6 Bxe6 20. Ng5 $18 )19. Red1 Rxd1 ( 19...
Nf4 20. Rxd8+ Qxd8 21. Rd1 $18 )20. Rxd1 ( 20. Qxd1 $6 Nf4 $18 )20... h6 (
20... Nf4 21. Bc4 h6 22. Qa2 $18 )21. Bc4 ( 21. Nxe6 { might be the shorter
path}  21... Bxe6 22. Bc5 Bd7 23. Bxe7 Bxa4 24. Rd8+ Kh7 $18 )21... c6 ( 21...
Nd8 22. Bd5 c6 23. Bc4 $18 )22. Qa5 Nc7 ( 22... Kh7 $18 { praying for a
miracle} )23. Na4 ( 23. Na4 Nb5 24. Rd8+ Kh7 25. Rxc8 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.8"]
[White "Ayris, Tony"]
[Black "Obst, James"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "2234"]
[ECO "B40"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "124"]
[WhiteElo "2094"]

{ B40: Sicilian: 2...e6, Unusual lines } 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4
Qb6 5. Nb3 Qc7 6. Nc3 a6 7. Be2 Nf6 8. O-O b5 9. a3 ( 9. Bf3 Nc6 10. g3 Bb7 11.
Bg2 d6 12. Re1 Be7 13. a4 b4 14. Na2 O-O 15. Bf4 Rfd8 16. Qd2 Rab8 17. Rac1 Ne5
18. Nxb4 Bxe4 19. Nxa6 Qb7 20. Rxe4 Nxe4 21. Nxb8 Nxd2 22. Bxb7 Nxb3 23. cxb3
Rxb8 { Anand,V  ( 2715 ) -Polgar,J  ( 2630 ) /Monte Carlo 1995/CBM 046 ext/1-0 
( 32 )}  )9... Bb7 10. Bf3 d6 { Black has a cramped position}  11. Bf4 $146 (
11. Re1 Nbd7 12. Bg5 Be7 13. Qd2 Rc8 14. Rad1 O-O 15. g3 Ne5 16. Qf4 Nxf3+ 17.
Qxf3 Nxe4 18. Nxe4 Bxg5 19. Qh5 Bxe4 20. Rxe4 Qxc2 21. Qf3 Qxb2 22. Rxe6 Rc3
23. Rd3 { 0-1 Perez Gutierrez,N  ( 1261 ) -Pereda de Pablo,E  ( 1567 ) /Santa
Cruz de Tenerife 2002/CBM 086ext}  )( 11. Na5 $1 Qxa5 12. e5 $11 )11... Nbd7
$11 12. Re1 { White has a very active position}  12... Ne5 13. Be2 Rc8 14. Bd3
Be7 15. Qe2 { White has an active position}  15... O-O { Black castles and
improves king safety}  16. Bg3 Qb6 17. Qe3 Qxe3 18. Rxe3 Bd8 19. h3 { Covers
g4}  19... Bb6 20. Re2 Nxd3 21. cxd3 d5 22. exd5 Nxd5 ( 22... Bxd5 $5 23. Nxd5
Nxd5 $17 ( 23... exd5 $6 24. Kf1 $11 ))23. Ne4 $15 Bc7 ( 23... Ba8 $15)24. Nd6
( 24. Nec5 $5 $142 { and White can hope to live}  24... Bxg3 25. fxg3 $11
)24... Bxd6 $17 25. Bxd6 Rfd8 26. Bg3 Nb6 27. d4 Na4 28. Rd1 Bd5 { Black
threatens to win material: Bd5xb3. A sound move}  29. Na5 Nb6 30. Red2 ( 30. f3
Kf8 $15 )30... Nc4 31. Nxc4 Rxc4 32. Bh4 ( 32. Rd3 Rdc8 $15 )32... Rdc8 ( 32...
f6 33. f3 $17 )33. Be7 $15 Rc2 34. Bb4 Bb3 35. Rxc2 { White has a mate threat} 
35... Rxc2 36. Rd2 Rc1+ 37. Kh2 f6 38. Bc3 Kf7 39. Kg3 Ke7 40. f3 Kd6 41. Kf2
Kd5 42. Re2 Bc4 { Black threatens to win material: Bc4xe2}  43. Rd2 Ba2 44. Ke3
Kc4 ( 44... g5 45. Bb4 $15 )45. Kf2 Bb1 46. Re2 Rc2 47. Rxc2 Bxc2 { A bishop
endgame occured}  48. Ke3 Kb3 49. Kd2 Bg6 50. Kc1 Kc4 51. Kd2 h5 52. h4 Bh7 53.
g3 Bg6 54. Ke3 Kb3 55. Kd2 Ka4 56. Bb4 { White has a mate threat}  56... Be8 $4
{ ruins a clearly superior position}  ( 56... Kb3 57. Bc3 $11 )57. Bf8 ( 57.
Kc3 Bc6 58. b3# )57... g5 58. Be7 gxh4 59. gxh4 f5 { Black has a new backward
pawn: e6}  60. Kc3 b4+ 61. Bxb4 Kb5 62. f4 Bc6  1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.9"]
[White "Stojic, Dusan"]
[Black "Peake, Michael"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1774"]
[ECO "B57"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "39"]
[WhiteElo "2169"]

{ B57: Classical Sicilian: Sozin with 6...Qb6 } 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4.
Nxd4 Nc6 5. Nc3 Nf6 6. Bc4 g6 7. Nxc6 bxc6 8. e5 Nd7 9. exd6 exd6 10. O-O d5
11. Nxd5 Nb6 12. Qe2+ Be6 13. Nxb6 axb6 14. Bxe6 fxe6 15. Qxe6+ Be7 16. Qxc6+
$146 ( 16. Re1 Rc8 17. Bg5 Rc7 18. Rad1 Qc8 19. Qxc8+ Rxc8 20. Rxe7+ Kf8 21.
Rdd7 h6 22. Bf6 Re8 23. Rf7+ Kg8 24. Rg7+ Kf8 25. Rdf7# { 1-0
Kale,K-Yesilyurt,C/Kusadasi 2004/CBM 099 ext}  )16... Kf7 17. Bh6 ( 17. Re1
$142 { and White has prevailed}  17... Ra5 18. Bh6 $18 )17... Qd6 18. Qc4+ (
18. Qf3+ { keeps an even firmer grip}  18... Qf6 19. Qb3+ Qe6 $18 )18... Qe6
19. Qxe6+ Kxe6 20. Rfe1+ ( 20. Rfe1+ Kf7 21. Rad1 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.10"]
[White "Morris, James"]
[Black "Zaric, Srboljub"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2144"]
[ECO "D43"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "73"]
[WhiteElo "2035"]

{ E01: Catalan: Early deviations } 1. d4 d5 2. c4 c6 3. Nc3 e6 4. Nf3 Nf6 5. g3
Nbd7 6. Bg2 Bd6 7. O-O dxc4 ( 7... b6 8. cxd5 exd5 9. Re1 O-O 10. e4 dxe4 11.
Ng5 Bb7 12. Ngxe4 Be7 13. Bf4 Nxe4 14. Nxe4 Nf6 15. Rc1 Nd5 16. Bd2 Qd7 17. a3
Rfe8 18. Qh5 Nf6 19. Nxf6+ Bxf6 20. Be3 c5 21. Bxb7 Qxb7 22. dxc5 { Jensen,H  (
2091 ) -Christensen,H/Esbjerg 2006/CBM 113 ext/1-0  ( 46 )}  )8. Nd2 $146 {
White threatens to win material: Nd2xc4}  ( 8. a4 Qa5 ( 8... a5 9. Bg5 Nb6 10.
e4 Be7 11. Qe2 O-O 12. Rfd1 Ne8 13. Be3 Bb4 14. Ne5 Qe7 15. Nxc4 Nxc4 16. Qxc4
Bd7 17. Na2 b5 18. axb5 Nd6 19. Qd3 Nxb5 20. d5 e5 21. Nxb4 axb4 22. Rac1 Rfc8
23. dxc6 { Wells,P  ( 2495 ) -Bosch,J  ( 2425 ) /Germany 1997/GER-chT/1-0  ( 32
)}  )9. e4 Bb4 10. e5 Bxc3 11. exf6 Bb4 12. fxg7 Rg8 13. Qc2 Rxg7 14. Qxc4 Nb6
15. Qc2 Qf5 16. Qb3 a5 17. Bh6 Rg8 18. Bd2 e5 19. Bxb4 Be6 20. Qe3 Nd5 21. Qxe5
Qxe5 22. dxe5 Nxb4 { Ferrara,A  ( 2216 ) -Primavera,C  ( 2051 ) /Villa
Ballester 2004/CBM 098 ext/1-0  ( 35 )}  )( 8. Bg5 Nb6 ( 8... h6 9. Bxf6 Nxf6
10. Nd2 e5 11. d5 cxd5 12. Nxd5 Nxd5 13. Nxc4 Bc7 14. Qxd5 Qxd5 15. Bxd5 Ke7
16. Rac1 Rb8 17. Ne3 Bb6 18. Nc4 Bc7 19. Rfd1 Rd8 20. e4 b5 21. Nd2 Bb6 22. Nf3
f6 23. Kg2 { Poluljahov,A  ( 2460 ) -Lunev,A  ( 2385 ) /Briansk 1995/CBM 049
ext/1/2-1/2  ( 34 )}  )9. e4 h6 10. Bxf6 gxf6 11. e5 Be7 12. exf6 Bxf6 13. Ne5
O-O 14. Qh5 Bg7 15. Rad1 Qe7 16. Rfe1 Rd8 17. h4 Bd7 18. Qe2 Be8 19. Ne4 Na4
20. Nxc4 Rxd4 21. Rxd4 Bxd4 22. Ned6 Qf6 { Lputian,S  ( 2607 ) -Bologan,V  (
2676 ) /Poikovsky 2001/CBM 084/1/2-1/2  ( 33 )}  )8... Nb6 9. e3 { Consolidates
f4}  ( 9. Na4 $5 $11)9... O-O 10. Qe2 e5 11. dxe5 Bxe5 12. Nxc4 Nxc4 13. Qxc4
Be6 { Black threatens to win material: Be6xc4}  14. Qe2 Qb6 15. f4 ( 15. e4 Bd4
$15 )15... Bxc3 $17 16. bxc3 Bd5 17. c4 Bxg2 18. Kxg2 Rfe8 19. g4 ( 19. Rd1 Re4
$17 )19... Rad8 $19 20. g5 Ne4 21. Rd1 Rxd1 22. Qxd1 Rd8 ( 22... Qb4 $5 23. Qc2
$19 )23. Qc2 $17 f5 ( 23... Nc5 $5 $142 24. Rb1 Qa5 $17 )24. gxf6 $11 Nxf6 25.
c5 { White threatens to win material: c5xb6}  ( 25. Rb1 Qa6 $11 )25... Qc7 (
25... Qa5 $5 26. Rb1 b5 27. cxb6 axb6 $17 )26. Bb2 $11 Qd7 27. Bd4 Nd5 28. Kg3
( 28. Rf1 Qe6 29. Rf3 Nb4 $11 )28... Re8 29. Re1 Nxf4 ( 29... b5 $5 $15 { is
interesting} )30. Kxf4 $11 { White wins a piece}  30... Qh3 31. Qb3+ { White
forks: g8+b7}  31... Kh8 $4 { Black loses the upper hand}  ( 31... Kf8 $142 {
would bring relief}  32. Bxg7+ Kxg7 33. Qxb7+ Kh6 $11 )32. Qf7 $18 Qxh2+ 33.
Kf3 Rg8 34. Rd1 Qh3+ 35. Ke2 h6 $4 { a blunder in a bad position}  ( 35... Qg2+
36. Qf2 Qg6 $18 )36. Qg6 b6 37. Bxg7+ $1 { Mate attack}  ( 37. Bxg7+ Rxg7 38.
Rd8+ Rg8 39. Rxg8# ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.11"]
[White "Jackson, Ralph E"]
[Black "Wright, Neil S"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2141"]
[ECO "D82"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "67"]
[WhiteElo "1938"]

{ D82: Grünfeld: 4 Bf4 } 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 c5 6.
cxd5 Nxd5 7. Bxb8 ( 7. Nxd5 Qxd5 8. Qc2 Bf5 9. Qxc5 Qxc5 10. dxc5 Bxb2 11. Bb5+
Nc6 12. Rd1 Bc2 13. Rd2 Bc3 14. Be5 Bxd2+ 15. Kxd2 O-O-O+ 16. Kxc2 Nxe5 17. Ne2
Rd5 18. Nc3 Rxc5 19. Rd1 Kb8 20. Rd5 Rxd5 21. Nxd5 Rc8+ { Alonso,H-Musanti,D  (
2287 ) /Buenos Aires 2002/CBM 090 ext/0-1  ( 43 )}  )7... Rxb8 8. Qa4+ Bd7 9.
Bb5 O-O $146 ( 9... Nxc3 10. bxc3 a6 11. Bxd7+ Qxd7 12. Qxd7+ Kxd7 13. Ne2 (
13. Nf3 Rhc8 14. Kd2 b5 15. Rab1 h6 16. Rb2 f5 17. Rhb1 e6 18. a4 Kc6 19. axb5+
axb5 20. Ra2 Ra8 21. Rba1 Rxa2+ 22. Rxa2 Kb6 23. Ra3 c4 24. Ne1 Bf8 25. Ra1 Bd6
26. Nc2 g5 27. h3 h5 { Hult,B  ( 2200 ) -Welin,T  ( 2215 ) /Stockholm
1980/MCD/0-1  ( 43 )}  )13... Rhc8 14. O-O cxd4 15. cxd4 Rc2 16. Nc1 Rbc8 17.
Nd3 R8c3 18. Nc5+ Kc8 19. Rab1 Rxa2 20. Rxb7 Rxc5 { 0-1 Hein,C  ( 2200 )
-Belke,F  ( 2200 ) /Ilmenau 1981/MCD}  )( 9... Nxc3 10. bxc3 a6 11. Bxd7+ Qxd7
12. Qb3 $15 )10. Bxd7 $11 { White wins a piece}  10... Nb6 { Black threatens to
win material: Nb6xa4}  11. Qxa7 cxd4 12. exd4 Nxd7 13. Nge2 { Black has a
cramped position}  13... Qc7 14. Qa4 Rfd8 15. O-O Nb6 { Attacks the isolani on
d4. Black threatens to win material: Nb6xa4}  ( 15... Qb6 16. Qb5 $14 )16. Qb4
Nd5 17. Nxd5 Rxd5 18. Rfd1 Rbd8 19. Rac1 { White threatens to win material:
Rc1xc7}  19... Qd7 20. Rc5 Rxc5 21. Qxc5 Rc8 22. Qb4 Rc2 23. Re1 ( 23. Kf1 Qe6
24. Re1 Bf6 $11 )23... Bf6 24. Qb3 ( 24. Kf1 $5 $11 { deserves consideration}
)24... Qf5 $17 25. f3 Rd2 ( 25... Qa5 $5 26. Kf1 Qd2 27. Qxb7 Rxb2 $17 )26.
Qxb7 Qc2 { Black threatens to win material: Qc2xb2}  ( 26... Qg5 27. Kf1 $15
)27. Qb5 ( 27. Kf1 $5 $11 $142 { has some apparent merit} )27... Bxd4+ $15 28.
Kf1 Bxb2 29. Qe8+ { White forks: e7+g8}  29... Kg7 30. Qxe7 Bf6 { Black
threatens to win material: Bf6xe7}  31. Qa7 { Black king safety improved} 
31... Bd4 { Black threatens to win material: Bd4xa7}  32. Qa5 $4 ( 32. Qb8 Qc5
( 32... Qxa2 $143 33. Nxd4 Rf2+ 34. Kg1 Rxg2+ 35. Kh1 $18 )33. Nxd4 Qxd4 34.
Qe5+ Qxe5 35. Rxe5 Rxa2 $11 )32... Bf6 $4 { forfeits the clear win}  ( 32...
Qd3 $142 { and Black can celebrate victory}  33. Qg5 Bc3 $19 )33. a4 Qb2 34.
Qc5  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.12"]
[White "Hoile, Robert"]
[Black "Zvedeniouk, Ilya"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2123"]
[ECO "D61"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "86"]
[WhiteElo "1904"]

{ D55: Queen's Gambit Declined: 4 Bg5 Be7: Lines without ...h6 and 6...h6 7 Bxf6
} 1. d4 e6 2. c4 Nf6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 Be7 6. Nf3 O-O 7. Qc2 b6 8.
cxd5 exd5 9. Bd3 Bb7 10. O-O Ne4 11. Bf4 Ndf6 ( 11... f5 12. Ne5 Kh8 13. Nb5 c5
14. Nc7 Rc8 15. Ne6 Qe8 16. Bb5 cxd4 17. Qd1 Nef6 18. exd4 a6 19. Nxf8 Bxf8 20.
Bxd7 Nxd7 21. Rc1 { 1-0 Grabarczyk,M  ( 2522 ) -Krainski,A  ( 2271 ) /Bydgoszcz
2000/CBM 076 ext}  )12. Ne5 ( 12. Bxc7 Qd7 13. Bg3 Rac8 14. Rac1 Bb4 15. Qb3
Bxc3 16. bxc3 Qg4 17. Rfe1 h5 18. Ne5 Qe6 19. f3 Nxg3 20. hxg3 Rc7 21. a4 g6
22. Kf2 Kg7 23. Qa3 Ng8 24. c4 Rfc8 25. cxd5 Bxd5 26. Rxc7 Rxc7 { Van
Hoolandt,P  ( 2246 ) -Al Ghasra,A  ( 2165 ) /Turin 2006/CBM 113/1-0  ( 42 )} 
)12... c5 13. dxc5 $146 ( 13. f3 cxd4 14. exd4 Nxc3 15. bxc3 g6 16. Bh6 Rc8 17.
Bxf8 Bxf8 18. Qb3 Nh5 19. g3 Qc7 20. c4 f6 21. cxd5 Kg7 22. Rac1 Qd6 23. Rxc8
Bxc8 24. f4 g5 25. Qc2 Bh3 26. Bxh7 fxe5 27. fxe5 Qh6 { Adok,J  ( 2230 )
-Toth,J  ( 2285 ) /Hungary 1991/TD/1-0  ( 34 )}  )13... Nxc5 14. Be2 Bd6 15.
Bg3 ( 15. Nb5 $5 Bb8 16. Nd4 $11 )15... Nce4 16. Nf3 Nxg3 17. hxg3 { Black has
the pair of bishops}  ( { Inferior is } 17. fxg3 Qe7 18. Nd1 Ng4 $19 )17... Rc8
18. Qa4 a6 { Controls b5}  19. Rfd1 Qe7 ( 19... b5 20. Qb3 $15 )20. Qh4 $11 b5
21. Nd4 Qd7 { Black has an active position}  ( 21... b4 22. Nb1 $11 )22. Bf3 (
22. Bd3 Qd8 $14 )22... b4 $11 { Black threatens to win material: b4xc3}  23.
Nce2 { White has a cramped position}  23... Be5 24. Qg5 { White threatens to
win material: Qg5xe5}  24... Rfe8 25. Nf5 g6 { Prevents intrusion on h5}  26.
Ned4 { The knight feels good on d4}  ( 26. Nfd4 Ne4 27. Qh6 Qe7 $15 )26... Kh8
( 26... h5 $5 $17)27. Nh6 $11 a5 ( 27... Rc7 28. Rac1 $11 )28. Ng4 ( 28. a3 Rc7
$14 )28... Nxg4 $11 29. Bxg4 f5 30. Nxf5 $4 { weakening the position}  ( 30.
Bf3 $11 $142 { this is the best way to fight back} )30... gxf5 $19 31. Bxf5 Qd8
32. Qh5 Rc7 33. Rac1 Ree7 ( 33... Rg7 34. Rd2 $19 )34. Rxc7 Qxc7 ( 34... Rxc7
35. Bxh7 Bxb2 36. Be4+ Kg7 37. Bxd5 $11 )35. b3 Bc3 36. g4 Qe5 37. Qh6 ( 37. e4
d4 38. Qh6 Rf7 $19 )37... Qf6 38. Qf4 Be5 ( 38... h6 $5 { makes it even easier
for Black}  39. Qg3 $19 )39. g5 Qf8 40. Qg4 Rf7 41. e4 ( 41. Bd3 Rxf2 42. Qh5
h6 $19 )41... dxe4 42. Bxe4 ( 42. g6 Re7 43. Qh4 $19 )42... Rf4 43. Qe6 ( 43.
Qh5 { what else?}  43... Rxe4 44. g6 $19 )43... Rxe4 ( 43... Rxe4 44. Qb6 Re2
$19 )( 43... Bxe4 $2 44. Qxe5+ Kg8 45. Qe6+ Kh8 46. Qb6 $18 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.13"]
[White "Lin, Zhigen Wilson"]
[Black "Srdic, Goran"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2006"]
[ECO "C18"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "110"]
[WhiteElo "2097"]

{ C18: French: 3 Nc3 Bb4: Main line: 7 h4 and 7 Qg4 } 1. e4 e6 2. d4 d5 3. Nc3
Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 O-O 8. Bd3 Qa5 9. Bd2 Nbc6 10. Nf3
f5 11. Qh5 ( 11. exf6 Rxf6 12. Qh5 Nf5 13. c4 Qa4 14. cxd5 exd5 15. dxc5 Bd7
16. O-O Be8 17. Qh3 Bg6 18. Bc3 d4 19. Bd2 Nfe7 20. Ng5 Bxd3 21. Qxd3 Ng6 22.
f4 Raf8 23. Rae1 h6 24. Ne4 Rf5 25. Nd6 Nxf4 { Svidler,P  ( 2672 ) -Psakhis,L 
( 2599 ) /Haifa 2000/CBM 074 ext/1-0}  )11... Bd7 ( 11... c4 12. Be2 Bd7 13.
Ng5 h6 14. Nh3 Be8 15. Qh4 Ng6 16. Qg3 f4 17. Qg4 Rf5 18. g3 f3 19. Nf4 Nxf4
20. gxf4 Bh5 21. Qg3 fxe2 22. Rg1 g6 23. Qh3 Qa4 24. Ra2 Kh7 25. f3 Re8 26. Kf2
{ Iordanidou,Z  ( 1945 ) -Skaperdas,K  ( 2235 ) /Athens 2006/CBM 112 ext/0-1} 
)12. Qh4 $146 ( 12. Ng5 h6 13. Nh3 Rf7 14. Nf4 Qa4 15. dxc5 Nxe5 16. O-O Nc4
17. Bxc4 Qxc4 18. Nd3 Nc6 19. Rab1 Be8 20. Rfe1 Re7 21. Qf3 Bf7 22. Rb3 d4 23.
Rxb7 Rxb7 24. Qxc6 Rab8 25. Ne5 Qb5 26. cxd4 Qxc6 { Spoelman,W  ( 2277 )
-Sohier,J  ( 2174 ) /Paris 2004/CBM 101 ext/1/2-1/2  ( 59 )}  )( 12. a4 $5
$16)12... Qa4 $14 13. dxc5 ( 13. Ng5 $5 h6 14. Nf3 $11 )13... Qxh4 $15 14. Nxh4
Nxe5 15. Bf4 { White threatens to win material: Bf4xe5}  15... Nf7 16. Nf3 (
16. Rb1 $5 { should not be overlooked}  16... b6 17. cxb6 axb6 18. Rxb6 $15
)16... Ng6 $17 17. Bd2 e5 18. Be2 Rfc8 19. Rb1 Rab8 20. c4 Rxc5 ( 20... d4 21.
h4 $19 )21. cxd5 $17 Rxc2 22. Bd1 Rc5 ( 22... Ra2 23. Bc1 Nf4 24. O-O $17 )23.
Bb4 ( 23. Bb3 Nf4 24. Bxf4 exf4 $15 )23... Rxd5 24. Bb3 Rd3 25. Bc4 e4 { Black
threatens to win material: e4xf3}  ( 25... Rxf3 $142 26. gxf3 b5 $17 )26. Ng5
$4 ( 26. Bxd3 $142 { is just about the only chance}  26... exd3 27. Kd2 $11
)26... Ne5 $19 27. Ba2 ( 27. Bb3 Rc8 28. Nxf7 Nxf7 $19 )27... h6 ( 27... a5
$142 { keeps an even firmer grip}  28. Bxf7+ Nxf7 29. Nxf7 Kxf7 ( 29... axb4 $6
30. Ne5 bxa3 31. Nxd3 exd3 32. Kd2 $19 )30. Bxa5 Rxa3 $19 )28. Nxf7 Nxf7 29.
O-O Bc6 30. h3 ( 30. Rfc1 Re8 $19 )30... Bd5 31. Bxd5 Rxd5 32. Rfc1 ( 32. f3 e3
33. Rfc1 Rd7 $19 )32... Rbd8 33. Rc7 R8d7 34. Rbc1 Ne5 ( 34... Kh7 { seems even
better}  35. Rxd7 Rxd7 36. Rc5 $19 )35. R1c2 $2 ( 35. Rxd7 Nxd7 36. Rc7 b6 37.
Rxa7 Rd1+ 38. Kh2 Kf7 $19 )35... Rxc7 ( 35... Kf7 $1 $142 { and Black can
already relax}  36. Kf1 $19 )36. Rxc7 Rd7 ( 36... Rd1+ $142 37. Kh2 Rd7 $19
)37. Rc8+ $2 ( 37. Rc5 $142 Nd3 38. Rxf5 $19 )37... Kf7 38. Bc3 Nd3 39. Kf1 (
39. g4 { doesn't get the cat off the tree}  39... fxg4 40. hxg4 Nf4 $19 )39...
Nf4 40. Be1 ( 40. f3 { a last effort to resist the inevitable}  40... exf3 41.
gxf3 Nxh3 42. Be5 $19 )40... Rd1 41. Rc7+ ( 41. f3 { doesn't change the outcome
of the game}  41... Nd3 42. Ke2 Rxe1+ ( 42... Nxe1 $143 43. Rc7+ Kf6 44. Kxd1
Nxg2 45. fxe4 $14 )43. Kd2 Ra1 44. fxe4 fxe4 $19 )41... Kf6 42. Rxb7 ( 42. f3 {
is not much help}  42... Nd3 43. Ke2 Rxe1+ ( 43... Nxe1 $143 44. Kxd1 Nxg2 45.
fxe4 $14 )44. Kd2 Ra1 45. fxe4 fxe4 $19 )42... Nd3 43. Kg1 ( 43. Ke2 { is the
last straw}  43... Rxe1+ 44. Kd2 $19 )43... Rxe1+ 44. Kh2 Nxf2 ( 44... f4 $142
{ seems even better}  45. Rc7 Nxf2 46. g4 $19 )45. Rxa7 f4 46. g4 f3 47. Ra6+
Ke5 ( 47... Kg5 48. Kg3 Nh1+ 49. Kh2 Re2+ 50. Kxh1 Kf4 51. Rb6 Kg3 52. Rb1 f2
53. Rb3+ e3 54. Rxe3+ Rxe3 55. g5 f1=Q# )48. Ra5+ Kf4 49. Rf5+ Ke3 50. g5 ( 50.
Kg3 { cannot undo what has already been done}  50... Rh1 51. Rh5 g5 52. Rxh6
Rg1+ 53. Kh2 Rg2# )50... h5 ( 50... Rh1+ 51. Kg3 Rxh3# )51. Kg3 Nh1+ ( 51...
Rh1 52. Rxf3+ exf3 53. a4 Rxh3# )52. Kh2 ( 52. Kh4 { does not save the day} 
52... g6 53. Rc5 f2 54. Rc3+ Kd4 55. Rc6 f1=Q 56. Rxg6 Re3 57. Rd6+ Ke5 58.
Rd5+ Kxd5 59. Kxh5 Rxh3+ 60. Kg6 Ke6 61. a4 Qf7# )52... h4 53. g6 ( 53. Rb5 { a
fruitless try to alter the course of the game}  53... Nf2 54. Rb3+ Kf4 55.
Rxf3+ exf3 56. g6 Rh1# )53... Ng3 54. Rxf3+ Kxf3 55. a4 Rh1#  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.14"]
[White "Wedding, Robin"]
[Black "Sykes, Alexander"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1930"]
[ECO "B22"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "87"]
[WhiteElo "1856"]

{ B22: Sicilian: 2 c3 } 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. d4 cxd4 6.
cxd4 b6 7. Nc3 Bb7 8. Bd3 Be7 9. O-O f5 10. exf6 Nxf6 11. Be3 $146 ( 11. Ng5
O-O 12. Nce4 Nxe4 13. Nxe4 Nc6 14. Bb1 Nb4 15. Nc3 Qe8 16. Qg4 Rc8 17. Bg5 Bxg5
18. Qxg5 Qf7 19. Qh4 g6 20. a3 Nd5 21. Ne4 Qf4 22. Qxf4 Nxf4 23. Rd1 Bd5 24. f3
Bb3 25. Re1 Nd5 { Seferjan,N  ( 2350 ) -Vesselovsky,S  ( 2455 ) /Moscow
1994/CBM 041/1/2-1/2}  )( 11. Bg5 O-O 12. Qe2 Nc6 13. a3 Nd5 14. Qe4 g6 15. Bh6
Nxc3 16. bxc3 Rf7 17. Qg4 Bf8 18. Bg5 Be7 19. h4 Qc7 20. Bd2 Bf6 21. Bf4 Qd8
22. h5 Ne7 23. Ne5 Rg7 24. h6 Bxe5 25. hxg7 Bxg7 { Afek,Y  ( 2316 ) -Meulblok,W
 ( 2081 ) /Vlissingen 2006/CBM 113 ext/1-0  ( 40 )}  )11... Na6 12. Ne5 ( 12.
d5 Nb4 13. dxe6 Nxd3 14. Qxd3 dxe6 $11 )12... Nb4 { White has a very active
position}  13. Bb1 Rc8 14. a3 { White threatens to win material: a3xb4}  14...
Nbd5 15. Qd3 a6 { Covers b5}  ( 15... d6 16. Qb5+ Kf8 17. Nxd5 Bxd5 18. Nd3 $11
)16. f4 Nxc3 17. bxc3 Qc7 { Black threatens to win material: Qc7xc3}  18. Bd2
b5 { White has a new backward pawn: c3}  ( 18... O-O 19. Qh3 Ne4 20. Re1 $18
)19. Re1 Bd5 20. Ba2 ( 20. a4 Rb8 $14 )20... Qb7 ( 20... O-O $5 $15)21. Bxd5
$11 Qxd5 22. a4 O-O 23. axb5 axb5 24. Ra5 { White threatens to win material:
Ra5xb5}  24... Rb8 25. Rb1 { Increasing the pressure on the isolated pawn on
b5}  25... Qe4 ( 25... d6 26. Raxb5 Rxb5 27. Rxb5 $14 )26. Qxe4 { White king
safety improved}  26... Nxe4 27. Be1 Rxf4 28. Raxb5 ( 28. Nxd7 Rc8 29. g3 $14
)28... Rc8 $2 { Attacking the backward pawn on c3}  ( 28... Rxb5 $5 $142 { and
Black has air to breath}  29. Rxb5 d6 $11 )29. Rb8 $16 Rff8 30. Nxd7 Rfd8 31.
Rxc8 Rxc8 32. Rb8 Rxb8 33. Nxb8 Ba3 34. c4 Bb2 ( 34... Kf8 35. Nc6 $16 )35. Nc6
$18 Nd6 36. c5 Nb5 37. Bf2 Kf7 38. Kf1 Ke8 39. Ke2 Kd7 40. Ne5+ Kc7 41. Nf3 (
41. Kd3 $5 $18 $142)41... Kc6 $16 42. Kd3 Kd5 43. Kc2 Bxd4 $4 { but even a
better move would not have saved the game.}  ( 43... Ba1 $16 $142)44. Bxd4 $18 
1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.15"]
[White "Amini, Amir"]
[Black "Stojic, Svetozar"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1919"]
[ECO "E86"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "123"]
[WhiteElo "1758"]

{ E86: King's Indian: Sämisch: 6...e5 7 Nge2 c6 } 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7
4. e4 d6 5. f3 O-O 6. Be3 e5 7. Nge2 c6 8. Qd2 Nbd7 9. Rb1 $146 ( 9. g3 exd4
10. Nxd4 Ne5 11. Be2 d5 12. exd5 cxd5 13. c5 Qe7 14. O-O Nc4 15. Bxc4 dxc4 16.
Rad1 Re8 17. Rfe1 Bh3 18. Ndb5 Rad8 19. Nd6 Qd7 20. Nxc4 Qc7 21. Nd6 Qc6 22.
Qf2 Bf8 23. Bg5 Bxd6 { Kluger,G-Benko,P/Budapest 1950/MCL/1/2-1/2}  )( 9. Bh6
a6 10. Bxg7 Kxg7 11. h4 h5 12. O-O-O Qa5 13. Kb1 b5 14. Nc1 bxc4 15. Bxc4 Rb8
16. Bb3 exd4 17. Qxd4 c5 18. Qxd6 c4 19. Nd5 cxb3 20. Nxb3 Qb5 21. Nc3 Qb4 22.
Qxb4 Rxb4 23. Rd2 Re8 { Hagara,V  ( 2003 ) -Karlik,V  ( 2286 ) /Tatranske Zruby
2003/CBM 096 ext/0-1  ( 50 )}  )( 9. Ng3 Re8 10. d5 cxd5 11. cxd5 Nb6 12. Be2
Bd7 13. O-O Rf8 14. a4 Rc8 15. b3 a6 16. a5 Na8 17. Bc4 Ne8 18. Na4 f5 19. exf5
gxf5 20. Ne2 f4 21. Bf2 e4 22. Bd4 e3 23. Qb4 Qg5 { Gorlovetsky,S  ( 2168 )
-Grinev,V/Kiev 2004/CBM 098 ext/0-1  ( 54 )}  )( 9. b3 a6 10. g3 b5 11. Bg2
bxc4 12. bxc4 exd4 13. Nxd4 Ne5 14. Qe2 Qa5 15. Rc1 c5 16. Nb3 Qb4 17. O-O Be6
18. Nd5 Nxd5 19. cxd5 Bd7 20. Rfd1 Bb5 21. Qd2 Qxd2 22. Rxd2 Nc4 23. Rxc4 Bxc4
{ Platz,H-Petrosian,T/Budapest 1952/MCD/0-1  ( 31 )}  )( 9. dxe5 dxe5 10. g4 h5
11. h3 Nb6 12. b3 Qxd2+ 13. Kxd2 Be6 14. Nc1 Nbd7 15. Nd3 Rfe8 16. Be2 Bf8 17.
Rhd1 Be7 18. Kc2 hxg4 19. hxg4 Nh7 20. Rh1 g5 21. Rh2 Nhf8 22. Rah1 f6 23. Nb1
Kg7 { Zimber,A-Fronmueller,F/Wuerttemberg 1994/GER/1-0  ( 36 )}  )( 9. d5 cxd5
10. cxd5 Ne8 $14 )9... a6 { Consolidates b5}  ( 9... Ne8 10. Rd1 $11 )10. b4 (
10. d5 Ne8 $14 )10... b5 ( 10... Nb6 11. Ng3 exd4 12. Bxd4 Re8 $11 )11. cxb5
axb5 { White has a new backward pawn: a2}  12. Nc1 ( 12. d5 cxd5 13. Nxd5 Nxd5
14. Qxd5 Ra3 $15 )12... exd4 $17 13. Bxd4 Ne5 14. Be2 Be6 15. O-O Nc4 16. Bxc4
Bxc4 17. Rd1 Qe7 18. Nb3 Rfd8 ( 18... Bxb3 $5 $142 { must definitely be
considered}  19. axb3 Rfd8 $11 )19. Na5 $16 Rac8 20. Nxc4 bxc4 21. Na4 ( 21. b5
d5 22. b6 Rb8 $14 )21... c5 22. Bc3 ( 22. Bf2 Nd7 $16 )22... cxb4 ( 22... Qa7
$5 $142 { must be considered}  23. Qc2 Ng4 24. fxg4 cxb4+ 25. Kf1 bxc3 26. Nxc3
Re8 $17 )23. Rxb4 $14 d5 24. e5 $4 { White is ruining his position}  ( 24. Nb6
$142 { would hold out}  24... dxe4 25. Nxc8 Qc5+ 26. Bd4 Qxc8 27. Qe2 exf3 28.
gxf3 $14 )24... d4 $1 $19 { a fitting end to a beautiful game.}  25. exf6 $4 {
White falls apart}  ( 25. Bxd4 c3 { Passed pawn}  )25... Bxf6 ( 25... dxc3 $6 {
is impossible}  26. Qxd8+ Qxd8 27. Rxd8+ Rxd8 28. Nxc3 ( 28. fxg7 $2 { is very
tempting, but}  28... c2 29. Rxc4 Rd1+ 30. Kf2 c1=Q 31. Rxc1 Rxc1 $19 )( 28.
Rxc4 $143 Rd1+ 29. Kf2 Bxf6 $15 )28... Bxf6 29. Rxc4 Bxc3 30. Rxc3 Rd1+ 31. Kf2
Rd2+ 32. Kg3 Rxa2 33. h4 $11 )26. Qe1 Qxe1+ ( 26... dxc3 $142 { and Black has
triumphed}  27. Rxd8+ Qxd8 ( 27... Rxd8 $6 28. Qxe7 Bxe7 29. Rxc4 $17 )28. Nxc3
Qd4+ 29. Kf1 Qxc3 30. Qxc3 Bxc3 $19 )27. Bxe1 $15 c3 { A strong pawn}  28. Rd3
$2 ( 28. Rc1 $5 $15 $142 { and White hangs on} )28... c2 $19 29. Bd2 c1=Q+ 30.
Bxc1 Rxc1+ 31. Kf2 Rc2+ 32. Kg3 Rd5 ( 32... Rxa2 33. Nc5 $19 )33. h4 ( 33. f4
$5 $17)33... Rh5 $19 34. Rb2 Bxh4+ 35. Kg4 Rxb2 ( 35... Rc4 $5 36. Nb6 f5+ 37.
Kf4 $19 )36. Nxb2 $17 Bf6 37. a4 Rg5+ 38. Kh3 Be5 ( 38... Rc5 39. Rb3 $17 )39.
g4 h5 ( 39... Bf6 40. Rb3 $17 )40. Nc4 ( 40. a5 $5 $142 { is worthy of
consideration}  40... Bc7 41. Rxd4 Rxa5 42. Rd7 hxg4+ 43. Kxg4 $15 )40... Bg7
$17 41. Ra3 Rc5 42. Nd2 Rc3 43. Ra2 hxg4+ 44. Kxg4 d3 ( 44... f5+ $5 $142 45.
Kf4 Bh6+ 46. Kg3 Be3 $19 )45. a5 $17 Bd4 46. Ra4 ( 46. f4 Kf8 $17 )46... Be3
47. a6 Rc2 ( 47... f5+ 48. Kh4 Ba7 49. Rb4 $17 )48. Nf1 Ba7 49. Ra3 Rf2 { Black
threatens to win material: Rf2xf1}  50. Ng3 $4 { the position is going down the
drain}  ( 50. Rxd3 $142 Rxf1 51. Rd7 $17 )50... d2 $19 51. Rd3 Be3 $1 { the
end}  52. Rd8+ ( 52. Rxe3 d1=Q { Combination}  )52... Kg7 53. Rd3 ( 53. Rd7 Kf8
$19 )53... f5+ ( 53... f6 $19 $142 { and Black can already relax} )54. Kh3 $4 {
simply worsens the situation}  ( 54. Nxf5+ gxf5+ 55. Kxf5 $19 )54... Rxf3 55.
Kg2 ( 55. a7 { is no salvation}  55... Bxa7 56. Rd7+ Kf6 57. Rd6+ Kf7 58. Rxd2
Bb8 $19 )55... Rf2+ 56. Kh3 ( 56. Kh1 { does not help much}  56... f4 57. Rd7+
Kh6 $19 )56... g5 57. Nh1 ( 57. Nxf5+ { doesn't improve anything}  57... Rxf5
58. Kg2 Rf2+ 59. Kg3 Rf1 $19 )57... Rf1 ( 57... Re2 58. Nf2 Bxf2 59. Kg2 Bc5+
60. Kg3 Re3+ 61. Rxe3 d1=Q 62. Re7+ Bxe7 63. Kf2 Bc5+ 64. Kg2 Qg1+ 65. Kh3 Qf1+
66. Kg3 Bd6# )58. a7 ( 58. Ng3 { otherwise it's curtains at once}  58... g4+
59. Kh4 $19 )58... Rxh1+ 59. Kg2 Rg1+ ( 59... Ra1 $142 { makes it even easier
for Black}  60. Kf3 Rxa7 61. Kxe3 $19 )60. Kh2 ( 60. Kf3 { the only chance to
get some counterplay}  60... Bxa7 61. Rxd2 g4+ 62. Kf4 Rf1+ 63. Ke5 Bb8+ 64.
Kd5 $19 )60... Bxa7 61. Rxd2 Bc5 ( 61... Be3 62. Rd5 f4 $19 )62. Rd5  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.16"]
[White "Brown, Andrew"]
[Black "Szuveges, Narelle"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1702"]
[ECO "A48"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "87"]
[WhiteElo "1915"]

{ A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems } 1. d4 Nf6 2. Nf3 g6
3. Bg5 Bg7 4. Nbd2 O-O 5. c3 d6 6. e4 h6 7. Bh4 Nc6 8. Bc4 ( 8. Bd3 Nh5 9. O-O
Nf4 10. Bc2 Qe8 11. Nc4 e5 12. dxe5 Nxe5 13. Nfxe5 dxe5 14. Ne3 Be6 15. Bb3 a5
16. Nd5 Bxd5 17. Bxd5 g5 { 1/2-1/2 Lau,R  ( 2540 ) -Hickl,J  ( 2485 ) /Munich
1988/CBM 007}  )( 8. h3 Nh5 9. Bc4 Qe8 10. O-O e5 11. dxe5 dxe5 12. Re1 Be6 13.
Bxe6 Qxe6 14. Qb3 Qxb3 15. axb3 Nf4 16. Nc4 f6 17. b4 a6 18. Bg3 Ne6 19. Ne3
Rfd8 20. Red1 Rxd1+ 21. Rxd1 Rd8 22. Rxd8+ Ncxd8 { Plachetka,J  ( 2455 )
-Trapl,J  ( 2392 ) /Tatranske Zruby 2003/CBM 096 ext/1-0  ( 55 )}  )8... e5
$146 ( 8... Nxe4 9. Nxe4 d5 10. Bd3 dxe4 11. Bxe4 f5 12. Bc2 Qd6 13. Qe2 g5 14.
Bxg5 hxg5 15. Bb3+ Kh7 16. Nxg5+ Kg6 17. h4 e5 18. O-O-O exd4 19. Rd3 Qe5 20.
Qd2 f4 21. Re1 dxc3 22. bxc3 Qc5 23. Bc2 { Cifuentes Parada,R  ( 2495 )
-Hommeles,T/Leeuwarden 1993/TD/1-0}  )9. O-O Re8 ( 9... g5 10. Bg3 g4 11. dxe5
$11 )10. d5 { White threatens to win material: d5xc6}  ( 10. dxe5 dxe5 11. Qe2
Qe7 $14 )10... Ne7 $11 11. b4 Rf8 12. a4 Ne8 ( 12... g5 13. Bg3 $11 )13. Ne1 f5
{ The thematic attack}  14. f3 f4 { Black wins space}  ( 14... a5 15. Nd3 $11
)15. Be2 g5 { Black threatens to win material: g5xh4}  16. Bf2 Nf6 17. g4 ( 17.
c4 $5 $16)17... Qe8 ( 17... h5 18. a5 $11 )18. h3 Qg6 ( 18... h5 19. c4 $11
)19. c4 Kf7 20. Kg2 h5 21. Nd3 hxg4 ( 21... Rh8 22. c5 $14 )22. hxg4 $14 Rh8
23. Rh1 ( 23. Qb3 $5 $14 { is worth looking at} )23... Bxg4 24. fxg4 Nxe4 25.
Rxh8 $4 { hands over the advantage to the opponent}  ( 25. Nxe4 $142 { and
White could well hope to play on}  25... Rxh1 26. Nxg5+ Qxg5 27. Kxh1 $11
)25... Rxh8 $19 26. Nxe4 Qxe4+ 27. Bf3 Qg6 $4 { Black lets it slip away}  (
27... Qh7 $142 { with excellent chances for Black}  28. Ra3 e4 $19 )28. Qe2 $16
e4 $4 { causes even greater problems}  ( 28... Ng8 29. Rc1 Nf6 30. Nxe5+ dxe5
31. Qxe5 Ne8 32. Qe6+ Qxe6 33. dxe6+ Kxe6 34. Bxb7 Nf6 35. Re1+ Kf7 $18 )29.
Bxe4 $18 Qh6 30. Re1 Bc3 31. Rc1 Bg7 ( 31... Bd2 32. Rb1 $18 ( 32. Qxd2 Qh3+
33. Kg1 f3 34. Bxf3 Qxf3 $19 ))32. Kf1 Re8 33. Qf3 Ng6 34. Qh1 ( 34. Bf5 $142 {
might be the shorter path}  34... Ne5 35. Nxe5+ Bxe5 36. Bxa7 b6 $18 )34...
Rxe4 ( 34... Qxh1+ { is still a small chance}  35. Bxh1 Rh8 $18 )35. Qxe4 Qh3+
36. Ke2 Qxg4+ 37. Kd2 Ne5 ( 37... Qd7 { does not improve anything}  38. Rg1 Bf6
39. Nxf4 $18 )38. Nxe5+ Bxe5 ( 38... dxe5 { there is nothing else anyway}  39.
Rg1 Qh5 $18 )39. Rg1 ( 39. Rh1 a5 40. Rh7+ Kf6 41. Rh6+ Ke7 42. Qh7+ Kf8 43.
Re6 Bc3+ 44. Kc2 Qh5 45. Qxh5 Bf6 46. Rxf6+ Ke7 47. Rf7+ Ke8 48. Rg7+ Kd8 49.
Qh8# )39... Qh3 40. Qd3 ( 40. Rxg5 Bc3+ 41. Ke2 f3+ 42. Ke3 Qh6 $18 )40...
Qxd3+ ( 40... f3 $18 { no good, but what else?} )41. Kxd3 Kf6 42. Ke4 ( 42.
Bxa7 { might be the shorter path}  42... Kf5 $18 )42... Bc3 ( 42... a6 {
doesn't do any good}  43. b5 Kg6 44. b6 cxb6 45. Bxb6 $18 )43. Be1 ( 43. Bxa7
$142 { it becomes clear that White will call all the shots}  43... Kg6 $18
)43... Be5 ( 43... Bb2 { cannot change destiny}  44. c5 $18 )44. c5 ( 44. c5
Kg6 45. c6 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.17"]
[White "Garcia-Blanco, Miguel"]
[Black "McColl, Kevin"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1900"]
[ECO "A16"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "63"]
[WhiteElo "1699"]

{ D71: Fianchetto Grünfeld: 3 g3 d5 sidelines and 5 cxd5  ( without Nf3 ) } 1.
c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 Nb6 6. Nf3 Bg7 7. d4 Nc6 8. e3
Bg4 ( 8... O-O 9. Qe2 Be6 10. b3 Bg4 11. Ba3 Re8 12. Rd1 e5 13. dxe5 Qc8 14. h3
Nxe5 15. hxg4 Nxf3+ 16. Bxf3 Bxc3+ 17. Kf1 c6 18. Kg2 Qe6 19. Rd6 Qe5 20. Rhd1
a5 21. R6d3 a4 22. Qc2 axb3 23. Qxb3 { Krasenkow,M  ( 2590 ) -Ftacnik,L  ( 2580
) /Polanica Zdroj 1995/CBM 049/1-0  ( 37 )}  )9. h3 ( 9. Qb3 O-O 10. O-O e5 11.
Nxe5 Bxe5 12. Bxc6 bxc6 13. dxe5 Bf3 14. e4 Nd7 15. e6 Nc5 16. Qa3 Nxe6 17. Be3
Qd7 18. Rfd1 Bxd1 19. Rxd1 Qc8 20. Qe7 Rd8 21. Rf1 Rd7 22. Qf6 Qd8 23. Qe5 Qe7
{ Kosata,J  ( 2204 ) -Petr,M  ( 2397 ) /Pardubice 2006/CBM 113 ext/0-1  ( 32 )}
 )9... Be6 10. O-O $146 ( 10. Ng5 Bc4 11. f4 Nb4 12. Be4 O-O 13. a3 N4d5 14. h4
Nxc3 15. bxc3 f5 16. Bg2 Bf6 17. Nf3 c5 18. h5 e6 19. hxg6 hxg6 20. Rb1 Rc8 21.
Ne5 Bxe5 22. fxe5 Rf7 23. Rb2 Qg5 24. Rh3 Qe7 { Trino Torre,M-Voskanian,V  (
2315 ) /Andorra 1994/TD/1-0  ( 34 )}  )10... Qd7 11. Kh2 ( 11. Ng5 Bc4 12. Re1
f5 $14 )11... h6 { Secures g5}  ( 11... O-O-O $5 $11)12. Ne4 $14 Bc4 ( 12...
O-O 13. Nc5 Qc8 14. Nxe6 Qxe6 15. Nd2 $16 )13. Re1 ( 13. Nc5 Qc8 14. Re1 a5 $16
)13... O-O ( 13... O-O-O $5 { is an interesting alternative}  14. Nc5 Qd6 $16
)14. b3 Bd5 ( 14... Be6 15. Nc5 Qc8 16. Bb2 $18 )15. Nc5 $18 Qc8 16. Bb2 ( 16.
e4 $5 $142 Be6 17. Be3 $18 )16... f5 $14 17. Qd2 Nd7 $2 ( 17... a5 18. Nh4 Bxg2
19. Nxg2 $14 )18. Rac1 ( 18. Ne5 $5 $142 Bxg2 19. Nexd7 $18 ( 19. Ncxd7 $6 Nxe5
20. Nxe5 Bxe5 $14 ))18... Nxc5 $14 19. Rxc5 e6 20. Rec1 Qe8 21. Ba3 ( 21. Ne1
Bxg2 22. Kxg2 Rd8 $16 )21... Rd8 ( 21... Rf7 22. Qe2 $11 )22. Qe1 ( 22. Rxc6 $5
{ might be a viable alternative}  22... Bxc6 23. Bxf8 Qxf8 24. Qa5 $14 )22...
Rf7 $11 23. Bb2 e5 $2 ( 23... a6 $5 $11 $142 { and Black can hope to survive}
)24. Nxe5 ( 24. Rxd5 $142 Rxd5 25. Nxe5 Nxe5 26. Bxd5 $18 ( 26. dxe5 $6 Rd8 $11
))24... Bxg2 $4 { causes further problems for ?}  ( 24... Nxe5 $142 25. Bxd5
Rxd5 26. dxe5 Rdd7 $16 )25. Nxf7 $18 ( 25. Kxg2 $6 { is the weaker alternative}
 25... Nxe5 26. dxe5 c6 $16 )25... Kxf7 ( 25... Qxf7 { does not win a prize} 
26. Kxg2 Rd7 27. Qe2 $18 )26. Kxg2 Kg8 ( 26... Bf8 { is no salvation}  27. R5c4
$18 )27. Kg1 ( 27. Qe2 { seems even better}  27... a6 $18 )27... Rd7 28. Qf1 (
28. Qe2 { keeps an even firmer grip}  28... Qe7 $18 )28... Re7 ( 28... Rf7 {
does not solve anything}  29. b4 $1 { Deflection: c6}  29... Nxb4 30. Rb5 $18 (
30. Rxc7 $143 Qe6 $18 ))29. a3 ( 29. b4 { and White can already relax}  29...
Qf7 30. Qc4 a6 $18 )29... Qf7 ( 29... Qc8 { does not help much}  30. Qc4+ Rf7
31. b4 $18 )30. Qc4 Qxc4 31. R5xc4 Kf7 ( 31... a6 { doesn't do any good}  32.
b4 $18 )32. R1c2  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.18"]
[White "Slidziunas, John"]
[Black "Whitney, Garth"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1034"]
[ECO "D02"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "81"]
[WhiteElo "1671"]

{ D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4 } 1. d4
c6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Bf5 5. O-O Nbd7 6. Nbd2 ( 6. Nh4 Bg4 7. h3 Bh5 8.
g4 Bg6 9. Bf4 Qb6 10. Nxg6 hxg6 11. Qd3 e6 12. Nd2 Be7 13. c4 a5 14. c5 Qd8 15.
Rac1 O-O 16. Qb3 Ra7 17. Rc2 Ne8 18. Nf3 Nc7 19. g5 a4 20. Qe3 Nb5 { Nikolic,P 
( 2645 ) -Brodsky,M  ( 2535 ) /Wijk aan Zee 1995/CBM 046/1-0  ( 40 )}  )6...
Qc7 ( 6... h6 7. Re1 Ne4 8. Nh4 Bh7 9. Nxe4 dxe4 10. Bh3 e6 11. Ng2 Nf6 12. c3
Be7 13. Ne3 h5 14. Nc4 h4 15. Qb3 hxg3 16. hxg3 e3 17. Bxe3 Be4 18. Bg2 Bxg2
19. Kxg2 Ng4 20. Rh1 Qd5+ 21. f3 { Meissner,C  ( 2146 ) -Nill,J  ( 2246 )
/Dresden 2004/CBM 099 ext/1/2-1/2}  )7. Nh4 $146 ( 7. c4 e5 ( 7... e6 8. b3 Be7
9. Bb2 O-O 10. Re1 Bb4 11. a3 Bd6 12. Nh4 Be4 13. Nhf3 Bg6 14. Qc1 Ne4 15. Nxe4
dxe4 16. Nh4 f5 17. Nxg6 hxg6 18. f3 Rf7 19. Qe3 exf3 20. exf3 Re8 21. f4 g5
22. c5 { Nguyen Sy Hung-Ton That Nhu,T/Vung Tau 2002/CBM 087 ext/1-0  ( 43 )} 
)8. dxe5 Nxe5 9. cxd5 Nxf3+ 10. Bxf3 cxd5 11. Nb3 Bc2 12. Qd4 Be7 13. Bf4 Qd7
14. Rac1 Rc8 15. Na1 Rc4 16. Qxa7 Ba4 17. Rxc4 dxc4 18. Qa8+ Bd8 19. Qxb7 Qe6
20. Qb4 Bd7 21. Rc1 Be7 { Navarro,M-Nicolas/Madrid 1943/HCL/1-0  ( 61 )}  )7...
Be4 ( 7... Bg6 $5 $11 { is worth consideration} )8. Nxe4 $16 Nxe4 9. Nf3 ( 9.
c4 $5 $16)9... e6 $11 10. Bf4 Bd6 11. Bxd6 Qxd6 ( 11... Nxd6 12. Qc1 $11 )12.
c3 O-O 13. Nd2 Nxd2 14. Qxd2 c5 ( 14... f5 15. Rad1 $11 )15. Rfd1 Rac8 ( 15...
Rfd8 16. e4 dxe4 17. Bxe4 $11 )16. c4 ( 16. dxc5 Rxc5 17. e4 Nf6 $14 )16... Nb6
( 16... dxc4 $5 17. Bxb7 Rcd8 $11 )17. cxd5 $14 Nxd5 18. dxc5 Rxc5 $4 { another
bit of territory lost. .}  ( 18... Qxc5 $142 19. Bxd5 exd5 $14 )19. e4 $18 Rd8
20. exd5 exd5 21. Rac1 Rxc1 22. Rxc1 Qa6 ( 22... d4 { doesn't change the
outcome of the game}  23. Bxb7 Re8 24. Be4 $18 )23. b3 ( 23. Qxd5 $142 { keeps
an even firmer grip}  23... Re8 $18 )23... h6 24. Bh3 ( 24. Bxd5 $5 { and White
can already relax}  24... Qd6 25. Rc8 Kh8 26. Rxd8+ Qxd8 $18 )24... Qf6 ( 24...
d4 { cannot undo what has already been done}  25. Bg2 $18 )25. Rc8 ( 25. Rc7
$142 { seems even better}  25... b6 26. Rxa7 Qe5 $18 )25... Rf8 ( 25... d4 $18
{ hoping against hope} )26. Rxf8+ Kxf8 27. Qxd5 Qc6 ( 27... Qe7 { doesn't
change anything anymore}  28. Bd7 Qb4 29. Bg4 $18 )28. Qxc6 bxc6 29. Bd7 c5 30.
Kf1 Ke7 31. Bb5 Kd6 32. Ke2 Ke5 ( 32... f6 { a fruitless try to alter the
course of the game}  33. Kd2 $18 )33. Kd3 a5 ( 33... Ke6 { does not improve
anything}  34. Bc4+ Kf5 35. Bxf7 $18 )34. Bc6 ( 34. Kc4 $142 { makes it even
easier for White}  34... Kd6 $18 )34... g5 ( 34... Kd6 { cannot change destiny}
 35. Be8 f6 36. Kc4 $18 )35. Kc4 Kd6 36. Bg2 f5 ( 36... f6 { does not save the
day}  37. Bf3 $18 )37. Ba8 ( 37. f4 $142 { might be the shorter path}  37...
Ke6 $18 )37... h5 ( 37... Ke5 { is not the saving move}  38. Bf3 $18 )38. f4
gxf4 39. gxf4 Kc7 40. h4 Kb6 41. Bf3  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.19"]
[White "Hvistendahl, Robert"]
[Black "Mdinaradze, Edgar"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1896"]
[ECO "B07"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "100"]
[WhiteElo "1855"]

{ B07: Pirc Defence: Miscellaneous Systems } 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3
Bg7 5. Be3 c6 6. Qd2 Be6 ( 6... h6 7. g4 ( 7. a4 Qc7 8. Bc4 Nbd7 9. Nge2 d5 10.
Bf4 Qa5 11. exd5 Nb6 12. Bb3 Nfxd5 13. Nxd5 Qxd2+ 14. Kxd2 Nxd5 15. Be5 Bxe5
16. dxe5 O-O 17. Bxd5 Rd8 18. Nf4 e6 19. a5 exd5 20. b4 g5 21. Nd3 Bf5 {
Gyimesi,Z  ( 2539 ) -Trachtmann,M  ( 2306 ) /Germany 2001/CBM 082 ext/1-0  ( 41
)}  )7... Nbd7 8. Nge2 b5 9. h4 Nb6 10. b3 h5 11. g5 Nfd7 12. Bh3 b4 13. Nd1 c5
14. Nf2 a5 15. Rd1 Ba6 16. dxc5 dxc5 17. f4 Qc7 18. e5 Rd8 19. c4 bxc3 20. Qxc3
Bb7 21. Rg1 { Gofshtein,L  ( 2580 ) -Labok,B  ( 2380 ) /Ramat Aviv 2000/CBM
077/1/2-1/2  ( 62 )}  )7. Nge2 $146 ( 7. Bd3 Na6 8. a3 O-O 9. Nge2 Nc7 10. O-O
b5 11. h3 a6 12. f4 Bc4 13. Ng3 Bxd3 14. Qxd3 e6 15. Qd2 Qe7 16. Rae1 d5 17. f5
dxe4 18. fxg6 fxg6 19. Ncxe4 Nxe4 20. Nxe4 Rf5 21. c3 { 1/2-1/2
Rodemann,E-Vogel,M/Wiesbaden 1994/GER}  )7... Qa5 ( 7... Bc4 8. O-O-O $14 )8.
Nf4 $16 Bd7 9. d5 ( 9. Bc4 O-O $16 )9... c5 ( 9... O-O 10. a3 $11 )10. h4 h5
11. Nd3 c4 { Black threatens to win material: c4xd3}  12. Nf2 b5 13. a3 Na6 14.
Rd1 O-O 15. Bh6 Kh7 ( 15... Bxh6 16. Qxh6 Nc5 17. Rd2 $11 )16. Bxg7 $14 { White
has a mate threat}  16... Kxg7 17. Be2 Rac8 18. g4 ( 18. f4 Qc7 $16 )18... b4 (
18... Nc5 $5 $11 { is noteworthy} )19. axb4 $16 Qxb4 20. Qd4 { White threatens
to win material: Qd4xa7}  20... Kh7 ( 20... Kg8 21. g5 Ne8 22. Ra1 $16 )21. O-O
( 21. g5 Ne8 22. Ra1 Nc5 $16 )21... Qb6 22. Qd2 hxg4 23. Kg2 $4 { White has let
it slip away}  ( 23. fxg4 $142 { is the best option White has}  23... Nc5 24.
Kg2 $16 )23... gxf3+ $17 24. Bxf3 Rh8 ( 24... Qxb2 $2 { is no good}  25. Rb1
Qa3 26. Ra1 $18 )25. Nh3 ( 25. Rh1 $5 $17 $142)25... Kg7 $19 26. Kg3 Rh6 27.
Ng5 Rch8 28. Rh1 Nc7 29. Be2 ( 29. Rb1 a6 $17 )29... Nh5+ ( 29... Qxb2 $5 30.
Bxc4 Qb6 31. Ne2 $19 )30. Kg2 f6 31. Nf3 Bg4 ( 31... Qxb2 $5 32. Bxc4 Qb4 $17
)32. Bxc4 ( 32. Ra1 f5 33. exf5 Bxf3+ 34. Kxf3 Rf8 $15 ( 34... Qxb2 $4 { the
pawn must remain untouched}  35. Rhb1 Qxb1 36. Rxb1 $18 ( 36. Nxb1 $6 Nf6 37.
Qa5 Ncxd5 38. Bxc4 Rh5 39. Bxd5 Rxf5+ 40. Kg3 Rxd5 41. Qxa7 Ne4+ 42. Kh3 Re5
$18 ) ))32... Bxf3+ ( 32... Qxb2 33. Rb1 Qa3 34. Rb7 $15 )33. Kxf3 Kf7 ( 33...
Qxb2 34. Rb1 Qa3 35. Qe3 $11 )34. b3 Ng7 35. Kg4 ( 35. Qf2 g5 $15 )35... Rh5 (
35... g5 $5 $17)36. Kg3 $15 { White king safety improved}  36... g5 { Black
threatens to win material: g5xh4}  37. Ne2 gxh4+ 38. Kh3 R8h6 ( 38... Re5 $5
$15)39. Rc1 ( 39. Rdg1 Rh8 $14 )39... Re5 ( 39... Rg5 40. Rhg1 Qf2 41. Qxg5
fxg5 42. Rcf1 Qxf1+ 43. Rxf1+ Rf6 44. Nd4 $15 )40. Bd3 ( 40. Qxh6 $142 Rg5 41.
Rcf1 ( 41. Qxh4 $6 Qe3+ 42. Ng3 Nh5 $11 )41... Qe3+ 42. Kh2 ( 42. Kxh4 { is
refuted with a beautiful mate}  42... Qxe4+ 43. Nf4 Nf5+ 44. Kh3 Qe3+ 45. Rf3
Qxf3+ 46. Kh2 Qg3# )42... Rg2+ 43. Kxg2 Qxh6 44. Rf4 $16 )40... Nh5 $4 { not a
good decision, because now the opponent is right back in the game}  ( 40...
Rhh5 41. Nf4 Rhg5 42. Kh2 $15 ( 42. Kxh4 $4 { the pawn of course cannot be
captured}  42... Qb8 43. Nh5 Qh8 44. Qxg5 Rxg5 $19 ))41. Rhg1 ( 41. Qxh6 {
seems even better}  41... Rg5 42. Rcf1 Qe3+ 43. Kxh4 Ke8 $18 )41... Ng3 $4 {
lets it slip away}  ( 41... Rh7 $15)42. Rce1 ( 42. Qxh6 $142 { ends the debate}
 42... Rh5 43. Qf4 Ke8 $18 )42... Nxe4 $4 { makes life more difficult}  ( 42...
Rg5 $17 $142)43. Qf4 ( 43. Bxe4 $142 { and the rest is a matter of technique} 
43... Rxe4 44. Qxh6 Qe3+ 45. Qxe3 Rxe3+ 46. Kxh4 Nxd5 47. Nd4 $18 )43... Nf2+ (
43... Ng5+ $142 { and Black wins}  44. Rxg5 Qe3+ ( 44... Rxg5 $143 45. Nd4 $19
)45. Qxe3 Rxe3+ 46. Kg4 fxg5 47. Kxg5 Rh8 $19 )44. Kh2 Nxd3 $4 { ruins a very
nice position}  ( 44... Qe3 $142 45. Qxe3 Rxe3 $19 )45. cxd3 $4 { a weak move,
ruining a winning position.}  ( 45. Qxh6 $142 Qf2+ 46. Rg2 Qxg2+ 47. Kxg2 Rg5+
48. Kf1 Rf5+ 49. Kg1 Rg5+ 50. Qxg5 fxg5 51. cxd3 Nxd5 52. Ra1 $18 )45... Qe3 (
45... Rhh5 $142 { might be the shorter path}  46. Nc3 Rxe1 47. Rxe1 Qxb3 $19
)46. Qc4 $4 { terrible, but what else could White do to save the game?}  ( 46.
Qxe3 $142 Rxe3 47. Nf4 $19 )46... Nxd5 ( 46... Qf2+ $142 { and Black can
already relax}  47. Kh1 Qf3+ 48. Kh2 Rxe2+ 49. Rxe2 Qxe2+ 50. Kh1 Qf3+ 51. Kh2
Nxd5 52. Qe4 Qf2+ 53. Rg2 Qf4+ 54. Qxf4 Nxf4 55. Rc2 $19 )47. Nf4 ( 47. Qg4 {
the last chance for counterplay}  47... Rg5 48. Qe4 Qf2+ 49. Kh1 $19 )47...
Qxf4+ 48. Qxf4 Nxf4 49. Ra1 ( 49. Rxe5 { is not much help}  49... dxe5 50. Rd1
Rg6 $19 )49... a5 ( 49... Re2+ $5 { keeps an even firmer grip}  50. Kh1 Nxd3
51. Rg2 Rxg2 52. Kxg2 Rg6+ 53. Kf3 Rg3+ 54. Ke2 $19 )50. d4 Rb5 ( 50... Rb5 51.
Rgf1 e5 $19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.20"]
[White "Milton, Anthony W"]
[Black "Rigo, Bernard"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1827"]
[ECO "D32"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "69"]
[WhiteElo "1466"]

{ D32: Tarrasch Defence: Sidelines and lines without g3 } 1. d4 d5 2. c4 e6 3.
Nc3 c5 4. Nf3 Nc6 5. e3 Nf6 6. cxd5 exd5 7. Be2 Be7 8. O-O O-O 9. a3 c4 ( 9...
Re8 10. dxc5 Bxc5 11. b4 Bd6 12. Bb2 Be6 13. Rc1 Rc8 14. Nb5 Bb8 15. Re1 Ne4
16. Nbd4 Bg4 17. Nxc6 bxc6 18. h3 Bxf3 19. Bxf3 Qd6 20. g3 Qg6 21. Bxe4 Qxe4 {
1/2-1/2 Teixeira,W  ( 2096 ) -De Freitas,J  ( 2030 ) /Vitoria 2006/CBM 114 ext}
 )10. b3 cxb3 11. Qxb3 Na5 12. Qc2 $146 ( 12. Qa2 Bf5 13. Bd2 Rc8 14. Ne5 Bd6
15. Rac1 Nc4 16. Bxc4 dxc4 17. Nb5 Bxe5 18. dxe5 Ng4 19. Bb4 Qh4 20. h3 Nxe5
21. Bd6 Nf3+ 22. gxf3 Bxh3 23. Bg3 Qh5 24. Nd4 Rc6 25. Qe2 Bxf1 26. Qxf1 Rh6 {
Worek,J  ( 2251 ) -Maszota,N  ( 2003 ) /Laczna 2002/CBM 089 ext/0-1  ( 48 )} 
)12... Bg4 13. Ne5 Bxe2 14. Qxe2 Rc8 { Black threatens to win material: Rc8xc3}
 15. Bb2 Re8 16. Rfd1 a6 { Secures b5}  17. f3 { Prevents intrusion on e4+g4} 
( 17. a4 Bb4 18. Rac1 Nb3 $15 )17... Bd6 18. e4 $2 ( 18. Rab1 b5 $17 )18... Bb8
( 18... Nb3 19. Nxf7 Kxf7 20. Rab1 $19 )19. Qf2 $2 ( 19. Rab1 $15 $142 { would
keep White alive} )19... Ba7 $19 20. Kh1 $4 { White has lost his nerve...
understandable when you consider his position}  ( 20. f4 $142 dxe4 21. Kh1 $19
)20... Rxe5 $1 { Deflection: d4}  21. dxe5 ( 21. Rab1 $19 { is still a small
chance} )21... Bxf2 22. exf6 Qxf6 ( 22... d4 $5 { might be the shorter path} 
23. Nd5 Rc5 24. Rf1 $19 )23. Nxd5 Qe6 24. e5 ( 24. Nc7 { doesn't improve
anything}  24... Qe7 25. Nd5 Qe8 $19 )24... h5 25. f4 Kh7 26. f5 Qh6 ( 26...
Qxf5 { makes it even easier for Black}  27. Ne7 Qe6 28. Nxc8 Qxc8 29. Rac1 $19
)27. f6 ( 27. Bc1 { doesn't get the bull off the ice}  27... Qc6 28. Bf4 Bh4
$19 )27... Nc6 ( 27... Rc2 $5 $142 { seems even better}  28. e6 fxe6 29. f7 $19
)28. Rab1 ( 28. fxg7 { doesn't get the cat off the tree}  28... Bh4 29. Nf6+
Kxg7 30. Rf1 Bxf6 31. exf6+ Kh7 32. Rae1 $19 )28... Rc7 ( 28... Qg5 $142 { and
Black takes home the point}  29. Rbc1 Rd8 30. fxg7 Bd4 31. Bxd4 Rxd5 32. g8=Q+
Kxg8 $19 )29. fxg7 $4 { forfeits the advantage}  ( 29. Nxc7 h4 30. Rd3 gxf6 $16
)29... Qxg7 ( 29... Rc8 $19 $142 { makes sure everything is clear} )30. Nf6+ (
30. Nxc7 Nxe5 31. Ne8 Qg5 $16 )30... Kh6 $14 31. Rd6 $4 { releasing the
pressure on the opponent}  ( 31. Ne8 $142 Qg4 32. Nxc7 $14 )31... Kg5 $4 {
gives the opponent counterplay}  ( 31... Bc5 $142 32. Rd3 Qg6 33. Bc1+ Be3 34.
Bxe3+ Kg7 $17 )32. Rd5 $4 { simply marches past the door to victory}  ( 32.
Ne4+ { makes it even easier for White}  32... Kf5 33. Nxf2 Nd8 34. Rf6+ Qxf6
35. exf6 Rc2 $18 )32... Kf5 ( 32... Ne7 $142 { and Black wins}  33. Ne4+ Kf4
$19 )33. e6+ $4 { there were better ways to keep up the pressure}  ( 33. Rf1
$142 { finishes off the opponent}  33... Ne7 34. Rxf2+ Kg6 35. Rd6 $18 )33...
Kxe6 $11 34. Re5+ $4 { an unfortunate move that relinquishes the win}  ( 34.
Ne8 $142 { had to be tried to avoid defeat}  34... Qg4 35. Nxc7+ Ke7 36. Rbd1
$14 )34... Kxf6 ( 34... Nxe5 $142 { and Black has reached his goal}  35. Ne8
Qh7 36. Nxc7+ Kd7 $19 )35. Re2+  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.21"]
[White "Zulfic, Fedja"]
[Black "Ajith, Chol Solomon"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1430"]
[ECO "D04"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "42"]
[WhiteElo "1809"]

{ D04: Colle System } 1. d4 d5 2. Nf3 Nf6 3. e3 Bg4 4. c4 e6 5. Nc3 Bd6 ( 5...
Nbd7 6. h3 Bh5 7. Be2 c6 8. cxd5 exd5 9. b3 Bb4 10. Bd2 Qe7 11. O-O O-O 12. Na4
Bd6 13. Nh4 Bxe2 14. Qxe2 g6 15. Nf3 Ne4 16. Rab1 f5 17. b4 Nb6 18. Nc5 Nc4 19.
Rb3 Rac8 20. Bc1 { Kagan,N  ( 2395 ) -Toh,T  ( 2315 ) /Genting 1995/CBM 047
ext/1/2-1/2  ( 54 )}  )( 5... Be7 6. Qb3 b6 7. Ne5 c6 8. cxd5 exd5 9. Nxg4 Nxg4
10. Be2 Nf6 11. O-O O-O 12. Bf3 Bd6 13. Qc2 Re8 14. g3 Nbd7 15. Bd2 Rc8 16.
Rae1 Nf8 17. Bg2 Qd7 18. e4 dxe4 19. Nxe4 Be7 20. Bc3 { Medic,M  ( 2239 )
-Geldyeva,M  ( 2274 ) /Turin 2006/CBM 112 ext/0-1  ( 63 )}  )6. Qb3 { White
threatens to win material: Qb3xb7}  6... Bxf3 $146 ( 6... b6 7. Ne5 c6 8. Nxg4
Nxg4 9. cxd5 cxd5 10. Bb5+ Nd7 11. f3 Nf6 12. e4 dxe4 13. fxe4 e5 14. d5 O-O
15. Bc6 Rc8 16. Bg5 Nc5 17. Qc4 Be7 18. Rd1 a6 19. b4 b5 20. Qe2 Na4 21. Nxa4 {
Stroessner,L  ( 1344 ) -Gordeeva,V  ( 1346 ) /Kranenburg 2005/CBM 105 ext/1-0 
( 39 )}  )( 6... b6 $5 $14)7. Qxb7 $16 Bxg2 ( 7... Nbd7 8. gxf3 dxc4 9. Rg1 $14
)8. Bxg2 Nbd7 9. cxd5 Rb8 10. Qxa7 exd5 11. Nxd5 Nxd5 12. Bxd5 O-O 13. Qa6 Bb4+
14. Kf1 Qg5 ( 14... Ne5 15. Be4 ( 15. dxe5 Qxd5 16. Rg1 Qd1+ 17. Kg2 Qg4+ 18.
Kf1 Qh3+ 19. Ke2 Qh5+ 20. Kf1 Rfd8 $19 )15... c5 16. a3 $16 ( 16. dxe5 { is no
comparison}  16... Qd1+ 17. Kg2 Qg4+ 18. Kf1 Qxe4 $19 ))15. Bg2 Rb6 16. Qd3 Rg6
( 16... c5 17. a3 Ba5 18. Rg1 $18 )17. Rg1 ( 17. Be4 $5 Qh5 18. h4 Re6 $18
)17... Nf6 18. h3 $4 { letting the wind out of his own sails}  ( 18. e4 Qh4 19.
Qh3 Qxh3 20. Bxh3 Nxe4 21. Rxg6 hxg6 $18 )18... Nh5 $4 { with this move Black
loses his initiative}  ( 18... Ne4 $1 $142 { was a good chance to save the
game}  19. Qe2 Qf5 20. Bxe4 Qxh3+ 21. Bg2 Rxg2 22. Rxg2 Qh1+ 23. Rg1 Qh3+ 24.
Rg2 Qh1+ 25. Rg1 Qh3+ 26. Rg2 $11 )19. e4 $18 Qf6 20. e5 $4 { what a pity,
victory was in sight}  ( 20. Bf3 $142 { the advantage is on the side of White} 
20... Qh4 21. Rxg6 hxg6 22. Bg2 $18 )20... Ng3+ 21. Qxg3 Qa6+ ( 21... Qa6+ 22.
Qd3 Qxd3# ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.22"]
[White "Cloudsdale, Colin"]
[Black "Cooke, Tristrom P"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1549"]
[ECO "C34"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "45"]
[WhiteElo "1929"]

{ C34: King's Gambit Accepted: 3 Nf3: 3...Nf6 and 3...d6 } 1. e4 e5 2. f4 exf4
3. Nf3 d6 4. Bc4 Be6 5. Qe2 Bxc4 ( 5... c6 6. d4 Bxc4 7. Qxc4 Nf6 8. Nc3 Nxe4
9. Nxe4 d5 10. Qe2 dxe4 11. Qxe4+ Qe7 12. Qxe7+ Bxe7 13. Bxf4 Nd7 14. O-O-O O-O
15. Rhe1 Rfe8 16. d5 cxd5 17. Rxd5 Nf8 18. c3 a6 19. Kc2 Ne6 20. Be3 {
Westerinen,H  ( 2382 ) -Gunnarsson,J  ( 2411 ) /Gentofte 1999/CBM 073/1-0  ( 57
)}  )( 5... Be7 6. d4 Bxc4 7. Qxc4 Nf6 8. Nc3 O-O 9. O-O c6 10. Qb3 Qb6 11.
Bxf4 Nbd7 12. Qa3 Rfe8 13. Qb3 c5 14. Qxb6 Nxb6 15. e5 dxe5 16. Bxe5 Nc4 17.
Nb5 Nd5 18. b3 Nxe5 19. dxe5 a6 20. Nd6 { Grosar,V  ( 1931 ) -Valic,J  ( 1938 )
/Nova Gorica 2006/CBM 110 ext/1-0}  )6. Qxc4 Nd7 7. d4 Nb6 { Black threatens to
win material: Nb6xc4}  8. Qd3 $146 { Black king safety improved}  ( 8. Qb3 Qe7
9. Nc3 O-O-O 10. Bxf4 h6 11. h4 Qe6 12. Qxe6+ fxe6 13. O-O-O Be7 14. e5 d5 15.
g4 Bb4 16. Ne2 Nc4 17. g5 Rf8 18. gxh6 Nxh6 19. Ng5 Kd7 20. c3 Be7 21. Rdf1 Nf5
22. Bg3 Nxg3 { Neumair,C  ( 1330 ) -Strathoff,J  ( 2028 ) /Olpe 2005/CBM 108
ext/0-1  ( 60 )}  )8... Qe7 ( 8... g5 9. Qb5+ c6 10. Qxg5 Qxg5 11. Nxg5 $14 )9.
O-O { White castles and improves king safety}  9... O-O-O 10. a4 d5 11. e5 {
This push gains space}  11... g5 $2 ( 11... Nc4 $5 $14 $142)12. Qf5+ $18 Nd7
13. Nxg5 Nh6 14. Qxf4 Bg7 15. Nc3 c6 ( 15... Nf8 $18)16. Be3 $4 { allows the
opponent back into the game}  ( 16. Nxf7 { and White can already relax}  16...
Rdf8 17. Nd6+ Kc7 $18 )16... Rde8 $2 ( 16... f6 17. exf6 Qxf6 18. Qxf6 Bxf6 19.
Rad1 $16 )17. Rae1 $4 { throwing away the advantage}  ( 17. Nxf7 Rhf8 18. Nd6+
( 18. Nxh6 $4 { capturing the knight is not a good idea}  18... Rxf4 19. Bxf4
Qe6 $19 )18... Qxd6 19. exd6 Rxf4 20. Bxf4 ( 20. Rxf4 $143 Rxe3 21. Raf1 Re6
$15 )20... Bxd4+ 21. Kh1 $18 )17... f6 $14 18. exf6 Bxf6 ( 18... Qxf6 19. Qxf6
Bxf6 20. Nf3 $14 )19. Nf3 ( 19. Bd2 Bxg5 20. Qxg5 Qxg5 21. Rxe8+ Rxe8 22. Bxg5
Ng8 $16 )19... Bg7 20. Bf2 Qf6 21. Bg3 Qxf4 22. Bxf4 { White has an active
position}  22... Bf8 $4 { another step towards the grave}  ( 22... Rhf8 $142
23. Re2 Nf5 $16 )23. Rxe8#  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.23"]
[White "Dizdarevic, Mehmedalija"]
[Black "Huynh, Arthur"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1833"]
[ECO "C10"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "53"]
[WhiteElo "1956"]

{ C10: French with 3 Nc3: Unusual Black 3rd moves and 3...dxe4 } 1. e4 e6 2. d4
d5 3. Nc3 Be7 4. e5 Nh6 $146 ( 4... c5 5. Qg4 g6 ( 5... Kf8 6. Nf3 h5 7. Qf4
Nh6 8. dxc5 Bxc5 9. Bd3 Kg8 10. O-O Nc6 11. a3 a5 12. Nb5 Ne7 13. Nbd4 Ng6 14.
Bxg6 fxg6 15. c3 Kh7 16. Ng5+ Kg8 17. Ngxe6 Qe7 18. Nxc5 Qxc5 19. e6 Ra6 20.
Re1 { Schumacher,H  ( 2119 ) -Andreas,G/Lignano Sabbiadoro 2005/CBM 108 ext/1-0
 ( 31 )}  )6. dxc5 ( 6. Nf3 h5 7. Qg3 Nh6 8. Bxh6 Rxh6 9. dxc5 Na6 10. Bxa6
bxa6 11. Qf4 g5 12. Qd4 Qc7 13. Qe3 Rg6 14. O-O g4 15. Nd4 Bxc5 16. Nce2 Be7
17. f4 Bd7 18. c3 Bb5 19. Nxb5 axb5 20. b4 Rc8 { Vasiukov,E  ( 2505 )
-Becking,F/St Ingbert 1994/GER/1/2-1/2  ( 43 )}  )6... Nc6 7. Nf3 h5 ( 7...
Bxc5 8. a3 ( 8. Bd3 a6 9. h4 h6 10. Rh3 Nge7 11. Qf4 Nf5 12. g4 Ng7 13. Bd2 Qe7
14. h5 g5 15. Qg3 Bd7 16. Nxg5 hxg5 17. h6 O-O-O 18. hxg7 Rhg8 19. O-O-O Rxg7
20. Rh6 Bd4 21. Re1 Qc5 22. Nd1 Nb4 { Jacobs,B  ( 2340 ) -Karlsson,L  ( 2485 )
/Gausdal 1991/TD/0-1  ( 42 )}  ) 8... f5 9. Qg3 Nge7 10. h4 Qb6 11. Bd3 f4 12.
Bxf4 Qxb2 13. O-O Qxc3 14. Bd2 Qxa1 15. Rxa1 Bd7 16. Bh6 Rg8 17. Ng5 Nf5 18.
Bxf5 gxf5 19. Qf4 O-O-O 20. Nf7 Rg4 21. Qd2 Nd4 22. Qd1 { Schmidt Schaeffer,S 
( 2405 ) -Paehtz,T  ( 2475 ) /Vienna 1996/CBM 053 ext/0-1  ( 36 )}  )8. Qf4 Nh6
9. Bd2 Nf5 10. Bd3 Nh4 11. Nxh4 Bxh4 12. Nb5 O-O 13. O-O-O Be7 14. Rhe1 Bxc5
15. Qh6 Qe8 16. Nc7 { 1-0 Fatalibekova,E  ( 2285 ) -Kellner,N  ( 2000 )
/Tbilisi 1976/MCD}  )( 4... h5 5. Be3 $16 )5. Bxh6 gxh6 6. Qg4 c5 7. Nf3 {
Black has a cramped position}  ( 7. dxc5 Rf8 $16 )7... Nc6 8. Qg7 { White
threatens to win material: Qg7xh8}  8... Rf8 { Black has a cramped position} 
9. O-O-O { White has a king attack}  ( { Less advisable is } 9. Qxh7 cxd4 10.
Nb5 Qa5+ 11. Nd2 Nxe5 12. Nxd4 Bd7 $17 )( { Instead of } 9. Qxh6 Nxd4 10. Nxd4
cxd4 $11 )9... Bd7 { Black has a cramped position}  10. Kb1 ( { Worse is } 10.
Qxh6 cxd4 11. Nb5 Nxe5 $15 )10... cxd4 11. Nxd4 ( 11. Nb5 $5 $16)11... Nxd4 $11
12. Rxd4 { White has a king attack}  12... Qb6 { Black threatens to win
material: Qb6xd4}  13. Rf4 Ba3 ( 13... O-O-O $5 $14)14. Nd1 $16 a5 ( 14... Bb4
15. Rh4 Bd2 16. f4 $16 )15. Rf3 Bc5 16. Qxh7 ( 16. Rf6 a4 $16 )16... a4 ( 16...
Qc7 $5 $14 { should be investigated more closely} )17. Qxh6 d4 ( 17... Qc7 18.
Qf4 $16 )18. Qf4 ( 18. a3 Qc7 19. Qh5 b5 $16 )18... Bc6 19. Rg3 Bd5 ( 19... a3
20. b3 $16 )20. Bd3 a3 21. b3 Ra4 $4 { Black crumbles in face of a dire
situation}  ( 21... O-O-O $18 $142)22. Qd2 ( 22. h4 $5 $142 { keeps an even
firmer grip}  22... Kd7 $18 )22... Rb4 23. h4 Qa5 ( 23... Qc7 { cannot change
what is in store for ?}  24. Qg5 Qe7 25. h5 Qxg5 26. Rxg5 $18 )24. Qe2 ( 24.
Qg5 $142 { keeps an even firmer grip}  24... f5 25. exf6 Bd6 $18 )24... Rb6 (
24... Rh8 $18 { there is nothing better in the position} )25. h5 Bb4 ( 25...
Qa8 $18 { the only chance to get some counterplay} )26. h6 Bd2 ( 26... Kd7 {
otherwise it's curtains at once}  27. h7 Rc6 $18 )27. Be4 ( 27. Be4 Bf4 28. Rg4
Bxe4 29. Rxf4 $18 ( 29. Qxe4 $143 Bxe5 30. Qd3 Bh8 $18 )) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.07"]
[Round "4.24"]
[White "Gibbs, Glen B"]
[Black "Voon, Richard"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1903"]
[ECO "D66"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "160"]
[WhiteElo "1800"]

{ D66: Queen's Gambit Declined: Classical: Main Line  ( 7 Rc1 c6 8 Bd3 ) } 1. d4
Nf6 2. Nf3 d5 3. c4 e6 4. Bg5 h6 5. Bh4 Be7 6. Nc3 Nbd7 7. e3 O-O 8. Rc1 c6 9.
Bd3 dxc4 10. Bxc4 b5 11. Bd3 a6 12. O-O c5 13. e4 $146 ( 13. Bb1 Bb7 14. Qe2
Qb6 ( 14... Rc8 15. e4 b4 16. Na4 Bc6 17. e5 Bxa4 18. exf6 Bxf6 19. Qxa6 Bc6
20. Qd3 g6 21. Bxf6 Qxf6 22. dxc5 Qxb2 23. Nd4 Ne5 24. Qe3 Ng4 25. Qf4 e5 26.
Qxg4 Qxd4 27. Qxd4 exd4 28. Rfd1 Rfd8 29. f3 {
Panagopoulos,T-Niemela,I/Dubrovnik 1950/MCD/1/2-1/2  ( 56 )}  )15. Rfd1 Rfd8
16. dxc5 Nxc5 17. b4 Na4 18. Nxa4 bxa4 19. a3 a5 20. Ne5 Rxd1+ 21. Rxd1 axb4
22. Bxf6 Bxf6 23. Nd7 Qc6 24. Nxf6+ gxf6 25. Qg4+ Kh8 26. Qh3 Kg7 27. Qg4+ {
1/2-1/2 Urbanec,K-Fichtl,J/Prague 1943/HCL}  )( 13. Bxf6 Bxf6 14. a4 ( 14. Ne4
cxd4 15. Nxf6+ Nxf6 16. Nxd4 Bb7 17. Be2 Qa5 18. a3 Rac8 19. Nb3 Qb6 20. Qd4
Qxd4 21. exd4 Bd5 22. Nc5 Rc6 23. b4 Rd8 24. f3 Rcd6 25. Rfd1 Kf8 26. Kf2 Ng8
27. Ne4 R6d7 28. Nc5 Rd6 { Lilienthal,A-Ragozin,V/Moscow 1945/HCL/1/2-1/2  ( 52
)}  )14... cxd4 15. exd4 bxa4 16. Nxa4 Bb7 17. Be2 Rb8 18. Ra1 a5 19. Qd2 Bxf3
20. Bxf3 Rb4 21. Rfd1 Bxd4 22. Qe2 Ne5 23. g3 Qf6 24. Kg2 Rfb8 25. Rd2 g6 26.
Ra2 Rc8 27. Bb7 Rc1 { Rivas Pastor,M  ( 2520 ) -Andersson,U  ( 2605 ) /Debrecen
1992/EU-chT/0-1}  )( 13. Bxf6 $5 { is worthy of consideration}  13... Bxf6 14.
Be4 $14 )13... cxd4 $11 14. Nxd4 { Black has a cramped position. .}  14... Bb7
15. f3 { Covers g4}  15... Qb6 16. Bf2 Bc5 { Black threatens to win material:
Bc5xd4}  17. Nb3 ( 17. Nce2 $5 Qd6 18. a4 $15 )17... Bxf2+ $17 18. Rxf2 Rfd8
19. Qe2 ( 19. Qe1 Ne5 20. Bf1 Rd3 21. Bxd3 Nxd3 $17 )19... Ne5 $17 20. Bb1 Rac8
21. Rd1 Bc6 22. Rxd8+ Rxd8 ( { Not } 22... Qxd8 23. Nd1 $15 )23. a3 a5 24. Kh1
( 24. Nd2 $5 b4 25. Nd1 Bb5 $19 )24... b4 $19 25. axb4 axb4 26. Na2 Bb5 27. Qe1
Bc4 ( 27... Rd1 $142 28. Qxd1 Qxf2 29. Qd8+ Kh7 $19 )28. Nbc1 $4 { leading to a
quick end}  ( 28. Nac1 $17)28... Nc6 { White has a cramped position. White's
piece can't move: a2}  ( 28... Rd1 $1 $142 { and the result of the game is
clear: Black will win}  29. Qxd1 Qxf2 $19 )29. Rd2 $17 e5 30. Rxd8+ ( 30. b3
Ba6 $15 )30... Qxd8 $17 ( { Weaker is } 30... Nxd8 31. Nxb4 Nd7 32. Ncd3 $14
)31. b3 Ba6 32. Bc2 Qb6 ( 32... Qd4 33. Bd1 $17 )33. Nd3 { The pressure on the
isolated pawn grows}  33... Bxd3 34. Bxd3 Nd7 35. Bc4 Ndb8 ( 35... Qa5 $5 {
must be considered}  36. Qd2 Nb6 $15 )36. h3 $14 Kf8 37. Qd2 Qd4 38. Qxd4 exd4
{ A minor pieces endgame occured}  39. Nc1 ( 39. Kg1 Ke7 $14 )39... f6 ( 39...
Na5 40. Bb5 $11 )40. Nd3 Ke7 ( 40... Nd7 41. f4 $11 )41. Nf4 ( 41. f4 $5 $14 {
should be examined more closely} )41... Nd7 $15 42. Nd5+ Kd6 43. f4 $4 ( 43.
Bb5 $5 $15 $142 { must definitely be considered} )43... Kc5 $4 { weakening the
position}  ( 43... Nc5 $142 { secures the point}  44. Kg1 Nxe4 $19 )44. Nc7 $17
g5 45. g3 Na5 46. Ne6+ $2 ( 46. Na6+ $142 Kd6 47. Nxb4 Nxc4 48. bxc4 $17 )46...
Kd6 $19 47. Nxd4 Nxc4 48. bxc4 Kc5 49. Nb3+ Kxc4 50. Nc1 ( 50. Na5+ { is one
last hope}  50... Kb5 51. Nb3 gxf4 52. gxf4 $19 )50... b3 51. Nxb3 Kxb3 52. Kg2
Kc4 53. Kf3 h5 54. g4 ( 54. Ke3 $19 { there is nothing else anyway} )54... h4
55. Ke3 Kc3 ( 55... Ne5 56. fxe5 fxe5 57. Kf3 $19 )56. e5 gxf4+ 57. Kxf4 fxe5+
58. Ke4 Kc4 ( 58... Kd2 $142 { secures victory}  59. g5 Nf8 $19 )59. g5 Kc5 60.
g6 Kd6 61. Kf5 Ke7 62. Kg5 Nf8 63. g7 Ne6+ 64. Kf5 ( 64. Kxh4 Nxg7 65. Kg4 $19
)64... Nxg7+ 65. Kxe5 Kf7 66. Kf4 Kg6 67. Kg4 Nf5 68. Kf4 Nh6 69. Kf3 ( 69. Ke4
$19 { no good, but what else?} )69... Kf5 ( 69... Kg5 { and Black can already
relax}  70. Ke4 Nf7 71. Kd5 $19 )70. Ke3 Nf7 71. Kf3 Ng5+ 72. Kg2 Kf4 73. Kh2
Kf3 74. Kg1 Kg3 75. Kh1 Kxh3 76. Kg1 Ne4 ( 76... Kg3 $19 $142 { seems even
better} )77. Kh1 Kg3 78. Kg1 h3 79. Kh1 ( 79. Kf1 { hardly improves anything} 
79... h2 80. Ke2 h1=Q 81. Ke3 Qe1+ 82. Kd4 Kf4 83. Kc4 Qa5 84. Kb3 Ke3 85. Kb2
Nd2 86. Kc1 Qa2 87. Kd1 Qb1# )79... Nf2+ 80. Kg1 h2+ ( 80... h2+ 81. Kf1 h1=Q+
82. Ke2 Qd1+ 83. Ke3 Qd3# ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.1"]
[White "Rogers, Ian"]
[Black "Antic, Dejan"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2471"]
[ECO "E41"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "74"]
[WhiteElo "2624"]

{ E41: Nimzo-Indian: Rubinstein: 4...c5 5 Bd3, including Hübner Variation } 1.
d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Ne2 cxd4 7. exd4 d5 8. cxd5
exd5 9. O-O O-O 10. Bg5 ( 10. Bc2 Bg4 11. Qd3 Bh5 12. Nf4 Bg6 13. Nxg6 hxg6 14.
Bg5 Bd6 15. Qd2 Bc7 16. Bxf6 gxf6 17. Bb3 Ne7 18. Rfe1 Kg7 19. Qe2 Nc6 20. Rad1
Qd6 21. g3 Ba5 22. Qb5 Rfd8 23. Qxb7 Bxc3 24. bxc3 Rab8 { Kuzubov,Y-Zatonskih,A
 ( 2413 ) /St Petersburg 2002/CBM 086 ext/1/2-1/2  ( 31 )}  )10... Be7 ( 10...
Bd7 11. Qb3 Be6 12. Rad1 h6 13. Bh4 Qd7 14. Bb1 g5 15. Bg3 Nh5 16. Qc2 f5 17.
Be5 Rad8 18. a3 Be7 19. Rfe1 Bf6 20. Bxf6 Rxf6 21. f4 Rg6 22. fxg5 Rxg5 23. Qd2
Qg7 24. Ng3 Nxg3 25. hxg3 { Lein,A  ( 2490 ) -Browne,W  ( 2585 ) /Chicago
1982/MCL/1-0  ( 66 )}  )11. a3 $146 { Controls b4}  ( 11. Re1 Bg4 12. Bc2 Re8
13. f3 Be6 14. Nf4 Qb6 15. Nxe6 fxe6 16. Rxe6 Qxd4+ 17. Kh1 Ng4 18. Qxd4 Nxd4
19. Bxh7+ Kxh7 20. Rxe7 Nf2+ 21. Kg1 Nh3+ 22. gxh3 Nxf3+ 23. Kg2 Nxg5 24. Rxe8
Rxe8 25. Rd1 Ne4 { Christiansen,L  ( 2560 ) -Browne,W  ( 2485 ) /Estes Park
1986/CBM 003/1/2-1/2  ( 47 )}  )( 11. Rc1 Bg4 12. f3 Bh5 13. Bc2 Ne8 14. Bxe7
Nxe7 15. Nf4 Nf6 16. Re1 Bg6 17. Bb3 a6 18. Qd2 Qd6 19. Re5 Nc6 20. Re2 Na5 21.
Bxd5 Nxd5 22. Ncxd5 Nc6 23. Qc3 Rad8 24. Qc5 Bf5 25. Qxd6 Rxd6 { Ornstein,A  (
2440 ) -Engqvist,T  ( 2380 ) /Stockholm 1996/CBM 053/1/2-1/2}  )( 11. Bc2 Bg4
12. f3 Be6 13. Qd2 Qd7 14. g4 Rad8 15. Rad1 h5 16. h3 hxg4 17. fxg4 Ne4 18.
Bxe4 dxe4 19. d5 Bxg4 20. dxc6 Qxc6 21. Qf4 Rxd1 22. Rxd1 Bxe2 23. Bxe7 Qg6+
24. Kf2 Bxd1 25. Bxf8 Bf3 { Ornstein,A  ( 2410 ) -Silman,J  ( 2345 ) /New York
1987/CBM 002/1/2-1/2  ( 31 )}  )11... Be6 12. Re1 h6 { Black threatens to win
material: h6xg5}  13. Bh4 Qd7 14. Na4 Bf5 15. Nc5 Bxc5 16. dxc5 Bxd3 17. Qxd3 {
Black has a new passed pawn: d5}  17... Ne4 18. b4 Qg4 19. Bg3 Nxg3 20. Nxg3 (
20. fxg3 $6 Qc4 21. Nf4 Qxd3 22. Nxd3 Rfe8 $11 )20... d4 ( 20... Qc4 21. Qd2
$16 )21. h3 ( 21. Nf5 b6 22. b5 Nd8 $18 )21... Qg6 22. Qxg6 fxg6 23. Ne4 b5 (
23... Rad8 24. Nd6 b6 25. Rab1 $16 )24. Nd6 a6 25. Rad1 Ra7 ( 25... g5 26. Re6
$16 )26. Re4 ( 26. Kf1 a5 27. Nxb5 Raf7 $18 )26... g5 ( 26... Rc7 27. Rde1 $16
)27. Rde1 Rd7 28. f3 ( 28. Kf1 a5 29. a4 bxa4 $18 )28... Rf6 ( 28... a5 $5 29.
bxa5 Ra7 $16 )29. Re8+ $18 Kh7 30. Kf2 a5 31. Rc8 ( 31. Nxb5 $6 axb4 32. axb4
Nxb4 $11 )31... Rfxd6 32. cxd6 Rxd6 33. bxa5 Nxa5 34. Rc5 Nc4 35. Rxb5 Nxa3 36.
Rc5 d3 ( 36... Rb6 37. Rc7 $16 )37. Rd1 $18 Nc2  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.2"]
[White "Johansen, Darryl Keith"]
[Black "Tao, Trevor"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2354"]
[ECO "C50"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "114"]
[WhiteElo "2445"]

{ C50: Hungarian Defence and Giuoco Pianissimo } 1. e4 e5 2. Nf3 Nc6 3. Bc4 g6
4. d3 ( 4. c3 Bg7 5. d4 exd4 6. cxd4 d6 7. O-O h6 8. Qb3 Qd7 9. Qe3 Nge7 10.
Nc3 O-O 11. a3 a6 12. b4 b5 13. Bb3 a5 14. d5 axb4 15. dxc6 Nxc6 16. Nd5 Bxa1
17. e5 Qf5 18. Nf6+ Qxf6 { Pelikian,J  ( 2393 ) -Gauche,C  ( 2310 ) /Sao Paulo
2000/CBM 076 ext/1-0  ( 31 )}  )4... Bg7 5. Ng5 Nh6 6. a3 $146 { Secures b4}  (
6. Nc3 O-O 7. Nd5 ( 7. h3 Ne7 8. g4 Kh8 9. Qe2 c6 10. Qe3 f6 11. Nxh7 Kxh7 12.
Qg3 d5 13. Bb3 g5 14. h4 Be6 15. hxg5 fxg5 16. Bxg5 Qd7 17. Bxh6 Bxg4 18. Bxg7+
Kxg7 19. Rh4 Ng6 20. Rxg4 Qe6 21. exd5 Qf6 { Morozov,A-Chmelar,J/Prague
2006/CBM 110 ext/1-0}  )7... d6 8. Nf3 Ng4 9. h3 Nf6 10. Bg5 Be6 11. Qd2 b6 12.
O-O-O Na5 13. Rhe1 c6 14. Nxf6+ Bxf6 15. Bxf6 Qxf6 16. Bxe6 fxe6 17. Qh6 Rf7
18. Ng5 Rg7 19. Rd2 c5 20. Re3 Rd7 { Terborg,L-Hinske,S/Lingen
1995/Juniors/1-0}  )6... f6 { Black threatens to win material: f6xg5}  7. Nf3
Nf7 8. Nc3 O-O 9. h4 h6 { Prevents intrusion on g5}  ( 9... h5 10. Be3 $16 )10.
h5 ( 10. Be3 $5 $16)10... g5 $14 11. Nd2 ( 11. Be3 d6 $14 )11... Ne7 12. g4 c6
{ Black's piece can't move: c8}  13. Qf3 b5 { Black threatens to win material:
b5xc4}  14. Bb3 Bb7 15. Nf1 d5 16. Ng3 Qd7 17. O-O { White is not afraid to
castle}  17... Kh8 18. Nd1 d4 { Black wins space}  19. Nf5 ( 19. a4 $5 $11 {
deserves consideration} )19... Nxf5 $15 20. Qxf5 Qxf5 ( 20... Qc7 $5 $15)21.
gxf5 $11 Nd6 22. a4 a6 23. f3 c5 24. Be6 { White can be proud of that piece} 
24... Bc6 25. b3 { Consolidates c4}  ( 25. Kg2 bxa4 26. Nf2 Rab8 $15 )25...
bxa4 26. bxa4 Rfb8 27. Ba3 { White threatens to win material: Ba3xc5}  27...
Bxa4 ( 27... Nb7 $5 $15)28. Bxc5 $11 { Black has a new passed pawn: a6}  28...
Nb7 { Black threatens to win material: Nb7xc5}  29. Be7 Bxc2 ( 29... Re8 $5 {
should be investigated more closely}  30. Ba3 Nd8 $11 )30. Nf2 $16 Re8 31. Ba3
Ba4 ( 31... Na5 32. Bb4 Nc6 33. Bd6 $16 )32. Bd5 Rab8 33. Rfb1 ( 33. Rfc1 $5
$142 Bb5 34. Rc7 $18 )33... Bb5 $11 34. Rc1 ( 34. Ng4 Nd8 $14 )34... Bf8 (
34... Red8 35. Be6 $15 )35. Rc7 ( 35. Ng4 Bxa3 ( 35... Bxd3 $2 { leads to
nothing}  36. Nxf6 Nd6 37. Nxe8 Rxe8 38. Bxd6 Bxd6 39. Bc4 Bxc4 40. Rxc4 $18
)36. Rxa3 Rf8 $11 )35... Bxa3 $11 36. Rxa3 Nd6 37. Ng4 { White threatens to win
material: Ng4xf6}  37... Rbc8 { Black threatens to win material: Rc8xc7}  38.
Ra7 { Attacking the isolated pawn on a6}  38... Rf8 39. R3xa6 Bxa6 40. Rxa6 {
Black wins the exchange}  40... Rcd8 ( 40... Rc2 41. Rxd6 Rb8 42. Nh2 $11 )41.
Nxh6 $11 Kg7 42. Ng4 { The knight is not easily driven from g4}  42... Nxf5 43.
Ra7+ Kh8 44. Kf2 ( 44. Bf7 Ne3 45. Bg6 Nxg4 46. Rh7+ Kg8 47. fxg4 Rb8 $11
)44... Rd6 ( 44... Nd6 45. Nh6 $15 )45. Ba2 ( 45. Bf7 Ne3 46. Nh6 $11 ( 46.
Nxe3 $143 dxe3+ 47. Kxe3 Rfd8 $17 ))45... Ng7 ( 45... Ne3 $17 $142)46. h6 $2 {
He broke from his leash}  ( 46. Bf7 $15 $142 { would allow White to play on}
)46... Nh5 $19 47. h7 Rb6 ( 47... Rc6 48. Bc4 Rfc8 49. Nh6 $19 )48. Nh6 Rb2+
49. Ke1 Rxa2 $1 { keeping ahead of the opponent}  50. Rxa2 Kxh7 51. Nf5 Nf4 {
Black threatens to win material: Nf4xd3}  ( 51... Rf7 $5 $17)52. Ra7+ Kh8 53.
Kd2 ( 53. Nh6 $5 $17)53... Rb8 $19 54. Ra3 Rb2+ 55. Ke1 ( 55. Kc1 Rh2 56. Kd1
Rh3 57. Ra8+ Kh7 58. Ra7+ Kg8 $19 )55... Ng2+ ( 55... Kg8 $5 56. Nh6+ Kg7 57.
Nf5+ Kf7 58. Kf1 $19 )56. Kf1 Ne3+ 57. Ke1 $4 { terrible, but the game is lost
in any case}  ( 57. Kg1 $19 $142)57... Nc2+ ( 57... Nc2+ 58. Kd1 Nxa3 $19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.3"]
[White "Stojic, Dusan"]
[Black "Chapman, Mark"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2444"]
[ECO "C72"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "49"]
[WhiteElo "2169"]

{ C72: Ruy Lopez: Deferred Steinitz: 5 0-0 } 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4.
Ba4 d6 5. O-O Bg4 6. h3 h5 7. Bxc6+ bxc6 8. d4 Bxf3 9. Qxf3 exd4 10. Rd1 Qf6
11. Qb3 Kd7 $146 ( 11... Ne7 12. Qb7 ( 12. c3 Qe6 13. cxd4 Qxb3 14. axb3 g6 15.
Be3 Bg7 16. Ra4 Kd7 17. Nd2 Rhe8 18. f3 { 1/2-1/2 Khalifman,A  ( 2678 )
-Sermek,D  ( 2568 ) /Plovdiv 2003/CBM 098}  )12... Rc8 ( 12... Rd8 13. Qxc7 g5
14. Rd3 ( 14. Qa5 Bh6 15. Qxa6 g4 16. Bxh6 Rxh6 17. Qd3 Ng6 18. Qxd4 Ne5 19.
Qe3 gxh3 20. Qxh3 Rg6 21. Nd2 Rg4 22. Kf1 Rf4 23. f3 Ke7 24. Ke2 Rg8 25. Rh1 h4
26. Rhg1 Rg3 27. Qc8 Qg5 28. Qc7+ Nd7 { Slizhevsky,A  ( 2422 ) -Yandemirov,V  (
2518 ) /St Petersburg 2005/CBM 108 ext/0-1  ( 37 )}  ) 14... g4 15. Nd2 Rg8 16.
Nf1 h4 17. Bd2 gxh3 18. Rxh3 Bh6 19. Bxh6 Qxh6 20. Re1 Qg5 21. Rh2 Qb5 22. Qa7
Qxb2 23. e5 Qc3 24. Re4 Qc5 25. Qxc5 dxc5 26. Rhxh4 Rb8 27. Re1 { Smirin,I  (
2652 ) -Yandemirov,V  ( 2515 ) /Saint Vincent 2005/CBM 110/1/2-1/2  ( 33 )} 
)13. c3 dxc3 14. Nxc3 g6 ( 14... Qe6 15. Be3 Rg8 16. f4 f5 17. e5 Kf7 18. Rac1
dxe5 19. Na4 exf4 20. Bxf4 Qe4 21. Qb3+ Kg6 22. Qg3+ Kh7 23. Nc5 Qe2 24. Rd2
Qb5 25. Qg5 g6 26. Nd7 { 1-0 Spraggett,K  ( 2577 ) -Sethuraman,S  ( 2290 )
/Andorra la Vella 2006/CBM 113 ext}  )15. Be3 Qe6 16. Bd4 f6 17. f4 Bg7 18. f5
Qf7 19. Qxa6 O-O 20. Qd3 Rb8 21. b3 c5 22. Bf2 gxf5 23. exf5 Rb4 24. Re1 Nc6
25. Re6 Ne5 26. Qc2 { Azarov,S  ( 2556 ) -Sermek,D  ( 2547 ) /Mallorca 2004/CBM
104/1-0  ( 39 )}  )( 11... Ne7 $5 $14 { has some apparent merit} )12. Nd2 Re8
13. Qb7 Qe6 14. Qxa6 Nf6 15. Nb3 Nxe4 16. Nxd4 Qd5 17. Be3 Nc5 18. Qa7 ( 18.
Qf1 Na4 19. c4 Qa5 $18 )18... Qc4 19. Nf3 Ne4 $4 { an oversight. But Black was
lost anyway.}  ( 19... d5 $142 20. b3 Qb4 $18 )20. Bb6 f5 ( 20... Ke7 { hoping
against hope}  21. Rd4 Qxc2 22. Rxe4+ Qxe4 $18 )21. Qxc7+ Ke6 22. b3 ( 22. Rd4
$142 { makes sure everything is clear}  22... Qxc2 23. Rxe4+ Qxe4 24. Ng5+ Kf6
25. Nxe4+ Rxe4 $18 )22... Qa6 23. Qxc6 Be7 ( 23... Qc8 { does not win a prize} 
24. Qd5+ Ke7 25. Nh4 $18 )24. Nd4+ ( 24. Qd5+ $142 { it becomes clear that
White will call all the shots}  24... Kf6 25. Bd4+ Kg6 26. Qe6+ Kh7 27. Qxf5+
Kh6 28. g4 $18 )24... Kf6 25. Nxf5 $1 { Deflection: e4}  ( 25. Nxf5 Kxf5 26.
Qd5+ Kg6 27. Qxe4+ Kf7 28. Qd5+ Kg6 29. Rd3 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.4"]
[White "Toth, Andras"]
[Black "Scott, Ronald"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2172"]
[ECO "A55"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "53"]
[WhiteElo "2421"]

{ A55: Old Indian Defence with Nf3 and e4 } 1. d4 d6 2. c4 Nf6 3. Nc3 Nbd7 4. e4
e5 5. Nf3 c6 6. Be2 Be7 7. O-O O-O 8. Qc2 a6 9. h3 b5 10. Be3 $146 ( 10. Rd1
Qc7 11. a3 Bb7 12. Rb1 Rfe8 13. Bg5 h6 14. Bh4 Bf8 15. dxe5 dxe5 16. Bg3 b4 17.
axb4 Bxb4 18. Na2 Bf8 19. Nc3 a5 20. Nh4 Bc8 21. Na4 Nc5 22. Nxc5 Bxc5 23. Nf5
Kh7 24. Bh4 Ng8 { Baquero,L  ( 2345 ) -Tosic,M  ( 2405 ) /Belgrade
1988/TD/1/2-1/2  ( 77 )}  )( 10. c5 Bb7 11. cxd6 Bxd6 12. Bg5 h6 13. Bh4 exd4
14. Nxd4 Qc7 15. Nf5 { 1/2-1/2 Rogers,I  ( 2515 ) -Lobron,E  ( 2515 ) /Biel
1986/MCL}  )( 10. b3 Re8 11. dxe5 dxe5 12. Be3 Bb7 13. Rfd1 Qc7 14. a3 b4 15.
axb4 Bxb4 16. Nd2 Nc5 17. Na2 Bxd2 18. Bxc5 Nd7 19. Ba3 Bg5 20. Bd6 Qb6 21. c5
Qa7 22. b4 Bc8 23. Bc4 Nf8 24. Bxf8 Kxf8 { Saralegui,M  ( 2196 ) -Vodyasov,E  (
2248 ) /Turin 2006/CBM 113/1/2-1/2  ( 39 )}  )( 10. a3 Qc7 ( 10... Bb7 11. Re1
Re8 12. Bg5 h6 13. Be3 exd4 14. Nxd4 Bf8 15. Nf5 Nc5 16. Ng3 Qc7 17. Rad1 g6
18. b4 Ncd7 19. Qb3 Rac8 20. Rc1 Qd8 21. Bd4 h5 22. f3 h4 23. Nf1 Nh5 24. Be3
Qf6 25. Nh2 { Ubilava,E  ( 2465 ) -Gulko,B  ( 2485 ) /Tallinn 1983/MCL/1/2-1/2 
( 33 )}  )11. Be3 Bb7 12. Rac1 Rac8 13. Rfd1 Rfe8 14. Qb1 Qb8 15. dxe5 dxe5 16.
b4 c5 17. cxb5 cxb4 18. axb4 axb5 19. Qb3 Bc6 20. Ng5 Rf8 21. Nxb5 Nxe4 22.
Rxc6 Bxg5 23. Rxc8 Qxc8 24. Bxg5 Nxg5 { Littlewood,P  ( 2465 ) -Stein,B  ( 2375
) /Plovdiv 1983/EU-chT/1-0}  )10... Bb7 11. a3 Re8 12. b4 { White intends c5} 
( 12. Rfe1 Rc8 $14 )12... Rc8 ( 12... exd4 $5 13. Nxd4 Nb6 $11 )13. dxe5 $14 (
13. cxb5 $6 cxb5 14. Qd3 d5 15. exd5 e4 16. Nxe4 Nxe4 17. Qxe4 Bxb4 $15 )13...
Nxe5 14. Nxe5 dxe5 15. c5 { This push gains space}  15... Qc7 16. f4 { Black
has a cramped position}  16... Ra8 ( 16... Nd7 17. a4 $14 )17. fxe5 Qxe5 18.
Bf4 Qe6 19. e5 Nd5 ( 19... Nd7 $5 20. Bh5 $18 )20. Bg4 Qg6 21. Bf5 Qh5 22. Nxd5
cxd5 23. e6 ( 23. Bg4 Qg6 24. Qxg6 hxg6 $16 ( 24... fxg6 $4 25. Be6+ Kh8 26.
Bd7 $18 ))23... Bf6 ( 23... fxe6 24. Bxe6+ Kh8 25. Bd7 $18 )24. exf7+ $18 Kxf7
25. Rae1 ( 25. Rad1 $142 Kg8 26. c6 $18 )25... Kg8 $4 { further deteriorates
the position}  ( 25... Rxe1 $142 26. Rxe1 Bc8 $18 )26. c6 $18 Bxc6 27. Qxc6 (
27. Qxc6 Kh8 28. Rxe8+ Qxe8 29. Bd7 Bd4+ 30. Kh1 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.5"]
[White "Sandler, Leonid"]
[Black "Morris, James"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2035"]
[ECO "D45"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "77"]
[WhiteElo "2345"]

{ D45: Semi-Slav: 5 e3 } 1. Nf3 d5 2. d4 c6 3. c4 Nf6 4. Nc3 e6 5. e3 Be7 6. Qc2
Nbd7 7. g4 dxc4 8. Bxc4 b5 9. Be2 Bb7 10. g5 Nd5 11. Nxd5 cxd5 12. Bd2 a6 13.
Rg1 $146 ( 13. Qb3 Bd6 14. O-O-O Nb6 15. Ba5 Qc8+ 16. Kb1 Nc4 17. Bb4 O-O 18.
Bxd6 Nxd6 19. Ne5 Nc4 20. Rhg1 Qc7 21. Nd3 Qxh2 22. Ka1 Qc7 23. Rh1 g6 24. Rh6
Kg7 25. Rdh1 Rh8 26. Nc5 Rag8 27. e4 Bc8 { Perez,R  ( 2412 ) -Vallejo Diaz,J  (
2197 ) /Lorca 2006/CBM 113 ext/1/2-1/2  ( 45 )}  )( 13. Qb3 O-O $11 )13... Rc8
{ Black threatens to win material: Rc8xc2}  14. Qb3 Qb6 ( 14... Nb6 15. Bb4 $15
)15. a3 { Covers b4}  ( 15. Rg3 b4 $11 )15... f6 ( 15... Bd6 $5 $11)16. gxf6
Bxf6 ( { Worse is } 16... gxf6 17. Bb4 $16 )17. Bd3 e5 18. dxe5 ( 18. Bf5 $5
exd4 19. exd4 $14 )18... Nxe5 $15 19. Nxe5 Bxe5 { White has new hanging pawns:
e3+f2}  20. a4 { White threatens to win material: a4xb5}  ( 20. Rg5 Bf6 21. Rg2
O-O $15 )20... Qf6 ( 20... O-O $5 21. axb5 axb5 $17 )21. axb5 $11 O-O 22. Rg2 (
22. f4 $5 Bxb2 23. bxa6 $11 )22... axb5 $17 23. Ra7 Bc6 $4 { a transit from
better to worse}  ( 23... Ra8 $142 24. Rxa8 Rxa8 $17 ( 24... Bxa8 $6 25. f4 $11
))24. Raxg7+ $18 Qxg7 25. Rxg7+ Bxg7 26. Qc2 ( 26. Bc3 Rc7 $18 )26... h6 $2 (
26... Bd7 $5 $142 27. Qd1 Rf7 $18 )27. Qd1 ( 27. Bc3 d4 28. Qb3+ Kh8 29. Bxd4
Bxd4 30. exd4 Rf3 $18 )27... d4 $2 ( 27... Bd7 $142 28. Qh5 Be6 $18 )28. Bxb5 (
28. Qb3+ $142 { ends the debate}  28... Kh8 29. Qe6 dxe3 30. fxe3 $18 )28...
Bxb5 $19 29. Qb3+ ( 29. Qh5 Bc4 30. exd4 Rfe8+ 31. Be3 Bxd4 32. Qxh6 Bxb2 33.
Qg5+ Bg7 34. Qg4 $19 )29... Bc4 30. Qb4 dxe3 31. Bxe3 Bf7 32. Qg4 Kh7 33. Bd4
Bxd4 ( 33... Rfe8+ $142 { makes it even easier for Black}  34. Be3 Rc1+ 35. Ke2
Rc2+ 36. Kf1 Bc4+ 37. Ke1 Re2+ 38. Kf1 Bd3 39. Qxe2 Bxe2+ 40. Kxe2 Bxb2 $19
)34. Qxd4 $4 { sad, but how else could White save the game?}  ( 34. Qe4+ Bg6
35. Qxd4 $19 )34... Rfe8+ 35. Kf1 Bc4+ ( 35... Rc1+ $142 { finishes off the
opponent}  36. Kg2 Rg8+ 37. Kf3 Bh5+ 38. Ke4 Re1+ 39. Kd5 Rd8+ 40. Kc4 Rxd4+
41. Kxd4 Rh1 $19 )36. Kg2 Rg8+ 37. Kf3 Rcf8+ 38. Ke3 Bf7 39. f4  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.6"]
[White "Wright, Neil S"]
[Black "Chow, Samuel"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2297"]
[ECO "D90"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "62"]
[WhiteElo "2141"]

{ D90: Grünfeld: 4 Nf3 Bg7 sidelines } 1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 d5
5. cxd5 Nxd5 6. Na4 Bf5 7. Nh4 O-O $146 ( 7... Bc8 8. e4 Nf6 9. Nc3 O-O 10. Be2
c5 11. d5 e6 12. Nf3 exd5 13. exd5 Bf5 14. O-O Ne4 15. Qb3 Qb6 16. Na4 Qxb3 17.
axb3 Nd7 18. Nh4 Rfe8 19. Nxf5 gxf5 20. Bb5 Rad8 21. Be3 a6 22. Bd3 { Narciso
Dublan,M  ( 2530 ) -Ivanchuk,V  ( 2748 ) /Barcelona 2005/CBM 110/0-1  ( 49 )} 
)( 7... Nc6 8. Nxf5 gxf5 9. e3 e5 10. dxe5 Nxe5 11. Be2 Qd6 12. O-O O-O-O 13.
Qc2 f4 14. exf4 Nc6 15. Bg4+ Kb8 16. Qc5 Nd4 17. Qxd6 Rxd6 18. Rb1 Bh6 19. Bh5
Bxf4 20. Rd1 Bxc1 21. Rxd4 Nf4 22. Rxd6 { Anastasian,A  ( 2587 )
-Kristjansson,S  ( 2404 ) /Antalya 2004/CBM 101/1-0}  )( 7... Bg4 8. h3 Bd7 9.
Nf3 $11 )8. Nxf5 $14 gxf5 9. e3 { Secures f4}  9... e6 10. Bd3 ( 10. Bd2 Nd7
$14 )10... Qh4 ( 10... Nd7 11. O-O $11 )11. h3 ( 11. Qf3 Nd7 12. Qg3 Qxg3 13.
hxg3 Nb4 $14 )11... Nc6 12. g3 { White threatens to win material: g3xh4}  12...
Qe7 13. O-O Rfd8 14. a3 { Consolidates b4}  14... a6 { Controls b5}  15. Nc3
Qd6 16. Qh5 { Black king safety dropped}  16... Nf6 { Black threatens to win
material: Nf6xh5}  17. Qf3 { Black king safety improved}  17... Ne7 18. Qxb7 (
18. Rd1 c5 19. dxc5 Qxc5 20. Qxb7 Nfd5 21. Nxd5 Nxd5 $14 )18... c5 $11 { Black
threatens to win material: c5xd4}  19. Rd1 cxd4 20. exd4 Nfd5 { The knight
likes it on d5}  21. Qb3 ( 21. Nxd5 $5 Nxd5 22. Qb3 $11 )21... Bxd4 $15 22. Ne2
Ba7 23. Qc2 ( 23. Nf4 Rab8 24. Qa4 Nf6 $15 )23... Nc6 24. Bg5 { White threatens
to win material: Bg5xd8}  24... Rdc8 25. Rac1 $2 ( 25. Qa4 $15)25... Rc7 $4 {
throwing away the advantage}  ( 25... Ne5 $142 26. Qxc8+ Rxc8 27. Rxc8+ Kg7 $19
)26. Qd2 $4 { gives the opponent counterplay}  ( 26. Bf4 $142 { would be a
reprieve}  26... Nxf4 27. Nxf4 $11 )26... Ne5 $19 27. Kg2 Rxc1 28. Qxc1 ( 28.
Nxc1 { is not the saving move}  28... Qc6 29. Kf1 Nf3 $19 )28... Qb6 29. Be3
Qb7 30. Kf1 ( 30. Be4 { a last effort to resist the inevitable}  30... fxe4 31.
Bxa7 $19 )30... Nxe3+ 31. fxe3 Qf3+ ( 31... Qf3+ 32. Ke1 Bxe3 33. Qxe3 Qxe3 $19
) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.7"]
[White "Zvedeniouk, Ilya"]
[Black "West, Guy"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2291"]
[ECO "B01"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "110"]
[WhiteElo "2123"]

{ B01: Scandinavian Defence } 1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Nf3 Qxd5 5. Be2
Nc6 6. c4 Qf5 7. h3 ( 7. Be3 O-O-O 8. Nc3 e5 9. d5 Bxf3 10. Bxf3 Nd4 11. Bxd4
exd4 12. Qxd4 Re8+ 13. Kd2 g5 14. h3 h5 15. Qd3 Qd7 16. Qd4 Qf5 17. Qd3 Qd7 18.
Qd4 Qf5 { 1/2-1/2 Lopez Martinez,J  ( 2437 ) -De la Riva Aguado,O  ( 2552 )
/Seville 2004/CBM 103}  )7... Bxf3 8. Bxf3 O-O-O 9. Be3 e5 $146 { Black
threatens to win material: e5xd4}  ( 9... Nb4 10. O-O ( 10. Na3 e5 11. O-O exd4
12. Bd2 Nd3 13. Qb3 Nc5 14. Qb5 Qd7 15. Qa5 Kb8 16. Bf4 b6 17. Qd2 Nfe4 18. Qd1
f5 19. Nb5 Ne6 20. Be5 a6 21. Na3 Bxa3 22. bxa3 N6c5 23. Qb1 Ka7 24. Bxe4 fxe4
{ Ionica,I  ( 2234 ) -Corke,A  ( 2216 ) /Rijeka 2006/CBM 111 ext/0-1  ( 40 )} 
)10... Nc2 11. Na3 Nxa1 12. Qa4 a6 13. Rxa1 Qd7 14. Qb3 c6 15. d5 cxd5 16. cxd5
Nxd5 17. Rd1 e6 18. Rxd5 Qxd5 19. Bxd5 Rxd5 20. Nc4 Bc5 21. Bxc5 Rxc5 22. Nd6+
Kc7 23. Nxf7 Re8 24. Qg3+ { Horther,H  ( 2398 ) -Mittelsteiner,H  ( 2022 ) /Bad
Woerishofen 2000/CBM 075 ext/1-0}  )( 9... Nxd4 $5 $142 10. Bxd4 Qe6+ 11. Be2
c5 $17 )10. d5 $15 { White threatens to win material: d5xc6}  10... Nb4 11. O-O
Nc2 { Black threatens to win material: Nc2xa1}  12. Nc3 Nxa1 13. Qa4 a6 {
Consolidates b5}  14. Rxa1 e4 $2 ( 14... Kb8 $5 $142 { would keep Black alive} 
15. Re1 h6 $14 )15. Nxe4 $16 Qe5 ( 15... Qd7 16. Qc2 Nxe4 17. Bxe4 Kb8 $18 )16.
Ng5 ( 16. Nxf6 $142 { a pity that White didn't try this}  16... Qxb2 17. Rd1
gxf6 18. c5 $18 )16... Rd7 $14 17. c5 ( 17. Qc2 h6 18. Ne4 Nxe4 19. Bxe4 $16 (
19. Qxe4 $6 Qxe4 ( 19... Qxb2 $4 { leads to mate in 4}  20. Qe8+ Rd8 21. Bg4+
f5 22. Bxf5+ Kb8 23. Qxd8# ) 20. Bxe4 g6 $11 ))17... Bxc5 $17 { Deflection: c5}
 ( 17... Nxd5 $4 { the pawn is indigestible}  18. c6 bxc6 19. Bd4 Qxd4 20. Qxd4
$18 )18. Bxc5 Qxg5 19. Be3 { White threatens to win material: Be3xg5}  19...
Qe5 { Black threatens to win material: Qe5xb2}  20. Bd4 ( 20. Rd1 Re8 $17 (
20... Nxd5 $2 { doesn't solve anything}  21. Qxd7+ Kxd7 22. Rxd5+ Ke6 23. Rxe5+
Kxe5 24. Bd2 $18 )( 20... Qxb2 $6 { is clearly inferior}  21. Bd4 Qb5 22. Qc2
$11 ))20... Qf4 21. Qc4 Rhd8 22. Qc5 ( 22. Re1 $5 $17)22... Rxd5 $19 23. Bxd5
Rxd5 ( 23... Nxd5 $6 24. Bxg7 f6 25. Rd1 $15 )24. Be3 Rxc5 25. Bxf4 Nd5 26. Be5
f6 27. Bd4 ( 27. Bg3 Rc2 28. Rd1 c6 $19 )27... Rc2 28. Re1 ( 28. Rb1 Kd7 $19
)28... Kd7 ( 28... c5 $5 { and Black can already relax}  29. Be3 Nxe3 30. Rxe3
Rxb2 31. Ra3 $19 )29. Rd1 Ke6 30. Re1+ Kf7 31. Rd1 ( 31. Rb1 c5 32. Be3 b5 $19
)31... b5 ( 31... c5 { might be the shorter path}  32. Bc3 Nxc3 33. bxc3 $19
)32. f3 $2 ( 32. a3 $19)32... Nf4 33. Bf2 ( 33. Bc3 { cannot change destiny} 
33... Ne2+ 34. Kh2 Nxc3 35. bxc3 c5 $19 )33... Rc1 $1 { Decoy: c1}  34. Rxc1
Ne2+ 35. Kf1 Nxc1 36. a3 Nd3 37. Bd4 c5 { Black plans b4}  38. Bc3 Ke6 ( 38...
b4 { keeps an even firmer grip}  39. axb4 cxb4 40. Bd4 $19 )39. Ke2 Nf4+ 40.
Kf2 ( 40. Kf1 h5 $19 )40... b4 $1 { Decoy: b4}  41. axb4 cxb4 42. Bd2 Nd5 (
42... Ke5 $5 43. g3 Nd5 44. Ke2 $19 )43. Ke2 Ke5 44. Kd3 Nf4+ 45. Bxf4+ $4 {
shortens the misery for White}  ( 45. Kc4 $142 Nxg2 46. Kxb4 $19 )45... Kxf4
46. Kc4 ( 46. h4 { hardly improves anything}  46... Kg3 47. h5 Kxg2 $19 )46...
Kg3 47. Kxb4 Kxg2 48. Ka5 Kxh3 ( 48... Kxf3 $142 { and Black can celebrate
victory}  49. Kxa6 f5 50. b4 $19 )49. Kxa6 g5 50. b4 f5 { Black prepares g4} 
51. b5 g4 52. fxg4 f4 53. b6 f3 54. b7 f2 55. b8=Q ( 55. Ka7 f1=Q 56. b8=Q Qf7+
57. Qb7 Qxb7+ 58. Kxb7 Kxg4 59. Ka6 $19 )55... f1=Q+ ( 55... f1=Q+ 56. Ka5 Qa1+
57. Kb6 Qb1+ 58. Kc7 Qxb8+ 59. Kxb8 Kxg4 $19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.8"]
[White "Obst, James"]
[Black "Jackson, Ralph E"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1938"]
[ECO "A10"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "98"]
[WhiteElo "2234"]

{ A21: English Opening: 1...e5 2 Nc3 } 1. c4 d6 2. Nc3 g6 3. g3 Bg7 4. Bg2 e5 5.
e3 Ne7 6. Nge2 O-O 7. O-O c5 $146 ( 7... Nd7 8. d4 exd4 9. exd4 Nf5 10. a4 a5
11. b3 Nb8 12. Bb2 Nc6 13. Nd5 Nfe7 14. Nef4 Nxd5 15. Nxd5 Ne7 16. Nxe7+ Qxe7
17. Re1 Qf6 18. Ra2 Qd8 19. Ba1 h5 20. h3 Re8 21. Rxe8+ Qxe8 22. Re2 { Zwaig,A 
( 2450 ) -Szmetan,J  ( 2435 ) /Amsterdam 1977/MCD/1/2-1/2  ( 90 )}  )( 7... f5
8. Rb1 ( 8. d4 Nd7 9. b3 Kh8 10. dxe5 dxe5 11. Ba3 Rf7 12. Qd2 c6 13. Rad1 Qe8
14. f4 e4 15. Na4 b6 16. Qd6 Nf6 17. Nd4 Neg8 18. Nc2 Be6 19. Qd2 Rd7 20. Qe2
Rad8 21. Bb2 h6 22. Nc3 Ne7 { Brueckner,T  ( 2400 ) -Conquest,S  ( 2395 )
/Germany 1987/GER-chT/0-1  ( 75 )}  )8... c6 9. b3 Be6 10. d4 Qc7 11. Ba3 Rd8
12. Rc1 Bf7 13. Qd2 Na6 14. Rfd1 Qa5 15. Nb1 Qxd2 16. Rxd2 e4 17. Bf1 Nc7 18.
Nbc3 a6 19. h4 b5 20. Nf4 Rab8 21. Nd1 h6 22. c5 { Kaposztas,M  ( 2309 )
-Berczes,C  ( 2309 ) /Budapest 2003/CBM 096 ext/0-1  ( 68 )}  )( 7... Nf5 8.
Rb1 a5 9. a3 c6 10. b4 axb4 11. axb4 Be6 12. d3 d5 13. cxd5 cxd5 14. Bb2 Qd7
15. b5 Rc8 16. e4 Ne7 17. d4 exd4 18. Nxd4 dxe4 19. Nxe4 Bd5 20. Qd2 Rc4 21.
Rfd1 Qc7 22. Qg5 { Heiberg,T  ( 2250 ) -Harestad,T  ( 2240 ) /Norway
1980/MCL/1-0  ( 31 )}  )( 7... h6 8. b4 $11 )8. d4 ( 8. d3 Nbc6 $14 )8... cxd4
9. exd4 Nbc6 10. dxe5 dxe5 11. Qxd8 Rxd8 12. Bg5 f6 ( 12... h6 13. Bxe7 Nxe7
14. Rad1 $11 )13. Be3 Nf5 ( 13... Bf5 14. Rfe1 $11 )14. Nd5 ( 14. Bd5+ $5 Kh8
15. Bc5 $14 )14... Nxe3 $15 15. fxe3 f5 16. Rad1 e4 ( 16... Bd7 $5 $15)17. Ne7+
$14 Kf7 18. Rxd8 Nxd8 19. Nxc8 Rxc8 20. Bxe4 Bxb2 { Opposite coloured bishops
appeared}  21. Bd5+ { A classical outpost}  21... Ke8 22. h3 Rc7 23. g4 fxg4
24. hxg4 { White has a new passed pawn: e3.}  24... Re7 25. e4 Be5 26. Nc1 Ne6
27. Nd3 { White threatens to win material: Nd3xe5}  27... Bd4+ 28. Kg2 Ng5 29.
Re1 Ne6 30. Rb1 b6 { Prevents intrusion on c5}  31. Rd1 Bg7 32. Nb4 Nd8 33. a4
Bc3 { Black threatens to win material: Bc3xb4}  34. Nc2 ( 34. Na6 h6 $14 )34...
Ne6 $11 35. Bxe6 Rxe6 36. Rd3 ( 36. Kf3 h6 $11 )36... Bb2 37. Rb3 { White
threatens to win material: Rb3xb2}  37... Bf6 38. Re3 ( 38. Kf3 Be7 $11 )38...
Ke7 ( 38... Bg5 $5 39. Re1 Rc6 $17 )39. Kf3 Bg5 { Black threatens to win
material: Bg5xe3}  40. Rd3 Rd6 ( 40... Rf6+ $5 41. Kg3 Rc6 $17 )41. Rd5 { White
threatens to win material: Rd5xg5}  41... Bc1 ( 41... Rf6+ 42. Kg3 Bf4+ 43. Kf3
Bc1+ 44. Ke2 $11 )42. e5 ( 42. Nd4 $142 Rf6+ 43. Kg3 Bf4+ 44. Kh3 $11 )42...
Rxd5 $4 { with this move Black loses his initiative}  ( 42... Rc6 $142 { the
rescuing straw}  43. Rd4 Rc5 $11 )43. cxd5 $18 a6 ( 43... Bb2 44. Ke4 Kd7 45.
e6+ Kc7 46. Nd4 $18 )44. Nb4 Ba3 ( 44... b5 45. a5 Bd2 46. Nc6+ Kf8 47. e6 $18
)45. Nxa6 Kd7 46. Ke4 Kc8 ( 46... h5 { is the last straw}  47. Nb8+ Kc7 48.
gxh5 gxh5 $18 )47. d6 Kb7 48. Nc7 ( 48. Kd5 { makes it even easier for White} 
48... Kxa6 49. e6 Bxd6 50. Kxd6 Ka5 $18 )48... Kc6 49. Nb5 Bb4  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.9"]
[White "Srdic, Goran"]
[Black "Ayris, Tony"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2094"]
[ECO "E61"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "60"]
[WhiteElo "2006"]

{ E90: King's Indian: Classical: Early deviations and 6 h3 } 1. d4 Nf6 2. Nf3 g6
3. c4 Bg7 4. Nc3 O-O 5. Bg5 c5 6. d5 d6 7. e4 Bg4 ( 7... e5 8. Qd2 Na6 9. Be2
Qe8 10. O-O h5 11. Ne1 Nh7 12. Bh6 Bd7 13. Nd3 f5 14. Bxg7 Kxg7 15. exf5 gxf5
16. f4 e4 17. Ne1 Nf6 18. Nc2 Rg8 19. Ne3 Nc7 20. a3 a5 21. b3 Kg6 22. Qe1 {
Siegel,G  ( 2480 ) -Schebler,G  ( 2350 ) /Germany 1995/GER-chT/1-0  ( 39 )}  )(
7... Ne8 8. Qd2 f5 9. exf5 Bxf5 10. Qe3 Nf6 11. Bd3 Bxd3 12. Qxd3 Nbd7 13. O-O
Nb6 14. Rab1 Re8 15. Rfe1 Rc8 16. b3 Qd7 17. Re6 Na8 18. Rbe1 Nc7 19. R6e3 e5
20. dxe6 Nxe6 21. Bxf6 Bxf6 22. Qd5 { Jelicic,A-Scott,G/Swansea 2006/CBM 113
ext/0-1  ( 39 )}  )8. Qd2 $146 ( 8. Be2 Bxf3 ( 8... Nbd7 9. h3 Bxf3 10. gxf3
Rb8 11. Qd2 Re8 12. h4 h5 13. Bh6 a6 14. Bxg7 Kxg7 15. Rg1 Nf8 16. Qg5 e6 17.
dxe6 Nxe6 18. Qg3 Nd4 19. O-O-O b5 20. cxb5 axb5 21. Rxd4 cxd4 22. Nxb5 Qb6 23.
Qxd6 { Wolrich,C-Krasilnikov,A/Bratislava 1993/TD/0-1  ( 40 )}  )( 8... a6 9.
O-O Nbd7 10. a4 Rb8 11. Nd2 Bxe2 12. Qxe2 Ne8 13. f4 Nc7 14. Bh4 Qe8 15. Qd3
Bd4+ 16. Kh1 e5 17. dxe6 fxe6 18. Rae1 Rf7 19. Ne2 e5 20. f5 b5 21. axb5 axb5
22. cxb5 Nxb5 23. Nc3 { Malich,B-Tringov,G/Kapfenberg 1970/EU-chT/1-0  ( 31 )} 
)9. Bxf3 Nbd7 10. Be2 a6 11. O-O Rb8 12. Qc2 Ne8 13. a4 Nc7 14. Ra3 Qe8 15. Kh1
e5 16. Bd3 Nf6 17. a5 b5 18. axb6 Rxb6 19. Na4 Rb7 20. Be2 Qd7 21. b3 Rfb8 22.
Bd2 Nfe8 { Goldstern,F  ( 2395 ) -Lurje,P  ( 2215 ) /Switzerland 1995/CBM 049
ext/0-1  ( 87 )}  )8... Re8 9. Be2 a6 { Black has a cramped position}  10. Bh6
Bh8 ( 10... Nbd7 11. O-O $14 )11. h3 $16 Bxf3 12. gxf3 e6 ( 12... Nbd7 13. h4
$16 )13. h4 exd5 14. cxd5 ( 14. Nxd5 Nc6 15. h5 Nxd5 16. hxg6 ( 16. Qxd5 $143
Bxb2 17. Rd1 Nd4 $15 )16... hxg6 17. cxd5 $16 ( 17. exd5 $143 Nd4 18. Be3 Nxe2
19. Qxe2 b5 $17 ))14... b5 15. h5 b4 { Black gains space}  ( 15... Nxh5 16.
O-O-O Nf6 17. Bf4 $14 )16. Nd1 ( 16. hxg6 fxg6 17. Nd1 a5 $16 )16... Nbd7 (
16... Nxh5 17. Ne3 $14 )17. Qf4 ( 17. hxg6 fxg6 18. Ne3 Ne5 $18 )17... Ne5 $16
18. Ne3 ( 18. Qg3 c4 $16 )18... c4 ( 18... Nxh5 19. Qh2 c4 20. Kf1 $14 ( 20.
Nxc4 $143 Nxc4 21. Bxc4 Bxb2 $17 ))19. Kf1 { White loses the right to castle} 
( 19. hxg6 fxg6 20. Bxc4 Nh5 21. Rxh5 gxh5 22. Qg3+ Ng6 $14 )19... Rc8 ( 19...
Nxh5 20. Qh2 Qf6 $14 )20. Kg2 ( 20. hxg6 fxg6 21. Bg5 c3 22. bxc3 Rxc3 $16
)20... a5 ( 20... Nxh5 $5 $142 { and Black could well hope to play on}  21.
Rxh5 gxh5 $15 )21. Qh2 Qd7 22. Qh4 Nd3 $2 ( 22... Nxh5 23. f4 Bf6 24. Qh2 $16
)23. Rab1 ( 23. Nxc4 $142 Rxc4 24. Bxd3 $18 )23... Qe7 $4 { solves nothing}  (
23... Nxh5 $142 24. Nxc4 Bf6 $16 )24. Bg5 ( 24. Bxd3 $142 { keeps an even
firmer grip}  24... cxd3 25. Bg5 Qe5 26. hxg6 fxg6 $18 )24... Ne5 25. Rh3 ( 25.
f4 h6 26. Bxh6 Neg4 27. Bxg4 Nxg4 28. Qxg4 Qxe4+ 29. Kg3 Rc7 30. hxg6 fxg6 $18
)25... c3 ( 25... Bg7 26. Rg3 Ned7 27. hxg6 fxg6 28. Nxc4 $18 )26. bxc3 bxc3 (
26... Rxc3 27. Rg3 Rxe3 28. fxe3 $18 ( 28. Bxe3 $143 Nxd5 29. Qxe7 Nxe3+ 30.
fxe3 Rxe7 $18 ))27. f4 ( 27. Rg3 { seems even better}  27... c2 28. Rc1 Qd8 $18
)27... Ned7 ( 27... h6 28. fxe5 hxg5 29. exf6 Bxf6 30. Qg4 Qxe4+ 31. Qxe4 Rxe4
32. hxg6 $18 )28. f3 c2 29. Rc1 Rc3 30. Ng4 Qd8  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.10"]
[White "Sorokina, Anastasia"]
[Black "Stojic, Svetozar"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1919"]
[ECO "B29"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "52"]
[WhiteElo "2201"]

{ B29: Sicilian: 2 Nf3 Nf6  ( Nimzowitsch Variation ) } 1. e4 c5 2. Nf3 Nf6 3.
Nc3 d5 4. e5 Nfd7 5. Bb5 ( 5. Nxd5 Nxe5 6. Bb5+ ( 6. Nxe5 Qxd5 7. Bb5+ Nd7 8.
Nxd7 Bxd7 9. Bxd7+ Qxd7 10. d3 g6 11. Be3 Bg7 12. Rb1 O-O 13. O-O Qf5 14. Qd2
Rfd8 15. Qa5 b6 16. Qa6 Qd5 17. h3 h5 18. Rfd1 Be5 19. b4 cxb4 20. Rxb4 Bd6 {
Ovod,E  ( 2395 ) -Chistiakova,T  ( 2351 ) /Orel 2006/CBM 113 ext/1-0  ( 40 )} 
)6... Nec6 7. c4 e6 8. Ne3 Bd7 9. O-O Be7 10. b3 O-O 11. Bb2 a6 12. Bxc6 Nxc6
13. d4 cxd4 14. Nxd4 Qc7 15. Qe2 Rad8 16. Rfd1 f6 17. a3 Nxd4 18. Bxd4 Bc6 19.
Qg4 Qc8 { Firman,N  ( 2471 ) -Anastasian,A  ( 2574 ) /Warsaw 2005/CBM
108/1/2-1/2  ( 36 )}  )5... a6 $146 ( 5... e6 6. O-O a6 7. Bxd7+ Bxd7 8. d3 Nc6
9. Bf4 Be7 10. Re1 g5 11. Bc1 h6 12. Nd2 Qc7 13. f4 O-O-O 14. Nf3 g4 15. Nd2
Nd4 16. Ne2 Nf5 17. c3 Ne3 18. Qb3 c4 19. dxc4 dxc4 { 0-1
Visconti-Piazzini,L/Buenos Aires 1959/MCD}  )( 5... d4 6. Ne4 a6 7. Be2 Nc6 8.
e6 fxe6 9. Nfg5 Nf6 10. O-O g6 11. Nxc5 Qd5 12. Ngxe6 Bxe6 13. Nxe6 Qxe6 14. b3
O-O-O 15. Re1 Qd6 16. a4 Bh6 17. Bf3 Rhe8 18. Ba3 Qc7 19. g3 e5 20. b4 {
Boehm,H-Cinar,K/Solingen 2004/CBM 100 ext/0-1}  )6. Bxd7+ Nxd7 7. d4 e6 {
Controls d5}  8. a4 Qc7 9. O-O Be7 ( 9... cxd4 10. Qxd4 Bc5 11. Qg4 Nxe5 12.
Qxg7 Nxf3+ 13. gxf3 $11 )10. Be3 O-O { Black has a cramped position. Black's
piece can't move: c8}  11. Ne2 ( 11. a5 f6 12. exf6 Nxf6 $11 ( 12... gxf6 $143
13. Re1 $14 ))11... cxd4 12. Bxd4 { A valuable piece}  12... b6 { Covers c5} 
13. Nf4 Bb7 14. Re1 Rfc8 ( 14... Rac8 15. c3 $15 )15. c3 $11 { Controls b4} 
15... Nc5 16. Nd2 Bg5 17. Nh5 Ne4 $4 ( 17... Bh6 $142 { was much better}  18.
Be3 Bxe3 19. Rxe3 Kh8 $14 )18. Nxe4 $18 dxe4 19. Qg4 Bh6 ( 19... Qe7 20. Nf6+
$1 { Decoy: f6}  20... Bxf6 21. exf6 $18 )20. Be3 f5 21. exf6 Bxe3 22. Rxe3 (
22. Nxg7 $5 { might be the shorter path}  22... Qf7 23. Rxe3 Kh8 24. Qxe6 Rf8
25. Qxf7 Rxf7 $18 )22... g6 23. Rh3 ( 23. Ng3 Qe5 24. Nxe4 Bxe4 25. f7+ Kh8 26.
Rxe4 Qf5 $18 )23... Qf7 ( 23... Qe5 $142 24. f7+ $1 { finishing him off}  24...
Kxf7 $18 )24. Qg5 $4 { letting the wind out of his own sails}  ( 24. Qh4 $142 {
and White could have gained the advantage}  24... Rc5 25. Ng7 $18 )24... Rc5
$11 { Black threatens to win material: Rc5xg5}  25. Qg4 Rd8 ( 25... Rcc8 26. a5
bxa5 $16 )26. Kf1 ( 26. Ng7 $142 { is the best option White has}  26... Qxf6
27. Qxe6+ Qf7 28. Qxf7+ ( 28. Qxb6 $2 { is no good because of}  28... Rcd5 29.
Rf1 Kxg7 $19 ( 29... Qxg7 $6 30. Qe6+ Kh8 31. Re3 $19 ) )28... Kxf7 29. Rxh7
$16 )26... Rf5 $15 { Following moves unknown}   1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.11"]
[White "Zaric, Srboljub"]
[Black "Brown, Andrew"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "1915"]
[ECO "B33"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "83"]
[WhiteElo "2144"]

{ B33: Sicilian: Pelikan and Sveshnikov Variations } 1. e4 c5 2. Nf3 Nc6 3. d4
cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. c4 Be7 10. Be2
O-O 11. O-O f5 12. f4 Bf6 13. Kh1 a6 14. Nc3 Nd7 15. Qc2 { White threatens to
win material: Qc2xf5}  15... Qe7 $146 ( 15... g6 16. g3 ( 16. Be3 exf4 17. Bxf4
Ne5 18. Rac1 Bd7 19. b4 Rc8 20. Qb3 Qe8 21. Rfe1 Kh8 22. Be3 g5 23. c5 Ng6 24.
c6 bxc6 25. Bxa6 Rb8 26. dxc6 Bxc6 27. Nd5 Ne5 28. a3 Qh5 29. Bg1 g4 30. Be2 f4
{ Bui Kim,L-Trofimova,O/Szeged 1994/TD/0-1  ( 34 )}  )16... Re8 17. Bd2 b6 18.
Rae1 Bg7 19. b3 Ra7 20. a4 Rc7 21. Bd1 Bb7 22. g4 e4 23. gxf5 gxf5 24. Be3 Nc5
25. Rg1 Nd3 26. Ref1 Qh4 27. Rg3 Kh8 28. Bxb6 Rf7 29. Be3 Rf6 30. Qg2 { Tal,M 
( 2615 ) -Tseshkovsky,V  ( 2560 ) /Riga 1979/IZT/1-0  ( 42 )}  )( 15... Kh8 16.
Be3 ( 16. b4 a5 17. bxa5 Nc5 18. Bd2 exf4 19. Bxf4 Be5 20. Bxe5 dxe5 21. Na4
Rxa5 22. Nxc5 Rxc5 23. Rab1 Qd6 24. Qa4 e4 25. Qa7 Rf6 26. Qa8 b6 27. Rb5 Rxb5
28. cxb5 Qc7 29. h3 g6 30. Rd1 Rd6 { Motuz,K  ( 2085 ) -Salai,L  ( 2070 )
/Bardejov 1981/MCD/1-0  ( 39 )}  )16... Qe7 17. Rae1 g5 18. fxe5 Nxe5 19. b4 a5
20. a3 axb4 21. axb4 f4 22. Bd4 Bg7 23. c5 g4 24. cxd6 Qh4 25. g3 Qh6 26. Rxf4
Rxf4 27. gxf4 g3 28. Bf1 Bf5 29. Qg2 Qxf4 30. Ne2 { Malinovsky,K  ( 2346 )
-Salama,O  ( 2174 ) /Olomouc 2006/CBM 113 ext/1-0  ( 40 )}  )16. Qxf5 exf4 17.
Qe6+ Qxe6 18. dxe6 { White has a new passed pawn: e6. Black has a new backward
pawn: d6}  18... Ne5 19. Nd5 f3 ( 19... Bxe6 20. Bxf4 Rac8 21. Nxf6+ Rxf6 22.
b3 $14 )20. Bxf3 ( 20. e7 $5 $142 fxe2 21. exf8=Q+ Kxf8 22. Re1 $14 )20... Bxe6
$11 21. Nxf6+ Rxf6 22. b3 { Secures c4}  22... Nxf3 23. gxf3 { Opposite
coloured bishops appeared}  23... Bh3 { Black threatens to win material:
Bh3xf1}  24. Bb2 { White threatens to win material: Bb2xf6}  24... Bxf1 25.
Bxf6 Be2 { Black threatens to win material: Be2xf3}  26. Be7 Bxf3+ 27. Kg1 d5
28. cxd5 Bxd5 29. Rd1 { White threatens to win material: Rd1xd5}  29... Bc6 (
29... Kf7 30. Bh4 Ke6 31. Re1+ Kf5 32. Rf1+ Ke5 33. Kf2 $17 )30. Rd8+ Rxd8 31.
Bxd8 { A bishop endgame occured}  31... Bd5 32. Kf2 Kf7 33. Ke3 Ke6 34. Kd4 Bc6
35. a4 Kf5 36. Ke3 Kg4 37. Kf2 Kf4 38. a5 g5 39. b4 h5 40. Bc7+ Ke4 41. Kg3 Ke3
42. h4  1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.12"]
[White "Nguyen, Giang"]
[Black "Hoile, Robert"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1904"]
[ECO "A46"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "69"]
[WhiteElo "2097"]

{ D05: Colle System with ...e6 } 1. d4 Nf6 2. Nf3 e6 3. e3 d5 4. b3 Bd6 5. Bb2
O-O 6. Bd3 ( 6. Nbd2 b6 7. Bd3 Bb7 8. c4 Ne4 9. Qc2 f5 10. a3 a5 11. O-O Nd7
12. cxd5 exd5 13. Ne5 Qe7 14. f4 Rac8 15. Nxe4 fxe4 16. Be2 c5 17. Qd2 cxd4 18.
exd4 Rc7 19. Rac1 Rxc1 20. Rxc1 Nf6 { Hodgson,J  ( 2640 ) -Thesing,M  ( 2438 )
/Germany 2001/CBM 082 ext/1/2-1/2}  )6... Nbd7 $146 ( 6... c5 7. Nbd2 Nc6 8. a3
Re8 9. Ne5 Qb6 10. O-O cxd4 11. Nxc6 bxc6 12. Bxd4 Qd8 13. Bb2 e5 14. e4 a5 15.
Qe2 Rb8 16. h3 Nd7 17. exd5 cxd5 18. Bb5 Re6 19. Rad1 Nc5 20. b4 axb4 21. axb4
{ Goletiani,R  ( 2334 ) -Gollub,D/Oklahoma 2004/CBM 102 ext/1-0  ( 40 )}  )7.
Nbd2 Re8 ( 7... b6 8. Ne5 $11 )8. Ne5 $14 Qe7 9. g4 ( 9. O-O b6 $14 )9... Nf8 (
9... Ne4 10. Bxe4 dxe4 11. Qe2 $11 )10. h4 Ba3 ( 10... a5 11. a4 Ne4 12. Bxe4
dxe4 13. g5 $14 )11. Bxa3 $16 Qxa3 12. h5 { White gets more space}  12... Qe7 (
12... N6d7 13. g5 $16 )13. g5 N6d7 14. g6 Nxe5 ( 14... fxg6 15. hxg6 h6 16. Nf7
$16 )15. dxe5 ( 15. gxh7+ $5 Nxh7 16. dxe5 $16 )15... fxg6 $16 16. hxg6 h6 17.
Qg4 a5 18. Ke2 ( 18. Kf1 Nd7 19. f4 Nc5 $14 )18... b6 19. Rag1 ( 19. Nf3 a4 $14
)19... Ba6 ( 19... Nd7 $142 20. Rh5 Qa3 $11 )20. c4 ( 20. Bxa6 $5 $142 { is an
interesting idea}  20... Rxa6 21. a4 $11 )20... dxc4 ( 20... Nd7 21. f4 Qb4 22.
Bb1 dxc4 23. bxc4 $19 )21. bxc4 ( 21. Bxc4 b5 22. Bd3 Nd7 $15 )21... Rad8 (
21... Nd7 22. Qd4 Nc5 23. Bc2 $17 )22. Ne4 ( 22. Qf4 Qd7 23. Qf7+ Qxf7 24.
gxf7+ Kxf7 $15 )22... Nd7 23. f4 Nc5 $4 { gives away a clear win}  ( 23... Qa3
24. Rd1 Bb7 $17 ( 24... Qxa2+ $6 25. Rd2 Qb3 26. Nf6+ Nxf6 27. exf6 gxf6 28.
Rxh6 Rxd3 29. Rh8+ Kg7 30. Rh7+ Kg8 31. Rxd3 Bxc4 32. Rh8+ Kg7 33. Rh7+ Kg8 34.
Rh8+ Kg7 35. Rh7+ Kg8 $11 ))24. Rxh6 $18 gxh6 ( 24... Rxd3 $4 { mating in 4} 
25. Rh8+ $3 { Mate attack}  25... Kxh8 26. Qh5+ Kg8 27. Qh7+ Kf8 28. Qh8# )(
24... Nxd3 $4 { is followed by mate in 4}  25. Rh8+ $3 { Mate attack}  25...
Kxh8 26. Qh5+ Kg8 27. Qh7+ Kf8 28. Qh8# )25. Nf6+ Kg7 26. Nh5+ ( 26. Rh1 $142 {
and White has triumphed}  26... Bxc4 27. Bxc4 ( 27. Nxe8+ { is not possible} 
27... Qxe8 28. Bxc4 Qxg6 29. Qxg6+ Kxg6 $15 )27... Rd2+ 28. Kf3 $18 )26... Kg8
$11 27. g7 Nxd3 28. Nf6+ Qxf6 $1 { Black is still in the lead}  29. exf6 Bxc4
30. Kf3 e5 31. f5 Bf7 $4 { forfeits the advantage}  ( 31... e4+ $142 32. Kg3
Ne5 $17 )32. Qh4 { White threatens to win material: Qh4xh6}  ( 32. Rh1 $142 h5
33. Qg5 $18 )32... h5 $4 { leads to further unpleasantness}  ( 32... e4+ 33.
Kg3 h5 $18 )33. Rg6 $18 e4+ ( 33... Bd5+ 34. Kg3 Nf4 $18 )34. Kg3 Bxg6 35. fxg6
( 35. fxg6 Ne5 36. Qxh5 Nxg6 37. Qxg6 Re7 38. fxe7 Rc8 39. Qf6 Kh7 40. Qf8 Rxf8
41. exf8=Q Kh6 42. g8=Q+ Kh5 43. Qg4# ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.13"]
[White "Dragicevic, Domagoj"]
[Black "Slidziunas, John"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1671"]
[ECO "B26"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "113"]
[WhiteElo "2087"]

{ B25: Closed Sicilian: 3 g3, lines without early Be3 } 1. e4 c5 2. Nc3 Nc6 3.
g3 g6 4. Bg2 Bg7 5. d3 Nf6 6. Be3 d6 7. h3 O-O 8. Nge2 a6 9. O-O Bd7 10. Qd2
Rc8 11. Bh6 ( 11. f4 e6 12. Kh1 Ne7 13. Nd1 d5 14. Nc1 dxe4 15. dxe4 Bb5 16.
Re1 Qc7 17. Qf2 a5 18. Nc3 Ba6 19. Nb3 b6 20. Rad1 Rfd8 21. Rd2 Rxd2 22. Nxd2
Rd8 23. g4 Nc6 24. Nf3 Nd7 25. Nd1 Nd4 { Tischner,M-Degenhardt,N  ( 2139 )
/Dresden 2004/CBM 103 ext/0-1  ( 55 )}  )11... b5 12. Bxg7 Kxg7 13. f4 b4 $146
{ Black threatens to win material: b4xc3}  ( 13... Nd4 14. Nd1 Qb6 15. c3 Nxe2+
16. Qxe2 Bc6 17. Nf2 Qb7 18. h4 Nh5 19. Kh2 f5 20. Nh3 fxe4 21. Bxe4 Bxe4 22.
dxe4 e6 23. Rad1 Qc6 24. e5 Nxg3 25. Kxg3 d5 26. Kh2 Rf5 27. Rg1 Rcf8 28. Rg5 {
Cibulka,V-Merten,M/Stary Smokovec 1967/MCD/1-0  ( 34 )}  )14. Nd1 Nd4 $2 (
14... Qa5 $5 $14 $142 { is a viable option} )15. Nxd4 $18 cxd4 16. Qxb4 Rxc2
17. Qxd4 Kg8 18. Ne3 Rc8 19. Rfe1 Bb5 20. a4 Bd7 21. Kh2 Qa5 $2 ( 21... h6 22.
b4 $18 )22. b4 ( 22. e5 $5 { seems even better}  22... Ne8 23. Nd5 Qc5 $18
)22... Qc7 ( 22... Qh5 $18 $142)23. e5 dxe5 24. fxe5 Nh5 25. Nd5 Qd8 26. Qb6 (
26. Rec1 { and White can already relax}  26... Re8 27. Rc4 Be6 $18 )26... Qxb6
( 26... Rc2 27. Qxa6 Be6 28. Ne3 $18 )27. Nxb6 Rcd8 ( 27... Rc7 { doesn't
improve anything}  28. Rac1 Ra7 29. d4 $18 )28. d4 Ng7 29. Red1 ( 29. d5 {
makes it even easier for White}  29... e6 $18 )29... e6 ( 29... Nf5 30. Be4 $18
( 30. Nxd7 $6 Rxd7 31. b5 axb5 32. axb5 Rb8 $18 ))30. Bb7 Nf5 31. Rac1 ( 31.
Bxa6 $5 { keeps an even firmer grip}  31... Bc6 32. b5 Be4 $18 )31... f6 (
31... Be8 32. Bxa6 Nxd4 $18 )32. Rc3 ( 32. g4 $142 { and White has it in the
bag}  32... Bxa4 33. Nxa4 ( 33. gxf5 $6 Bxd1 34. fxe6 Rxd4 $18 )33... Nxd4 34.
exf6 Rxf6 35. Bxa6 $18 )32... Be8 $16 33. Rc8 Rxc8 ( 33... Bxa4 $5 $142 34.
Rxd8 Bxd1 35. Rxf8+ Kxf8 36. Nd7+ Ke7 37. Nxf6 Nxd4 38. Nxh7 Be2 $16 )34. Bxc8
$18 ( 34. Nxc8 $6 Bxa4 35. Rd2 Rd8 36. exf6 Nxd4 $11 )34... fxe5 35. Bxe6+ Kg7
36. dxe5 ( 36. Bxf5 $142 Rxf5 37. d5 Rf2+ 38. Kg1 Rb2 $18 )36... Bc6 $2 ( 36...
Ne3 37. Rc1 Rf2+ 38. Kg1 Rg2+ 39. Kh1 $18 )37. Rc1 ( 37. Rd3 $142 { and White
wins}  37... Rb8 38. a5 $18 )37... Nd4 38. Bd5 Bxd5 39. Nxd5 Rf2+ 40. Kg1 Ra2 (
40... Rd2 $5 41. Rc7+ Kf8 $16 )41. Rc7+ Kh6 42. Nf6 ( 42. Kf1 Nf5 43. Rc3 Rxa4
$18 )42... Nf3+ ( 42... Kg5 $5 43. Nxh7+ Kf5 $16 )43. Kf1 Nh2+ 44. Ke1 Nf3+ 45.
Kd1 Nxe5 46. h4 g5 47. h5 g4 48. Rxh7+ ( 48. Rc5 $5 { might be the shorter
path}  48... Rf2 49. Ne4 Ra2 50. Rxe5 Rxa4 $18 )48... Kg5 49. Ne4+ Kf5 50. Nc3
Rg2 51. Ne2 Ke4 ( 51... Rh2 52. a5 $18 )52. Rh8 ( 52. Rh6 $142 { seems even
better}  52... Nc4 53. Rxa6 Ne3+ 54. Kd2 Nc4+ 55. Ke1 $18 )52... Nf3 $4 { the
final mistake, not that it matters anymore}  ( 52... Rh2 $18 $142)53. h6 ( 53.
b5 $5 { and White can already relax}  53... axb5 54. Re8+ Ne5 55. axb5 Rf2 $18
)53... Rh2 54. h7 Kd3 ( 54... Ne5 { does not help much}  55. b5 axb5 56. axb5
Rh1+ 57. Kc2 $18 )55. Rd8+ Ke3 ( 55... Kc4 { hoping against hope}  56. h8=Q
Rxh8 57. Rxh8 Kxb4 $18 )56. h8=Q Rxe2 57. Re8+ ( 57. Re8+ Ne5 58. Qxe5+ Kd3 59.
Qxe2+ Kc3 60. Qc2+ Kxb4 61. Rb8+ Ka5 62. Qd2+ Kxa4 63. Qa2# ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.14"]
[White "Mdinaradze, Edgar"]
[Black "Goldsmith, Alan D"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2081"]
[ECO "E10"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "75"]
[WhiteElo "1896"]

{ A13: English Opening: 1...e6 } 1. d4 Nf6 2. c4 c5 3. e3 e6 4. Nf3 d5 5. cxd5
exd5 6. b3 Nc6 7. Bb2 cxd4 ( 7... Bg4 8. Be2 Bxf3 9. Bxf3 cxd4 10. Bxd4 Nxd4
11. Qxd4 Qa5+ 12. Ke2 Rc8 13. Rd1 Be7 14. a3 O-O 15. Ra2 Rfd8 16. b4 Qc7 17. g3
a5 18. bxa5 Qxa5 19. Kf1 Bc5 20. Qd2 Qa6+ 21. Qe2 Qe6 22. Rad2 { Katishonok,N 
( 2265 ) -Berzinsh,R  ( 2395 ) /Riga 1993/CBM 035 ext/1/2-1/2  ( 44 )}  )8.
Nxd4 Bb4+ 9. Bc3 { Black has a very active position}  9... Ne4 $146 ( 9... Bd6
10. Bb5 Bd7 11. O-O O-O 12. Nf3 Bg4 13. Be2 Qe7 14. Nbd2 Rad8 15. Qc2 Bb8 16.
Rfe1 Rfe8 17. Qb2 Ne4 18. Bxg7 Nxd2 19. Nxd2 Bxe2 20. Rxe2 d4 21. Nf3 Kxg7 {
0-1 Papadimitropoulos,T  ( 1658 ) -Georgiadis,I  ( 2312 ) /Litohoro 2006/CBM
113 ext}  )( 9... Qa5 10. Qd2 Bxc3 11. Nxc3 O-O 12. Be2 Nxd4 13. Qxd4 Ne4 14.
b4 Qa3 15. Nxd5 Be6 16. O-O Bxd5 17. Qxd5 Nc3 18. Qf3 Nxe2+ 19. Qxe2 Qxb4 20.
Rab1 Qe7 21. h3 Rac8 22. Rfd1 b6 23. Qb5 Rc5 24. Qd7 { Abhratanu,D-Ghader
Pour,S  ( 2025 ) /Calcutta 2004/CBM 103 ext/1/2-1/2  ( 45 )}  )( 9... O-O 10.
Bxb4 Nxb4 11. a3 $11 )10. Bxb4 $11 Nxb4 11. Bb5+ Bd7 12. O-O Bxb5 13. Nxb5 Rc8
( 13... O-O 14. a3 Nc6 15. N1c3 $15 )14. Nd2 ( 14. Nxa7 Rc7 15. Nb5 Rd7 $16
)14... Nd3 ( 14... O-O $5 $14 $142 { is worth looking at} )15. Nxe4 $16 dxe4
16. Qg4 O-O 17. Qxe4 Nc5 18. Qf3 Rc6 19. Rfd1 Qb6 20. Nd4 Rf6 21. Qh3 ( 21. Qg4
$5 Rg6 22. Qh4 Rf6 $18 )21... Ne4 $16 22. Nf3 Re8 ( 22... Qc5 23. Rd4 Qc2 24.
Rf1 $16 )23. Rd3 ( 23. Qd7 Kf8 24. Rac1 Qa6 $18 )23... g5 ( 23... Qa6 24. Rd4
Rfe6 25. a4 $16 )24. Rc1 Kg7 25. Rc4 ( 25. Rdd1 $18 $142)25... Rf4 $2 ( 25...
Rd8 $5 $142 { should be considered}  26. Rxd8 Qxd8 $14 )26. Qd7 ( 26. Rxe4 $5
$142 Rfxe4 27. Nxg5 Qg6 28. Nxe4 Qxe4 29. Qg3+ Qg6 $18 )26... Nf6 27. Qd6 ( 27.
Qa4 Rf5 28. Qa3 g4 $18 )27... Rxc4 $16 28. bxc4 Qa5 ( 28... Qb1+ 29. Rd1 Qxa2
30. Qd3 $16 )29. h3 ( 29. Ra3 $5 $142 Qf5 30. Qd1 $18 )29... Qxa2 $14 30. Rd4 (
30. Nxg5 $142 { and White can hope to survive}  30... Qxc4 31. Rd4 $16 )30...
Ne4 $17 31. Rxe4 Qb1+ 32. Kh2 Qxe4 ( { Not } 32... Rxe4 33. Nxg5 h6 34. Nxe4
Qxe4 35. Qb4 $16 )33. Qc5 g4 34. hxg4 Qxg4 35. Qxa7 Qh5+ ( 35... Qe4 36. Qb6
$15 )36. Kg1 $11 Rd8 { Black has a mate threat}  37. Nd4 Rd6 38. Qa1 ( 38. Qa1
Qe5 39. Qb2 $11 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.15"]
[White "Hacche, David J"]
[Black "Garcia-Blanco, Miguel"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1699"]
[ECO "D12"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "57"]
[WhiteElo "2036"]

{ D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5 } 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 Bf5
5. Nf3 e6 6. h3 Nbd7 7. Nh4 ( 7. cxd5 exd5 8. Bd3 Bg6 9. O-O Bd6 10. Nh4 Bxd3
11. Qxd3 O-O 12. Nf5 Bb8 13. e4 dxe4 14. Nxe4 Nxe4 15. Qxe4 Nf6 16. Qh4 Nd5 17.
Qg4 g6 18. Bh6 Re8 19. Rae1 Bc7 20. g3 Qd7 21. Ne3 Qxg4 { Lodhi,M  ( 2395 )
-Ramesh,R  ( 2506 ) /Chennai 2004/CBM 098 ext/1-0  ( 66 )}  )7... Qc7 $146 (
7... Be4 8. Nf3 ( 8. Nxe4 dxe4 9. g3 g5 10. Ng2 Rg8 11. Be2 Bb4+ 12. Bd2 Qa5
13. a3 Bxd2+ 14. Qxd2 Qxd2+ 15. Kxd2 e5 16. b4 O-O-O 17. Rhd1 Nf8 18. Kc3 Ng6
19. Ra2 exd4+ 20. Rxd4 Rxd4 21. Kxd4 Kc7 22. Kc3 { 1/2-1/2
Yeremenko,A-Ovsiannikov,I  ( 2312 ) /Kharkov 2002/CBM 086 ext}  )8... Bg6 9.
cxd5 exd5 10. Bd3 Bd6 11. Bxg6 hxg6 12. Bd2 Ne4 13. Qc2 Ndf6 14. Rf1 Qe7 15.
O-O-O O-O 16. Kb1 Rfd8 17. Qb3 Rab8 18. Ne2 b6 19. Bc3 c5 20. Nf4 c4 21. Qc2 b5
22. Ba5 { Bronzey,A-Ostapenko,A/Kiev 2005/CBM 107 ext/0-1  ( 32 )}  )( 7... Be4
$11 $142 { would allow Black to play on} )8. Nxf5 $16 exf5 9. Bd2 Be7 ( 9... f4
$5 10. cxd5 fxe3 11. Bxe3 cxd5 $16 )10. cxd5 Ne4 ( 10... c5 $5 $16 $142)11.
Nxe4 $18 fxe4 12. Rc1 Nf6 13. dxc6 b6 ( 13... O-O 14. Qa4 $18 )14. Qb3 ( 14. g4
{ keeps an even firmer grip}  14... h6 $18 )14... a5 ( 14... O-O 15. Be2 $18
)15. Bc4 O-O 16. Qb5 Rfd8 17. O-O Rd6 18. Qe5 ( 18. f3 $142 { and White can
already relax}  18... exf3 19. Rxf3 Rc8 $18 )18... Rad8 ( 18... Bf8 $18)19. b4
Bf8 20. bxa5 Qc8 ( 20... Ra8 { no good, but what else?}  21. Bb4 bxa5 22. Bxd6
Bxd6 $18 )21. axb6 Ng4 ( 21... Rxc6 { there is nothing better in the position} 
22. Qb5 Rxc4 23. Rxc4 Qb8 $18 )22. hxg4 Qxg4 23. Qf4 ( 23. f3 Qh4 24. b7 Rxc6
25. Bxf7+ Kxf7 26. Rxc6 Kg8 27. Rc8 Qf6 28. Qxf6 gxf6 29. Rxd8 Kf7 30. b8=Q h6
31. Rxf8+ Kg7 32. Qc7+ Kxf8 33. Rb1 exf3 34. Rb8# )23... Qh5 24. Qxf7+ $1 {
doomsday}  24... Qxf7 25. Bxf7+ Kxf7 26. c7 Re8 27. b7 { White prepares the
advance c8}  27... Rh6 28. c8=Q Bd6 29. g3 ( 29. g3 Rf6 30. Bb4 h6 31. Bxd6 Rd8
32. Rc7+ Kg8 33. Qxd8+ Kh7 34. Qxf6 h5 35. Qxg7# ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.16"]
[White "Peake, Michael"]
[Black "Saint, Andrew"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1934"]
[ECO "B01"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "46"]
[WhiteElo "1774"]

{ B01: Scandinavian Defence } 1. e4 d5 2. exd5 Nf6 3. Nf3 Bg4 4. Be2 Qxd5 5. O-O
Nc6 6. c3 O-O-O 7. d4 h6 $146 { Covers g5}  ( 7... e5 8. c4 Qd7 9. d5 Bxf3 10.
Bxf3 Nd4 11. Nc3 Qf5 12. Be2 ( 12. Be3 Nxf3+ 13. Qxf3 Qxf3 14. gxf3 Nd7 15.
Rfd1 g5 16. Rab1 Bb4 17. Ne2 f5 18. a3 Be7 19. b4 Nb6 20. Bxb6 axb6 21. Ng3
Rhf8 22. Rd3 Rf7 23. Re1 Bd6 24. Rc1 h6 25. c5 bxc5 26. bxc5 e4 { Arencibia,W 
( 2485 ) -Sariego,W  ( 2420 ) /Matanzas 1995/CBM 047 ext/1/2-1/2  ( 31 )} 
)12... Bc5 13. Be3 Kb8 14. Nb5 c6 15. Nxd4 exd4 16. Bxd4 Bxd4 17. Qxd4 cxd5 18.
Bf3 g5 19. Rfd1 dxc4 20. Qxc4 g4 21. Be2 Ne4 22. f3 { Schild,C  ( 2115 )
-Liardet,F  ( 2290 ) /Geneve 1995/CBM 046 ext/1/2-1/2}  )( 7... Qh5 8. h3 e5 9.
hxg4 Nxg4 10. d5 e4 11. Bf4 Bd6 12. Nh2 f5 13. Bxg4 fxg4 14. Bxd6 { 1-0 Gallego
Eraso,P  ( 2375 ) -Del Rio Angelis,S  ( 2514 ) /Andorra la Vella 2006/CBM 113
ext}  )( 7... e6 8. Bf4 h5 9. Nbd2 Be7 10. Qc2 Rdg8 11. b4 g5 12. Bc4 Qd8 13.
Be5 Bf5 14. Bd3 g4 15. Ne1 Nxe5 16. Bxf5 Ng6 17. Bxg6 Rxg6 18. Nd3 { 1/2-1/2
Kania,A  ( 2275 ) -Gabrielsen,S  ( 2175 ) /Copenhagen 1996/CBM 054 ext}  )(
7... e5 8. c4 Qd7 9. d5 Bxf3 10. Bxf3 $11 )8. Qb3 ( 8. Nbd2 e6 $14 )8... Qh5 (
8... e5 9. c4 Qa5 10. d5 Bxf3 11. Qxf3 $11 )9. Bf4 ( 9. Re1 Qg6 $14 )9... Nd5
10. Bg3 e6 ( 10... e5 11. dxe5 Nxe5 12. Bxe5 Bxf3 13. Bxf3 Qxe5 14. Nd2 $14
)11. Nbd2 Bd6 12. Ne4 Bxg3 ( 12... Be7 $5 $142 { is an interesting alternative}
 13. Rae1 f5 $14 )13. fxg3 $16 ( 13. Nxg3 $6 Qg6 $11 )13... Nb6 14. Nc5 ( 14.
h3 Qd5 15. Nc5 Bh5 $18 )14... e5 { Black threatens to win material: e5xd4}  15.
Bc4 $4 { White is ruining his position}  ( 15. Qa3 $142 exd4 16. Ba6 Bxf3 17.
Nxb7 $14 )15... exd4 $19 16. cxd4 ( 16. Nxb7 Kxb7 17. Nxd4 $19 )16... Nxd4 17.
Qa3 ( 17. Nxd4 { doesn't do any good}  17... Qxc5 18. Bxf7 Rxd4 $19 )17... Nc2
( 17... Nxf3+ 18. gxf3 Rd2 $19 ( 18... Nxc4 $4 { Black cannot capture the
bishop}  19. Qxa7 Qxc5+ 20. Qxc5 $18 ))18. Qa5 Nxa1 ( 18... Kb8 $142 { makes it
even easier for Black}  19. Rac1 Nxc4 $19 )19. b4 $4 { the position was bad,
and this mistake simply hastens the end}  ( 19. Ba6 Kb8 20. Bxb7 $19 )19...
Bxf3 ( 19... Nxc4 $4 { the bishop mustn't be touched}  20. Qxa7 Qxc5+ 21. bxc5
$18 )20. gxf3 ( 20. Rxf3 { what else?}  20... Rd1+ 21. Bf1 $19 )20... Rd2 (
20... Nxc4 $4 { capturing the bishop loses}  21. Qxa7 Qxc5+ 22. bxc5 $18 )21.
h4 Qe5 ( 21... Nxc4 $6 { is impossible}  22. Qxa7 Nb6 23. Qxb7+ Kd8 24. Qb8+
Nc8 25. Nb7+ Kd7 26. Nc5+ Kd6 27. Ne4+ Ke6 28. Nxd2 $17 )22. Ne4 Qxa5 ( 22...
Qd4+ $5 $142 { seems even better}  23. Kh1 Nxc4 24. Qf5+ Kb8 25. Nxd2 Nxd2 26.
Rd1 $19 )23. bxa5 Nxc4 ( 23... Nxc4 24. Nxd2 Nxd2 25. Rxa1 Nxf3+ 26. Kg2 Ne5
$19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.17"]
[White "Ajith, Chol Solomon"]
[Black "Lin, Zhigen Wilson"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2097"]
[ECO "C00"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "74"]
[WhiteElo "1430"]

{ C00: French: Unusual White 2nd moves } 1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bb3
c6 ( 4... Nf6 5. Ne2 Bd6 6. h3 O-O 7. O-O c6 8. d4 Qc7 9. Qd3 Re8 10. Ng3 Nbd7
11. Nc3 a5 12. a4 b6 13. Qf3 Ba6 14. Rd1 Nf8 15. Bg5 Bxg3 16. Bxf6 Bf4 17. Qg4
Ng6 18. Bg5 Re6 19. Re1 { Malesevic,N-Cifka,S  ( 2302 ) /Obrenovac 2004/CBM 101
ext/0-1}  )( 4... c5 5. d4 c4 6. Ba4+ Bd7 7. c3 b5 8. Bc2 Bd6 9. Nf3 Nf6 10.
O-O O-O 11. Ne5 Be6 12. f4 Ne4 13. Nd2 f6 14. Nxe4 fxe5 15. Nxd6 Qxd6 16. fxe5
Qe7 17. Rxf8+ Qxf8 18. Qh5 g6 19. Bxg6 { Bockelmann,F  ( 1657 ) -Brockmann,W  (
1537 ) /Kiel 2006/CBM 113 ext/1-0}  )5. d4 Bd6 6. Nf3 Bg4 7. Be3 $146 ( 7. h3
Bh5 8. O-O Ne7 9. Re1 O-O 10. Qd3 Nd7 11. Nbd2 Bg6 12. Qf1 c5 13. c4 cxd4 14.
Nxd4 Nc5 15. Nb5 Bd3 16. Re2 Nxb3 17. axb3 Nf5 18. Nf3 dxc4 19. Qd1 Bxe2 20.
Qxe2 Re8 21. Qxc4 Rc8 { Audigier,R  ( 1140 )  -Belz,F  ( 1800 ) /Montigny le
Bretonneux 2003/CBM 097 ext/0-1  ( 38 )}  )7... Ne7 8. Nc3 Nd7 ( 8... O-O 9. h3
Bd7 10. O-O $15 )9. h3 { White threatens to win material: h3xg4}  9... Bh5 10.
Qd2 Bxf3 11. gxf3 { White has the pair of bishops}  11... Qc7 12. O-O-O { White
castles and improves king safety}  12... O-O-O 13. Kb1 Nf5 14. Qd3 g6 ( {
Instead of } 14... Nxe3 15. fxe3 Nb6 16. e4 $14 )15. Na4 Kb8 ( { Inferior is }
15... Nxe3 16. fxe3 f5 17. e4 $14 )16. c4 $2 ( 16. h4 $15 $142 { and White is
still in the game} )16... dxc4 $19 17. Bxc4 b5 18. Bxb5 cxb5 19. Qxb5+ Qb7 20.
Qd3 ( 20. Nc3 Nb6 $19 ( 20... Nxe3 $6 21. fxe3 Qxb5 22. Nxb5 $17 ))20... Nb6
21. Nc3 ( 21. Nxb6 Qxb6 22. d5 Nxe3 23. fxe3 Rc8 $19 )21... Rc8 ( 21... Qxf3
22. Bg5 Qxd3+ 23. Rxd3 $19 )22. Ne4 Nc4 23. Bc1 $4 { the pressure is too much,
White crumbles}  ( 23. Qb3 $19)23... Na3+ 24. Ka1 Nxd4 $1 { Decoy: d4.}  25.
Rd2 ( 25. Qxd4 Nc2+ { Double attack}  ( 25... Nc2+ { Decoy} ))25... Ndc2+ 26.
Rxc2 Nxc2+ 27. Kb1 Be5 28. Nd6 ( 28. Rd1 { doesn't change anything anymore} 
28... Rc6 29. Qb3 Qxb3 30. axb3 Rhc8 $19 )28... Rhd8 ( 28... Nb4 { might be the
shorter path}  29. Qd2 Bxd6 30. Qxd6+ Ka8 31. Qd4 Qxf3 32. Re1 Qd3+ 33. Qxd3
Nxd3 34. Rd1 Rxc1+ 35. Rxc1 Nxc1 36. Kxc1 $19 )29. Nxb7 ( 29. Qxc2 { is no
salvation}  29... Rxd6 30. Qe2 f6 $19 )29... Rxd3 30. Na5 Nd4 ( 30... Rxf3 $142
{ seems even better}  31. Rf1 Nb4 $19 )31. Re1 ( 31. f4 { desperation}  31...
Bf6 32. Be3 $19 )31... Nxf3 32. Re4 Rd1 33. Rb4+ Ka8 34. Nc4 Nd2+ ( 34... Bf4
35. a3 Rxc1+ 36. Ka2 R8xc4 37. Rxc4 Rxc4 38. a4 Nd2 39. Ka3 Bd6+ 40. b4 a5 41.
Kb2 Be5+ 42. Ka2 axb4 43. a5 Rc2# )35. Kc2 Rxc1+ $1 { Double attack: b4/c1} 
36. Kxc1 Rxc4+ ( 36... Nxc4 $142 { and Black wins}  37. Kc2 Nxb2+ 38. Kb3 $19
)37. Rxc4 Nxc4  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.18"]
[White "Voon, Richard"]
[Black "Cloudsdale, Colin"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1929"]
[ECO "A29"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "82"]
[WhiteElo "1903"]

{ A29: English Opening: Four Knights Variation with 4 g3 } 1. c4 Nf6 2. Nc3 e5
3. Nf3 Nc6 4. g3 d6 5. Bg2 g6 6. d4 exd4 7. Nxd4 Bd7 8. O-O Bg7 9. h3 $146 {
Consolidates g4}  ( 9. Nc2 O-O 10. b3 Qc8 11. Bb2 Bh3 12. Ne3 Re8 13. Qd2 Bh6
14. f4 Bg7 15. Ncd5 Bxg2 16. Bxf6 Bxd5 17. Nxd5 Re6 18. Bxg7 Kxg7 19. Qc3+ f6
20. f5 Re5 21. fxg6 Qg4 22. e3 Rf8 23. gxh7 Qg5 { Momeni,E  ( 2190 ) -Guliev,L 
( 2374 ) /Teheran 2006/CBM 110 ext/1-0  ( 38 )}  )( 9. b3 O-O 10. Bb2 a6 11. h3
Re8 12. Nc2 h5 13. Ne3 Rb8 14. Qd2 b5 15. cxb5 axb5 16. Ncd5 Ne4 17. Qc2 f5 18.
Rac1 Nd4 19. Bxd4 Bxd4 20. Qxc7 Nxg3 21. fxg3 Rxe3 22. Nxe3 Bxe3+ 23. Kh2 Bxc1
{ Petursson,M  ( 2550 ) -Olafsson,H  ( 2535 ) /Reykjavik 1994/CBM 040
ext/1/2-1/2  ( 50 )}  )9... O-O 10. Be3 Re8 11. Qd2 Rb8 12. Rfe1 a6 { Prevents
intrusion on b5}  13. a4 ( 13. Red1 Qe7 $14 )13... Nh5 ( 13... Na5 $5 $142 14.
Bg5 Nxc4 $17 )14. Nxc6 Bxc6 ( 14... bxc6 $5 15. Rad1 a5 $11 )15. Nd5 $14 Qd7
16. Kh2 ( 16. Bd4 $5 $16)16... Nf6 $14 17. b3 ( 17. Bd4 $5 $142 { might be a
viable alternative}  17... Bxd5 18. cxd5 $14 )17... Ne4 { Black threatens to
win material: Ne4xd2}  18. Qc1 ( 18. Bxe4 Rxe4 ( 18... Bxa1 $4 { simply loses} 
19. Rxa1 Bxd5 20. Bxd5 $18 )19. f3 Rxe3 20. Qxe3 Re8 $11 )18... Bxd5 19. cxd5
Bxa1 20. Qxa1 { Black wins the exchange}  20... Qe7 21. Rc1 Rbc8 22. Rc4 f5 23.
Qc1 ( 23. Rb4 c5 24. dxc6 Rxc6 $15 )23... Qd7 ( 23... Qe5 24. Bd4 Qxd5 25. Ba1
$19 )24. Bh6 ( 24. Rb4 $5 { should not be overlooked}  24... c6 25. dxc6 Rxc6
26. Qd1 $15 )24... Nxf2 25. e3 $2 ( 25. Rf4 $142 Ne4 26. g4 $17 )25... Ne4 26.
h4 ( 26. g4 Qf7 $19 )26... c6 27. Qd1 ( 27. dxc6 { is not much help}  27...
Rxc6 28. Rxc6 Qxc6 $19 )27... c5 28. Qc2 ( 28. h5 { does not improve anything} 
28... b5 29. axb5 axb5 $19 )28... Qe7 ( 28... Nf6 $5 $142 { keeps an even
firmer grip}  29. Bf3 b5 30. Rc3 $19 )29. Bxe4 fxe4 30. Qc3 ( 30. a5 { does not
solve anything}  30... Qe5 31. Qd2 Qh5 $19 )30... Qe5 ( 30... Qf7 $5 $142 {
makes it even easier for Black}  31. Qb2 $19 )31. Qd2 b5 32. axb5 axb5 33. Rc2
Re7 ( 33... Ra8 $142 { and Black can already relax}  34. Bf4 Qe7 35. Qc1 $19
)34. Bf4 Qf5 35. Bxd6 Rd7 36. Bxc5 Rxd5 37. Bd4 Rxc2 ( 37... Rdd8 38. Ra2 $19
)38. Qxc2 Rd8 39. b4 $2 ( 39. Qc7 $142 Rd7 40. Qc8+ Kf7 41. Qc6 $19 )39... Rf8
40. Qc7 ( 40. Qa2+ { is still a small chance}  40... Qf7 41. Qg2 $19 )40...
Qf2+ 41. Kh3 Qf1+ ( 41... Qf1+ 42. Kh2 Rf2# ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.19"]
[White "Szuveges, Narelle"]
[Black "Dizdarevic, Mehmedalija"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1956"]
[ECO "A59"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "86"]
[WhiteElo "1702"]

{ A59: Benko/Volga Gambit: White castles by hand } 1. d4 Nf6 2. c4 c5 3. d5 b5
4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 g6 7. e4 Bxf1 8. Kxf1 d6 9. Nf3 Bg7 10. g3 O-O
11. Kg2 Nbd7 12. h3 Qa5 13. Re1 Ne8 ( 13... Ra7 14. Bd2 Rb8 15. a4 Rab7 16. Nb5
Qa6 17. Bc3 Ne8 18. Bxg7 Kxg7 19. b4 cxb4 20. Nfd4 Nc5 21. Nc6 Ra8 22. Nxb4 Qb6
23. Nc6 e5 24. Qc2 f6 25. Rab1 Qa6 26. Nxd6 Nxd6 27. Qxc5 Rxb1 28. Rxb1 {
Shishkin,V  ( 2507 ) -Dolzhikova,K  ( 2248 ) /Kiev 2005/CBM 107 ext/1-0  ( 31
)}  )14. Re2 $146 ( 14. Bg5 Bxc3 ( 14... f6 15. Bf4 Nc7 16. Qc2 Rfb8 17. Rab1
Nb5 18. Nxb5 Rxb5 19. a3 Rab8 20. Bd2 Qa7 21. b4 cxb4 22. axb4 Qb7 23. Nd4 Rc8
24. Qa4 Rb6 25. Nc6 Kf8 26. Rbc1 Ra8 27. Qc2 Rba6 28. Na5 Qb5 29. Qc4 {
Cedikova,K  ( 2135 ) -Slepankova,R  ( 2070 ) /Klatovy 1998/CBM 065 ext/1-0  (
40 )}  )15. bxc3 f6 16. Bh6 Ng7 17. Qd3 Rfb8 18. Re2 Qb5 19. c4 Qa4 20. Rc1 Rb4
21. Rc3 Qa6 22. a3 Rb7 23. h4 Rab8 24. Bc1 Qa4 25. Qc2 Nb6 26. Qd3 Nd7 27. Rec2
Kf7 28. Qe2 Qa5 { Stelzer,H-Zimmermann,F  ( 2235 ) /Germany 1989/GER-chT2/0-1 
( 63 )}  )( 14. Qc2 Nc7 15. Bf4 Rfb8 16. e5 Nb5 17. Nxb5 Rxb5 18. a4 Rb7 19. b3
Qc7 20. exd6 exd6 21. Rab1 Nf6 22. Qd3 Rab8 23. Nd2 Nh5 24. Be3 Rb4 25. Nc4 Nf6
26. Bd2 R4b7 27. Na5 Rb6 28. Nc6 Rxc6 { Jergovic,A-Oljaca,M  ( 1801 ) /Umag
2005/CBM 105 ext/0-1  ( 47 )}  )14... Ne5 ( 14... Nc7 15. Bg5 Rfe8 16. Rc1 $14
)15. Nxe5 $16 Bxe5 16. Bg5 Ra7 17. Rc1 Qb5 $4 { solves nothing}  ( 17... Ng7 $5
$16)18. Bh6 ( 18. Nxb5 $142 { and White has reached his goal}  18... Rb7 19.
Qa4 Bf6 $18 )18... Ng7 $4 { but even a better move would not have saved the
game}  ( 18... Bxc3 19. Rxc3 Ng7 $18 )19. Rcc2 ( 19. Nxb5 $142 { makes it even
easier for White}  19... Rxa2 20. b4 Raa8 $18 )19... f5 $4 { cause more grief} 
( 19... Qa6 $16 $142)20. Bxg7 ( 20. Nxb5 { seems even better}  20... Rxa2 21.
exf5 Rxf5 $18 )20... Kxg7 ( 20... Bxc3 { doesn't get the bull off the ice}  21.
Bxf8 Bf6 $18 )21. exf5 ( 21. Nxb5 { might be the shorter path}  21... Rb7 22.
f4 Bf6 $18 )21... Rxf5 $4 { sad, but how else could Black save the game?}  (
21... Bxc3 $142 22. bxc3 Rxf5 $18 )22. Kg1 { White king safety improved}  ( 22.
Nxb5 $142 { nails it down}  22... Rxa2 23. Na3 $18 )22... Qb7 23. Rcd2 Qd7 (
23... Rh5 24. h4 $14 )24. h4 ( 24. f4 Bxc3 25. bxc3 Rh5 $18 )24... h6 ( 24...
Qb7 25. f4 Bf6 26. Kh2 $16 )25. Re4 Qe8 ( 25... Rf7 26. f4 Bxc3 27. bxc3 $16
)26. Kg2 ( 26. f4 Bxc3 27. bxc3 Qa8 $18 )26... Qa8 27. Qe2 Qf8 $2 ( 27... Kh8
28. Qe3 Rh5 29. Ne2 $16 )28. Qd3 $4 { White lets it slip away}  ( 28. Nb5 { and
White can already relax}  28... Rxa2 29. f4 Bf6 $18 )28... Ra5 $2 ( 28... Kh8
29. f4 Bg7 30. a3 $18 )29. a3 ( 29. f4 Bd4 30. Rde2 Rf7 $18 )29... Ra8 ( 29...
Kg8 30. f4 Bg7 31. Rde2 $18 )30. Nd1 ( 30. Nb5 Kh8 $18 )30... Rb8 ( 30... Bd4
31. Ne3 Re5 32. Re2 $18 )31. Ree2 ( 31. b4 $5 cxb4 32. axb4 $18 )31... Qf7 $16
32. Ne3 Rf3 ( 32... Rh5 $5 $16)33. Qe4 $18 Rf8 34. Nd1 ( 34. Ng4 $5 Rf5 $18
)34... g5 35. Re3 { White threatens to win material: Re3xf3}  ( 35. Qg4 Rf6 $16
)35... Rf5 36. hxg5 hxg5 37. Re1 ( 37. Ree2 Bxg3 38. Qxe7 Be5 39. Qxf7+ Kxf7
$14 )37... Qf6 $2 ( 37... Bc3 $1 $142 { is noteworthy}  38. Nxc3 Re5 $11 )38.
Ree2 Qh6 ( 38... Qg6 $5 $16 $142)39. Ne3 $18 R5f7 40. Ng4 Qh5 41. Re1 ( 41.
Nxe5 $142 Rh8 42. Kf1 dxe5 43. Rc2 Qh3+ 44. Ke1 Qh1+ 45. Qxh1 Rxh1+ 46. Kd2 $18
)41... Bd4 $4 ( 41... Rf4 $1 $142 { the only rescuing move}  42. gxf4 Qxg4+ 43.
Kf1 Rxf4 $14 )42. Rxd4 ( 42. Rh1 $142 { keeps an even firmer grip}  42... Qg6
43. Rxd4 cxd4 44. Qxd4+ Rf6 45. Re1 $18 )42... Rh8 ( 42... cxd4 { there is
nothing else anyway}  43. Rh1 Qg6 44. Qxd4+ Rf6 $18 )43. Rd2 ( 43. Ra4 $5 {
makes it even easier for White}  43... Qh3+ 44. Kg1 Qh7 $18 )43... Qh3+  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.20"]
[White "McColl, Kevin"]
[Black "Milton, Anthony W"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1466"]
[ECO "B50"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "47"]
[WhiteElo "1900"]

{ B50: Sicilian: 2...d6, Miscellaneous } 1. e4 c5 2. Nf3 d6 3. b4 cxb4 4. d4 Nf6
5. Bd3 e6 6. a3 { White threatens to win material: a3xb4}  ( 6. O-O Be7 7. e5 (
7. a3 Nc6 8. Qe2 O-O 9. Nbd2 Qc7 10. Bb2 bxa3 11. Bxa3 e5 12. c3 Bg4 13. h3 Bh5
14. g4 Bg6 15. d5 Nb8 16. Nh4 Nfd7 17. Nf5 Bxf5 18. exf5 Nc5 19. Bxc5 dxc5 20.
Ne4 f6 21. h4 Nd7 { Grabinsky,V  ( 2317 ) -Truskavetsky,A  ( 2374 ) /Alushta
2005/CBM 105 ext/0-1  ( 36 )}  )7... dxe5 8. dxe5 Nfd7 9. Qe2 Nc6 10. Rd1 Qc7
11. Bb2 Nc5 12. Nbd2 Bd7 13. Nd4 Nxd4 14. Bxd4 Rd8 15. h4 h6 { 1/2-1/2 Canal
Oliveras,J  ( 2236 ) -Comas Fabrego,L  ( 2516 ) /Barcelona 2000/CBM 077 ext} 
)6... Be7 $146 ( 6... bxa3 7. Bxa3 ( 7. c3 Be7 8. O-O O-O 9. Nxa3 Nc6 10. Nc2
Qc7 11. Ne3 b6 12. Nd2 e5 13. d5 Na5 14. c4 Nb7 15. Bb2 Nc5 16. Bc2 g6 17. Ra3
Nh5 18. Nf5 Bg5 19. Nf3 Bf6 20. N3h4 Nf4 21. Qg4 h5 { Mindeguia Guruceaga,J  (
2105 ) -Cheparinov,I  ( 2531 ) /Pamplona 2003/CBM 097 ext/ 0-1  ( 39 )}  )7...
Be7 8. O-O d5 9. e5 Nfd7 10. Nc3 Bxa3 11. Rxa3 Nc6 12. Nb5 O-O 13. Nd2 f5 14.
Qh5 g6 15. Qh6 Rf7 16. Nf3 Nf8 17. Ng5 Rg7 18. Rb1 a6 19. c3 Rb8 20. Nd6 b5 21.
Rba1 { Yerhoff,F-Yanofsky,D/Vancouver 1951/MCD/0-1  ( 67 )}  )( 6... Nbd7 7.
O-O Qc7 8. axb4 e5 9. Na3 a6 10. Re1 Be7 11. Bb2 O-O 12. Nc4 Re8 13. d5 b6 14.
h3 a5 15. b5 Nc5 16. Nfxe5 dxe5 17. Bxe5 Qd8 18. Bg3 Bb7 19. d6 Bf8 20. e5 Nfd7
21. Ra3 { Doermann,A  ( 2103 ) -Suess,S  ( 2009 ) /Forchheim 2003/CBM 096
ext/0-1  ( 61 )}  )( 6... Nc6 $5 $11 { looks like a viable alternative} )7.
axb4 $14 O-O 8. h4 { Black has a cramped position}  ( 8. O-O e5 $14 )8... Nbd7
( 8... e5 9. d5 $15 )9. e5 ( 9. O-O $5 $14 $142 { would keep White in the game}
)9... dxe5 $17 10. dxe5 { Black has a cramped position. Black's piece can't
move: c8.}  10... Nd5 ( { Weaker is } 10... Bxb4+ 11. c3 Nc5 12. Bc4 Qxd1+ 13.
Kxd1 $14 )11. c4 $2 ( 11. Qe2 Bxb4+ ( 11... Nxb4 $143 12. Bxh7+ Kh8 13. Ng5 $14
)12. Bd2 f6 $17 )11... Bxb4+ ( 11... Nxb4 $5 $142 12. O-O Qc7 $19 )12. Kf1 Nxe5
$4 { Black has let it slip away}  ( 12... Ne7 $142 13. Ba3 Bxa3 14. Nxa3 Nc6
$17 )13. Nxe5 $16 ( 13. cxd5 $6 Qxd5 14. Bxh7+ Kxh7 15. Qxd5 exd5 16. Nxe5 Re8
$14 )13... Qf6 ( 13... Ne7 14. Ba3 Bxa3 15. Nxa3 $16 )14. Qe2 ( 14. Qh5 $142 g6
15. Qg5 $18 )14... Rd8 $4 { further deteriorates the position}  ( 14... Bd6
$142 15. Qe4 g6 $16 )15. Bg5 $18 Nf4 ( 15... Ne3+ { cannot undo what has
already been done}  16. Qxe3 Rxd3 17. Qxd3 ( 17. Nxd3 $6 Qxa1 18. Qc1 Bf8 $14
)17... Qxe5 18. Qd8+ Bf8 19. Be7 $18 )16. Bxf6 Rxd3 ( 16... Nxe2 { a last
effort to resist the inevitable}  17. Bxd8 Nf4 $18 )17. Qg4 { White prepares
the advance h5}  17... Ng6 18. Nxd3 ( 18. h5 gxf6 19. hxg6 hxg6 20. Nxg6 e5 21.
Ne7+ Kf8 22. Nxc8 Ke8 23. Rh8+ Bf8 24. Qg7 Rd1+ 25. Ke2 Kd7 26. Rxf8 Kc6 27.
Qxf6+ Kc5 28. Qxe5+ Kc6 29. Qb5+ Kc7 30. Qc5+ Kd7 31. Rxf7+ Ke8 32. Qe7# )18...
e5 19. Qf3 Bd6 20. h5 Nf4 21. Qg3 ( 21. Bxe5 $142 { might be the shorter path} 
21... Nxd3 22. Bxd6 $18 )21... g6 22. hxg6 ( 22. Nxf4 exf4 23. hxg6 fxg6 24.
Qf3 Kf7 25. Qd5+ Be6 26. Rxh7+ Kxf6 27. Qxd6 Rd8 28. Qxd8+ Ke5 29. Ra5+ b5 30.
Rxb5+ Bd5 31. Rxd5+ Ke4 32. Qe8# )22... fxg6 23. Nxe5 ( 23. Nxf4 exf4 24. Qf3
Kf7 25. Rxh7+ Kxf6 26. Qd5 Be6 27. Qxd6 f3 28. Ra5 fxg2+ 29. Kxg2 b5 30. Qf4+
Bf5 31. Ra6# )23... Ne6 24. Qxg6+ $1 { Mate attack. . . .}  ( 24. Qxg6+ hxg6
25. Rh8# ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.21"]
[White "Hvistendahl, Robert"]
[Black "Anderson-Smith, William"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "1629"]
[ECO "C13"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "46"]
[WhiteElo "1855"]

{ C14: French: Classical System: 4 Bg5 Be7 main line } 1. e4 e6 2. d4 d5 3. Nc3
Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. Nf3 ( 8. dxc5 Qc7 9. f4 Qxc5
10. Qd2 Nc6 11. Nf3 Nb6 12. a3 a5 13. h5 h6 14. O-O-O Bd7 15. Kb1 a4 16. Rh3
Rac8 17. Nb5 Rhd8 18. Nd6 Rb8 19. Rg3 Kf8 20. Qd3 { 1-0 Morozevich,A  ( 2679 )
-Kortschnoj,V  ( 2628 ) /Biel 2003/CBM 097}  )8... Nc6 9. dxc5 $146 ( 9. Qd2
cxd4 10. Nxd4 Ndxe5 11. f4 Ng4 12. Be2 Nf6 13. g4 Bd7 14. g5 Ne8 15. O-O-O Nd6
16. f5 Qb6 17. Qf4 Nxd4 18. f6+ Ke8 19. Rxd4 Nf5 20. fxg7 Rg8 21. Rd3 Qd6 22.
Qf2 Rxg7 23. Bg4 Ne7 { Zschischang,G  ( 2230 ) -Heinsohn,T  ( 2193 ) /Germany
2006/CBM 111 ext/1-0}  )9... Ncxe5 ( 9... Kf8 10. Bb5 $11 )10. Rh3 ( 10. Nxe5
$5 Nxe5 11. h5 $14 )10... Nxf3+ $11 11. Qxf3 Nxc5 12. O-O-O { White has a king
attack}  12... Kf8 13. Nxd5 ( 13. Rd4 $11 $142 { and White has air to breath}
)13... exd5 $17 14. Rxd5 Nd7 $4 { Black loses the upper hand}  ( 14... Qe7 $142
15. Rg3 Bd7 $19 )15. Bb5 $18 Qe7 ( 15... Kg8 16. Qe2 h5 17. Re3 $18 )16. Qd1 g6
( 16... Qf6 17. Bxd7 ( 17. Rxd7 $143 Bxd7 18. Qxd7 Qxf2 $17 )17... Kg8 18. Qe1
Bxd7 19. Rxd7 $18 )17. Bxd7 ( 17. Rxd7 { is a weaker possibility}  17... Bxd7
18. Bxd7 Rd8 $17 )17... Kg7 ( 17... h5 18. Re3 Qxh4 19. g3 $18 )18. h5 Rd8 (
18... Bxd7 19. h6+ Kg8 20. Rxd7 Qc5 $18 )19. h6+ ( 19. hxg6 $142 { secures the
point}  19... hxg6 20. Qd2 $18 )19... Kg8 $16 20. Re3 Qf8 21. Rh3 { Black has a
cramped position}  21... Qe7 22. Re3 { Twofold repetition}  22... Qf8 23. Rh3 (
23. Bxc8 $5 $142 Raxc8 24. Rxd8 Rxd8 25. Qh1 $16 )23... Qe7 $11  1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.22"]
[White "Whitney, Garth"]
[Black "Zulfic, Fedja"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1809"]
[ECO "B01"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "28"]
[WhiteElo "1034"]

{ B01: Scandinavian Defence } 1. e4 d5 2. exd5 Nf6 3. Nf3 Qxd5 4. d4 Nc6 5. Be3
Bg4 6. Be2 O-O-O 7. O-O e6 8. c4 ( 8. Nbd2 Bd6 9. h3 h5 10. a3 g5 11. Bc4 Bxf3
12. Qxf3 Qxf3 13. Nxf3 g4 14. Ng5 Rd7 15. Rad1 Nd5 16. Bc1 a6 17. Rfe1 Rg8 18.
hxg4 hxg4 19. g3 Nd8 20. Bf1 Rg6 21. Bg2 c6 22. Ne4 Be7 { Ciolac,G  ( 2323 )
-Nisipeanu,L  ( 2592 ) /Eforie Nord 2000/CBM 081/1/2-1/2  ( 38 )}  )8... Qf5 9.
Nc3 ( 9. Qb3 Nb4 10. Nc3 Be7 11. c5 Nfd5 12. Nxd5 Nxd5 13. c6 Nb6 14. cxb7+
Kxb7 15. a4 Qd5 16. Qd3 a5 17. Qa6+ Kb8 18. Rfc1 Qa8 19. Qb5 Rd5 20. Qb3 Bd6
21. Rc5 Qb7 22. Rb5 Rxb5 23. Qxb5 Qd5 { Finocchiaro,G  ( 1854 ) -Quirico,P  (
1987 ) /Asti 2006/CBM 110 ext/1/2-1/2  ( 34 )}  )9... h5 $146 ( 9... Bc5 10.
Qb3 Bxd4 11. Bxd4 Rxd4 12. Nxd4 Nxd4 13. Qd1 Rd8 14. f3 Nxf3+ 15. Bxf3 Rxd1 16.
Raxd1 Qc5+ 17. Kh1 Qxc4 18. a4 a5 19. h3 Bf5 20. Rc1 Qb4 21. Rfd1 c6 22. Nb5
Nd5 23. Rc4 Qb3 24. Rdc1 { Rizouk,R  ( 2240 ) -Rocha,S  ( 2375 ) /Algarve
1995/CBM 046 ext/0-1}  )10. h3 Bd6 11. hxg4 $4 { not a good decision, because
now the opponent is right back in the game}  ( 11. Nb5 $16 $142)11... hxg4 $19
12. Ne5 $4 { White falls apart}  ( 12. g3 gxf3 13. Bxf3 $19 )12... Qh5 ( 12...
Bxe5 $142 { and Black has reached his goal}  13. f4 Bxd4 14. Bxd4 Nxd4 $19 )13.
f4 g3 ( 13... gxf3 $142 { nails it down}  14. Bxf3 Qh2+ 15. Kf2 Bxe5 16. Bxc6
bxc6 $19 )14. Nf3 ( 14. Bxh5 $142 { and the result of the game is clear: White
will win}  14... Rxh5 15. Nxf7 $18 )14... Qh1#  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "5.23"]
[White "Cooke, Tristrom P"]
[Black "Huynh, Arthur"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1833"]
[ECO "B88"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "74"]
[WhiteElo "1549"]

{ B88: Sicilian: Sozin Attack } 1. e4 c5 2. Bc4 d6 3. Nf3 Nf6 4. Nc3 Nc6 5. d4
cxd4 6. Nxd4 e6 7. O-O Be7 8. Be3 Bd7 ( 8... a6 9. a3 Qc7 10. Ba2 b5 11. Qe2
Ne5 12. f3 Bd7 13. Nd1 O-O 14. Bf2 Nc4 15. c3 d5 16. Rc1 e5 17. Nf5 Bxf5 18.
exf5 Bc5 19. Kh1 Bxf2 20. Nxf2 Rfe8 21. Bb1 Rad8 22. Rfe1 h6 23. Rcd1 {
Schmid,H  ( 2226 ) -Jerosch,G  ( 2096 ) /Ditzingen 2001/CBM 082 ext/1-0  ( 48
)}  )9. Ndb5 ( 9. Bb3 a6 10. h3 Qc7 11. f4 O-O 12. f5 Nxd4 13. Bxd4 b5 14. fxe6
fxe6 15. a3 Kh8 16. Qe2 Rae8 17. Rad1 e5 18. Be3 Bc6 19. Bg5 Ng8 20. Bxe7 Nxe7
21. Qg4 Ng6 22. Kh2 Nf4 23. g3 Ng6 { Astengo,C  ( 2134 ) -Opacic,A  ( 2105 )
/Verona 2005/CBM 104 ext/1/2-1/2  ( 97 )}  )9... Qb8 10. f3 $146 { Consolidates
g4}  ( 10. f4 a6 11. Nd4 b5 12. Bd3 Nxd4 13. Bxd4 b4 14. Ne2 e5 15. Bf2 Ng4 16.
Qe1 Nxf2 17. Qxf2 Qa7 18. Kh1 Qxf2 19. Rxf2 Bg4 20. h3 Bxe2 21. Bxe2 exf4 22.
Rxf4 Bf6 23. Rb1 Be5 24. Rf3 Ke7 { Julkunen,T-Gorfinkel,J/Finland 2001/CBM 079
ext/1/2-1/2  ( 45 )}  )( 10. f4 a6 11. Nd4 b5 $11 )10... a6 $11 11. Nd4 b5 {
Black threatens to win material: b5xc4}  12. Bb3 Na5 13. Qd2 Qc7 14. Nce2 ( 14.
Rac1 O-O $15 )14... O-O $15 15. Qc3 { White threatens to win material: Qc3xc7} 
15... Rfc8 16. Qxc7 Rxc7 17. c3 Rac8 ( 17... e5 18. Nf5 Bxf5 19. exf5 $15 )18.
Rfd1 Nc4 19. Bxc4 Rxc4 { Black has the pair of bishops}  20. Nb3 Ra8 21. Na5
Rcc8 22. Bf4 { White threatens to win material: Bf4xd6}  22... d5 { Black
threatens to win material: d5xe4}  23. e5 { White threatens to win material:
e5xf6}  23... Bc5+ 24. Nd4 { The knight likes it on d4}  24... Ne8 ( 24... Bb6
25. Nb3 Nh5 26. Be3 $11 )25. Kh1 b4 26. cxb4 Bxb4 { Black has a new protected
passed pawn: d5.}  27. Nab3 a5 28. Rac1 a4 { Black threatens to win material:
a4xb3}  29. Nd2 ( 29. Rxc8 Rxc8 30. Nc1 Bc5 $15 )29... a3 ( 29... f6 30. Nf1
$17 )30. b3 $2 { Prevents intrusion on a4}  ( 30. Rxc8 $5 $142 { and White
hangs on}  30... Bxc8 31. b3 $15 )30... Bc3 $19 31. Nb1 Bb2 32. Rxc8 Rxc8 (
32... Bxc8 $6 33. g4 $17 )33. Kg1 ( 33. h3 Nc7 $19 )33... Nc7 34. Bc1 Nb5 (
34... Na6 35. Ne2 Rc2 36. Kf2 Bxc1 37. Rxc1 Rxa2 38. Nc3 $19 )35. Bxb2 $2 ( 35.
Nxb5 $142 Rxc1 36. Rxc1 Bxc1 37. N5xa3 Be3+ 38. Kf1 $17 )35... axb2 $19 36.
Nxb5 ( 36. Ne2 d4 $1 { Decoy: d4}  37. Kf2 $19 )36... Bxb5 ( 36... Rc1 $5 {
keeps an even firmer grip}  37. Kf2 Rxd1 38. N5c3 $19 )37. Na3 ( 37. Kf2 { the
only chance to get some counterplay}  37... Rc1 38. Rg1 $19 )37... Rc1  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.1"]
[White "West, Guy"]
[Black "Rogers, Ian"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "2624"]
[ECO "B23"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "55"]
[WhiteElo "2291"]

{ B23: Closed Sicilian: Lines without g3 } 1. e4 c5 2. Nc3 a6 3. f4 b5 4. d3 e6
5. Nf3 Bb7 6. g3 ( 6. Qe2 Nc6 7. Be3 Qb6 8. g4 Nd4 9. Qf2 Nxf3+ 10. Qxf3 d5 11.
Bd2 b4 12. Ne2 dxe4 13. dxe4 { 1/2-1/2 Kamsky,G  ( 2645 ) -Anand,V  ( 2725 )
/Groningen 1993/CBM 039}  )6... d5 ( 6... d6 7. Bg2 Nd7 8. O-O Be7 9. Be3 Ngf6
10. h3 O-O 11. g4 d5 12. e5 d4 13. exf6 Nxf6 14. g5 Ne8 15. Nxd4 cxd4 16. Bxb7
Ra7 17. Be4 dxe3 18. d4 Rd7 19. Ne2 e5 20. fxe5 Bxg5 21. a4 { Kolosowski,M  (
2159 ) -Zambor,N  ( 2269 ) /Tatranske Zruby 2006/CBM 114 ext/1-0  ( 48 )}  )7.
Bg2 $146 ( 7. Qe2 Nf6 8. e5 Nfd7 9. f5 exf5 10. Bh3 d4 11. Bxf5 dxc3 12. O-O
Be7 13. e6 O-O 14. Bxh7+ Kxh7 15. Ng5+ Bxg5 16. Qh5+ Bh6 17. Bxh6 Nf6 18. Rxf6
Qd5 19. Bg5+ Kg8 20. exf7+ Rxf7 21. Qxf7+ Qxf7 { Ramakrishna,J  ( 2251 )
-Harikrishna,P  ( 2563 ) /Mumbai 2003/CBM 093 ext/0-1  ( 36 )}  )( 7. e5 Nc6 8.
Bg2 Nge7 9. O-O h5 10. Be3 Nf5 11. Bf2 Be7 12. a3 Qd7 13. Ne2 d4 14. Nd2 f6 15.
exf6 gxf6 16. Ne4 O-O-O 17. Qd2 h4 18. Nc1 hxg3 19. hxg3 Ne3 20. Bxe3 dxe3 21.
Qxe3 Nd4 { Cardenas Valero,J  ( 2252 ) -De la Riva Aguado,O  ( 2458 ) /
Palencia 1999/CBM 071 ext/1/2-1/2  ( 63 )}  )7... Nf6 8. O-O Be7 9. e5 { White
threatens to win material: e5xf6}  9... Nfd7 10. Ne2 ( 10. f5 exf5 11. Nh4 Bxh4
( 11... Nxe5 $143 12. Nxf5 O-O 13. Nxd5 ( 13. Nxe7+ $143 Qxe7 14. Nxd5 Qd7 $14
) 13... Bxd5 14. Bxd5 $16 )12. gxh4 Nxe5 13. Rxf5 Nbd7 14. Nxd5 O-O $14 )10...
Nc6 11. d4 g6 ( 11... O-O 12. Be3 $11 )12. Be3 $14 h5 13. h3 Qc7 14. c3 {
Controls b4}  14... c4 { This push gains space}  ( 14... Rc8 15. Rc1 $16 )15.
Qc2 Nb6 16. g4 ( 16. Ng5 $5 $142 Qd7 17. Rab1 $16 )16... hxg4 $11 17. hxg4 {
White king safety dropped.}  17... Bc8 ( 17... O-O-O 18. Kf2 $11 )18. Kf2 Bd7 (
18... Bb7 19. Rh1 O-O-O 20. g5 $14 )19. Rh1 $16 O-O-O 20. a3 ( 20. Ng5 $5 Rhf8
21. Kg1 $16 )20... Rdg8 21. Rxh8 { White pins: Rh8xg8}  21... Rxh8 22. Rh1 Rxh1
23. Bxh1 Qd8 24. Ng3 Qh8 25. Bg2 Kc7 26. Kg1 { White king safety dropped} 
26... Qh7 27. Nf1 Bc8 28. Bf2  1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.2"]
[White "Tao, Trevor"]
[Black "Antic, Dejan"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2471"]
[ECO "E62"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "88"]
[WhiteElo "2354"]

{ E62: King's Indian: Fianchetto: 6...c6 and Panno Variation  ( 6...Nc6 ) 
without . ..a6 } 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nf3 c6 7.
O-O Qa5 8. a3 Be6 9. Nd2 Qa6 10. d5 cxd5 11. cxd5 Bd7 12. e4 $146 ( 12. Nb3 Rc8
13. e4 b5 14. Be3 Qb7 15. Bd4 a5 16. e5 dxe5 17. Bxe5 b4 18. axb4 axb4 19. d6
Rxa1 20. Bxb7 Rxd1 21. Nxd1 Re8 22. dxe7 Bb5 23. Bd6 Bxf1 24. Kxf1 Nfd7 25. Ne3
Bxb2 26. Nd5 Bf6 { Cvek,R  ( 2265 ) -Neuman,P  ( 2215 ) /Usti nad Labem
1996/Juniors/1-0  ( 87 )}  )12... Rc8 13. Bf3 ( 13. h3 $5 $14 { is noteworthy}
)13... Bh3 $15 { Black threatens to win material: Bh3xf1}  14. Re1 Nbd7 15. Be2
{ White threatens to win material: Be2xa6}  15... Qb6 16. Nc4 Rxc4 17. Bxc4 {
White wins the exchange}  17... Ng4 { Black has a mate threat}  18. Qe2 Rc8 (
18... Bd4 $5 19. Be3 Bxe3 20. fxe3 Nge5 $17 )19. Bb5 $11 Bxc3 20. bxc3 $4 {
allows the opponent back into the game}  ( 20. Bxd7 $142 { and White hangs on} 
20... Bxe1 21. Bxc8 Bxf2+ 22. Kh1 $15 )20... Nde5 $19 21. c4 a6 22. Be3 Nxe3
23. Qxe3 Qxe3 24. Rxe3 axb5 25. cxb5 Rc2 26. a4 Rb2 27. g4 ( 27. Rc3 Kg7 $19
)27... Bxg4 28. Kg2 f5 29. exf5 Bxf5 30. h3 $6 { not the bravest move}  ( 30.
Rc1 Kf7 31. Rc7 b6 $19 )30... Kf7 31. Rc1 ( 31. Kg1 { doesn't improve anything}
 31... Rb4 $19 )31... Ra2 32. Rc7 Rxa4 33. Kg3 ( 33. Rxb7 { does not solve
anything}  33... Be4+ 34. Kf1 Bxd5 $19 )33... g5 34. Rxb7 Rb4 35. f3 ( 35. Rb8
{ is not the saving move}  35... h5 $19 )35... h5 36. Re2 ( 36. Rxe5 { a
fruitless try to alter the course of the game}  36... dxe5 37. d6 h4+ 38. Kf2
Rd4 39. dxe7 Bd7 $19 )36... h4+ 37. Kg2 Kf6 38. b6 ( 38. Rb8 { hardly improves
anything}  38... Bd3 39. Rf2 Bc4 $19 )38... Bd3 39. Rd2 Ba6 ( 39... Bc4 { might
be the shorter path}  40. Rb8 Nd7 41. Rd8 Nxb6 42. Rf8+ Kg7 43. Rb8 Nxd5 44.
Rxb4 Nxb4 45. f4 $19 )40. Rb8 Nd7 41. Rh8 Nxb6 42. Ra2 ( 42. Rh6+ {
desperation}  42... Kg7 43. Re6 $19 )42... Bc4 43. Ra7 ( 43. Rc2 { does not
help much}  43... Nxd5 44. Kh2 Nf4 $19 )43... Nxd5 44. Rh6+ ( 44. Kh1 { is no
salvation}  44... Rb1+ 45. Kh2 Rb2+ 46. Kh1 Bf1 $19 )44... Ke5 ( 44... Ke5 45.
Kf2 Rb2+ 46. Kg1 Kf4 $19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.3"]
[White "Morris, James"]
[Black "Toth, Andras"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2421"]
[ECO "E60"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "106"]
[WhiteElo "2035"]

{ E60: King's Indian: Unusual lines and Fianchetto Variation without Nc3 } 1. d4
Nf6 2. c4 g6 3. Nf3 Bg7 4. h3 ( 4. h4 O-O 5. h5 d5 6. hxg6 hxg6 7. Bg5 c5 8.
Qc1 cxd4 9. Bh6 Qa5+ 10. Nbd2 Bxh6 11. Rxh6 Kg7 12. Rh4 Nc6 13. a3 dxc4 14.
Qxc4 Be6 15. Qd3 Rh8 16. Rc1 Ne5 17. Nxe5 Rxh4 18. Nf3 Bf5 { Filippov,A  ( 2500
) -Kostin,K  ( 2259 ) /Internet 2006/CBM 112 ext/1-0  ( 64 )}  )4... O-O $146 (
4... c5 5. d5 e6 6. Nc3 exd5 7. cxd5 O-O 8. Bf4 Re8 9. Qd2 b5 10. e3 a6 11. d6
Bb7 12. Be2 Nc6 13. O-O Nb4 14. a4 Nbd5 15. Bg5 Nxc3 16. Qxc3 c4 17. axb5 axb5
18. Rxa8 Bxa8 19. Qb4 { Opocensky,K-Prins,L/Karlovy Vary 1948/MCD/0-1  ( 64 )} 
)5. Bf4 ( 5. Nc3 d5 $11 )5... c5 $15 6. e3 d5 7. Nc3 Nc6 8. Be2 cxd4 9. Nxd4
Nxd4 10. exd4 Be6 ( 10... Qb6 $5 { should not be overlooked}  11. b3 Rd8 $15
)11. c5 $14 { Black has a cramped position}  11... Ne4 12. O-O Nxc3 13. bxc3
Qa5 { Black threatens to win material: Qa5xc3}  14. Qb3 { White threatens to
win material: Qb3xb7}  14... b6 { Black threatens to win material: b6xc5}  15.
c6 { White has a new passed pawn: c6}  15... Rac8 16. c7 Bd7 17. Rac1 ( 17. Qb4
$5 { is an interesting idea}  17... Qxb4 18. cxb4 $11 )17... e5 $11 18. dxe5
Be6 19. c4 Rxc7 20. cxd5 Bxd5 { White has an active position. .}  21. Qb2 Re7
22. Bd2 Bxe5 ( 22... Qxa2 23. Qxa2 Bxa2 $11 )23. Qxe5 ( 23. Qb4 $142 { is the
best option White has}  23... Bg7 24. Qxe7 Qxd2 25. a3 $14 )23... Rxe5 $17 24.
Bxa5 Rxe2 25. Bb4 Rxa2 ( 25... Ra8 $5 26. a3 Be6 $17 )26. Bxf8 $15 Kxf8 27. Ra1
( 27. Rb1 $15)27... a6 ( 27... a5 $5 $17 $142)28. Rfb1 ( 28. Rxa2 $5 Bxa2 29.
Ra1 $14 )28... Rxa1 $11 { Black pins: Ra1xb1}  29. Rxa1 Bc4 ( 29... a5 30. Rb1
a4 31. Rxb6 $11 )30. Rb1 { White threatens to win material: Rb1xb6}  ( 30. Rc1
b5 31. Ra1 b4 $14 )30... Bb5 $11 31. f3 ( 31. Rc1 Be8 $11 )31... Ke7 $15 32.
Kf2 Kd6 33. Ke3 ( 33. Rc1 a5 $15 )33... Kc5 $17 34. Kd2 Bc4 35. Kc3 b5 36. Re1
$2 ( 36. Ra1 $5 $17 $142)36... b4+ $19 37. Kc2 a5 ( 37... Be6 38. Re5+ Kb6 39.
g4 $19 )38. Re7 ( 38. Re8 h6 $17 )38... a4 { Black plans b3}  ( 38... Bd5 $5
39. Re8 $19 )39. Rc7+ $17 Kd4 40. Rb7 b3+ ( 40... Bb3+ 41. Kb2 Kc4 42. Rc7+ Kb5
43. Rb7+ Kc5 $15 )41. Kb2 $15 Ke3 42. Rb4 ( 42. Ra7 Kf2 43. Rxa4 Be6 $15 )42...
Be6 ( 42... Bf1 $5 $142 43. g4 Bxh3 $17 )43. Rxa4 $15 Kf2 { Black threatens to
win material: Kf2xg2}  44. Rh4 Kxg2 45. Rxh7 Kxf3 46. h4 Kg4 47. Kc3 Kf4 48. h5
gxh5 ( 48... Kg4 49. h6 Kh5 50. Rxf7 Kxh6 51. Rf6 $11 )49. Rxh5 $11 f5 50. Rh6
{ White threatens to win material: Rh6xe6}  50... Ke5 51. Rh2 f4 52. Re2+ Kf5
53. Kd4 f3 { Following moves unknown.}  ( 53... f3 54. Re5+ Kf6 $11 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.4"]
[White "Chow, Samuel"]
[Black "Stojic, Dusan"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2169"]
[ECO "A45"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "69"]
[WhiteElo "2297"]

{ A45: Trompowsky Attack } 1. d4 Nf6 2. Bg5 c5 3. Bxf6 gxf6 4. d5 Qb6 5. Qc1 f5
6. g3 Bg7 7. c3 d6 8. Nd2 Nd7 9. Nh3 Nf6 10. Bg2 e6 $146 ( 10... Qa6 11. Nf4
Bd7 12. O-O e5 13. dxe6 fxe6 14. c4 h5 15. e4 fxe4 16. Nxe4 Nxe4 17. Bxe4 O-O-O
18. Qc2 h4 19. Ng6 hxg3 20. fxg3 Bd4+ 21. Kg2 Rh6 22. Rf7 d5 23. cxd5 exd5 24.
Bf5 Kb8 25. Nf4 { Peredy,F  ( 2332 ) -Colovic,A  ( 2460 ) /Balaguer 2005/CBM
107 ext/1-0  ( 50 )}  )( 10... Bd7 11. Qc2 Qa6 12. O-O O-O 13. e4 fxe4 14. Nxe4
Nxd5 15. Nhg5 Bf5 16. Rad1 e6 17. Rxd5 exd5 18. Nf6+ Bxf6 19. Qxf5 Bxg5 20.
Qxg5+ Kh8 21. Qf6+ Kg8 22. Rd1 Rae8 23. Bf1 Qc6 24. Qg5+ Kh8 25. Qf6+ {
Akopian,V  ( 2660 ) -Hernandez,G  ( 2560 ) /Merida 2000/CBM 078/1/2-1/2}  )(
10... O-O 11. O-O Bd7 ( 11... e5 12. e3 Bd7 13. Qc2 Qd8 14. a4 Qe7 15. c4 b6
16. f3 Bh6 17. Rfe1 Kh8 18. Nf2 Rg8 19. Nf1 Rab8 20. Kh1 a6 21. Bh3 Rg5 22. f4
Rh5 23. Bg2 e4 24. Nd2 Bg7 { 1/2-1/2 El Kher,H  ( 2374 ) -Brondum,E  ( 2230 )
/Copenhagen 2000/CBM 077 ext}  )12. Qc2 Rae8 13. Rad1 Qc7 14. Nc4 b5 15. Ne3 e6
16. Rd2 Bh6 17. f4 c4 18. Rf3 Qc5 19. Kh1 Ng4 20. Nd1 e5 21. Nhf2 Nf6 22. b4
Qb6 23. fxe5 dxe5 24. e4 Bxd2 25. Qxd2 { Peng,D  ( 2170 ) -Divljan,I  ( 2319 )
/Toronto 2006/CBM 113 ext/0-1  ( 33 )}  )11. dxe6 fxe6 12. e4 ( 12. Nc4 $5 Qa6
13. Qf4 $15 )12... fxe4 13. Nxe4 O-O ( 13... Nxe4 14. Bxe4 d5 15. Bg2 $17 )14.
O-O ( 14. Qc2 d5 15. Nxf6+ Bxf6 $11 )14... e5 ( 14... Nxe4 $5 $142 15. Bxe4 d5
$17 )15. Nhg5 $11 Bf5 ( 15... Bh6 16. Qd2 Kh8 17. Nxf6 Rxf6 18. Nf7+ Rxf7 19.
Qxh6 $11 )16. Nxf6+ $14 Bxf6 17. Bd5+ Kg7 18. Ne6+ Bxe6 19. Bxe6 { Opposite
coloured bishops appeared}  19... Qc6 { White king safety dropped}  20. Qd1
Rab8 21. Qg4+ Kh8 22. Rad1 Rbd8 23. Rd5 ( 23. Bd5 Qb6 $14 )23... Qe8 ( 23...
Bg7 24. Rfd1 Qc7 25. Qh5 $14 )24. Rfd1 $14 Be7 25. R5d2 Qg6 26. Qh3 Bg5 { Black
threatens to win material: Bg5xd2}  27. Re2 ( { Inferior is } 27. Rxd6 Rxd6 28.
Rxd6 Qc2 $17 )27... Rf3 $2 ( 27... b5 $5 $11 $142 { and Black could well hope
to play on} )28. Bd5 $16 Rd3 $4 { Black crumbles in face of a dire situation} 
( 28... Rf6 $142 29. Bxb7 Rdf8 $16 )29. Rxd3 $18 Qxd3 ( 29... h6 { doesn't
change the outcome of the game}  30. Rf3 $18 )30. Be4 Qd1+ 31. Kg2 h6 32. Qf5
Kg7 33. Qh7+ Kf6 34. Qg6+ Ke7 35. Bf3 ( 35. Bf3 Rd7 36. Qg8 $18 )( 35. Qg7+ Ke6
36. Bf5+ Kxf5 37. Qf7+ Bf6 38. g4+ Kf4 39. Qxf6+ Kxg4 40. Re4+ Kh5 41. Rh4# )
1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.5"]
[White "Srdic, Goran"]
[Black "Obst, James"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2234"]
[ECO "B56"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "68"]
[WhiteElo "2006"]

{ B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack } 1. e4
c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. Bd3 e6 8. O-O
Be7 9. Kh1 ( 9. b3 O-O 10. Bb2 Nd7 11. Re1 Bf6 12. Qd2 Be5 13. Na4 Qf6 14. Bxe5
Nxe5 15. Bf1 Rd8 16. Rad1 Bb7 17. f4 Ng6 18. Qb4 Qe7 19. e5 c5 20. exd6 cxb4
21. dxe7 Nxe7 22. Nc5 Bc6 23. Na6 Nd5 { Kholmov,R  ( 2550 ) -Razuvaev,Y  ( 2490
) /Baku 1972/URS-ch/1/2-1/2  ( 65 )}  )( 9. Qe2 Qc7 10. b3 Bb7 11. Bb2 h5 12.
Nd1 g5 13. c4 c5 14. e5 Ng4 15. Be4 Bxe4 16. Qxe4 Rd8 17. Nc3 f5 18. Nb5 Qb6
19. Qe2 Nxe5 20. Bxe5 dxe5 21. Qxe5 Kf7 22. Rad1 a6 23. Qc7 Qb8 { Shmirina,E  (
2088 ) -Beyer,T  ( 1888 ) /Leutersdorf 2003/CBM 092 ext/1/2-1/2  ( 50 )}  )9...
d5 $146 ( 9... O-O 10. f4 e5 ( 10... Qc7 11. b3 Nd7 12. Qe1 Nc5 13. Bb2 Qd8 14.
Be2 Bb7 15. Qd2 Bf6 16. Qe3 Nd7 17. Rad1 d5 18. Qh3 g6 19. Ba3 Re8 20. e5 Be7
21. Bxe7 Qxe7 22. Na4 Nb6 23. Nb2 a5 24. a4 c5 { 1/2-1/2 Kristensen,B  ( 2465 )
-Sax,G  ( 2520 ) /Vejle 1994/CBM 040}  )11. f5 d5 12. Qe2 Qc7 13. Bd2 Bb7 14.
Rae1 Rfe8 15. Rf3 Rad8 16. Rh3 h6 17. Qf2 Bf8 18. Qh4 Qe7 19. Bg5 Qd6 20. Ne2
a6 21. Ng3 Rd7 22. c4 Qb4 23. Rf1 Nxe4 24. Bxe4 { Torok,J  ( 2250 )
-Puskas,Z/Hungary 1993/TD/1-0}  )( 9... O-O 10. f4 $11 )10. Bf4 O-O 11. Qf3 Nd7
12. e5 Nc5 { Black has a cramped position}  13. Rfe1 ( 13. Be2 Qb6 14. Qg3 Kh8
$11 ( 14... Qxb2 15. Bh6 g6 16. Bxf8 Kxf8 17. Rfc1 $14 ))13... Nxd3 14. cxd3 f5
( 14... Ba6 15. Rad1 $15 )15. Qh5 { Black king safety dropped}  ( 15. d4 Rb8
16. b3 c5 $11 )15... Rb8 16. Nd1 ( 16. b3 Rb4 17. Qf3 Ba6 $15 )16... Qe8 {
Black threatens to win material: Qe8xh5}  ( 16... Rb4 17. Qf3 $17 )17. Qh3 (
17. Qxe8 $5 Rxe8 18. d4 $17 )17... c5 18. b3 Rb4 19. g3 d4 20. Rf1 Bb7+ 21. Kg1
Bf3 22. Nb2 g5 23. Bd2 h5 { Black prepares g4}  24. Rfc1 g4 25. Qf1 Rb5 26. Nc4
Ba8 27. h4 Qc6 28. Kh2 $4 { a blunder in a bad position}  ( 28. f3 $19
$142)28... f4 29. gxf4 ( 29. Bxf4 { is one last hope}  29... Rxf4 $1 { sealing
the opponent's fate}  30. Nd2 $19 )29... Qf3 30. Nd6 Bxh4 31. Ne4 ( 31. Nxb5 $4
{ leads to death in 2}  31... g3+ 32. fxg3 Qxg3# )31... Bxe4 32. dxe4 Bxf2 33.
Qg2 g3+ 34. Kh1 Qg4 ( 34... Qg4 35. Qf1 Rxf4 36. Bxf4 Qf3+ 37. Qg2 Qxf4 38.
Qxg3+ Bxg3 39. Rc2 Qh4+ 40. Kg1 Rb7 41. Rg2 Rg7 42. a3 Bh2+ 43. Kf1 Qf4+ 44.
Ke2 Qxe4+ 45. Kf1 Rxg2 46. Ra2 Rg1+ 47. Kf2 Qe3# ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.6"]
[White "Zvedeniouk, Ilya"]
[Black "Johansen, Darryl Keith"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2445"]
[ECO "B22"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "36"]
[WhiteElo "2123"]

{ B22: Sicilian: 2 c3 } 1. e4 c5 2. c3 b6 3. d4 Bb7 4. Bd3 Nf6 5. f3 d6 6. Ne2
g6 7. O-O Bg7 ( 7... Nbd7 8. Bg5 Bg7 9. Qd2 h6 10. Be3 Rc8 11. a4 a6 12. Na3
Kf8 13. Kh1 Kg8 14. Ng3 h5 15. Kg1 Rc7 16. Qe2 Qa8 17. h4 Ne8 18. f4 Nef6 19.
e5 Ng4 20. e6 Ndf6 21. exf7+ Kxf7 22. f5 { Tippleston,C  ( 2200 ) -Conquest,S 
( 2513 ) /Coventry 2005/CBM 105 ext/1/2-1/2  ( 41 )}  )8. Be3 O-O 9. Qd2 $146 (
9. Nd2 Nbd7 10. Rc1 Rc8 11. b4 Rc7 12. Qa4 Qc8 13. bxc5 bxc5 14. Qa5 Nb6 15.
dxc5 dxc5 16. Bb5 Nfd7 17. Rfd1 a6 18. Bxd7 Nxd7 19. Nc4 Bc6 20. Nf4 Rb7 21.
Qa3 Bh6 22. Na5 Rb5 23. Nd5 Bxe3+ { Vajda,L  ( 2440 ) -Iordachescu,V  ( 2520 )
/Bucharest 1998/CBM 064/1-0  ( 51 )}  )9... e5 ( 9... Nc6 10. Bh6 $14 )10. Na3
( 10. d5 $5 $16)10... exd4 $14 11. cxd4 Nc6 12. Nc2 ( 12. Rad1 d5 13. dxc5 dxe4
14. Bxe4 Nxe4 $11 )12... Re8 ( 12... d5 13. exd5 Nxd5 14. Bh6 $11 ( 14. dxc5
$143 Nxe3 15. Qxe3 bxc5 $17 ))13. Bg5 { White has an active position}  ( 13. d5
Ne5 14. Bb5 Re7 $16 )13... Qc7 ( 13... d5 14. e5 c4 15. exf6 ( 15. Bxf6 $6 Bxf6
16. Bxg6 hxg6 17. exf6 Qxf6 $11 )15... cxd3 16. fxg7 $16 )14. d5 { White
threatens to win material: d5xc6}  14... Ne5 15. Nc3 ( 15. Bb5 Rec8 16. Nc3 c4
$14 )15... Nxd3 $11 16. Qxd3 { Black has the pair of bishops}  16... Qc8 17.
Bf4 ( 17. Qd2 $11 $142 { would keep White alive} )17... Ba6 $17 18. Nb5 $2 (
18. Qd2 $142 Bxf1 19. Rxf1 $17 )18... c4 $19 ( 18... c4 19. Qd1 Bxb5 $19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.7"]
[White "Chapman, Mark"]
[Black "Dragicevic, Domagoj"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2087"]
[ECO "B01"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "95"]
[WhiteElo "2444"]

{ B01: Scandinavian Defence } 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. g3
Bg4 6. Qd3 ( 6. Nf3 Nc6 7. Bg2 O-O-O 8. h3 Bh5 9. O-O e5 10. g4 exd4 11. Nb5
Qc5 12. Nbxd4 Nxd4 13. Be3 Bg6 14. Nxd4 Qe5 15. g5 Nd5 16. Qf3 c6 17. Rfe1 Bd6
18. Qg4+ Rd7 19. Rad1 f5 20. Qf3 Re8 { Sveshnikov,E  ( 2507 ) -Yegiazarian,A  (
2537 ) /Stepanakert 2005/CBM 110/0-1  ( 53 )}  )6... Nc6 7. Be3 $146 ( 7. Nb5
Qd7 8. c3 a6 9. Na3 O-O-O 10. f3 Bf5 11. Qxf5 Qxf5 12. Bh3 Qxh3 13. Nxh3 e5 14.
Nc2 exd4 15. cxd4 Nxd4 16. Nxd4 Bb4+ 17. Kf2 Bc5 18. Kg2 Bxd4 19. Ng5 Bxb2 20.
Bxb2 Rd2+ 21. Kh3 Rxb2 { Pichler,A  ( 2072 ) -Bawart,M  ( 2334 ) /Vienna
2006/CBM 113 ext/0-1  ( 46 )}  )( 7. Bf4 Qxd4 8. Bxc7 e5 9. f3 Be6 10. f4 Nd5
11. f5 Qxd3 12. Bxd3 Nxc3 13. fxe6 Nd5 14. exf7+ Ke7 15. Bxe5 Nxe5 16. Be4 Nf6
17. Bg2 Rd8 18. Nh3 Kxf7 19. O-O Bc5+ 20. Kh1 Rhe8 21. Bxb7 Rd2 { Hadzidakis,M 
( 2271 ) -Tzermiadianos,A  ( 2447 ) /Ermioni Argolidas 2005/CBM 107 ext/0-1  (
54 )}  )( 7. Nb5 Qe6+ 8. Be3 O-O-O $17 )7... O-O-O 8. f3 Bh5 { White has an
active position}  ( 8... Qe6 9. fxg4 Nb4 $11 )9. O-O-O $15 Bg6 { Black
threatens to win material: Bg6xd3}  10. Qc4 e6 { Controls d5}  11. a3 { Covers
b4}  11... a6 { Consolidates b5}  12. Qa4 Nd5 13. Nxd5 Qxd5 14. Bc4 { White
threatens to win material: Bc4xd5}  14... Qa5 { Black threatens to win
material: Qa5xa4}  15. Qb3 ( 15. Qxa5 Nxa5 16. Ba2 Bd6 $11 )15... Bd6 $15 16.
Be2 Nb8 ( 16... Rhe8 $5 $15 $142 { would allow Black to play on} )17. Nh3 $14
c5 ( 17... Qd5 18. c4 Qh5 19. Nf4 Bxf4 20. Bxf4 $14 ( 20. gxf4 $143 Nc6 $15
))18. dxc5 $16 Bxc5 19. Qc4 Nd7 $2 ( 19... Rd7 $5 $142 20. Qxc5+ Qxc5 21. Bxc5
Rc7 $14 )20. Rxd7 $1 $18 { Remove defender: d7}  20... Rxd7 ( 20... Kxd7 21.
Qxc5 { Remove defender}  )( 20... Rxd7 21. Qxc5+ { Remove defender}  )21. Qxc5+
( 21. Bxc5 $2 Qd2+ 22. Kb1 b5 $19 )21... Qxc5 22. Bxc5 Rc7 ( 22... e5 23. Nf2
$18 )23. b4 e5 24. Rd1 Rc6 25. c4 Re8 26. Ng5 f5 27. Kb2 ( 27. Bd6 $5 { makes
it even easier for White}  27... h6 28. Nh3 Re6 $18 )27... h6 28. Nh3 Bh5 (
28... Bf7 29. Kc3 $18 )29. g4 fxg4 30. fxg4 Bg6 ( 30... Bf7 31. Rc1 $18 )31.
Be3 Rf8 32. Nf2 e4 ( 32... b6 33. Rd5 Re6 34. Kc3 $18 )33. Rd4 Rcf6 34. Nd1 (
34. Nxe4 $6 { is much weaker}  34... Re6 35. Bd3 Rf3 $18 )34... Kc7 ( 34... Rd8
{ doesn't get the bull off the ice}  35. g5 Rf7 36. Rxd8+ Kxd8 37. gxh6 gxh6
38. Bxh6 $18 )35. Nc3 Rd6 ( 35... Kc8 { does not improve anything}  36. Nd5 (
36. Nxe4 $6 { is no comparison}  36... Re6 $16 )36... R6f7 37. Bf4 Rxf4 38.
Ne7+ Kb8 39. Nxg6 $18 )36. Nd5+ ( 36. Rxd6 $142 { secures the point}  36...
Kxd6 37. Bc5+ Ke6 38. Bxf8 $18 )36... Kd8 37. Nf4 Rxd4 38. Ne6+ ( 38. Nxg6 $6
Rf2 39. Kc3 Rxe2 40. Kxd4 Rxh2 41. Kxe4 h5 42. gxh5 Rxh5 $18 )38... Ke8 ( 38...
Ke7 { does not help much}  39. Nxf8 ( 39. Nxd4 $143 Ra8 $18 )39... Rd6 40. Bc5
$18 )39. Bxd4 ( { Inferior is } 39. Nxd4 Kd7 $18 )39... Rf7 40. Nxg7+ Kf8 (
40... Ke7 { doesn't change the outcome of the game}  41. Kc3 $18 )41. Ne6+ Ke7
42. Nc7 Kd6 43. Nd5 Rd7 44. Ne3 ( 44. h4 { might be the shorter path}  44...
Ke6 $18 )44... Rf7 ( 44... Kc6 { doesn't improve anything}  45. Kc3 $18 )45.
Kc3 ( 45. c5+ { and White can already relax}  45... Ke7 $18 )45... Kd7 ( 45...
Ke6 { doesn't get the cat off the tree}  46. Nd5 $18 )46. Nf5 $1 { and the rest
is history}  46... h5 ( 46... Bxf5 47. gxf5 { Passed pawn}  )47. Nh4 Bh7 48. g5
( 48. g5 Rf4 49. Ng2 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.8"]
[White "Nguyen, Giang"]
[Black "Sandler, Leonid"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2345"]
[ECO "B25"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "111"]
[WhiteElo "2097"]

{ B25: Closed Sicilian: 3 g3, lines without early Be3 } 1. e4 c5 2. Nc3 Nc6 3.
g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e6 7. Nf3 Nge7 8. O-O O-O 9. Be3 Nd4 10. Rb1
Nec6 11. Qd2 $146 ( 11. Kh1 Rb8 12. Ne2 b5 13. c3 Nxe2 14. Qxe2 b4 15. e5 Ba6
16. c4 Qd7 17. Rfd1 f6 18. exd6 Qxd6 19. Qf2 Qc7 20. Bxc5 Rfe8 21. b3 Rbc8 22.
Be3 Bb7 23. d4 Ne7 24. g4 a5 25. Ne1 a4 { Seidemann,U  ( 1975 ) -Beltz,M  (
2070 ) /Eilenburg 1984/MCD/0-1  ( 60 )}  )( 11. Ne1 Rb8 12. Qd2 b5 13. Nd1 b4
14. Rc1 Qb6 15. c3 Nb5 16. Nf3 a5 17. Nh4 f5 18. Qf2 Rd8 19. Nf3 Bb7 20. Ng5
Nc7 21. Re1 Re8 22. Bf1 Ba6 23. Nf3 Bf8 24. Rc2 Rbd8 25. h4 Be7 {
Pedersen,T-Svanholm,B  ( 2052 ) /Copenhagen 2004/CBM 101 ext/1/2-1/2  ( 35 )} 
)( 11. g4 f5 12. gxf5 exf5 13. Nd5 Nxf3+ 14. Bxf3 Be6 15. Qd2 Qd7 16. a3 Rae8
17. c3 b6 18. Kh1 Kh8 19. b4 Ne7 20. bxc5 dxc5 21. c4 fxe4 22. dxe4 Nc6 23. Bg2
Nd4 24. e5 Nf5 25. Bf2 Rd8 { Plachetka,J  ( 2460 ) -Polasek,J  ( 2355 ) /Prague
1992/TD/1-0  ( 45 )}  )( 11. Ne2 Nxf3+ 12. Bxf3 Qa5 $11 )11... Qa5 $11 12. a3 {
Prevents intrusion on b4}  12... Bd7 13. Kh1 ( 13. g4 Kh8 $11 )13... Nxf3 (
13... f5 14. h3 $15 )14. Bxf3 $11 Nd4 15. Bg2 Rac8 16. e5 dxe5 17. Bxb7 ( 17.
fxe5 $5 Bxe5 18. Bh6 $11 )17... exf4 $15 18. Bxf4 Bc6+ 19. Bxc6 Rxc6 20. Qg2
Rfc8 21. Ne4 { Manoeuvre Nc3-e4-d2-c4}  21... e5 22. Bg5 ( 22. Be3 c4 23. dxc4
f5 $11 )22... f5 23. Nd2 h6 { Black threatens to win material: h6xg5}  24. Nc4
{ A sound move}  24... Qc7 25. Be3 Kh7 ( 25... Re6 26. c3 Nb5 27. Kg1 $11 )26.
Rf2 ( 26. Rbe1 Rd8 $11 )26... Re6 27. c3 ( 27. g4 f4 28. Bxd4 cxd4 $11 )27...
Nb5 ( 27... Nb3 28. Re1 Qd7 29. Nd2 Nxd2 30. Rxd2 $17 )28. a4 { White threatens
to win material: a4xb5}  28... Nd6 29. Qd5 { Attacking the isolated pawn on c5}
 ( 29. Rd2 Re7 $15 )29... Nxc4 $17 30. Qxc4 Rd6 ( 30... Qc6+ 31. Kg1 e4 32. d4
cxd4 33. Qxc6 Rcxc6 34. cxd4 $17 )31. Rd1 $15 Qc6+ 32. Kg1 Rd5 { White king
safety improved}  33. Rfd2 Qd7 34. a5 ( 34. Qb5 Bf6 $15 )34... g5 ( 34... Bf6
35. Qa6 Be7 36. Qc4 $15 )35. h4 { White threatens to win material: h4xg5}  (
35. a6 g4 $15 )35... f4 { Black threatens to win material: f4xe3}  36. Qe4+ (
36. Bf2 gxh4 37. gxh4 Kh8 $15 )36... Kg8 37. Bf2 a6 38. hxg5 hxg5 39. Qg6 c4 (
39... Rc6 $5 40. Qe4 Rdd6 $15 )40. Qxa6 ( { Not } 40. Qxg5 e4 41. Qxf4 exd3 $15
)40... e4 $4 { forfeits the advantage.}  ( 40... fxg3 41. Bxg3 Rc6 42. Qa8+ Rc8
43. Qa6 $11 )41. dxc4 $4 { with this move White loses his initiative}  ( 41.
dxe4 $142 { would have given White the upper hand}  41... Rxd2 42. Rxd2 $18
)41... Rxd2 $11 42. Rxd2 { White has new passed pawns: b2+c4. Black has a new
passed pawn: e4}  42... Qh3 ( 42... Qg4 $142 43. Qb7 e3 44. Qd5+ Kf8 45. Qd6+
Kg8 46. Qd5+ Kf8 47. Qd6+ Kg8 48. Qd5+ $11 )43. gxf4 $4 { throwing away the
advantage}  ( 43. Qd6 $5 $142 e3 44. Qd5+ Kf8 45. Bxe3 Qxg3+ 46. Kh1 Qh3+ 47.
Rh2 Qxe3 48. Qf5+ Ke7 49. Qxc8 Qc1+ 50. Kg2 Qxb2+ 51. Kg1 Qb1+ 52. Kg2 Qb2+ 53.
Kh1 Qb1+ 54. Kg2 Qb2+ $11 )43... Qg4+ { Black forks: f4+g1}  ( 43... e3 $5 $142
44. Qd6 exd2 ( 44... exf2+ $6 45. Rxf2 Qg3+ 46. Kf1 Qh3+ 47. Kg1 Qg3+ 48. Kf1
Qh3+ 49. Kg1 $11 )45. Qxd2 gxf4 46. Qd5+ Kh7 47. Qe4+ Kh8 $17 )44. Kf1 $11 gxf4
45. Qd6 Qh3+ 46. Kg1 ( 46. Ke2 Qh5+ 47. Kf1 Qh3+ 48. Ke2 Qf3+ 49. Kf1 Kh8 $11
)46... Qg4+ $4 { stumbles just before the finish line}  ( 46... e3 47. Qd5+ Kh7
48. Qe4+ Kh8 49. Bxe3 Qg3+ 50. Kf1 fxe3 51. Qh1+ Kg8 52. Qd5+ Kh8 53. Qh1+ Kg8
54. Qd5+ Kh8 55. Qh1+ $11 )47. Kf1 $11 { Twofold repetition}  47... Rf8 $4 {
Black lets it slip away}  ( 47... Qh3+ $142 { the rescuing straw}  48. Kg1 e3
49. Qd5+ Kh8 50. Bxe3 Qxe3+ 51. Kf1 Qh3+ 52. Qg2 Qe6 $11 )48. Qd5+ $18 Kh8 (
48... Rf7 { is not much help}  49. Qa8+ Bf8 50. Qxe4 $18 )49. Bc5 ( 49. Bd4
$142 { keeps an even firmer grip}  49... Qh3+ 50. Kg1 $18 )49... Rf6 ( 49...
Qh3+ { is still a small chance}  50. Kg1 Rg8 $18 )50. Rh2+ Rh6 51. Rxh6+ Bxh6
52. Bd4+ Bg7 53. Bxg7+ ( 53. Qa8+ $142 { nails it down}  53... Kh7 54. Qxe4+
Kg8 $18 )53... Kxg7 54. Qe5+ ( 54. Qxe4 { seems even better}  54... Qd1+ 55.
Kf2 Qb3 56. Qd4+ Kh7 $18 )54... Kg8 ( 54... Kf7 { doesn't do any good}  55.
Qxe4 Qh3+ 56. Ke2 Qh2+ 57. Kd1 Qxb2 58. Qxf4+ Kg8 59. Qg5+ Kf7 60. Qd5+ Kg7 61.
Qd7+ Kg8 62. Qc8+ Kg7 $18 )55. Qd5+ ( 55. Qxe4 Kf7 56. a6 Qd1+ 57. Kf2 Qd2+ 58.
Kf3 Qd1+ 59. Kxf4 Qd6+ 60. Kg5 Qf6+ 61. Kh5 Qxa6 62. Qh7+ Kf8 63. Qh6+ Qxh6+
64. Kxh6 $18 )55... Kg7 $11 56. Qxe4 { Following moves Cannot be read.. . . .
.}  ( 56. Qxe4 Kf7 57. a6 Qd1+ 58. Kf2 Qd2+ 59. Qe2 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.9"]
[White "Sorokina, Anastasia"]
[Black "Hacche, David J"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "2036"]
[ECO "B06"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "44"]
[WhiteElo "2201"]

{ B06: Modern Defence } 1. e4 g6 2. d4 Bg7 3. Nc3 a6 4. Be3 d6 5. Qd2 Nd7 6. Bc4
( 6. Rd1 b5 7. a4 b4 8. Nd5 a5 9. c4 e6 10. Nf4 Ngf6 11. f3 O-O 12. Nd3 Qe7 13.
Ne2 Ba6 14. b3 Bb7 15. g3 e5 16. d5 c6 17. dxc6 Bxc6 18. Bg2 Rfd8 19. O-O Ne8
20. f4 Nc5 { Blatny,P  ( 2512 ) -Bezold,M  ( 2508 ) /Pulvermuehle 2000/CBM
075/1/2-1/2  ( 75 )}  )6... e6 7. Nf3 $146 ( 7. a4 b6 8. Nge2 Bb7 9. O-O Ndf6
10. f3 h6 11. Nf4 Ne7 12. Nd3 g5 13. Nf2 Ng6 14. Rad1 Qe7 15. Rfe1 O-O 16. f4
gxf4 17. Bxf4 Nxf4 18. Qxf4 Nh7 19. Nh3 Kh8 20. Kh1 Rg8 21. Ne2 Raf8 {
Blazkova,P  ( 2214 ) -Zielinska,M  ( 2395 ) /Mallorca 2004/CBM 102 ext/0-1  (
79 )}  )( 7. Nge2 b5 8. Bb3 c5 9. a4 b4 10. Nd1 Ngf6 11. f3 O-O 12. Bf4 e5 13.
dxe5 dxe5 14. Bg5 a5 15. Ne3 Ba6 16. Bd5 Ra7 17. Ng4 Nb6 18. Nxe5 Nbxd5 19. Nc6
Qb6 20. Nxa7 Qxa7 21. exd5 Re8 { Rosenblum,P  ( 2044 ) -Dobosz,H  ( 2409 )
/Ditzingen 2006/CBM 112 ext/0-1  ( 35 )}  )7... h6 8. Rd1 Ne7 9. O-O { Black
has a cramped position. Black's piece can't move: c8}  9... b5 { Black
threatens to win material: b5xc4}  10. Bb3 Bb7 { Black is behind in
development.}  11. d5 { White wins space}  11... e5 12. Ne1 g5 ( 12... f5 13.
f3 $14 )13. g4 ( 13. Nd3 $5 $16 $142)13... Ng6 $11 14. Ne2 Nf6 15. f3 { Secures
e4+g4}  15... Nf4 16. Ng3 ( 16. h4 Nxe2+ 17. Qxe2 gxh4 $11 )16... Bc8 ( 16...
h5 17. Nf5 Bh6 18. Bxf4 gxf4 19. Qe2 $15 )17. h4 ( 17. Nf5 Rg8 $11 )17... gxh4
$15 18. Bxf4 exf4 19. Nf5 Bxf5 20. exf5 { Opposite coloured bishops appeared.} 
20... Nd7 21. Qxf4 ( 21. Nd3 Bd4+ 22. Kg2 h3+ 23. Kh1 Be3 $15 )21... Qg5 {
Black threatens to win material: Qg5xf4}  ( 21... Bxb2 22. Nd3 Bc3 23. Nf2 $17
)22. Nd3 $15 O-O  1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.10"]
[White "Saint, Andrew"]
[Black "Scott, Ronald"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2172"]
[ECO "A70"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "37"]
[WhiteElo "1934"]

{ A70: Modern Benoni: 6 e4 g6 7 Nf3 } 1. d4 Nf6 2. Nf3 c5 3. d5 e6 4. c4 exd5 5.
cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Bc4 ( 8. h3 a6 9. a4 Nbd7 10. Bd3 Nh5 11. O-O
Ne5 12. Be2 Nxf3+ 13. Bxf3 Qh4 14. Bxh5 gxh5 15. Qd3 Rg8 16. Kh1 Bd7 17. f4 c4
18. Qf3 Bd4 19. Be3 Rg3 20. Bxd4 Rxf3 21. Rxf3 O-O-O 22. f5 Re8 { Dziuba,M  (
2494 ) -Wojtaszek,R  ( 2606 ) /Warsaw 2005/CBM 110 ext/0-1  ( 34 )}  )8... O-O
9. O-O { White castles and improves king safety}  9... Re8 $146 ( 9... Bg4 10.
h3 ( 10. Qd3 Nbd7 11. a3 a6 12. Bf4 b5 13. Ba2 Re8 14. Nd2 Ne5 15. Bxe5 Rxe5
16. Rae1 Re7 17. f4 b4 18. axb4 cxb4 19. Ne2 Qb6+ 20. Kh1 Rae8 21. Ng3 h5 22.
f5 h4 23. fxg6 hxg3 24. gxf7+ Rxf7 { Bastion,G  ( 1720 ) -Asensio Lisan,T  (
2229 ) /Lyon 2005/CBM 105 ext/0-1}  )10... Bxf3 11. Qxf3 a6 12. a4 Nbd7 13. Qd1
Nb6 14. Be2 Re8 15. Qc2 Rb8 16. a5 Na8 17. Re1 Nc7 18. Bc4 b5 19. axb6 Rxb6 20.
Bf4 Rb4 21. b3 Nh5 22. Bh2 g5 23. e5 Nb5 24. Rxa6 {
Khalilbeili,S-Lomaja,T/Tbilisi 1957/MCD/1/2-1/2  ( 69 )}  )10. Re1 a6 {
Controls b5}  11. a4 { Black has a cramped position}  11... Bg4 12. h3 Bxf3 13.
Qxf3 { White has the pair of bishops}  13... Nbd7 14. Qe2 ( 14. Qd1 Rc8 $14
)14... Nh5 15. g4 Nhf6 16. Bf4 { White threatens to win material: Bf4xd6}  (
16. Bd3 Qa5 $14 )16... Ne5 $11 17. Bg3 ( 17. Bxe5 Rxe5 18. f4 Re8 $11 )17...
Qb6 { White has an active position}  ( 17... Nxc4 $5 18. Qxc4 Nd7 $11 )18. a5
$14 { White threatens to win material: a5xb6}  18... Qc7 19. Ra2 { Following
moves unknown.}   0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.11"]
[White "Wedding, Robin"]
[Black "Wright, Neil S"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2141"]
[ECO "B22"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "50"]
[WhiteElo "1856"]

{ B22: Sicilian: 2 c3 } 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. d4 cxd4 6.
cxd4 d6 7. Nc3 Bd7 { The bishop intends Bc8-d7-c6-d5}  ( 7... dxe5 8. dxe5 Nxc3
9. Qxd8+ Kxd8 10. bxc3 h6 11. Nd4 a6 12. Be2 Kc7 13. O-O Nc6 14. Nxc6 Kxc6 15.
Rb1 Bc5 16. Rd1 Rb8 17. c4 b6 18. Rb3 Bb7 19. Rbd3 Rbf8 20. Rd7 Bd4 21. R1xd4 {
1-0 Mutafov,K  ( 2173 ) -Denson,N  ( 1913 ) /Dos Hermanas 2004/CBM 099 ext} 
)8. Bd3 Bc6 9. O-O Nd7 10. Nxd5 $146 ( 10. Re1 Be7 11. exd6 Bxd6 12. Ne4 Be7
13. a3 h6 14. Ne5 Nxe5 15. dxe5 Qc7 16. Ng3 Bc5 17. Qg4 O-O-O 18. b4 h5 19. Qc4
Nb6 20. Qxc5 Rxd3 21. Qc2 Rhd8 22. Bg5 f6 23. exf6 gxf6 24. Bxf6 Rd2 {
Maskova,J  ( 2230 ) -Palatkova,E  ( 2040 ) /Prague 1990/TD/1-0}  )( 10. exd6
Bxd6 11. Ne4 Be7 12. Re1 h6 13. a3 O-O 14. Ne5 Rc8 15. h4 f5 16. Ng6 fxe4 17.
Nxf8 Nxf8 18. Rxe4 Nf6 19. Re5 Bd6 20. Re1 Bc7 21. Bc4 Qd6 22. g3 Bb6 23. Bf4
Qxd4 24. Qxd4 Bxd4 { Alfred,N  ( 2247 ) -Nemeth,Z  ( 2361 ) /Budapest 2002/CBM
087 ext/0-1  ( 39 )}  )10... Bxd5 { A comfortable square for the black bishop} 
11. Bf4 { Black has a cramped position}  11... Qb6 12. exd6 ( 12. a4 $5 $14 {
is interesting} )12... Bxd6 $11 13. Bxd6 Qxd6 14. Bb5 ( 14. Re1 O-O $11 )14...
O-O $15 { Black castles and improves king safety}  15. Re1 Rac8 16. Ne5 { White
threatens to win material: Ne5xd7}  16... Nf6 17. Qe2 Rfd8 18. Bd3 Rc7 19. Qd2
h6 20. Re3 Bc6 21. Rg3 ( 21. Rd1 $5 $15 { is worthy of consideration} )21...
Kf8 $17 22. Nxc6 Rxc6 23. Rc1 Qxd4 24. b4 $4 { causes further problems for ?} 
( 24. Rxc6 $142 bxc6 25. Qc2 $17 )24... Ne4 $19 25. Qf4 ( 25. Rxc6 { there is
nothing better in the position}  25... bxc6 26. Qe1 Nxg3 27. Bc2 $19 )25...
Nxg3 ( 25... Nxg3 26. hxg3 Qxf4 27. gxf4 Rxc1+ 28. Bf1 Rdd1 $19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.12"]
[White "Ayris, Tony"]
[Black "Mdinaradze, Edgar"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1896"]
[ECO "B08"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "94"]
[WhiteElo "2094"]

{ B08: Pirc Defence: Classical System } 1. e4 d6 2. d4 g6 3. Nf3 Bg7 4. Nc3 Nf6
5. Be2 Nc6 6. h3 a6 7. a4 O-O 8. Be3 d5 $146 ( 8... e5 9. dxe5 ( 9. O-O exd4
10. Nxd4 Re8 ( 10... Nxd4 11. Bxd4 Bd7 12. Re1 Bc6 13. Bd3 Qd7 14. Qf3 Nh5 15.
Bxg7 Nxg7 16. Qe3 Rae8 17. Qd2 Qd8 18. b4 Qh4 19. b5 axb5 20. axb5 Bd7 21. Bf1
Nh5 22. e5 Rd8 23. Ra4 Qe7 24. Nd5 Qe6 25. Nxc7 { Schoenberger,P  ( 2199 )
-Bley,M  ( 1765 ) /Hamburg 2005/CBM 108 ext/1-0}  ) 11. Nxc6 bxc6 12. Bf3 Rb8
13. Rb1 Rb4 14. Qd2 c5 15. Rfd1 Bd7 16. b3 Qc8 17. Bg5 Be6 18. Bxf6 Bxf6 19.
Nd5 Bxd5 20. exd5 Ree4 21. Qc1 Qf5 22. Rd4 Bxd4 23. Qd2 Qe5 { Ye Jiangchuan  (
2500 ) -Ehlvest,J  ( 2620 ) /Luzern 1989/CBM 016/1/2-1/2}  )9... dxe5 ( 9...
Nxe5 10. Nxe5 dxe5 11. Qxd8 Rxd8 12. Bc4 Bd7 { 1/2-1/2 Fransson,P  ( 2260 )
-Hoi,C  ( 2415 ) /Gausdal 1990/TD}  )10. O-O Be6 11. Ng5 Nd4 12. Nxe6 Nxe6 13.
Bc4 Nd4 14. Bg5 h6 15. Bxf6 { 1/2-1/2 Darga,K  ( 2470 ) -Davies,N  ( 2460 )
/Germany 1987/GER-chT}  )( 8... e5 9. dxe5 dxe5 10. Bc5 $11 )9. e5 { White wins
space}  9... Ne4 ( 9... Ne8 10. h4 h5 11. Qd2 $14 )10. Nxe4 $16 dxe4 11. Ng5 f5
( 11... Nb4 12. O-O $16 )12. Bc4+ Kh8 13. Nf7+ Rxf7 14. Bxf7 e6 15. d5 exd5 16.
Bxd5 Nxe5 17. O-O c6 18. Bxe4 Qe8 ( 18... Be6 $5 19. Bd3 Nxd3 20. cxd3 Qd7 $16
)19. Bd3 $18 Be6 20. Qe2 ( 20. Bd4 Rd8 21. Bxe5 Bxe5 $18 )20... Nxd3 21. cxd3
Qd7 22. Rfe1 Bg8 ( 22... Re8 $18)23. Bf4 Rd8 24. Be5 Qf7 25. Bxg7+ Qxg7 26. Qe7
Rd7 27. Qxg7+ ( 27. Qa3 $5 g5 $18 )27... Kxg7 28. Re8 Bf7 29. Rb8 Kf6 30. a5
Ke5 31. Ra4 c5 ( 31... Rxd3 32. Rxb7 Rd1+ 33. Kh2 $18 )32. f4+ Kd6 33. Rc8 Bd5
34. Ra3 Re7 35. Kf2 Bc6 36. Ra1 Kd7 ( 36... c4 37. Rd8+ Kc7 38. Rd4 cxd3 39.
Rxd3 $18 )37. Rh8 Kc7 38. Rc1 Rd7 ( 38... b6 $18)39. Rxc5 Rxd3 40. Rxh7+ Kd6
41. Rc2 Rd4 42. g3 ( 42. Kg3 { seems even better}  42... Be4 43. Rcc7 Rb4 44.
Rhd7+ Ke6 $18 )42... Rd3 ( 42... Be4 43. Rc3 $18 )43. Rc3 Rd2+ 44. Ke3 Rxb2 45.
Rg7 Be8 46. Rc8 Bc6 47. Rxg6+ Kc5  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.13"]
[White "Cloudsdale, Colin"]
[Black "Zaric, Srboljub"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2144"]
[ECO "B28"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "76"]
[WhiteElo "1929"]

{ B28: Sicilian: 2 Nf3 a6  ( O'Kelly Variation ) } 1. e4 c5 2. Nf3 a6 3. g3 Nc6
4. Bg2 g6 5. d3 Bg7 6. O-O e5 ( 6... e6 7. Nbd2 Nge7 8. Re1 d6 9. c3 O-O 10.
Nf1 b5 11. Be3 Bb7 12. h4 Rc8 13. Qd2 Re8 14. N1h2 Ne5 15. Nxe5 dxe5 16. Bh6
Bh8 17. Ng4 Nc6 18. h5 Qe7 19. hxg6 hxg6 20. Bf3 Red8 21. Kg2 { Zak,U  ( 2117 )
-Epure,C  ( 2131 ) /Herceg Novi 2005/CBM 108 ext/1/2-1/2  ( 50 )}  )7. Be3 $146
( 7. Nc3 Nge7 8. Nh4 O-O 9. f4 f6 10. Be3 d6 11. f5 g5 12. Nf3 h6 13. g4 Nd4
14. Nd2 Bd7 15. Nd5 Ba4 16. b3 Be8 17. a4 b6 18. c3 Ndc6 19. b4 Bf7 20. b5 Nb8
21. bxa6 Rxa6 { Minic,D  ( 2475 ) -Gerusel,M  ( 2440 ) /Mannheim 1975/MCD/1-0 
( 42 )}  )7... d6 { Secures c5}  8. c3 { Prevents intrusion on b4+d4}  8... Qb6
( 8... Nge7 9. Nh4 $14 )9. Nbd2 ( 9. b4 $5 $16)9... Qc7 $14 10. a4 b6 ( 10...
Nge7 11. Qc2 $14 )11. Nh4 ( 11. b4 Nf6 $16 )11... Nge7 12. f4 exf4 13. gxf4 ( {
Less advisable is } 13. Rxf4 g5 14. Rxf7 Kxf7 15. Qh5+ Ng6 16. Rf1+ Kg8 $15 )(
13. Bxf4 $6 Be6 $14 )13... f5 14. Qf3 ( 14. Qb3 Na5 15. Qa2 Rf8 $16 )14... fxe4
15. dxe4 O-O 16. Qg3 Kh8 17. Rad1 Be6 18. Ndf3 Bb3 { Black threatens to win
material: Bb3xd1}  19. Rd2 d5 $2 ( 19... Na5 20. Rdf2 Nc4 $16 )20. Ng5 $4 {
White lets it slip away}  ( 20. exd5 $142 { and White gets the upper hand} 
20... Nxd5 21. Nxg6+ hxg6 22. Rxd5 Bxd5 23. Qh3+ Bh6 24. Qxh6+ Kg8 25. Rd1 Bxf3
26. Bxf3 $18 )20... d4 $15 21. cxd4 cxd4 { Black has a new passed pawn: d4.
Black has an active position.}  22. Bf2 ( 22. e5 dxe3 23. Qxe3 Bxe5 24. fxe5
Rxf1+ 25. Kxf1 Rf8+ 26. Ngf3 Bxa4 $11 )22... Qxf4 $17 23. Qxb3 ( 23. Qxf4 $5
$142 Rxf4 24. Nhf3 $15 )23... Qxg5 $19 ( 23... Qxd2 $6 24. Nhf3 Qb4 25. Qxb4
Nxb4 26. Ne6 $17 )24. Be1 Rxf1+ 25. Kxf1 Rf8+ 26. Kg1 ( 26. Rf2 Rxf2+ 27. Bxf2
Qc1+ 28. Be1 $19 )26... Qe3+ ( 26... Ne5 $5 $142 27. Rxd4 N5c6 $19 )27. Qxe3
$17 dxe3 28. Re2 Rd8 ( 28... g5 29. Nf5 Nxf5 30. exf5 $17 )29. Nf3 ( 29. Rxe3
Bd4 30. Bc3 Bxc3 31. Rxc3 Rd1+ 32. Bf1 Re1 $17 )29... Rd3 $17 30. Bh3 ( 30. Kf1
b5 31. axb5 axb5 $17 )30... Ne5 31. Nxe5 Bxe5 32. Be6 b5 33. axb5 axb5 34. Kg2
Nc6 35. Rc2 Nd4 36. Rc8+ $2 ( 36. Rc5 $142 Bd6 37. Rc8+ Kg7 38. Bg4 $17 )36...
Kg7 37. Bd5 ( 37. Bg4 h5 38. Bf3 $19 )37... Rd2+ $1 { an unexpected blow}  38.
Kf1 ( 38. Bxd2 exd2 { Passed pawn}  )38... Rxh2 ( 38... Rxh2 39. Rc3 Rh1+ 40.
Kg2 Rxe1 41. Rxe3 Rxe3 $19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.14"]
[White "Lin, Zhigen Wilson"]
[Black "Rigo, Bernard"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1827"]
[ECO "B30"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "60"]
[WhiteElo "2097"]

{ B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6 } 1. e4 c5 2. Nf3 Nc6 3. Bb5
e6 4. Bxc6 bxc6 5. d3 Ne7 6. Qe2 Qc7 7. e5 ( 7. Ng5 Ng6 8. f4 c4 9. dxc4 Ba6
10. b3 Bc5 11. e5 d5 12. exd6 Bxd6 13. O-O O-O-O 14. Nc3 Rhe8 15. Nce4 Bf8 16.
Nxh7 Bb4 17. a3 Ba5 18. Nhg5 Bb6+ 19. Be3 f6 20. Nh3 c5 21. Qg4 Ne7 { Anand,V 
( 2779 ) -Radjabov,T  ( 2728 ) /Mainz 2006/CBM 114/1-0  ( 57 )}  )7... f6 $146
( 7... Nf5 8. Bd2 Be7 9. Bc3 O-O 10. Nbd2 Bb7 11. Rg1 d5 12. exd6 Nxd6 13. Qe5
f6 14. Qxe6+ Kh8 15. O-O-O Nb5 16. Ne4 Rad8 17. Rge1 Bc8 18. Qc4 Rd5 19. a4 a6
20. axb5 axb5 21. Qa2 Bg4 22. b3 { Prokopchuk,E  ( 2489 ) -Sherbakov,R  ( 2559
) /Novgorod 1999/CBM 069 ext/1-0  ( 48 )}  )( 7... Ng6 8. h4 ( 8. b3 Be7 9. Bb2
O-O 10. Nbd2 f6 11. Nc4 Nf4 12. Qd2 fxe5 13. Bxe5 Nxg2+ 14. Kf1 d6 15. Kxg2
dxe5 16. Nfxe5 Ba6 17. Rae1 Bxc4 18. Nxc4 Rf6 19. Rhf1 Raf8 20. Re4 Bd6 21.
Nxd6 Qxd6 22. f3 Rg6+ { Hasangatin,R  ( 2485 ) -Annageldyev,O  ( 2458 )
/Alushta 2004/CBM 103/0-1  ( 57 )}  )8... f6 9. exf6 gxf6 10. h5 Ne7 ( 10...
Nf4 11. Bxf4 Qxf4 12. Rh4 Qc1+ 13. Qd1 Qxb2 14. Nbd2 d5 15. Rb1 Qxa2 16. c3 Qa5
17. Ra4 Qc7 18. Qb3 Bd6 19. g3 O-O 20. Rg4+ Kh8 21. h6 Rf7 22. Qa4 e5 23. Rg7
Rxg7 24. hxg7+ Kxg7 25. Ke2 { Valickova,P  ( 1997 ) -Hernandez,H  ( 2458 )
/Ortigueira 2005/CBM 107 ext/0-1  ( 38 )}  )11. Nh4 d5 12. f4 Rg8 13. Nd2 Bh6
14. f5 Qg3+ 15. Kd1 Bxd2 16. Bxd2 e5 17. b4 Nxf5 18. Nxf5 Bxf5 19. Kc1 c4 20.
Qf1 Rg5 21. Kb2 cxd3 22. Bxg5 { Crosa,M  ( 2405 ) -Matsuura,E  ( 2445 ) /Sao
Paulo 2006/CBM 114 ext/0-1}  )8. exf6 ( 8. Na3 fxe5 9. Nxe5 g6 $11 )8... gxf6
$15 9. Nc3 d5 10. Nh4 Ng6 11. Qh5 Rg8 12. Nxg6 hxg6 13. Qe2 g5 14. b3 Bd6 {
Black threatens to win material: Bd6xh2}  ( 14... Rh8 15. h3 $17 )15. Qh5+ Qf7
16. Qxf7+ Kxf7 { Black loses the right to castle}  17. Na4 c4 18. dxc4 dxc4 19.
Be3 Ba6 ( 19... e5 $5 $15)20. O-O-O Rgd8 21. Rhe1 cxb3 22. cxb3 ( 22. axb3 Ba3+
( 22... Bxh2 $143 23. Nc5 Rxd1+ 24. Rxd1 $14 )23. Kb1 Bb4 24. Rxd8 Rxd8 $11
)22... Ba3+ 23. Kc2 Bb5 ( 23... Bb4 24. Rh1 $11 )24. Nc3 ( 24. Bc5 Bxa4 25.
Bxa3 Bb5 $11 )24... a5 25. Bb6 Rdb8 ( 25... Rxd1 26. Rxd1 a4 27. Nxa4 Bxa4 28.
bxa4 Rxa4 29. Rd7+ Be7 30. Kc3 $14 )26. Bc7 { White threatens to win material:
Bc7xb8}  ( 26. Rd7+ Ke8 27. Rh7 Rxb6 28. Rxe6+ Kf8 $11 )26... Rb7 $11 { Black
threatens to win material: Rb7xc7}  27. Rd7+ ( { Worse is } 27. Nxb5 cxb5 28.
Bd6 Rc8+ 29. Kb1 b4 $17 )27... Be7 28. Ne4 ( 28. Nxb5 $2 { is no good}  28...
cxb5 29. Kb1 Ke8 $19 )28... Kf8 29. Nd6 ( 29. Nxf6 c5 30. Nh7+ ( 30. Rxe6 $143
Bxd7 31. Nxd7+ Ke8 $17 )30... Ke8 31. Rxe7+ Kxe7 32. Bg3 $15 )29... Rxc7 $1 $17
{ Deflection: c7}  30. Rxc7 Bxd6  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.15"]
[White "Brown, Andrew"]
[Black "Goldsmith, Alan D"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2081"]
[ECO "D08"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "54"]
[WhiteElo "1915"]

{ D08: Albin Counter Gambit } 1. d4 d5 2. c4 e5 3. dxe5 d4 4. a3 Nc6 5. Nf3 Bg4
6. Bf4 f6 ( 6... Qe7 7. Nbd2 O-O-O 8. h3 Bxf3 9. Nxf3 f6 10. e6 Qxe6 11. g4 h5
12. g5 Nge7 13. h4 f5 14. Qd3 Ng6 15. Bg3 Bd6 16. Bh3 Rhf8 17. O-O Kb8 18. b4
Nf4 19. Bxf4 Bxf4 20. Kg2 g6 21. Rfd1 { Zhukova,N  ( 2471 ) -Sagalchik,G  (
2487 ) /playchess.com INT 2004/CBM 099 ext/1-0  ( 77 )}  )7. exf6 Qxf6 8. Bg5
$146 { White threatens to win material: Bg5xf6}  ( 8. Bxc7 Qe7 9. Bg3 O-O-O 10.
Nbd2 Nf6 11. Qa4 Ne4 12. Nxe4 Qxe4 13. Nd2 Qe8 14. O-O-O Bf5 15. b4 Bd6 16.
Bxd6 Rxd6 17. c5 Rd5 18. g3 Qe5 19. Qb3 Na5 20. Qb2 Rxc5+ 21. bxc5 Qxc5+ 22.
Nc4 Qxc4+ { Zuse,K  ( 2333 ) -Richter,G  ( 2243 ) /Walldorf 2006/CBM 111
ext/0-1}  )( 8. Bxc7 $5 $142 Bd6 9. Bxd6 Qxd6 10. Nbd2 $16 )8... Qg6 9. Nbd2
Be7 10. Bxe7 Ngxe7 { White has a cramped position. White's piece can't move:
f1}  11. h3 { White threatens to win material: h3xg4}  11... Be6 12. g3 Nf5 {
White has a cramped position}  ( 12... Rd8 13. Bg2 $11 )13. Qc2 $14 { Black has
an active position}  13... O-O-O 14. g4 d3 ( 14... Nh4 $1 { should be
considered}  15. Qxg6 Nxg6 $14 ( 15... hxg6 $143 16. Nxh4 Rxh4 17. Bg2 $16
))15. gxf5 $16 Bxf5 ( 15... dxc2 $4 { Black will choke on that}  16. fxg6 Bf5
17. h4 $18 )16. Qc3 $4 { forfeits the advantage}  ( 16. exd3 $142 Rhe8+ 17. Kd1
Bxd3 18. Bxd3 Rxd3 19. Re1 $18 )16... dxe2 $15 17. Bxe2 Rhe8 18. O-O-O ( 18.
Kd1 $5 Rxe2 19. Kxe2 $15 )18... Rxe2 $17 19. Rhg1 Qe8 ( 19... Qe6 $17 $142)20.
Rge1 $2 ( 20. Qxg7 $142 Rxf2 21. Rde1 $17 )20... Rd3 $19 21. Qxg7 Bg6 ( 21...
Nd4 22. Nxd4 Rxe1 23. Nxf5 Rxd2 24. Kxd2 Qe2+ 25. Kc3 Rxd1 $19 ( 25... Qxd1
$143 26. Ne7+ Kd8 27. Nd5 Qf3+ 28. Kb4 Qxf2 29. Qxc7+ Ke8 30. b3 $18 ))22. Rxe2
$15 Qxe2 23. Re1 Qxf2 24. Rf1 Qe3 25. Re1 ( 25. Qf6 Rd8 $17 )25... Qc5 ( 25...
Qf4 $5 26. Qh8+ Rd8 $17 )26. Qg8+ Rd8 { Black threatens to win material:
Rd8xg8}  27. Qe6+ Kb8  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.16"]
[White "Jackson, Ralph E"]
[Black "Peake, Michael"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1774"]
[ECO "D05"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "76"]
[WhiteElo "1938"]

{ D05: Colle System with ...e6 } 1. d4 d5 2. Nf3 e6 3. e3 Nf6 4. Bd3 c5 5. b3
Nc6 6. O-O Be7 7. Bb2 Qc7 ( 7... a5 8. c4 cxd4 9. exd4 a4 10. Nbd2 O-O 11. c5
axb3 12. axb3 Rxa1 13. Qxa1 Nd7 14. Rd1 e5 15. dxe5 Nxc5 16. Qb1 Nxd3 17. Qxd3
Be6 18. Qb5 Qb8 19. Nf1 Rd8 20. Ne3 Qa7 21. Nd4 Bc5 22. Nec2 { Jovanic,O  (
2424 ) -Medancic,R  ( 2275 ) /Porec 2003/CBM 097 ext/1/2-1/2  ( 31 )}  )8. Nbd2
$146 ( 8. a3 b6 9. Nbd2 Bb7 10. Qe2 cxd4 ( 10... O-O 11. Rfe1 Rfd8 12. Rac1
Rac8 13. c4 cxd4 14. exd4 Qf4 15. c5 bxc5 16. dxc5 a5 17. Ne5 Ne4 18. Ndf3 Nxc5
19. Rxc5 Bxc5 20. Bc1 Nd4 21. Nxd4 Qxd4 22. Bxh7+ Kxh7 23. Qh5+ Kg8 24. Qxf7+
Kh8 { 1/2-1/2 Rubinetti,J  ( 2450 ) -Salazar Jacob,H  ( 2380 ) /Manila 1992/TD}
 )11. exd4 h5 12. Ne5 Bd6 13. Rac1 Ng4 14. f4 O-O-O 15. c4 dxc4 16. Bxc4 Kb8
17. Bb5 Bxe5 18. fxe5 f5 19. h3 Nh6 20. Qc4 Rc8 21. Qxe6 Qe7 22. Rxc6 { 1-0
Westerman,H  ( 2156 ) -Thurlow,K  ( 2185 ) /St Helier 2002/CBM 086 ext}  )( 8.
c4 cxd4 9. exd4 O-O 10. Nc3 dxc4 11. bxc4 b6 12. Rc1 Ba6 13. Nb5 Qb7 14. a4
Rac8 15. d5 Bxb5 16. axb5 Nb4 17. d6 Bxd6 18. Bxf6 gxf6 19. Bxh7+ Kxh7 20. Qxd6
Rg8 21. Qf4 Rg6 22. Rfd1 Rcg8 { McKay,R  ( 2375 ) -Gourlay,I  ( 2248 )
/Stirling 2002/CBM 089 ext/1/2-1/2  ( 34 )}  )8... Bd7 ( 8... cxd4 9. Nxd4 ( 9.
Bxd4 $2 e5 $19 )9... e5 10. Nb5 $11 )9. Ne5 ( 9. dxc5 O-O $16 )9... cxd4 $11
10. exd4 O-O 11. a3 { Controls b4}  11... Rac8 12. f4 h6 13. g4 ( 13. Rb1 a5
$16 )13... Nxe5 14. fxe5 Nh7 15. Qe1 Qd8 16. Nf3 Ng5 17. Bc1 ( 17. Nxg5 $5 $142
{ looks like a viable alternative}  17... Bxg5 18. a4 $14 )17... Nxf3+ $15 18.
Rxf3 Bg5 ( 18... Qb6 19. Bb2 $11 )19. Rh3 ( 19. Be3 a6 $14 )19... f6 $11 {
Covers g5}  20. Bxg5 fxg5 21. Rg3 Rf4 { Menacing}  22. c3 ( 22. Qb4 $5 $11 { is
worth consideration} )22... Qb6 $15 { Black threatens to win material: Qb6xb3} 
23. Qe3 ( 23. Qd2 Qxb3 24. Bc2 Qc4 $15 )23... Rcf8 ( 23... Qxb3 $5 24. Qd2 Rcf8
$17 )24. b4 { White has a new backward pawn: c3}  24... Bb5 25. a4 Bxd3 26.
Qxd3 Qc7 27. Re1 ( 27. Kh1 Rf2 $15 )27... Qf7 $17 28. a5 ( 28. Kh1 Rf2 29. Reg1
Qf4 $17 )28... Rxg4 $1 { Deflection: e1}  29. Rf1 $4 { but even a better move
would not have saved the game}  ( 29. Rxg4 Qf5 { Double attack}  ( 29... Qf2+ {
Deflection} )( 29... Qf5 { Decoy} ))( 29. -- Qf2+ { Mate threat}  )29... Rxg3+
$19 30. hxg3 Qxf1+ 31. Qxf1 Rxf1+ 32. Kxf1 g4 33. Ke2 Kf7 34. Kd3 g5 ( 34... h5
$5 $142 { makes it even easier for Black}  35. b5 $19 )35. c4 dxc4+ 36. Kxc4
Ke7 37. d5 exd5+ 38. Kxd5 h5 ( 38... h5 39. b5 h4 40. gxh4 gxh4 $19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.17"]
[White "Stojic, Svetozar"]
[Black "Szuveges, Narelle"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1702"]
[ECO "B01"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "51"]
[WhiteElo "1919"]

{ B01: Scandinavian Defence } 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bd2
c6 6. Nf3 Bg4 7. h3 Bh5 8. Bc4 e6 9. Qe2 Be7 10. O-O-O Qc7 11. g4 Bg6 12. Ne5
Nbd7 13. h4 $146 ( 13. f4 Nxe5 14. dxe5 Nd7 15. Rhf1 h6 16. f5 Bh7 17. fxe6
fxe6 18. Bxe6 O-O-O 19. Rf7 Rhe8 20. Rxg7 Bf8 21. Rxh7 Rxe6 22. Bf4 Qa5 23. Qc4
Nc5 24. Rxd8+ Qxd8 25. a4 Qe8 26. b4 Nd7 27. Qd4 b6 { Lim Kian Hwa  ( 2106 )
-Chan Tze Wei  ( 2039 ) /Kuala Lumpur 2005/CBM 108 ext/0-1  ( 81 )}  )13...
Nxe5 $2 ( 13... b5 $5 $142 14. Bf4 Nxe5 15. Bxe5 Qc8 $18 )14. dxe5 $18 ( 14.
Qxe5 $2 Qxe5 15. dxe5 Nxg4 $19 )14... Nd7 ( 14... Nxg4 15. Qxg4 Qxe5 16. Bf4
$18 )15. h5 Bxc2 16. Kxc2 Nxe5 ( 16... b5 17. Bb3 Nc5 $18 )17. Bf4 Bd6 ( 17...
f6 $18 { is the last straw} )18. Rxd6 $1 { Decoy: d6}  18... Qxd6 19. Qxe5 (
19. Bxe5 $142 { and White has prevailed}  19... Qe7 20. h6 f6 21. hxg7 Qxg7 $18
)19... Qxe5 20. Bxe5 f6 ( 20... b5 { does not win a prize}  21. Bd3 f6 22. Bd4
$18 )21. Bf4 ( 21. Bd6 { might be the shorter path}  21... Rd8 22. Ne4 b5 23.
Bxe6 Rxd6 24. Nxd6+ Ke7 $18 )21... e5 22. Be3 Ke7 ( 22... b5 { a last effort to
resist the inevitable}  23. Bb3 h6 $18 )23. Bc5+ Ke8 24. Rd1 ( 24. h6 { keeps
an even firmer grip}  24... gxh6 25. Ne4 Kd7 26. Rxh6 Rad8 $18 )24... b6 25.
Bd6 Rd8 26. Be6  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.18"]
[White "Garcia-Blanco, Miguel"]
[Black "Hoile, Robert"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "1904"]
[ECO "A29"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "43"]
[WhiteElo "1699"]

{ A29: English Opening: Four Knights Variation with 4 g3 } 1. c4 e5 2. Nc3 Nf6
3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. O-O Be7 8. d3 O-O 9. Be3 Be6 10.
Rc1 f6 11. a3 ( 11. Ne4 Qd7 12. Bc5 Rad8 13. a3 f5 14. Ned2 e4 15. Ne1 Rfe8 16.
b4 Bf6 17. Qc2 Ne5 18. d4 Ng4 19. Bxb6 axb6 20. e3 c5 21. h3 Nxe3 22. fxe3 cxd4
23. Nb1 Bg5 24. Rd1 Bxe3+ 25. Kh2 d3 { Gashimov,V  ( 2579 ) -Graf,A  ( 2630 )
/Dubai 2003/CBM 093 ext/0-1  ( 49 )}  )11... Qd7 ( 11... Nd5 12. Nxd5 Bxd5 13.
Qa4 Qd7 14. Bc5 Rfd8 15. Bxe7 Nxe7 16. Qxd7 Rxd7 17. Bh3 Rd6 18. Rxc7 Kf8 19.
Nd2 Rb6 20. b4 a5 21. Nc4 Bxc4 22. Rxc4 axb4 23. axb4 Nc6 24. Rb1 Ra2 25. Kf1
Nd4 26. Bg2 { Baeuml,U  ( 2080 ) -Walter,M  ( 1698 ) /Nuremberg 2006/CBM 114
ext/1-0  ( 33 )}  )12. Re1 Nd5 $146 ( 12... Nd4 13. b4 Nxf3+ 14. Bxf3 c6 15.
Ne4 Bd5 16. Qc2 Rfd8 17. Bc5 Qe6 18. Bg2 Nd7 19. Be3 a5 20. Nc5 Nxc5 21. bxc5
Bb3 22. Bh3 Qd5 23. Qc3 Qf7 24. a4 Bxa4 25. Ra1 Qb3 26. Qd2 Bb5 27. Reb1 {
Heck,N  ( 2308 ) -Schnabel,M  ( 2121 ) /Bad Zwesten 2004/CBM 098 ext/1/2-1/2  (
63 )}  )13. Nxd5 Bxd5 ( 13... Qxd5 $2 14. Nd4 Qd6 15. Nxc6 ( 15. Bxc6 $143 bxc6
16. Rxc6 Qd7 17. Rxc7 Qxc7 18. Nxe6 Qb7 19. Nxf8 Kxf8 $18 )15... bxc6 16. Rxc6
$18 )14. Bc5 Bxc5 15. Rxc5 Nd4 $4 { throwing away the advantage}  ( 15... Qd6
$142 { the rescuing straw}  16. Qc1 Nd8 $11 )16. Nxe5 $1 $18 { Decoy: e5} 
16... fxe5 17. Bxd5+ Kh8 18. Bg2 ( 18. e3 Ne6 19. Bxe6 Qxe6 20. Rxc7 b6 $18
)18... Qf5 $2 ( 18... Qd6 19. Rc4 $18 )19. Rf1 ( 19. f4 { and White can already
relax}  19... Rae8 20. e3 b6 $18 )19... c6 $2 ( 19... Qh5 20. h3 c6 $18 )20. b4
$4 { White loses the upper hand}  ( 20. f4 $18 $142 { makes sure everything is
clear} )20... Rae8 ( 20... Qh5 21. Kh1 $16 )21. Rc1 ( 21. f4 $5 $142 Qh5 22. e3
Ne2+ 23. Kf2 Qxh2 24. Qxe2 exf4 25. gxf4 Rxf4+ 26. Ke1 Rxf1+ 27. Bxf1 ( 27.
Kxf1 $6 Rf8+ 28. Ke1 Qh4+ 29. Kd1 Rf2 $11 )27... Qh4+ 28. Qf2 Rxe3+ 29. Be2 $18
)21... Rf6 ( 21... Qg4 $5 22. e3 Nf3+ 23. Bxf3 Rxf3 $16 )22. e3 $16  1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.19"]
[White "McColl, Kevin"]
[Black "Ajith, Chol Solomon"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1430"]
[ECO "C44"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "60"]
[WhiteElo "1900"]

{ C44: Ponziani Opening and Scotch Gambit } 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4.
Bc4 Bb4+ 5. c3 dxc3 6. bxc3 Ba5 7. O-O d6 8. Ng5 ( 8. Qb3 Qe7 9. Re1 ( 9. e5
dxe5 10. Ba3 Qf6 11. Nbd2 Nh6 12. Rae1 Bb6 13. Nxe5 Nxe5 14. Qb5+ Bd7 15. Rxe5+
Kd8 16. Qd5 c6 17. Qe4 Re8 18. Rxe8+ Bxe8 19. Nf3 Kc7 20. Bc1 Nf5 21. Rd1 Bc5
22. Bg5 Nd6 23. Rxd6 { 1-0 Ker,A  ( 2330 ) -Davies,G/Queenstown 2006/CBM 110
ext}  )9... Bb6 10. e5 Nxe5 11. Nxe5 dxe5 12. Ba3 c5 13. Bb5+ Kf8 14. c4 Nf6
15. Bb2 Bc7 16. f4 e4 17. Nc3 Bf5 18. Ne2 h5 19. Ng3 Bg6 20. Rad1 Bxf4 21. Bxf6
gxf6 22. Rd7 Qe6 { Tomilova,E  ( 2229 ) -Malicheva,P  ( 2349 ) /Sochi 2004/CBM
100 ext/0-1  ( 50 )}  )8... Ne5 $146 ( 8... Nh6 9. Qd5 O-O 10. Be3 Bb6 11. Kh1
Qf6 12. h3 Ne7 13. Qd3 c6 14. e5 Qg6 15. Qxg6 hxg6 16. exd6 Nef5 17. Nf3 Nxd6
18. Nbd2 Re8 19. Rad1 Nxc4 20. Nxc4 Bf5 21. Nxb6 axb6 { 0-1 Sia Xin Yun,S  (
1964 ) -Le Thi Ha/Thailand 2005/CBM 106 ext}  )( 8... Nh6 $17 $142)9. Nxf7 $14
Nxf7 10. Bxf7+ Kxf7 { Black wins a piece}  11. Qh5+ g6 12. Qxa5 Nf6 { Black
threatens to win material: Nf6xe4}  13. Bg5 Re8 14. Nd2 Re5 15. Bxf6 Kxf6 (
15... Rxa5 $4 { too greedy}  16. Bxd8 Rc5 17. Rfc1 $18 )16. Qb4 c5 17. Qb2 Kf7
( 17... Rh5 18. f4 b6 19. Nc4 $16 )18. f4 ( 18. Rad1 Kg8 19. f3 Qh4 $18 )18...
Rh5 ( 18... Re7 19. Rad1 Bg4 20. Rde1 $16 )19. Nf3 ( 19. Nc4 Kg8 20. Rad1 Bg4
$18 )19... b6 ( 19... Kg8 $5 $16)20. Rad1 $18 Qe7 21. Qd2 Ba6 $2 ( 21... Bg4
22. e5 Kg7 23. exd6 $18 )22. Rf2 ( 22. g4 $5 $142 { might be the shorter path} 
22... Kg7 23. gxh5 Bxf1 24. Rxf1 Rf8 $18 )22... Rd8 ( 22... Kf8 23. Qxd6 Re8
24. g4 $18 )23. g4 ( 23. Ne5+ $142 { makes it even easier for White}  23...
dxe5 24. Qxd8 Qxd8 25. Rxd8 $18 )23... Rh3 $4 { the final mistake, not that it
matters anymore}  ( 23... Rh4 24. h3 Bb7 $18 )24. Ng5+ Kg8 25. Qd5+ Kh8 ( 25...
Kg7 { does not solve anything}  26. Nxh3 Bb7 27. Qd3 $18 )26. Nxh3 Bb7 ( 26...
Bc8 { is not the saving move}  27. f5 gxf5 28. gxf5 Rg8+ 29. Rg2 Rxg2+ 30. Kxg2
$18 )27. Qc4 ( 27. Qg5 $142 { ends the debate}  27... Qxg5 28. Nxg5 Kg8 $18
)27... Qh4 28. Rd3 Qxg4+ ( 28... d5 { cannot change destiny}  29. Qa4 Qxg4+ 30.
Rg3 $18 )29. Rg2 ( 29. Rg3 d5 30. Qf1 Qc8 $18 )29... Qh4 30. Ng5 ( 30. Re2 $142
{ it becomes clear that White will call all the shots}  30... Qg4+ 31. Rg3 $18
)30... Qe1#  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.20"]
[White "Zulfic, Fedja"]
[Black "Slidziunas, John"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1671"]
[ECO "D30"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "65"]
[WhiteElo "1809"]

{ D30: Queen's Gambit Declined: Systems without Nc3 } 1. d4 Nf6 2. c4 e6 3. Nf3
d5 4. e3 Be7 5. Nbd2 O-O 6. Bd3 dxc4 ( 6... b6 7. O-O Bb7 8. Qc2 Nbd7 9. b3 h6
( 9... c5 10. Ba3 Rc8 11. Ne5 h6 12. Ndf3 cxd4 13. Bxe7 Qxe7 14. exd4 dxc4 15.
bxc4 Nxe5 16. dxe5 Nd5 17. Bh7+ Kh8 18. Be4 b5 19. Rfc1 Rxc4 20. Qb1 Nc3 21.
Rxc3 Rxc3 22. Bxb7 Qxb7 23. Qb4 Rfc8 24. h3 { Baron,R  ( 1973 ) -Boussaha,B  (
1877 ) /Elancourt 2005/CBM 105 ext/0-1  ( 38 )}  )10. Bb2 c5 11. Rac1 cxd4 12.
Nxd4 Nc5 13. Be2 Rc8 14. Rfd1 Bd6 15. Qb1 Nfe4 16. Nxe4 Nxe4 17. Nf3 Qe7 18.
Qa1 f6 19. h3 Rfd8 20. Qb1 Bb8 21. Nd4 { Koneru,H  ( 2508 ) -Kosintseva,T  (
2486 ) /Krasnoturinsk 2005/CBM 107 ext/1-0  ( 60 )}  )7. Nxc4 c5 $146 ( 7...
Nbd7 8. O-O c5 9. e4 b5 10. Ncd2 c4 11. Bb1 Bb7 12. e5 Nd5 13. Ne4 h6 14. a3 a5
15. Re1 Qc7 16. Qc2 f5 17. exf6 N5xf6 18. Nxf6+ Rxf6 19. Qh7+ Kf8 20. Ne5 Ke8
21. Qxg7 Bf8 22. Qg8 { Margolin,E  ( 2222 ) -Golub,D  ( 2089 ) /Budva 2003/CBM
096 ext/1-0  ( 33 )}  )8. dxc5 Bxc5 9. O-O { White castles and improves king
safety}  9... Nc6 10. a3 { Consolidates b4}  10... a6 ( 10... b5 $5 11. Nce5
Nxe5 12. Nxe5 Bb7 $11 )11. b4 { White threatens to win material: b4xc5}  11...
Ba7 ( 11... Be7 12. Nfe5 $14 )12. Bb2 $16 b5 ( 12... Nd5 13. Qc2 f5 14. e4 $16
)13. Nd6 $1 { Double attack: d6/g8}  13... Bb8 ( 13... Qxd6 14. Bxh7+ { Double
attack}  )14. Nxc8 $18 Qxc8 ( 14... Bc7 15. Bxf6 Qxf6 16. Be4 Raxc8 17. Bxc6
Bxh2+ 18. Kxh2 Rxc6 19. Rc1 $18 )15. Bxf6 ( 15. Rc1 { keeps an even firmer
grip}  15... e5 16. Bxe5 Bxe5 17. Nxe5 Nxe5 18. Rxc8 Raxc8 $18 )15... gxf6 16.
Rc1 Ra7 ( 16... f5 17. Nd4 Bxh2+ 18. Kh1 Qd8 19. Rxc6 Be5 $18 )17. Nd4 Rc7 (
17... Bxh2+ { is no salvation}  18. Kh1 Bb8 19. Qh5 $18 )18. Qg4+ Kh8 19. Nxc6
( 19. Qh4 $142 { seems even better}  19... f5 20. Bxf5 f6 21. Nxe6 Rff7 $18
)19... f5 20. Qd4+ f6 21. Ne7 $1 { Deflection: c7}  21... Qe8 ( 21... Rxe7 22.
Qc5 { Double attack}  ( 22. Rxc8 { Discovered attack} )( 22. Rxc8 { Pinning} )(
22. Rxc8 { Deflection} )( 22. Qc5 { Decoy} )( 22. Rxc8 { Clearance} ))22. Rxc7
Bxc7 23. Qc5 Be5 ( 23... Qb8 { doesn't change anything anymore}  24. Nc6 Bxh2+
25. Kh1 $18 )24. Nc6 Bxh2+ ( 24... Qc8 { doesn't change the outcome of the
game}  25. a4 Bb2 26. Rb1 $18 )25. Kxh2 Qh5+ ( 25... Rg8 { doesn't get the cat
off the tree}  26. g3 Qd7 27. Nd4 $18 )26. Kg1 Rg8 27. Qd6 Qf3 ( 27... f4 { a
fruitless try to alter the course of the game}  28. Qxe6 Rf8 29. exf4 $18 )28.
g3 f4 29. Qxf4 Qxc6 ( 29... Qxf4 { no good, but what else?}  30. exf4 Rc8 $18
)30. Qxf6+ Rg7 31. Qd8+ ( 31. Bf5 Qe8 32. Bxe6 Qxe6 33. Qxe6 Rd7 34. Qxd7 h5
35. Rc1 h4 36. Rc8# )31... Rg8 32. Qd4+ Rg7 33. Be4 ( 33. Be4 Qd7 34. Rc1 Qxd4
35. Rc8+ Rg8 36. Rxg8+ ( 36. exd4 { is not possible}  36... Rxc8 37. Bb7 Rc3
$17 )36... Kxg8 37. exd4 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.21"]
[White "Sykes, Alexander"]
[Black "Amini, Amir"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1758"]
[ECO "A00"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "0"]
[WhiteElo "1930"]

{ A00: Irregular Openings }  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.22"]
[White "Huynh, Arthur"]
[Black "Hvistendahl, Robert"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1855"]
[ECO "D48"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "94"]
[WhiteElo "1833"]

{ D48: Semi-Slav: Meran System: 7...b5 8 Bd3 a6 } 1. d4 d5 2. Nf3 c6 3. c4 e6 4.
e3 Nf6 5. Nc3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. Ne4 Bb7 10. Qc2 $146 (
10. Nxf6+ Nxf6 11. O-O c5 12. Be2 Qd5 13. dxc5 Bxc5 14. Qxd5 Nxd5 15. a3 Rc8
16. Bd2 Ke7 17. Rac1 Rhd8 18. b4 Bb6 19. Rxc8 Rxc8 20. Rc1 Rxc1+ 21. Bxc1 Nc3
22. Kf1 Nxe2 23. Kxe2 Bc7 24. g3 f6 { Seguelong,P-Cwiek,P/Condom 2004/CBM 101
ext/0-1  ( 53 )}  )( 10. O-O c5 11. Nxc5 Nxc5 12. dxc5 Bxc5 13. Be2 O-O 14.
Qxd8 Rfxd8 15. Bd2 Bb6 16. Rfd1 Ne4 17. Be1 Rac8 18. Rac1 Bd5 19. b3 Bc5 20.
Ba5 Re8 21. Bd3 Ba3 22. Rc2 Nc5 23. Ne1 Nxd3 24. Rxc8 Rxc8 { Schilling,C  (
1649 ) -Niethammer,C  ( 1982 ) /Germany 2003/CBM 097 ext/0-1  ( 64 )}  )( 10.
a4 Nxe4 11. Bxe4 Nf6 $11 )10... Qb6 ( 10... Nxe4 11. Bxe4 f5 12. Bxc6 $11 )11.
a4 Nxe4 12. Bxe4 { Attacks the backward pawn on c6}  12... Nf6 13. Bd3 c5 14.
axb5 axb5 15. Rxa8+ Bxa8 16. dxc5 Bxc5 17. O-O O-O 18. Qe2 b4 19. e4 h6 {
Controls g5}  20. b3 Rd8 21. Bf4 ( 21. e5 Ne8 $11 )21... Bd4 $15 22. Rd1 $4 (
22. h3 $5 $15 $142 { and White can hope to survive} )22... Bxe4 $1 { the final
blow}  23. Nxd4 ( 23. Bxe4 Bxf2+ { Combination}  )23... Qxd4 ( { Weaker is }
23... Rxd4 24. Be3 Bxd3 25. Qb2 $16 )24. Bc2 Qb6 25. Rxd8+ Qxd8 26. Qd1 Qa8 27.
f3 Bxc2 28. Qxc2 Qa1+ 29. Qc1 $2 ( 29. Bc1 $19 $142)29... Qd4+ 30. Be3 Qd3 31.
g4 ( 31. Kf2 { hardly improves anything}  31... Nd5 $19 )31... Qxb3 32. Kg2 (
32. Kf2 { cannot change what is in store for ?}  32... Qa2+ 33. Kg3 b3 $19
)32... Qa2+ ( 32... Nd5 $5 { seems even better}  33. Bd4 Qd3 34. Ba1 Qe2+ 35.
Kg3 $19 )33. Kg3 b3 34. Bd4 Qc2 35. Qa1 ( 35. Qf4 { does not save the day} 
35... Nd7 36. Qd6 Nf8 $19 )35... Qc7+ ( 35... Qd3 { makes it even easier for
Black}  36. Kf2 Qd2+ 37. Kg3 $19 )36. Kg2 ( 36. Be5 { praying for a miracle} 
36... Qc5 37. Qd4 $19 )36... Nd5 37. Bxg7 ( 37. Be5 { the last chance for
counterplay}  37... Qc4 38. Kf2 $19 )37... Nf4+ 38. Kf2 Qc2+ 39. Kg3 Nd3 40.
Bd4 ( 40. Qd4 { does not help much}  40... e5 41. Bxe5 Nxe5 42. Qxe5 b2 $19
)40... e5 $1 { Double attack: f3/g3}  41. Bxe5 ( 41. g5 { what else?}  41...
hxg5 42. Bxe5 Qf2+ 43. Kg4 Nxe5+ 44. Qxe5 Qg2+ 45. Qg3 Qxg3+ 46. hxg3 $19
)41... Qf2+ 42. Kh3 Nxe5 ( 42... Qxf3+ 43. Kh4 Nf2 44. Qa8+ Qxa8 45. Kg3 Ne4+
46. Kf3 Ng5+ 47. Ke3 Qf3+ 48. Kd4 b2 49. Kc5 b1=Q 50. Bb2 Ne6+ 51. Kd6 Qbd3+
52. Bd4 Qxd4+ 53. Ke7 Qd8# )43. Qxe5 Qxf3+ 44. Kh4 { White plans g5}  44... Qd3
( 44... Qf2+ 45. Kh3 b2 46. Qe8+ Kg7 47. Qe5+ Qf6 48. Qb8 Qf1+ 49. Kg3 $19 )45.
g5 ( 45. Qe8+ Kg7 46. Qe5+ Kh7 47. Qf6 $19 )45... hxg5+ 46. Kxg5 Qg6+ ( 46...
Qd8+ $142 { and the rest is a matter of technique}  47. Kf4 Qh4+ 48. Kf3 Qh3+
49. Ke4 Qg2+ 50. Kd3 Qc2+ 51. Ke3 b2 52. Qg3+ Kh7 53. Qh4+ Kg6 54. Qg3+ Kf6 55.
Qd6+ Kf5 56. Qd7+ Kg6 57. Qg4+ Kf6 58. Qh4+ Ke6 59. Qh6+ Qg6 60. Qxg6+ fxg6 $19
)47. Kh4 ( 47. Kf4 { there is nothing else anyway}  47... Qh6+ 48. Ke4 Qc6+ 49.
Kf4 Qc1+ 50. Kf3 Qf1+ 51. Kg3 Qd3+ 52. Kg4 $19 )47... Qh6+ ( 47... Qh6+ 48. Kg4
Qg7+ 49. Kf4 Qxe5+ 50. Kxe5 b2 $19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.23"]
[White "Anderson-Smith, William"]
[Black "Gibbs, Glen B"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1800"]
[ECO "D53"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "94"]
[WhiteElo "1629"]

{ D53: Queen's Gambit Declined: 4 Bg5 Be7: Early deviations } 1. d4 d5 2. c4 e6
3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. cxd5 Nxd5 7. Bxe7 Qxe7 8. Nxd5 exd5 9. Qc2
$146 ( 9. Rc1 c6 10. Bd3 Be6 11. Ne2 Nd7 12. O-O Nf6 13. Qc2 Rfe8 14. Rfe1 Rad8
15. Rb1 g6 16. b4 a6 17. a4 Rc8 18. Qb2 Ne4 19. b5 axb5 20. axb5 Bf5 21. Nc1
Qf6 22. Nb3 cxb5 23. Bxb5 Nc3 { Lilienthal,A-Kogan,S/Moscow 1952/MCD/0-1  ( 50
)}  )( 9. Bd3 c5 ( 9... Re8 10. Rc1 c6 11. Ne2 Bg4 12. Qc2 h6 13. Ng3 Nd7 14.
h3 Be6 15. a3 a6 16. b4 Rec8 17. Ne2 a5 18. O-O axb4 19. axb4 b5 20. Qc3 Nb6
21. Qc5 Qxc5 22. dxc5 Nc4 23. Bc2 Ra2 24. Nd4 { Boenisch,A-Klein,S/Wolfstein
1991/GER/1-0  ( 40 )}  )10. dxc5 ( 10. Ne2 Nc6 11. dxc5 d4 12. exd4 Nxd4 13.
O-O Bg4 14. f3 Nxe2+ 15. Qxe2 Qxc5+ 16. Qf2 Qxf2+ 17. Rxf2 Be6 18. Be4 Rab8 19.
Rd2 Rfd8 20. Rad1 Rxd2 21. Rxd2 Kf8 22. a3 Ke7 23. Kf2 b6 24. Rc2 Rc8 {
Smyslov,V-Geller,E/Moscow 1955/URS-ch/1/2-1/2}  )10... d4 11. Qc1 Nd7 12. b4 a5
13. a3 Ne5 14. Be2 d3 15. Bd1 d2+ 16. Qxd2 Rd8 17. Qc2 axb4 18. Be2 Qf6 19. Qc1
Rxa3 20. Rxa3 bxa3 21. Nf3 Nxf3+ 22. Bxf3 Qa6 23. Be2 Qa5+ { Blokh,D  ( 2255 )
-Golod,V  ( 2544 ) /Ashdod 2003/CBM 096 ext/0-1}  )9... Qb4+ 10. Qd2 Qxd2+ 11.
Kxd2 { White loses the right to castle}  11... Bf5 12. Bd3 Bxd3 13. Kxd3 Nd7
14. b4 c6 15. Nf3 a5 { Black threatens to win material: a5xb4}  16. Rhb1 ( 16.
a3 h6 $11 )16... axb4 17. Rxb4 Ra3+ 18. Kc2 b5 { Black has a new backward pawn:
c6}  19. Rb3 Rfa8 20. Rxa3 Rxa3 21. Nd2 Nb6 22. Kb2 { White threatens to win
material: Kb2xa3}  22... Ra6 23. Nb3 Na4+ { The knight dominates}  24. Kc2 Kf8
25. Rc1 Ke7 26. Kb1 Kd6 27. Nc5 Nxc5 28. Rxc5 { 'the rook is the rook!'}  28...
f5 29. Kb2 g5 30. Kb3 Ra8 31. Rc2 Rf8 { Black prepares f4}  32. a4 bxa4+ 33.
Kxa4 f4 { This push gains space}  34. Kb4 g4 35. Kc3 h5 ( 35... f3 36. g3 $15
)36. Kd3 ( 36. exf4 Rxf4 37. Kd3 Rf8 $11 )36... h4 ( 36... f3 37. g3 $15 )37.
g3 hxg3 38. hxg3 fxg3 39. fxg3 Rf3 { Black threatens to win material: Rf3xg3} 
40. Rg2 Rf1 41. Ke2 { White threatens to win material: Ke2xf1}  41... Ra1 42.
Kf2 $4 { instead of simply winning the game}  ( 42. Rf2 $11 $142 { would be a
reprieve} )42... c5 $19 43. dxc5+ Kxc5 44. Rg1 ( 44. e4 { desperation}  44...
d4 45. Ke2 Ra2+ 46. Kf1 Rxg2 47. Kxg2 $19 )44... Rxg1 45. Kxg1 Kc4 46. Kf1 Kd3
47. Kf2 Kd2  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.24"]
[White "Dizdarevic, Mehmedalija"]
[Black "Voon, Richard"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1903"]
[ECO "B57"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "116"]
[WhiteElo "1956"]

{ B57: Classical Sicilian: Sozin with 6...Qb6 } 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Qb6 7. Nxc6 bxc6 8. Bg5 $146 ( 8. Bb3 g6 ( 8...
Ba6 9. Be3 Qa5 10. Qf3 Bb7 11. O-O g6 12. g4 h6 13. h4 g5 14. h5 Qc7 15. Qg3
Bc8 16. Ba4 Bd7 17. f3 Bg7 18. Rad1 Rb8 19. Bb3 Be6 20. Rd2 Nd7 21. Rfd1 Be5
22. Qf2 a5 23. Na4 { Aliev,D  ( 2320 ) -Cernousek,L  ( 2294 ) /Baku 2002/CBM
089 ext/0-1  ( 40 )}  )9. Be3 Qa5 ( 9... Qc7 10. O-O ( 10. f4 Bg7 11. h3 O-O
12. Qd2 a5 13. a3 a4 14. Bc4 Nxe4 15. Nxe4 d5 16. Be2 dxe4 17. c3 Be6 18. O-O
Rab8 19. Bd1 Rfd8 20. Qf2 Qa5 21. Bc5 Rb7 22. Bb4 Qb5 23. Be2 Bc4 24. Bxc4 Qxc4
{ De Vlieger,E-Gara,A  ( 2290 ) /Mureck 1998/CBM 065 ext/0-1  ( 33 )}  ) 10...
Bg7 11. f3 O-O 12. Qd2 Rd8 13. Rad1 Ba6 14. Rfe1 c5 15. Nd5 Nxd5 16. exd5 c4
17. Ba4 c3 18. Qf2 cxb2 19. Bd4 Bxd4 20. Qxd4 Qc5 21. Qxc5 dxc5 22. Rxe7 Rab8
23. Ree1 Rb4 24. Bc6 { Doberitz,P  ( 1761 ) -Galazewski,T  ( 2154 )
/Leutersdorf 2006/CBM 110 ext/0-1}  )10. Qd3 Bg7 11. Qc4 O-O 12. Qa4 Qc7 13.
O-O a5 14. Qd4 Rb8 15. Qd2 Ng4 16. f3 Nxe3 17. Qxe3 e6 18. Kh1 d5 19. exd5 cxd5
20. Qd3 Qc6 21. Ba4 Qb6 22. Rfd1 Ba6 { Maksacheff,G  ( 2200 ) -Prods,A  ( 2200
) /Australia 1973/MCD/0-1  ( 40 )}  )( 8. O-O Ba6 9. Be3 Qb7 10. Bxa6 Qxa6 11.
f4 e6 12. e5 Nd5 13. Nxd5 cxd5 14. Qf3 Be7 15. Qg3 g6 16. exd6 Bxd6 17. Bd4 O-O
18. Qg5 f5 19. h4 Qc4 20. c3 Bc5 21. Bxc5 Qxc5+ 22. Kh1 Rae8 { Nirosh,D  ( 2025
) -Bakre,T  ( 2290 ) /Calicut 1998/CBM 067 ext/1/2-1/2  ( 41 )}  )( 8. Rb1 $5
$14 $142 { is interesting} )8... Qxb2 9. Bd2 Qb6 { Black's piece can't move:
f8}  10. O-O Bg4 { Black threatens to win material: Bg4xd1. Black is behind in
development.}  ( 10... g6 11. Rb1 Qc5 12. Qe2 $15 )11. Qc1 e6 { Covers d5}  12.
Rb1 { White threatens to win material: Rb1xb6}  12... Qc7 { Black has a cramped
position}  13. f3 { White threatens to win material: f3xg4}  13... Bh5 14. Be3
Be7 15. Ba6 Rb8 16. Qd2 ( 16. Rxb8+ $5 $142 { might be a viable alternative} 
16... Qxb8 17. Qd2 $11 )16... O-O $17 17. Qf2 $2 ( 17. Bf4 Bg6 $17 )17... c5 $4
{ allows the opponent back into the game}  ( 17... Qa5 $142 { and Black has it
in the bag}  18. Bb7 Qxc3 $19 )18. Bc4 $17 Rb4 19. Bd3 a5 ( 19... a6 20. Bxa6
Rxb1 21. Nxb1 $17 )20. a3 $15 Rxb1 21. Rxb1 { Black has a cramped position} 
21... Rb8 22. Qe1 ( 22. Nb5 Qc6 23. Rb2 Ra8 $17 )22... d5 ( 22... Rxb1 23. Qxb1
d5 $17 )23. exd5 $2 ( 23. Rxb8+ Qxb8 24. exd5 exd5 $15 )23... exd5 ( 23... Rxb1
24. Qxb1 c4 25. Be2 $19 )24. Bf2 $2 ( 24. Rxb8+ $5 $142 { would allow White to
play on}  24... Qxb8 25. g4 $15 )24... Rxb1 $19 25. Qxb1 c4 26. Bf1 ( 26. Nb5
Qc8 27. Bf1 Bg6 $19 )26... Bxa3 ( 26... Bc5 27. Qb5 Bxf2+ 28. Kxf2 $19 )27. g4
( 27. Nb5 Qe7 28. Nxa3 Qxa3 29. Qb8+ Qf8 $17 )27... Bg6 ( 27... Bb4 28. Na2 Bg6
29. Nxb4 axb4 30. Qxb4 Bxc2 31. g5 $19 )28. g5 ( 28. Nb5 $5 $142 Qe7 29. g5 $19
)28... Bb4 $19 29. Qe1 Bxc3 30. Qxc3 Nd7 31. Qd4 $6 { offers little resistance}
 ( 31. Qd2 Qc6 $19 )31... Qe5 ( { Not } 31... Bxc2 32. Qxd5 Bb3 33. Bh3 $19
)32. Qd2 ( 32. Qa7 { doesn't change the outcome of the game}  32... Qxg5+ 33.
Bg2 Nf8 $19 )32... c3 33. Qc1 Nf8 34. f4 Qf5 35. Bg2 ( 35. Bd4 { does not
improve anything}  35... Ne6 36. Qe3 h6 37. Bxc3 hxg5 $19 )35... Ne6 36. Bg3 (
36. Qe1 { there is nothing better in the position}  36... h5 37. Qxc3 Nxf4 38.
Qd2 $19 )36... h6 ( 36... d4 $142 { and Black wins}  37. Qf1 Qxc2 38. Bf3 $19
)37. gxh6 gxh6 ( 37... d4 $142 { might be the shorter path}  38. hxg7 Qxc2 39.
Qxc2 Bxc2 40. Kf1 $19 )38. Qb1 ( 38. Bf3 { the only chance to get some
counterplay}  38... d4 39. Bd1 $19 )38... d4 39. Qb8+ ( 39. Bf3 { is not much
help}  39... Qxc2 40. Qxc2 Bxc2 $19 )39... Kh7 40. h3 ( 40. Qb1 { doesn't do
any good}  40... Qxc2 41. Qxc2 Bxc2 $19 )40... Qxc2 ( 40... d3 $5 $142 { makes
it even easier for Black}  41. cxd3 c2 42. Qc8 Qxd3 43. Kh2 $19 )41. f5 Qxf5
42. Be5 Ng7 ( 42... Qb1+ $142 { and Black can already relax}  43. Qxb1 Bxb1 44.
Bd6 $19 )43. Bxd4 c2 44. Qb2 ( 44. Bb2 { doesn't improve anything}  44... Qc5+
45. Kh2 a4 $19 )44... Ne6 ( 44... Qg5 45. Bxg7 c1=Q+ 46. Qxc1 Qxc1+ 47. Kf2
Qd2+ 48. Kf1 Kxg7 49. Bc6 Qc1+ 50. Ke2 Qxc6 51. h4 Qc4+ 52. Kf2 Qd4+ 53. Ke1
Bh5 54. Kf1 Qb2 55. Kg1 Bf3 56. Kf1 Qe2+ 57. Kg1 Qg2# )45. Be5 ( 45. Be3 Nf4
46. Kh2 Ne2 $19 )45... Qd3 ( 45... Qg5 46. Kf1 Bd3+ 47. Kf2 Qd2+ 48. Kg1 c1=Q+
49. Qxc1 Qxc1+ 50. Kf2 Qc5+ 51. Kg3 Qxe5+ 52. Kf2 Qd4+ 53. Ke1 Qe3+ 54. Kd1
Qe2+ 55. Kc1 Qc2# )46. Kh2 Qe3 47. Qb8 Qxe5+ $1 { Black should return material}
 48. Qxe5 c1=Q 49. Qxa5 ( 49. h4 { cannot undo what has already been done} 
49... h5 50. Bf3 Qd2+ 51. Kg3 Nd4 52. Bxh5 Nf5+ 53. Kg4 Qg2+ 54. Kf4 Qf2+ 55.
Ke4 Bxh5 $19 )49... Qf4+ 50. Kg1 Qg3 51. Qa4 Nf4 52. Qa8 Nxh3+ 53. Kh1 Nf2+ 54.
Kg1 Ng4 ( 54... Be4 $1 55. Kf1 Bd3+ 56. Kg1 Ng4 57. Qh8+ Kxh8 58. Kh1 Qh2# )55.
Qf3 $19 Qxf3 ( 55... Qe1+ $142 { nails it down}  56. Bf1 h5 57. Qf4 $19 )56.
Bxf3 h5 57. Kg2 Kh6 58. Kg3 Kg5 ( 58... Kg5 59. Bc6 h4+ 60. Kg2 Bd3 $19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "6.25"]
[White "Cooke, Tristrom P"]
[Black "Whitney, Garth"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1034"]
[ECO "B08"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "85"]
[WhiteElo "1549"]

{ B08: Pirc Defence: Classical System } 1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 Nf6
5. Bc4 O-O 6. Bf4 ( 6. e5 Ne8 7. Qe2 Bg4 8. Bf4 c5 9. dxc5 dxe5 10. Bxe5 Bxf3
11. gxf3 Nc6 12. Bxg7 Nxg7 13. Bd5 Qa5 14. Qb5 Qc7 15. O-O-O Nf5 16. Be4 Nfd4
17. Qc4 Qf4+ 18. Kb1 Nxf3 19. Qe2 Nfd4 20. Qe1 Rad8 { Vojinovic,G  ( 2474 )
-Nikolic,B  ( 2244 ) /Dimitrovgrad 2003/CBM 093 ext/1-0}  )6... Bg4 $146 ( 6...
c5 7. dxc5 Qa5 8. cxd6 Nxe4 9. dxe7 Bxc3+ 10. bxc3 Re8 11. O-O Rxe7 12. Bb3 Nc6
13. Re1 Bf5 14. Qd5 Qxc3 15. Rad1 Qf6 16. Qc4 b5 17. Qxb5 Nc3 18. Bg5 Rxe1+ 19.
Rxe1 Nd4 20. Bxf6 Nxf3+ 21. gxf3 { Fenoglio,V-Pulcherio,C/Buenos Aires
1935/HCL/1/2-1/2  ( 36 )}  )( 6... a6 7. a4 c5 8. d5 ( 8. dxc5 dxc5 9. Qxd8
Rxd8 10. O-O Rd7 11. Ne5 Rd4 12. Bxf7+ Kh8 13. Be3 Rb4 14. Bb3 Nxe4 15. Nf7+
Kg8 16. Ng5+ c4 17. Ngxe4 cxb3 18. Bc5 Bxc3 19. Nxc3 Rc4 20. Bxe7 bxc2 21. Rfc1
Bf5 22. Nd5 Nc6 { Brown,C-Cleeves,M/Swansea 2006/CBM 113 ext/0-1  ( 60 )} 
)8... Qa5 9. O-O Qb4 10. Qd3 Nbd7 11. Na2 Qb6 12. Rfb1 Qc7 13. c3 Nb6 14. Nc1
Bd7 15. b3 Nxc4 16. bxc4 e5 17. Bg5 Rab8 18. Rb2 Rfd8 19. Ne2 a5 20. h3 b6 21.
Qc2 { Lobo,R-Cleeves,M/Swansea 2006/CBM 113 ext/1-0  ( 80 )}  )( 6... Nxe4 7.
Nxe4 d5 8. Qe2 $11 )7. Qd2 { Black has a cramped position}  ( 7. h3 Bxf3 8.
Qxf3 Nbd7 $14 )7... Nbd7 8. h3 Bxf3 9. gxf3 e5 ( 9... a6 10. Be2 $14 )10. dxe5
Nxe5 11. Be2 c6 ( 11... b5 $5 $16)12. O-O-O $18 b5 ( 12... Qa5 $5 13. Qxd6 Rfe8
$18 )13. Qxd6 Nc4 $2 ( 13... Nfd7 14. Be3 Qa5 15. f4 $18 )14. Qxd8 ( 14. Qxc6
$142 { seems even better}  14... Qc8 15. Qxc8 Rfxc8 16. Bxc4 bxc4 17. Be3 $18
)14... Raxd8 15. Bxc4 bxc4 16. Rxd8 Rxd8 17. Rd1 Rxd1+ 18. Nxd1 Nd7 19. Ne3 Bd4
( 19... c3 20. b4 $16 )20. c3 ( 20. Nxc4 Bxf2 21. Na5 c5 $18 )20... Be5 ( 20...
Bxe3+ 21. fxe3 Kg7 $18 )21. Bg3 Bxg3 22. fxg3 Ne5 23. f4 Nd3+ 24. Kc2 Nf2 25.
e5 Nxh3 26. Nxc4 Nf2 27. b4 ( 27. Na5 $5 Nh1 28. g4 h5 29. gxh5 gxh5 $18 )27...
Ne4 28. Na5 ( 28. g4 h5 29. Nd6 Ng3 $18 )28... Nxg3 $16 29. Nxc6 ( 29. Kd3 h5
30. Ke3 Nf5+ 31. Kf3 Ne7 $16 )29... h5 30. Nd4 Nf5 $4 { the position is going
down the drain}  ( 30... h4 $142 31. Nf3 h3 $16 )31. Nxf5 $18 gxf5 ( 31... f6 {
a fruitless try to alter the course of the game}  32. Nh6+ Kg7 33. c4 fxe5 34.
fxe5 Kxh6 35. c5 $18 )32. Kd2 Kg7 33. c4 Kh6 ( 33... h4 { hardly improves
anything}  34. Ke3 f6 35. exf6+ Kxf6 36. Kf2 $18 )34. Ke3 ( 34. c5 $142 { and
White has triumphed}  34... h4 35. c6 a5 $18 )34... h4 ( 34... Kg7 { is not the
saving move}  35. c5 Kf8 36. b5 $18 )35. Kf3 ( 35. c5 { keeps an even firmer
grip}  35... h3 36. Kf3 h2 $18 )35... Kh5 36. c5 h3 37. Kg3 h2 38. Kxh2 Kg4 39.
c6 Kxf4 40. c7 Ke3 41. c8=Q f4 42. Qc3+ ( 42. Qc4 a6 43. Qxf7 Kd2 44. Qxf4+ Kc3
45. e6 Kc2 46. Qc4+ Kb1 47. Qb3+ Ka1 48. e7 a5 49. e8=Q axb4 50. Qe5# )42...
Ke2 43. Kg2  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.1"]
[White "Rogers, Ian"]
[Black "Toth, Andras"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2421"]
[ECO "D00"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "65"]
[WhiteElo "2624"]

{ D00: 1 d4 d5: Unusual lines } 1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3
O-O 6. Be2 c5 7. Ne5 Nc6 8. O-O Bf5 9. dxc5 Qa5 10. Nb5 Ne4 11. Nxc6 bxc6 12.
Nd4 Qxc5 13. Nxf5 gxf5 14. c3 e5 15. Bg3 Rab8 $146 ( 15... Qd6 16. Bd3 Qh6 17.
Qc1 Kh8 18. c4 f4 19. exf4 Nxg3 20. hxg3 e4 21. Be2 f5 22. cxd5 cxd5 23. Qc5 d4
24. Rfd1 Rad8 25. Qxa7 d3 26. Bxd3 exd3 27. Rd2 Rd6 28. Rad1 Re8 29. Qa5 Qh5
30. g4 { Rogers,I  ( 2565 ) -Polgar,J  ( 2550 ) /Brno 1991/CBM 026/1/2-1/2  (
46 )}  )16. Rb1 Nxg3 ( 16... Qe7 17. Bd3 $17 )17. hxg3 $15 { Opposite coloured
bishops appeared}  17... Rb7 18. Qd2 e4 { Black wins space}  19. Rfc1 Qd6 20.
b4 Rd8 21. Rb3 Be5 22. Ra3 h5 23. Qd1 ( 23. Ra6 Qf6 $15 )23... h4 ( 23... Qh6
$5 $142 24. Rc2 h4 $17 )24. gxh4 $15 f4 25. Ba6 { Begins the manoeuvre
Be2-a6-c8-f5. White threatens to win material: Ba6xb7}  25... Re7 26. Qg4+ Kh8
27. Qh5+ Kg8 28. Bc8 f6 ( 28... fxe3 $5 { should not be overlooked}  29. fxe3
Qg6 30. Qxg6+ fxg6 $11 )29. Bf5 $14 { A comfortable square for the white
bishop}  29... Rg7 ( 29... fxe3 30. fxe3 c5 $16 )30. Kh1 $18 fxe3 31. fxe3 Bg3
32. Rf1 Qe7 $4 { the final mistake, not that it matters anymore}  ( 32... Be5
$18 $142)33. Rxa7 $3 { Double attack: f6/g8. . . . . . . .}  ( 33. Rxa7 Qxa7
34. Be6+ Qf7 35. Bxf7+ ( 35. Qxf7+ $6 Rxf7 36. Rxf6 Rf8 $11 )35... Rxf7 36.
Qg4+ Kf8 37. Qxg3 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.2"]
[White "Antic, Dejan"]
[Black "Chow, Samuel"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "2297"]
[ECO "D89"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "72"]
[WhiteElo "2471"]

{ D89: Exchange Grünfeld: Classical Line: 10 Be3 cxd4 11 cxd4 Bg4 12 f3 Na5 13
Bd3 } 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4
c5 8. Ne2 Nc6 9. Be3 O-O 10. O-O Bg4 11. f3 Na5 12. Bd3 cxd4 13. cxd4 Be6 14.
d5 Bxa1 15. Qxa1 f6 16. Rb1 Bd7 17. Bh6 Re8 18. e5 Qc7 19. exf6 exf6 20. Qxf6
Qe5 21. Qxe5 $146 { White has a mate threat}  ( 21. Qh4 Bf5 22. Bxf5 Qxf5 23.
Nc3 Rad8 24. Ne4 Rxd5 25. Qf6 Qd7 26. Qa1 Rxe4 27. fxe4 Rh5 28. Rd1 Qe7 29.
Rd8+ Kf7 30. Qg7+ Ke6 31. Qg8+ Qf7 32. Re8+ Kf6 33. Rf8 { 1-0
Voracek,M-Sebenik,M  ( 2155 ) /Mureck 1998/CBM 065 ext  ( 33 )}  )21... Rxe5
22. Be4 Bf5 { Black threatens to win material: Bf5xe4}  23. Ng3 Rd8 { Exerts
pressure on the isolated pawn}  24. Rb5 Bxe4 25. fxe4 b6 26. Bf4 { White
threatens to win material: Bf4xe5}  26... Ree8 27. e5 a6 28. Rxb6 Nc4 29. Rxa6
Nxe5 30. d6 ( 30. Ra5 Ng4 31. Nf1 Re1 $15 )30... Nd3 $17 31. Bd2 Re6 32. Ra7
Rdxd6 33. h3 Ra6 34. Rd7 Red6 35. Re7 Re6 { Black threatens to win material:
Re6xe7}  ( { Instead of } 35... Rxa2 36. Bh6 Raa6 37. Rg7+ Kf8 38. Ne4 $11 )36.
Rd7 Red6  1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.3"]
[White "Obst, James"]
[Black "West, Guy"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2291"]
[ECO "B01"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "80"]
[WhiteElo "2234"]

{ B01: Scandinavian Defence } 1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Bb5+ Nbd7 5. f3
Bf5 6. g4 Bg6 7. Nc3 Nxd5 ( 7... a6 8. Ba4 b5 9. Bb3 Nb6 10. a4 ( 10. Qe2 b4 (
10... Nbxd5 11. Nxd5 Nxd5 12. f4 f6 13. Qe6 Nb6 14. f5 Qxd4 15. Be3 { 1-0
West,G  ( 2356 ) -Lachaux,J  ( 2098 ) /Queenstown 2006/CBM 110 ext}  ) 11. Na4
h5 12. c4 bxc3 13. Nxc3 Qd6 14. Bd2 hxg4 15. Ne4 Qd7 16. Nc5 Qf5 17. fxg4 Qxg4
18. Qxg4 Nxg4 19. Ne2 Rxh2 20. Rxh2 Nxh2 21. O-O-O Bh5 22. Rh1 Bxe2 23. Rxh2
Bf3 24. Bf4 Ra7 { Xie,G  ( 2376 ) -Smerdon,D  ( 2460 ) /Canberra 2006/CBM 111
ext/0-1  ( 47 )}  )10... Nfxd5 11. Nxd5 Nxd5 12. Qe2 e6 13. axb5 Bb4+ 14. Kf1
O-O 15. bxa6 c5 16. h4 h6 17. h5 Bh7 18. dxc5 Bxc5 19. Nh3 Qb6 20. g5 Ne3+ 21.
Bxe3 Bxe3 22. g6 { Degraeve,J  ( 2589 ) -Krivoshey,S  ( 2455 ) /Metz 2001/CBM
081 ext/1-0  ( 55 )}  )8. Nxd5 c6 9. h4 $146 ( 9. Bxc6 bxc6 10. Nf4 e5 11. dxe5
Qh4+ 12. Kf1 Bc5 13. Qe2 O-O 14. Ng2 Qe7 15. f4 Rae8 16. Be3 Nxe5 17. fxe5 Qxe5
18. Nf3 Qxb2 19. Kf2 Rxe3 20. Nxe3 Re8 21. Rab1 Qf6 22. Rb3 Qf4 23. Rhb1 h5 {
Collazo,N  ( 2204 ) -Montalvo,A  ( 2281 ) /Havana 2003/CBM 094 ext/1/2-1/2  (
34 )}  )9... h6 { Black's piece can't move: f8}  ( 9... cxb5 $2 { looks
interesting, but}  10. h5 e6 11. hxg6 exd5 12. gxh7 $18 )10. Nf4 Qa5+ 11. c3
Qxb5 12. Nxg6 fxg6 13. Qe2 Qxe2+ 14. Nxe2 e5 15. dxe5 ( 15. Be3 $5 $11 { should
be examined more closely} )15... Nxe5 $15 16. Bf4 { White threatens to win
material: Bf4xe5}  16... Nd3+ { Black forks: b2+e1}  ( { Weaker is } 16...
Nxf3+ 17. Kf2 Nxh4 18. Rxh4 Bc5+ 19. Ke1 $14 )17. Kd2 Nxb2 18. Kc2 Nc4 19. Nd4
Bd6 ( 19... Kf7 $5 $15)20. Bxd6 $11 Nxd6 21. Rad1 Nc4 ( 21... O-O-O 22. Ne6 Rd7
23. Nc5 $11 )22. Kb3 ( 22. Rhe1+ $5 { is worth looking at}  22... Kf7 23. Ne6
$11 )22... Nb6 $15 23. Rhe1+ Kf7 24. f4 Rhe8 25. f5 { White gains space}  25...
Rxe1 26. Rxe1 Nd5 27. fxg6+ Kxg6 28. c4 { White threatens to win material:
c4xd5}  28... Nf6 { Black threatens to win material: Nf6xg4}  29. Re7 { White
threatens to win material: Re7xb7}  29... Nxg4 30. Rxb7 Ne5 31. Re7 c5 32. h5+
Kf6 { Black threatens to win material: Kf6xe7}  33. Re6+ Kf7 34. Rxe5 cxd4 35.
c5 ( 35. Rd5 $5 $11 $142 { is an interesting idea} )35... Rd8 $17 36. Kc4 d3
37. Re1 d2 38. Rd1 Kf6 39. c6 { Don't underestimate that pawn}  39... Ke5 (
39... Ke6 $5 $17 $142)40. Kb5 ( 40. Kc5 Rd5+ 41. Kc4 $17 )40... Rd5+ $17 (
40... Rd5+ 41. Kc4 Kd6 $17 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.4"]
[White "Scott, Ronald"]
[Black "Tao, Trevor"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2354"]
[ECO "C44"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "111"]
[WhiteElo "2172"]

{ C44: Ponziani Opening and Scotch Gambit } 1. e4 e5 2. Nf3 Nf6 3. d3 Nc6 4. c3
d5 5. Nbd2 Be7 6. Be2 O-O ( 6... a6 7. O-O O-O 8. Re1 dxe4 9. dxe4 Bc5 10. b4
Ba7 11. h3 Qe7 12. a4 Rd8 13. Qc2 Nh5 14. Nc4 Nf4 15. Bf1 Qf6 16. Nh2 Be6 17.
Ne3 h5 18. Kh1 Rd7 19. b5 Ne7 20. Rb1 axb5 21. axb5 { Rausis,I  ( 2565 )
-Zayac,E  ( 2360 ) /Oviedo 1993/CBM 038 ext/0-1}  )7. Qc2 ( 7. b4 a6 8. O-O b5
9. a3 Bb7 10. Bb2 Qd7 11. Re1 Rfd8 12. Qc2 Bd6 13. Rad1 Ne7 14. Bf1 Ng6 15.
exd5 Nxd5 16. c4 Ndf4 17. c5 Qg4 18. Kh1 Bxc5 19. h3 Qh5 20. bxc5 Bc6 21. Kh2
f5 { Pavkovic,M  ( 2200 ) -Zelic,M  ( 2279 ) /Omis 2006/CBM 114 ext/1-0  ( 50
)}  )7... a5 8. Nf1 Re8 $146 ( 8... Ne8 9. Ng3 Be6 10. h4 Nd6 11. Ng5 Bxg5 12.
hxg5 f5 13. gxf6 Qxf6 14. Bf3 d4 15. Qe2 b5 16. Bd2 dxc3 17. bxc3 b4 18. a4
Rab8 19. O-O bxc3 20. Bxc3 Qh4 21. Rfb1 Rbd8 22. Nf5 Nxf5 23. exf5 {
Cygon,J-Klein,V  ( 2220 ) /Germany 1994/GER/1-0  ( 35 )}  )9. h3 { Consolidates
g4}  ( 9. Ng3 a4 $15 )9... Bf8 ( 9... a4 10. Ng3 $17 )10. Bg5 Be6 11. g4 ( 11.
Ne3 d4 12. Ng4 Bxg4 13. hxg4 Be7 $11 )11... Be7 12. Ng3 Nd7 13. Bd2 { Black has
an active position}  13... Nf8 14. Nf5 Ng6 15. Qc1 ( 15. h4 h6 $11 )15... Bxf5
( 15... a4 $5 $17 $142)16. gxf5 $14 Nh4 17. Nxh4 Bxh4 18. Rg1 Kh8 19. Qd1 ( 19.
exd5 e4 20. d4 e3 21. Bxe3 Qxd5 $14 )19... Ra6 20. Rg4 Rb6 $2 ( 20... d4 $5 $11
$142 { would allow Black to play on} )21. exd5 $16 e4 ( 21... Nb8 $5 22. Qa4
Be7 $18 )22. Rxe4 $18 ( 22. dxc6 exd3 23. Rd4 Rxe2+ ( 23... dxe2 $2 24. Qa4
Bxf2+ 25. Kxf2 $16 )24. Qxe2 dxe2 25. Rxd8+ Bxd8 $14 )( 22. dxe4 $6 Ne5 23. Rg2
Rxb2 $18 )22... Ne5 23. Qa4 Rxb2 ( 23... Rd6 24. c4 $18 )24. Bc1 ( 24. O-O-O {
keeps an even firmer grip}  24... Rxd2 25. Rxd2 Bf6 $18 )24... Bxf2+ $2 ( 24...
b5 25. Qd1 Nf3+ 26. Kf1 Rxe4 27. dxe4 Qd6 $16 )25. Kf1 b5 ( 25... Rxe2 26. Rxe2
c6 27. Rxf2 Nxd3 28. Re2 Rxe2 29. Kxe2 Nxc1+ 30. Rxc1 Qxd5 31. Qd4 Qg2+ 32. Kd3
$18 )26. Qd1 Rxe2 27. Qxe2 ( 27. Rxe2 $6 Bb6 28. Be3 Qxd5 29. Bxb6 cxb6 $11
)27... Qxd5 28. d4 ( 28. Kxf2 $6 { is much worse}  28... Nxd3+ 29. Qxd3 Qxe4 (
29... Qxd3 $4 30. Rxe8# )30. Qxe4 Rxe4 $18 )28... Bg3 29. c4 ( 29. dxe5 $2 {
looks very tantalising, but}  29... Rxe5 30. c4 Qxe4 31. Qxe4 Rxe4 32. cxb5
Re1+ 33. Kg2 Be5 $19 )29... bxc4 30. Bb2 c3 ( 30... Qc6 { cannot change
destiny}  31. Bc3 ( 31. dxe5 $6 { is clearly weaker}  31... c3 32. Bxc3 Qxc3
$16 )31... f6 32. dxe5 fxe5 33. Kg2 $18 )31. Bxc3 Qc6 32. Be1 ( 32. dxe5 $6 {
is clearly worse}  32... Qxc3 33. Rd1 Qc6 $16 )32... Bf4 33. Bf2 ( 33. Rb1 $5
$142 { and White can already relax}  33... g5 34. dxe5 Bxe5 $18 )33... Qc3 34.
Kg2 Qxa1 35. Rxf4 Qc3 36. dxe5 ( 36. Re4 { makes it even easier for White} 
36... Qc6 37. Kg3 f6 38. dxe5 fxe5 $18 )36... Rxe5 37. Qf3 Qxf3+ 38. Kxf3 f6 (
38... Kg8 39. f6 gxf6 40. Rxf6 $18 )39. Bd4 ( 39. a4 $5 { might be the shorter
path}  39... c6 $18 )39... Rb5 40. Ke4 Kg8 ( 40... Rb4 41. Kd5 Ra4 42. Rf2 $18
)41. Rf3 Kf7 ( 41... Rb1 42. Kd5 $18 )42. Rc3 Rb7 43. Rc6 Ke7 44. a4 Kd7 45.
Ra6 Rb3 46. Rxa5 ( 46. h4 $5 { seems even better}  46... Rg3 47. Kf4 Rd3 $18
)46... Rxh3 47. Rc5 ( 47. Ra8 Rh4+ 48. Kd5 Rf4 $18 )47... Rh5 ( 47... Rh2 48.
Kd3 $18 )48. a5 g6 49. a6 gxf5+ 50. Kd3 Rh3+ 51. Kc4 Ra3 52. Kb5 f4 ( 52... c6+
53. Kb6 Rb3+ 54. Ka7 $18 )53. Rf5 ( 53. Rd5+ $142 { keeps an even firmer grip} 
53... Ke6 54. Rh5 $18 )53... f3 ( 53... c6+ 54. Kb6 Rb3+ 55. Ka7 c5 56. Rxc5
Rb4 $18 )54. a7 Kc8 ( 54... Ke6 { is not the saving move}  55. Rxf3 $3 { Decoy:
f3}  55... Rxa7 56. Bxa7 $18 )55. Rxf6 Kb7 56. Rf8 ( 56. Rf8 c6+ 57. Kb4 $18 )
1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.5"]
[White "Johansen, Darryl Keith"]
[Black "Nguyen, Giang"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "2097"]
[ECO "B03"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "60"]
[WhiteElo "2445"]

{ B03: Alekhine's Defence: Four Pawns Attack } 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4.
c4 Nb6 5. exd6 cxd6 6. Nc3 g6 7. a4 Bg7 8. a5 N6d7 9. Ra3 ( 9. Nf3 Nc6 10. Ra3
Nxa5 11. d5 b6 12. b4 Nb7 13. Nd4 Nb8 14. Ncb5 a5 15. Be2 Qd7 16. Bf3 Na6 17.
Nc6 axb4 18. Rxa6 Rxa6 19. Nb8 Ra1 20. Nxd7 Bxd7 21. O-O Nc5 22. Qe2 O-O 23. g4
b3 { Hanley,C  ( 2331 ) -Grunberg,M  ( 2445 ) /Port Erin 2002/CBM 090 ext/0-1 
( 31 )}  )( 9. d5 O-O 10. Nf3 Na6 11. Be2 Nf6 12. h3 e6 13. O-O exd5 14. cxd5
Nc5 15. Be3 Nfe4 16. Nxe4 Nxe4 17. Bd4 Ng5 18. Ne1 Nxh3+ 19. gxh3 Bxh3 20. Bxg7
Qg5+ 21. Kh2 Bxf1 22. Bc3 Qf4+ 23. Kg1 Bxe2 { Cubas,J  ( 2387 ) -Bronstein,L  (
2362 ) /Pinamar 2005/CBM 106 ext/1/2-1/2  ( 51 )}  )9... O-O 10. Nf3 Nc6 11. d5
{ White threatens to win material: d5xc6}  11... Nb4 $146 ( 11... Nce5 12. Nd4
( 12. Nxe5 Nxe5 13. Be2 Qc7 14. Nb5 Qb8 15. Be3 Bf5 16. Nd4 Qc8 17. Nxf5 Qxf5
18. f4 Nxc4 19. Bxc4 Qe4 20. Be2 Qxg2 21. Bf3 Qxb2 22. Qb3 Rfc8 23. O-O b6 24.
Qxb2 Bxb2 25. Rb3 Bf6 26. a6 Kg7 { Kouvatsou,M  ( 2233 ) -Dubois,L  ( 2264 )
/Budapest 2003/CBM 094 ext/1-0  ( 44 )}  )12... Nc5 13. b4 Na6 14. Rb3 Bd7 15.
f4 Ng4 16. h3 e5 17. Nf3 Nh6 18. fxe5 dxe5 19. Bg5 f6 20. Bd2 Nf5 21. Ne4 Ba4
22. b5 Nd6 23. Nxd6 Nc5 24. Nxb7 Nxb7 25. Qb1 Bxb3 26. Qxb3 { Burrows,M  ( 2201
) -Gruettner,R  ( 2056 ) /Guernsey 2004/CBM 102 ext/1-0  ( 63 )}  )12. Bd2 {
Black has a cramped position. Black's piece can't move: c8}  ( 12. Qd2 b6 $11
)12... Nc5 { White has an active position}  ( 12... Ne5 13. Na4 Nxf3+ 14. Rxf3
Qxa5 15. Ra3 Bxb2 16. Ra2 $15 )13. Nb5 $11 Nba6 14. Bc3 Bxc3+ 15. bxc3 ( 15.
Nxc3 Bf5 $11 )15... Bg4 16. Be2 Nd7 17. Nd2 Bxe2 18. Qxe2 Nac5 { A sound move} 
19. O-O { White castles and improves king safety}  19... a6 { Black threatens
to win material: a6xb5}  20. Nd4 e5 21. dxe6 ( 21. N4b3 $5 $11 { is noteworthy}
)21... fxe6 $15 22. Ra2 Qf6 23. N2f3 ( 23. Rb2 Qe7 $15 )23... e5 24. Nc2 e4 25.
Nfd4 Rae8 26. Ne3 Nd3 ( 26... Ne5 27. Rb2 $17 )27. Qg4 N7c5 28. Nd5 { White
threatens to win material: Nd5xf6}  28... Qe5 29. Re2 Nf4 30. Nxf4 Rxf4 
1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.6"]
[White "Wright, Neil S"]
[Black "Chapman, Mark"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "2444"]
[ECO "C47"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "88"]
[WhiteElo "2141"]

{ C47: Scotch Four Knights and Four Knights with 4 g3 } 1. e4 e5 2. Nf3 Nc6 3.
Nc3 Nf6 4. g3 Bc5 5. Bg2 d6 6. h3 O-O ( 6... a6 7. d3 Bd7 8. O-O h6 9. Be3 Bxe3
10. fxe3 O-O 11. Nh4 g6 12. Kh2 Kg7 13. Qd2 Ne7 14. d4 Neg8 15. a4 Qe7 16. a5
b5 17. axb6 cxb6 18. b4 Rfc8 19. Ra3 Rc4 20. Rb3 Rac8 21. Ra1 { Smirin,I  (
2671 ) -Hracek,Z  ( 2579 ) /Rabac 2004/CBM 102 ext/1/2-1/2}  )7. O-O Be6 ( 7...
h6 8. d3 Be6 9. Na4 Bb6 10. Nxb6 axb6 11. c4 Nd7 12. Ne1 f5 13. exf5 Bxf5 14.
f4 Nc5 15. g4 Bh7 16. f5 Qf6 17. Be3 Kh8 18. a3 Nd8 19. b4 Nd7 20. Be4 c6 21.
Ng2 Bg8 22. h4 { Mink,J  ( 2002 ) -Kaufmann,B  ( 1942 ) /Willingen 2005/CBM 106
ext/1-0  ( 43 )}  )8. d3 Qd7 $146 ( 8... Nd7 9. Nh4 Ne7 10. Kh1 c6 11. g4 f6
12. Ne2 d5 13. Ng3 g5 14. Nhf5 Ng6 15. c3 Nf4 16. Be3 Qc7 17. Qc2 Rae8 18. Rad1
Bb6 19. c4 d4 20. Bc1 c5 21. Bd2 Ba5 22. Bc1 Nb8 23. a3 { Diaz Villagran,R  (
2252 ) -Roldan,R  ( 2240 ) /Villa Giardino 2002/CBM 088 ext/1-0  ( 53 )}  )9.
Kh2 h6 { Prevents intrusion on g5}  10. Be3 Bxe3 11. fxe3 d5 ( 11... Ne7 12. d4
Bc4 13. Rf2 $11 )12. Nh4 d4 13. exd4 exd4 ( 13... Nxd4 14. Qd2 c6 15. Rxf6 gxf6
16. Qxh6 $14 )14. Ne2 $14 Nh7 { Black has an active position}  15. Nf5 g6 16.
Nxh6+ Kg7 { Black threatens to win material: Kg7xh6}  17. Qd2 Rh8 18. Qf4 Qd6 (
18... f6 19. Kg1 $14 )19. Ng4 $16 Bxg4 ( 19... Qxf4 20. gxf4 ( 20. Rxf4 $6 g5
21. Rf3 Bxg4 22. hxg4 Nf6+ 23. Kg1 Nxg4 $11 )20... Rad8 21. f5 $16 )20. Qxg4 (
20. Qxf7+ $5 Kh6 21. hxg4 Ng5 $16 )20... Ne5 $16 21. Qf4 Nf6 22. Kg1 c5 23. Rf2
Raf8 24. g4 ( 24. Qd2 b6 $16 )24... Nh7 ( 24... Nfd7 25. Qg3 $16 )25. Ng3 ( 25.
Qg3 $5 $18 $142)25... f6 26. h4 ( 26. Ne2 $5 $14)26... Qe6 $11 27. Bh3 Ng5 28.
hxg5 Rxh3 29. gxf6+ ( 29. Raf1 Qxg4 ( 29... Nxg4 $143 30. gxf6+ Kh8 31. Rf3 $14
)30. Kg2 Qxf4 31. Rxf4 Rfh8 32. Rxf6 Rh2+ 33. Kg1 Rxc2 $11 )29... Rxf6 30.
Qxf6+ Qxf6 31. Rxf6 Kxf6 { White has a new protected passed pawn: e4}  32. Kg2
{ White threatens to win material: Kg2xh3}  32... Rh7 33. Rf1+ Kg5 { Black
threatens to win material: Kg5xg4}  34. Rf8 Nxg4 35. Nf1 Rc7 36. b3 b5 37. Kg3
c4 38. Nd2 Ne5 39. bxc4 bxc4 40. Rd8 cxd3 41. cxd3 Rc3 { Black pins: Rc3xd3} 
42. Rxd4 Rxd3+ 43. Rxd3 Nxd3 { A knight endgame occured}  44. Nc4 Kf6  1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.7"]
[White "Stojic, Dusan"]
[Black "Morris, James"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2035"]
[ECO "B06"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "77"]
[WhiteElo "2169"]

{ B06: Modern Defence } 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 a6 5. a4 Nd7 ( 5...
Nc6 6. Be2 e5 7. dxe5 Nxe5 8. Nxe5 Bxe5 9. O-O Bg7 10. Bf4 Ne7 11. Qd2 O-O {
1/2-1/2 Budnikov,A  ( 2525 ) -Yudasin,L  ( 2595 ) /Moscow 1991/URS-ch}  )6. Bc4
e6 7. Be3 ( 7. O-O Ne7 8. Bg5 h6 9. Be3 O-O 10. Qd2 Kh7 11. Bf4 b6 12. Rfe1 Bb7
13. Rad1 Nf6 14. h3 d5 15. exd5 Nexd5 16. Nxd5 exd5 17. Bd3 Ne4 18. Qe3 Qd7 19.
a5 Rae8 20. Ne5 Qd8 21. axb6 cxb6 { Struk,J  ( 2266 ) -Dobosz,H  ( 2409 )
/Ditzingen 2006/CBM 112 ext/1/2-1/2}  )7... b6 $146 ( 7... Ne7 8. Qd2 h6 9. O-O
d5 10. Bd3 dxe4 11. Bxe4 Nf6 12. Bf4 Nxe4 13. Nxe4 Nc6 14. Rad1 g5 15. Be3 f5
16. Nc5 f4 17. Qd3 O-O 18. Bc1 b6 19. Nb3 Bb7 20. Qe2 Qf6 21. Rfe1 Rae8 22. h3
{ Dely,P-Rakic,T/Belgrade 1968/MCD/0-1}  )( 7... Ngf6 8. O-O O-O 9. Qd3 $16 )8.
Qd2 h6 9. O-O Ne7 10. Rad1 Bb7 11. Bb3 Kf8 12. Ne1 ( 12. d5 exd5 13. Nxd5 Nc5
14. Bxc5 bxc5 $16 )12... Kg8 $14 13. f4 Kh7 14. Nf3 { White intends e5}  14...
Nf6 { Black threatens to win material: Nf6xe4}  15. e5 { White threatens to win
material: e5xf6}  15... Ng4 16. h3 Nxe3 17. Qxe3 Bxf3 18. Qxf3 ( { Not } 18.
gxf3 Nf5 19. Qe1 d5 $17 )18... d5 19. Ne2 c5 { Nimzovich: attack the chain at
its base}  20. c3 Nc6 21. Bc2 cxd4 22. cxd4 ( 22. Nxd4 Nxd4 23. Rxd4 b5 $14
)22... Nb4 { Black threatens to win material: Nb4xc2}  23. Bb1 Qd7 ( 23... Qe7
$5 $14 $142 { should be considered} )24. g4 $16 { White plans f5}  24... Rac8 (
24... f5 $5 $142 25. exf6 Bxf6 $16 )25. f5 $18 Qxa4 $2 ( 25... Rc6 $18)26.
fxg6+ fxg6 27. Qf7 Nc2 ( 27... Rc2 { does not save the day}  28. Nf4 Qe8 29.
Nxe6 $18 )28. Nf4 Qe8 29. Nxe6 Qxf7 30. Rxf7 Rhg8 31. Nxg7 ( 31. Rxg7+ $6 Rxg7
32. Nxg7 Ne3 $16 )31... Rxg7 32. Rxg7+ Kxg7 33. Rc1 Rc4 34. Rxc2 Rxd4 ( 34...
Rxc2 { the only chance to get some counterplay}  35. Bxc2 Kf7 $18 )35. Rc7+ Kf8
( 35... Kg8 { doesn't change anything anymore}  36. Bxg6 Rc4 37. Rb7 $18 )36.
Bxg6 Rd1+ ( 36... Rd2 { does not solve anything}  37. Kf1 Rd4 38. Rf7+ Ke8 39.
Kf2 $18 )37. Kf2 Rd2+ 38. Ke3 Rxb2 39. e6 ( 39. e6 d4+ 40. Kd3 h5 41. e7+ Kg7
42. e8=Q+ Kh6 43. Rh7+ Kg5 44. Qe5+ Kxg6 45. Qf5# ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.8"]
[White "Ayris, Tony"]
[Black "Sorokina, Anastasia"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2201"]
[ECO "B45"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "60"]
[WhiteElo "2094"]

{ B45: Sicilian Four Knights } 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3
Nc6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 Qb6 ( 8... c5 9. Be2 Be7 10. O-O O-O 11. c4
Nb4 12. b3 f5 13. exf6 Bxf6 14. Nxf6+ Qxf6 15. Be3 Bb7 16. Qd2 Qf5 17. f3 Rfd8
18. a3 Nc6 19. Qd6 Rac8 20. Bxc5 Ba8 21. b4 Ne5 22. Rac1 Nf7 23. Qd4 { Watson,W
 ( 2505 ) -Conquest,S  ( 2460 ) /London 1991/CBM 024/1-0  ( 36 )}  )( 8... d6
9. c4 f5 10. Nxd6+ Bxd6 11. exd6 Nf6 12. Be3 Qa5+ 13. Qd2 Qxd2+ 14. Bxd2 O-O
15. f3 e5 16. O-O-O Be6 17. Bc3 e4 18. Be2 Nd7 19. Rhe1 Rae8 20. b4 Nb6 21. Rd4
Rb8 22. Bd1 e3 23. Rxe3 { Leuw,M  ( 2193 ) -Longuemart,J/La Fere 2004/CBM 101
ext/1-0}  )9. c4 Bb4+ 10. Bd2 f5 $146 ( 10... Qd4 11. Nd6+ Bxd6 12. exd6 Nb6
13. Bc3 Qe4+ 14. Qe2 Qxe2+ 15. Bxe2 Ba6 16. b3 O-O 17. O-O Nd5 18. Bb2 Nf4 19.
Bf3 f5 20. Rad1 g5 21. g3 Nh3+ 22. Kg2 g4 23. Be2 c5 24. f3 Bb7 25. Bc1 {
Maldonado,J-Amor,S/Buenos Aires 2002/CBM 090 ext/1-0  ( 40 )}  )11. exf6 Nxf6
12. Nxf6+ gxf6 13. Qh5+ Kd8 14. O-O-O Rb8 15. Qf3 { White threatens to win
material: Qf3xf6}  ( 15. a3 Bxd2+ 16. Rxd2 Kc7 $16 )15... Be7 $14 { Black has a
mate threat}  16. Bc3 e5 17. Bd3 ( 17. a3 $5 $14 { is worth consideration}
)17... d6 $11 18. Rhe1 Bd7 ( 18... h5 19. Bf5 $11 )19. Bf5 $14 { Black has a
cramped position}  19... Qb7 ( 19... h5 $5 $14)20. Qd3 Bxf5 21. Qxf5 Qd7 22.
Qd3 Kc8 23. f4 $1 { Decoy: f4}  23... Rb7 ( 23... exf4 24. Qe4 { Double attack}
 ( 24. Qe4 { Decoy} ))24. Qe4 Qe8 ( 24... exf4 $142 25. Re2 h5 $16 )25. c5 {
White threatens to win material: c5xd6}  ( 25. fxe5 $5 $142 fxe5 26. c5 $16
)25... d5 $11 { Black threatens to win material: d5xe4}  26. Qf5+ Qd7 27. Qxd7+
Rxd7 28. fxe5 fxe5 29. Rxe5 Rg8 ( { Worse is } 29... Bxc5 30. Re6 Rhd8 31.
Rxc6+ Rc7 32. Rxc7+ Kxc7 33. Ba5+ Bb6 34. Bxb6+ axb6 35. Rf1 $16 )30. g3 {
Covers h4}  30... Bxc5  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.9"]
[White "Zaric, Srboljub"]
[Black "Srdic, Goran"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2006"]
[ECO "C19"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "48"]
[WhiteElo "2144"]

{ C19: French: 3 Nc3 Bb4: Main line: 7 Nf3 and 7 a4 } 1. e4 e6 2. d4 d5 3. Nc3
Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 Qa5 8. Bd2 Nbc6 ( 8... Bd7 9. Nf3
Bc6 10. dxc5 Nd7 11. Bd3 Qc7 { 1/2-1/2 Palac,M  ( 2566 ) -Cebalo,M  ( 2475 )
/Bizovac 2004/CBM 098 ext}  )9. g4 $146 ( 9. Bd3 c4 10. Be2 Bd7 11. Nh3 O-O-O
12. Nf4 Rhg8 13. Bg4 Ng6 14. Nh5 Rdf8 15. Qe2 Nd8 16. O-O f5 17. exf6 gxf6 18.
Bh3 Rf7 19. Rfe1 Qc7 20. Qe3 Kb8 21. Qg3 Kc8 22. Qxc7+ Kxc7 23. Kf1 a5 {
Novopashin,A-Bronstein,D/Leningrad 1963/URS-ch/0-1  ( 89 )}  )( 9. Qg4 O-O 10.
Nf3 ( 10. Bd3 c4 11. Be2 f6 12. f4 Qb6 13. Bc1 Qa5 14. Bd2 b5 15. Nf3 bxa4 16.
O-O a3 17. Ra2 Rb8 18. Rfa1 Rb2 19. Rxa3 Qb6 20. Bd1 fxe5 21. fxe5 Bd7 22. h3
Nf5 23. Kh2 Rb1 24. Bc1 h6 { Heinatz,T  ( 2380 ) -Libeau,R  ( 2450 ) /Germany
1997/GER-chT/1/2-1/2}  )10... f6 11. Bd3 f5 12. Qg3 c4 13. Be2 b5 14. O-O bxa4
15. Ng5 Nxd4 16. cxd4 Qxd2 17. Qh4 h6 18. Nf3 Ng6 19. Nxd2 Nxh4 20. Rxa4 Ng6
21. Rfa1 a6 22. Nb1 Ne7 23. Ra5 Nc6 { Fischer,R-Kortschnoj,V/Herceg Novi
1970/Fischer/0-1  ( 55 )}  )( 9. Qg4 O-O 10. Bd3 f6 $11 )9... c4 { This push
gains space}  ( 9... Qc7 $5 10. Nf3 O-O $15 )10. f4 ( 10. h4 Bd7 $14 )10... f6
( 10... h5 11. g5 $11 )11. exf6 ( 11. h4 $5 $14)11... gxf6 $11 12. Nf3 h6 {
Secures g5}  13. h4 ( 13. g5 $5 hxg5 14. fxg5 fxg5 15. Nxg5 $11 )13... Bd7 $15
14. h5 { White gets more space}  14... O-O-O 15. Nh4 e5 16. dxe5 fxe5 17. f5 {
White has a new protected passed pawn: f5. Black has a new passed pawn: e5} 
17... d4 { Black threatens to win material: d4xc3}  18. Qb1 $4 ( 18. Rh3 Nd5
19. Qe2 dxc3 20. Rxc3 Nxc3 21. Qxc4 $17 )18... dxc3 $19 19. Bxh6 ( 19. Be3 Nd5
20. Rh3 Nxe3 21. Rxe3 Qc5 $19 )19... Rxh6 20. Bg2 ( 20. Qb5 { there is nothing
better in the position}  20... Qb4 21. Qxc4 Nxf5 22. gxf5 Rxh5 23. f6 $19
)20... Qc5 21. Qc1 ( 21. Kf1 { desperation}  21... Nb4 22. Bf3 $19 )21... Rd6
22. Nf3 Nd4 ( 22... e4 $142 { and Black can already relax}  23. Qf4 Nd5 24.
Qxe4 Ne3 $19 )23. h6 ( 23. Rh3 { hoping against hope}  23... Bc6 24. Kf1 Nexf5
25. Qg5 $19 )23... Nxf3+ 24. Bxf3 Rd2 ( 24... Rd2 25. Bxb7+ Kxb7 26. Qxd2 cxd2+
27. Kf1 Bc6 28. Ke2 Qd5 29. Rab1+ Kc7 30. Rb7+ Bxb7 31. Rf1 Qg2+ 32. Rf2 d1=Q+
33. Ke3 Nd5# ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.10"]
[White "Hacche, David J"]
[Black "Lin, Zhigen Wilson"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "2097"]
[ECO "D02"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "78"]
[WhiteElo "2036"]

{ D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4 } 1. d4
d5 2. Bf4 Nf6 3. Nf3 c5 4. c3 Qb6 5. Qc1 ( 5. Qc2 cxd4 6. cxd4 Nc6 7. e3 g6 8.
Nc3 Bf5 9. Qb3 Qxb3 10. axb3 Bg7 11. Bb5 Bd7 12. O-O O-O 13. h3 a6 14. Be2 Be6
15. Rfc1 h6 16. Na4 Nd7 17. Nc5 Nxc5 18. Rxc5 Rfc8 19. Rac1 Nb4 { Edward
Dappa,R-Winfridsson,O  ( 2080 ) /Coventry 2005/CBM 105 ext/0-1  ( 50 )}  )5...
Nc6 6. dxc5 $146 ( 6. e3 g6 7. h3 Bg7 8. Nbd2 O-O 9. Be2 Bf5 10. O-O Rac8 11.
Ne5 Nd7 12. Nxc6 Qxc6 13. Nf3 b5 14. Qd2 c4 15. Bh2 f6 16. Rad1 Nb6 17. Rc1
Rfe8 18. Nh4 Bd7 19. f4 a5 20. g4 e5 { Marinsek,T  ( 2185 ) -Polgar,S  ( 2450 )
/Ljubljana 1994/TD/0-1  ( 32 )}  )6... Qxc5 7. e3 { Controls d4}  7... Bf5 8.
Nbd2 Qb6 9. a4 e6 10. Bb5 ( 10. Nd4 Nxd4 11. exd4 a6 $11 )10... a6 $15 11.
Bxc6+ ( 11. Be2 Nh5 12. Bg5 h6 $15 )11... bxc6 $17 ( { Less advisable is }
11... Qxc6 12. Nd4 Qd7 13. Nxf5 exf5 14. Qc2 $14 )12. O-O Be7 13. a5 { White
threatens to win material: a5xb6}  13... Qb7 14. Re1 ( 14. b4 O-O $17 )14...
O-O 15. h3 h6 ( 15... Rac8 16. b3 $17 )16. Ne5 ( 16. b4 c5 17. bxc5 Bxc5 $17
)16... Rac8 $19 17. g4 ( 17. Rd1 Ne4 $19 )17... Bh7 18. h4 Ne4 19. Nef3 $2 (
19. Nxe4 $142 Bxe4 20. f3 $19 )19... Nc5 20. b4 Nd3 21. Qa3 Nxe1 22. Rxe1 c5
23. bxc5 Rxc5 24. Be5 ( 24. g5 { is not much help}  24... hxg5 25. hxg5 Rfc8
$19 )24... Rc4 25. Qa2 ( 25. Bd6 { doesn't get the cat off the tree}  25...
Rxg4+ 26. Kh1 Bxd6 27. Qxd6 Rc8 $19 )25... Rxg4+ 26. Bg3 ( 26. Kh2 { doesn't
improve anything}  26... Rc8 $19 )26... Qb5 27. Nd4 ( 27. Kh2 { cannot undo
what has already been done}  27... Rc8 28. Rc1 Ra4 $19 )27... Qd3 28. N2f3 Qxc3
29. Qe2 ( 29. Qa1 { doesn't get the bull off the ice}  29... Rc8 $19 )29... Bd3
30. Qd1 Bd6 31. Kh2 Bxg3+ 32. fxg3 Bh7 ( 32... Rb8 $142 { might be the shorter
path}  33. Qc1 Qxc1 34. Rxc1 Rb2+ 35. Kh3 $19 )33. Ne5 ( 33. Qc1 { hardly
improves anything}  33... Rc8 34. Qxc3 Rxc3 $19 )33... Re4 34. Nd7 ( 34. Nec6 {
doesn't change the outcome of the game}  34... Rxe3 35. Rxe3 Qxe3 $19 )34...
Rd8 ( 34... Qc7 $142 { seems even better}  35. Nf6+ gxf6 36. Kg2 $19 )35. Nb6 (
35. Qc1 { cannot change what is in store for ?}  35... Qxa5 36. Nb3 Qa2+ (
36... Rxd7 { is impossible}  37. Nxa5 Rd8 38. Nc6 $18 )37. Qd2 Qxb3 $19 )35...
Rxe3 36. Rxe3 Qxe3 37. Nc6 Qf2+ 38. Kh3 Be4 ( 38... Bf5+ 39. g4 Be4 40. Ne7+
Kh7 41. Qd2 Qxd2 42. Kg3 Qg2+ 43. Kf4 Qf2+ 44. Ke5 Qf6# )39. Nxd8 ( 39. Ne7+ {
is no salvation}  39... Kh7 40. Qg1 Qxg1 41. Kg4 h5+ 42. Kf4 Qf2+ 43. Kg5 Qxg3+
44. Kxh5 Bf3# )39... Bg2+  1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.11"]
[White "Sandler, Leonid"]
[Black "Stojic, Svetozar"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1919"]
[ECO "B29"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "71"]
[WhiteElo "2345"]

{ B29: Sicilian: 2 Nf3 Nf6  ( Nimzowitsch Variation ) } 1. e4 c5 2. Nf3 Nf6 3.
Nc3 d5 4. exd5 Nxd5 5. Bc4 Nxc3 6. bxc3 e6 7. O-O Be7 8. d4 ( 8. Ne5 Nd7 9. Qe2
Nxe5 10. Qxe5 O-O 11. Rb1 Bd6 12. Qe4 Rb8 13. d4 cxd4 14. Bb3 f5 15. Qxd4 Qc7
16. Qh4 Bd7 17. Re1 Rf6 18. Bg5 Rg6 19. Be7 Bxe7 20. Qxe7 Rxg2+ 21. Kf1 Qxh2
22. Qc5 Bc6 { Gockner,M  ( 2060 ) -Kunin,V  ( 2494 ) /Oberwart 2006/CBM 113
ext/0-1}  )8... O-O 9. Qe2 Nd7 { Black's piece can't move: c8}  10. Bd3 $146 (
10. Rd1 Qc7 11. d5 e5 12. Ng5 Nf6 13. a4 Bd6 14. h3 Bd7 15. Bd3 h6 16. Ne4 Nxe4
17. Qxe4 f5 18. Qh4 e4 19. Bf1 f4 20. c4 Rae8 21. Ra3 Rf5 22. g4 fxg3 23. fxg3
e3 24. Rxe3 Rxe3 { Leong,M  ( 2205 ) -Simonet Pons,M  ( 2300 ) /Mallorca
2004/CBM 104/0-1}  )10... Nf6 11. Rd1 Qc7 12. Ne5 b6 13. Bf4 Nd5 { Black
threatens to win material: Nd5xf4}  14. Bg3 Bd6 15. Qh5 { White has a mate
threat}  ( 15. dxc5 $5 { looks like a viable alternative}  15... Qxc5 16. c4
$11 )15... f5 $15 { Black has a new backward pawn: e6}  16. Re1 Nxc3 17. dxc5
bxc5 18. Nc4 { The knight feels good on c4}  18... Bxg3 19. hxg3 Qf7 ( 19...
Rb8 20. g4 $15 )20. Qh4 ( 20. Qxf7+ Kxf7 21. Re5 Kf6 22. Rxc5 Rd8 $14 )20...
Qf6 ( 20... Qd7 21. Na5 $15 )21. Qf4 ( 21. Qxf6 Rxf6 22. Re5 Na4 $11 )21... Rd8
( 21... Bb7 22. Qe3 Bd5 23. Ne5 $15 )22. Re5 ( 22. Qc7 Qf8 $11 )22... Rd4 {
Black threatens to win material: Rd4xf4}  ( 22... Bb7 23. Rae1 Be4 24. Rxc5
Bxd3 25. cxd3 Rxd3 26. Qe5 $15 )23. Qf3 $15 { White threatens to win material:
Qf3xa8}  23... Rb8 24. Rae1 ( 24. Qc6 $5 { should be investigated more closely}
 24... Bb7 25. Qxc5 $11 )24... Bb7 $17 25. Qe3 Ne4 ( 25... Bd5 $5 $142 26. Na5
Ne4 $17 )26. Bxe4 $11 Rxe4 ( { Inferior is } 26... Rxc4 27. Bxb7 Rxb7 28. Rxe6
$16 )27. Rxe4 Bxe4 ( { Instead of } 27... fxe4 28. Rb1 Qe7 29. Na5 $14 )28.
Qxc5 Qc3 ( { Inferior is } 28... Bxc2 29. Ne5 Rb1 30. Qc8+ Qf8 31. Qxe6+ Kh8
32. Rxb1 Bxb1 33. a4 $18 )29. Rc1 Bd5 { Black threatens to win material:
Bd5xc4}  ( 29... Bxc2 $2 { doesn't solve anything}  30. Qd6 Re8 31. Ne3 $18
)30. Qd6 { White threatens to win material: Qd6xb8}  30... Rc8 { Black
threatens to win material: Rc8xc4}  31. Ne3 Bxa2 32. Qa6 { White threatens to
win material: Qa6xa2}  32... Bb3 33. Rf1 Bd5 ( 33... Bxc2 $2 { fails to}  34.
Qxe6+ Kh8 35. Rc1 $18 )34. Qxa7 Be4 { Black threatens to win material: Be4xc2} 
35. Qe7 e5 ( 35... Qf6 $5 $142 { must definitely be considered}  36. Qd7 Rd8
$11 )36. Rd1 $16 ( 36. Rd1 Qc6 37. Qxe5 $16 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.12"]
[White "Mdinaradze, Edgar"]
[Black "Zvedeniouk, Ilya"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "2123"]
[ECO "D37"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "94"]
[WhiteElo "1896"]

{ D37: Queen's Gambit Declined: 5 Bf4 } 1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. Nf3 Nbd7
5. e3 a6 6. b3 Bb4 7. Bd2 O-O ( 7... b6 8. Bd3 Bb7 9. O-O Qe7 10. Rc1 O-O 11.
Ne2 Ba3 12. Rc2 dxc4 13. Rxc4 c5 14. Ng3 Rfd8 15. Qe2 b5 16. Rc2 h6 17. Bc1
cxd4 18. Nxd4 Ne5 19. Bxa3 Qxa3 20. Rc7 Nxd3 21. Rxb7 Ne5 22. Nh5 {
Riazantsev,A  ( 2527 ) -Aleksandrov,A  ( 2654 ) /Batumi 2002/CBM 090/1/2-1/2  (
49 )}  )( 7... c5 8. dxc5 Nxc5 9. cxd5 exd5 10. a3 Bxc3 11. Bxc3 O-O 12. Be2
Nce4 13. Bd4 Bg4 14. O-O Rc8 15. Rc1 Qa5 16. h3 Bxf3 17. Bxf3 { 0-1 Gawollek,H 
( 1350 ) -Roehrkasten,R  ( 1875 ) /Verden 2006/CBM 110 ext}  )8. Be2 $146 ( 8.
Bd3 dxc4 9. bxc4 e5 10. dxe5 Ng4 11. Qb1 Ndxe5 12. Nxe5 Nxe5 13. Bxh7+ Kh8 14.
Qxb4 Kxh7 15. O-O Rh8 16. c5 Kg8 17. Ne2 Nc6 18. Qc3 Qh4 19. f3 Qxh2+ 20. Kf2
Be6 21. e4 Qe5 22. Bf4 Qxc3 { Vasiljev,A-Chekhover,V/Leningrad 1947/MCD/1/2-1/2
 ( 35 )}  )8... b6 9. O-O Bb7 ( 9... Bd6 10. a4 $11 )10. cxd5 ( 10. Nxd5 $5
Nxd5 11. cxd5 $14 )10... exd5 $11 ( { Worse is } 10... Nxd5 11. Nxd5 Bxd2 12.
Nxb6 ( 12. Nxd2 $6 Bxd5 13. Rc1 c5 $11 )12... cxb6 13. Qxd2 $16 )11. Bd3 Re8
12. Ne2 ( 12. Qc2 Qe7 $11 )12... Bd6 $15 13. Ng3 g6 { Prevents intrusion on f5}
 14. Qc2 Ne4 15. Rfd1 Qf6 { Black has an active position}  ( 15... Nxd2 16.
Qxd2 Qe7 17. a4 $15 )16. Be1 h5 17. Bxe4 dxe4 18. Nd2 { White threatens to win
material: Nd2xe4}  18... Qe6 { White's piece can't move: e1}  19. Nc4 Bf8 20.
Rac1 Rac8 21. Bc3 Bd5 { The bishop likes it on d5}  22. Bb2 f6 { Secures e5}  (
22... h4 23. Ne2 g5 24. Ne5 $15 )23. Qb1 ( 23. Ne2 $5 $11)23... h4 $15 { Black
threatens to win material: h4xg3}  24. Ne2 g5 25. Nc3 ( 25. h3 $5 $15 {
deserves consideration} )25... Bxc4 $17 26. bxc4 h3 27. gxh3 Bd6 28. Ne2 $2 (
28. f4 $142 gxf4 29. exf4 Qxh3 30. Rf1 $19 )28... Qxh3 29. Ng3 Kf7 ( 29... f5
$5 $142 { keeps an even firmer grip}  30. c5 f4 31. Qc2 $19 )30. c5 bxc5 31.
dxc5 Nxc5 32. Rxc5 Bxc5 33. Qc2 $2 ( 33. Nxe4 $142 Qg4+ 34. Ng3 $19 )33... Bd6
34. Qc4+ Qe6 35. Qa4 ( 35. Qxa6 Ra8 36. Qb5 Rxa2 $19 )35... Re7 ( 35... Rb8 {
makes it even easier for Black}  36. Bc3 $19 )36. Rd4 ( 36. Qxa6 Rh8 $19 )36...
Bxg3 37. fxg3 Rb8 38. Rd2 Rb5 39. Rc2 ( 39. Rf2 f5 40. Qd4 $19 )39... Rd7 40.
Rf2 ( 40. Kg2 { does not help much}  40... Qg4 41. Qc4+ Kg7 $19 )40... Rf5 41.
Rc2 ( 41. Re2 $19 { otherwise it's curtains at once} )41... Rd1+ 42. Kg2 Rff1
43. Rxc7+ ( 43. Qc4 { what else?}  43... Rg1+ 44. Kf2 $19 )43... Kg6 44. Rc5
Rg1+ 45. Kf2 Rdf1+ ( 45... Rh1 46. Qxd1 Rxd1 47. Kg2 Rd2+ 48. Kg1 Qh3 49. Rxg5+
fxg5 50. Bd4 Qg2# )46. Ke2 $19 Rb1 47. Bd4 Rg2#  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.13"]
[White "Dragicevic, Domagoj"]
[Black "Wedding, Robin"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "1856"]
[ECO "C00"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "72"]
[WhiteElo "2087"]

{ C00: French: Unusual White 2nd moves } 1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3
Nc6 5. c3 Bd6 6. Qc2 ( 6. b4 a5 7. b5 dxe4 8. dxe4 Ne5 9. Nxe5 Bxe5 10. Qc2 Nd7
11. Nc4 Bf6 12. Be2 Ne5 13. Ne3 Be7 14. f4 Ng6 15. O-O Bc5 16. Kh1 O-O 17. Nc4
f5 18. Bd3 Qe7 19. Bd2 b6 20. Rae1 Qd7 { Ljubojevic,L  ( 2590 ) -Portisch,L  (
2640 ) /Montreal 1979/MCL/1/2-1/2  ( 52 )}  )6... O-O 7. Be2 e5 8. O-O Bg4 $146
( 8... Re8 9. Re1 b6 10. Nf1 h6 11. Ng3 Ne7 12. d4 dxe4 13. dxe5 exf3 14. exd6
fxe2 15. dxe7 Rxe7 16. Rxe2 Bb7 17. Rxe7 Qxe7 18. Be3 Qe6 19. Bd4 Nd5 20. f3 c5
21. Bf2 Nf4 22. Re1 Qxa2 23. Nf5 { Fox,A  ( 2123 ) -Cech,P  ( 2407 ) /Cork
2005/CBM 105 ext/0-1  ( 60 )}  )9. Re1 Qd7 10. Nf1 d4 { This push gains space} 
11. Ng3 Rfe8 { White has a cramped position}  12. Nh4 Bxe2 13. Rxe2 dxc3 (
13... Rad8 14. Nhf5 $11 )14. bxc3 $14 g6 { Consolidates f5}  ( 14... Bc5 15.
Be3 Bb6 16. Rd1 $14 )15. Bg5 { White threatens to win material: Bg5xf6}  15...
Be7 ( 15... Qe6 16. Rb1 $16 )16. Qd2 ( 16. Nf3 Red8 17. Rd1 Ne8 $16 )16... Rad8
17. Rd1 Qe6 18. f4 exf4 19. Qxf4 Qg4 ( 19... h6 20. Bxh6 Bc5+ 21. d4 Nxd4 22.
cxd4 Bxd4+ 23. Rxd4 Rxd4 24. h3 $16 ( 24. Qxc7 $6 Rc8 25. Qxb7 Rd1+ 26. Nf1 Ng4
$15 ))20. Qxg4 ( 20. Nf3 $5 $16)20... Nxg4 $14 21. Bxe7 Rxe7 22. d4 Na5 23. Nf3
{ White prepares e5}  23... Nc4 { The knight is not easily driven from c4}  (
23... c5 24. Rde1 $14 )24. e5 ( 24. h3 Nf6 $16 )24... Nge3 $14 { Black
threatens to win material: Ne3xd1}  25. Rc1 b5 26. Ne4 Nd5 27. g3 { Controls
f4}  27... Kg7 { Black king safety dropped}  28. Kf2 f6 29. Nxf6 Nxf6 30. exf6+
Kxf6 31. Rxe7 Kxe7 32. Re1+ Kf6 ( 32... Kd6 33. Kg2 $11 )33. h4 h6 { Covers g5}
 34. g4 Nb6 35. g5+ hxg5 36. hxg5+ Kf7  1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.14"]
[White "Goldsmith, Alan D"]
[Black "Zulfic, Fedja"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1809"]
[ECO "B27"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "82"]
[WhiteElo "2081"]

{ B27: Sicilian: 2 Nf3, unusual Black 2nd moves } 1. e4 c5 2. Nf3 g6 3. h4 h5 (
3... Bg7 4. h5 d6 5. Bc4 Nc6 6. d3 Nf6 7. h6 Bf8 8. Bg5 e6 9. e5 dxe5 10. Bb5
Qa5+ 11. Nc3 Nd7 12. Bxc6 bxc6 13. Nxe5 c4 14. Nf3 cxd3 15. Qxd3 f6 16. Bd2 Be7
17. Qe2 e5 18. Ne4 { Skripchenko,A  ( 2456 ) -Wojtkiewicz,A  ( 2559 ) /New York
2004/CBM 100 ext/0-1  ( 36 )}  )4. d4 cxd4 ( 4... Bg7 5. Nc3 cxd4 6. Nxd4 Nc6
7. Be3 Nf6 8. f3 O-O 9. Nb3 a5 10. Bb5 d5 11. Bxc6 bxc6 12. e5 Nd7 13. f4 Nb6
14. Bxb6 Qxb6 15. Qd4 Qc7 16. Qc5 e6 17. Nb5 Qb7 18. Nd6 Qb4+ 19. Qxb4 {
Perciun,D  ( 2202 ) -Slovineanu,V  ( 2423 ) /Predeal 2006/CBM 113 ext/0-1  ( 39
)}  )5. Nxd4 $146 ( 5. Bc4 Nc6 ( 5... Qb6 6. c3 d3 7. Qxd3 Nf6 8. Be3 Qxb2 9.
O-O Ng4 10. Bd4 Rh7 11. Ng5 e5 12. Nxh7 exd4 13. Qxd4 Nc6 14. Qh8 Kd8 15. Nxf8
Kc7 16. Bxf7 Qxa1 17. Nxg6 Qb2 18. Qxh5 Nxf2 19. Qf3 Nxe4 20. Qxe4 { Hansen,T 
( 2282 ) -Haug,R/Oslo 2002/CBM 087 ext/1-0}  )6. c3 Nf6 7. Ng5 e6 8. O-O Bg7 9.
cxd4 d5 10. exd5 Nxd5 11. Nc3 Nb6 12. Bb5 Qxd4 13. Be3 Qxd1 14. Rfxd1 O-O 15.
Bc5 Re8 16. Nce4 Bxb2 17. Rab1 Be5 18. f4 Bg7 19. Nxf7 Nd5 { Real de Azua,E  (
2308 ) -Nedilsky,D  ( 2296 ) /Buenos Aires 2003/CBM 095 ext/0-1}  )( 5. Qxd4
Nf6 6. Nc3 Nc6 7. Qd3 Bg7 8. Bg5 d6 9. Be2 O-O 10. O-O Bg4 11. a3 Nd7 12. Qd2
Kh7 13. Be3 Bxf3 14. Bxf3 Nce5 15. Be2 Nb6 16. b3 Rc8 17. Nb5 Nc6 18. c3 Nd7
19. Rab1 Nc5 { Galego,L  ( 2475 ) -Silva,F  ( 2340 ) /Lisbon 1997/CBM 056
ext/1-0  ( 38 )}  )5... Nc6 6. Bg5 { Black is behind in developement. Black's
piece can't move: c8}  ( 6. Nc3 $5 $14)6... Bg7 $11 7. c3 { Secures b4+d4} 
7... Nf6 { Black threatens to win material: Nf6xe4}  8. Nd2 O-O 9. f4 $2 ( 9.
Nxc6 $142 { would keep White alive}  9... bxc6 10. Bxf6 exf6 11. g4 hxg4 12.
Qxg4 $11 )9... Ng4 10. N2f3 ( 10. Nxc6 bxc6 11. Qf3 f6 $19 )10... f6 ( 10...
Nxd4 { keeps an even firmer grip}  11. cxd4 d5 12. Ne5 $19 )11. Qb3+ $2 ( 11.
Qd2 fxg5 12. hxg5 d5 $19 )11... e6 ( 11... d5 $142 { and Black can already
relax}  12. Nc2 e6 13. exd5 Qxd5 14. Qxd5 exd5 15. Bd3 fxg5 16. hxg5 Rxf4 17.
Bxg6 $19 )12. O-O-O $2 ( 12. g3 Nxd4 13. cxd4 Qa5+ 14. Qc3 Qb6 $19 )12... Qb6 (
12... Nxd4 $142 { seems even better}  13. Nxd4 Qb6 $19 )13. Nb5 ( 13. Rd2 { the
last chance for counterplay}  13... fxg5 14. fxg5 Bxd4 15. cxd4 Qxb3 16. axb3
$19 )13... fxg5 14. f5 ( 14. hxg5 { a fruitless try to alter the course of the
game}  14... Nf2 15. Rh4 Qe3+ 16. Kb1 Nxd1 17. Qxd1 Rxf4 $19 )14... gxf5 15.
exf5 Rxf5 ( 15... Nf2 $5 $142 { makes it even easier for Black}  16. hxg5 Rxf5
17. Rxh5 Nxd1 18. Kxd1 $19 )16. Bd3 Rxb5 $1 { Decoy: b5}  17. Bxb5 ( 17. Qxb5
Qxb5 { Combination}  )( 17. Bxb5 Nf2 { Decoy}  )17... Nf2 18. Nxg5 Nxh1 19. Rf1
( 19. Rxh1 { cannot change what is in store for ?}  19... Ne5 20. Rf1 Qe3+ 21.
Kd1 Ng4 $19 )19... Bh6 ( 19... Qe3+ $142 { it becomes clear that Black will
call all the shots}  20. Kb1 Ng3 21. Rd1 $19 )20. Qc2 ( 20. Rxh1 { is one last
hope}  20... Ne5 21. Kb1 $19 )20... Bxg5+ 21. Kb1 ( 21. hxg5 { doesn't get the
cat off the tree}  21... Ne7 ( 21... Qxb5 $4 { leads to death in 2}  22. Qg6+
Kh8 23. Rf8# )22. Rxh1 Qxb5 23. Rxh5 Qf1+ 24. Qd1 Qxd1+ 25. Kxd1 d5 $19 )21...
Ne7 ( 21... Kg7 $142 { might be the shorter path}  22. Rxh1 Qxb5 23. hxg5 Qxg5
24. Qd1 $19 )22. Bd3 ( 22. Rxh1 { a last effort to resist the inevitable} 
22... Qxb5 23. c4 $19 )22... Ng3 23. Qd1 Nxf1 24. Qxh5 Qe3 25. Qh7+ Kf8 26.
hxg5 Qe1+ 27. Kc2 Qf2+ ( 27... Nf5 { and Black can already relax}  28. Bxf1
Qxf1 29. Qh3 $19 )28. Kb3 Nd2+ 29. Ka4 Qf4+ 30. b4 Qxg5 31. Qh8+ Qg8 ( 31...
Ng8 $142 { secures the point}  32. Qd4 d5 33. Ka3 $19 )32. Qh6+ Qg7 33. Qxd2
Nd5 ( 33... b6 { seems even better}  34. Qf4+ Kg8 35. Qd4 $19 )34. c4 ( 34. Kb3
{ cannot undo what has already been done}  34... a5 35. bxa5 Rxa5 $19 )34...
b5+ $1 { Double attack: b4/b5}  35. cxb5 ( 35. Kxb5 Rb8+ { Double attack}  )(
35. cxb5 Nb6+ { Combination}  )35... Qe7 ( 35... Bb7 36. Be2 Rc8 37. Bf3 Nb6+
38. Kb3 $19 )36. a3 ( 36. Qh6+ { hardly improves anything}  36... Ke8 37. a3
Qf6 38. Qxf6 Nxf6 $19 )36... a5 $1 { Pinning: g4}  37. bxa5 ( 37. Qh6+ { a
fruitless try to alter the course of the game}  37... Qg7 38. Qxg7+ Kxg7 39.
bxa5 e5 $19 )37... Qh4+ 38. g4 ( 38. Kb3 { doesn't do any good}  38... Qd4 39.
g3 Ke7 $19 )38... Qxg4+ 39. Kb3 Qf4 ( 39... Qd4 { makes it even easier for
Black}  40. a4 $19 )40. Qb2 ( 40. Qxf4+ { does not improve anything}  40...
Nxf4 41. Bc4 Rxa5 $19 )40... Qf6 ( 40... Rxa5 $142 { and Black wins}  41. Kc2
$19 )41. Qd2 ( 41. Qxf6+ { does not win a prize}  41... Nxf6 42. Kb4 Ke7 $19
)41... Qc3+ $1 { a devastating blow}  ( 41... Qc3+ 42. Qxc3 Nxc3 43. Kxc3 Rxa5
$19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.15"]
[White "Ajith, Chol Solomon"]
[Black "Saint, Andrew"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1934"]
[ECO "B01"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "44"]
[WhiteElo "1430"]

{ B01: Scandinavian Defence } 1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bc4 Bg4 5. f3
Bf5 6. Nc3 c6 7. dxc6 Nxc6 8. d3 Qb6 $146 ( 8... e6 9. Be3 ( 9. Bf4 Bd6 10. Be3
O-O 11. Nge2 Qc7 12. Ng3 Bxg3+ 13. hxg3 Qxg3+ 14. Bf2 Qxg2 15. Rg1 Qh2 16. Qd2
Qe5+ 17. Kd1 Bg6 18. Rg5 Qh2 19. Rg1 Qh5 20. Qe3 Ne5 21. Bb5 Nxf3 22. Rg3 Nd4+
23. Kd2 Nf5 { Brekalo,T-Runjic,B/Split 2006/CBM 112 ext/0-1}  )9... a6 10. Nge2
Bd6 11. Qd2 Na5 12. Bb3 Nxb3 13. axb3 Bb4 14. Bg5 h6 15. Bxf6 Qxf6 16. Qf4 Qe7
17. O-O-O O-O 18. g4 Bh7 19. h4 Rac8 20. Ne4 e5 21. Qe3 Qc7 22. N4c3 a5 23. f4
{ Saenger,T  ( 1997 ) -Walke,G  ( 1747 ) /Bad Woerishofen 2001/CBM 081 ext/1-0 
( 42 )}  )( 8... e5 9. Be3 ( 9. Nge2 Bc5 10. Bg5 O-O 11. Qd2 Qd6 12. Nb5 Qe7
13. a3 Rfd8 14. Nbc3 Nd4 15. O-O-O Rac8 16. Nd5 Qd6 17. Bxf6 gxf6 18. Nxd4 Bxd4
19. g4 Bg6 20. h4 e4 21. h5 exd3 22. Bb3 Rxc2+ 23. Bxc2 dxc2 { Megias
Gonzalez,J-Casero Alcaniz,P  ( 2099 ) /Valencia 2003/CBM 096 ext/0-1}  )9...
Nd4 10. Qd2 Bc5 11. Bb3 Bb4 12. Nge2 b5 13. Bxd4 exd4 14. Qf4 dxc3 15. Qxb4
cxb2 16. Qxb5+ Bd7 17. Qe5+ Qe7 18. Qxe7+ Kxe7 19. Rb1 Rab8 20. Kd2 a5 21. Nc3
Rhc8 22. a4 Be6 23. Rhe1 { Mirzoeva,E  ( 2010 ) -Kazarova,I  ( 2225 ) /Moscow
1996/CBM 056 ext/1/2-1/2  ( 32 )}  )9. Nge2 e5 ( 9... e6 $5 $11)10. Ng3 { White
threatens to win material: Ng3xf5}  10... Bg6 11. Bb3 { Black has a very active
position}  11... O-O-O { Black castles and improves king safety}  12. Qe2 {
Black has a very active position}  ( 12. Nge4 $5 $14 { has some apparent merit}
)12... Nd4 $11 { Black threatens to win material: Nd4xe2}  13. Qd1 ( 13. Qxe5
$4 { the pawn is something White will choke on}  13... Re8 14. Qxe8+ Nxe8 $19
)13... Bb4 14. Bd2 Rhe8 { Black has a very active position}  15. Na4 Bxd2+ (
15... Qa5 16. Bxb4 Qxb4+ 17. Qd2 $11 )16. Qxd2 $14 { White has a cramped
position}  16... Qc6 17. O-O e4 ( 17... h5 18. Qf2 $14 )18. fxe4 $16 Bxe4 (
18... Nxe4 $142 19. Nxe4 Rxe4 $16 )19. Nxe4 $4 { spoils everything}  ( 19. Bxf7
$142 { White has the better game}  19... Rf8 20. Bb3 $18 ( 20. Nxe4 $143 Rxf7
21. Nac3 Qb6 $16 ))19... Nxe4 $19 20. Qa5 $4 { White has lost his nerve...
understandable when you consider his position}  ( 20. dxe4 $142 Nxb3 21. Qf2
Nxa1 22. Nc3 $19 )20... Ne2+ 21. Kh1 N4g3+ $1 { Mate attack}  22. hxg3 ( 22.
hxg3 Qh6+ { Mate attack}  )( 22. -- -- { Mate attack}  )22... Qh6+ ( 22... Qh6+
23. Qh5 Qxh5# ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.16"]
[White "Peake, Michael"]
[Black "Sykes, Alexander"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "1930"]
[ECO "B47"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "58"]
[WhiteElo "1774"]

{ B47: Sicilian: Taimanov: 5 Nc3 Qc7 6 f4, 6 g3 and 6 Be2 } 1. e4 c5 2. Nf3 e6
3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Nf3 ( 6. Bg5 a6 7. Qd2 Ne5 8. f4 Nc4 9.
Bxc4 Qxc4 10. O-O-O Bb4 11. Nde2 f6 12. Bh4 Nh6 13. g4 O-O 14. g5 fxg5 15. Bxg5
Nf7 16. Bh4 Nd6 17. Qe3 Rf7 18. Kb1 Nb5 19. Rd3 Nxc3+ 20. Nxc3 b5 { Milos,G  (
2560 ) -Granda Zuniga,J  ( 2590 ) /Buenos Aires 1993/CBM 035/1/2-1/2  ( 54 )} 
)( 6. Ndb5 Qd8 7. Be3 b6 8. f4 d6 9. Qf3 a6 10. Nd4 Nxd4 11. Bxd4 e5 12. Be3
Nf6 13. Bc4 Qc7 14. Bb3 Bb7 15. O-O-O Be7 16. g4 exf4 17. Bxf4 O-O 18. g5 Nd7
19. h4 Ne5 20. Bxe5 dxe5 { Rizouk,A  ( 2457 ) -Bellon Lopez,J  ( 2428 )
/Campillos 2005/CBM 104 ext/1-0  ( 50 )}  )6... a6 7. Bd3 $146 { Black's piece
can't move: c8}  ( 7. a4 Nf6 8. Bd3 Be7 9. O-O d6 10. h3 Bd7 11. Be3 Rc8 12.
Qe2 O-O 13. Rfd1 Nb4 14. Rac1 e5 15. Nd2 Be6 16. f4 exf4 17. Bxf4 Nxd3 18. Qxd3
Qb6+ 19. Kh1 Qxb2 20. Ne2 d5 21. e5 Nd7 { Laitinen,L  ( 1885 ) -Fischdick,G  (
2290 ) /Oslo 1983/MCD/0-1  ( 42 )}  )7... Na5 ( 7... Be7 $5 $14)8. O-O b5 (
8... Nc6 9. Be3 $16 )9. a3 ( 9. Ne2 d6 $16 )9... Bb7 10. Bd2 ( 10. Re1 $5
$16)10... Nc4 $14 11. Bxc4 Qxc4 12. Re1 Nf6 { e4 seems the pivot of the
position. Black threatens to win material: Nf6xe4. Black is behind in
development.}  ( 12... d6 13. Bf4 $11 )13. b3 { White threatens to win
material: b3xc4}  13... Qc7 14. e5 Nd5 15. Nxd5 Bxd5 16. Bf4 Rc8 17. Nd4 Qb7 (
17... Bc5 $11)18. f3 { Controls e4}  ( 18. Qg4 $5 $14 { is worthy of
consideration} )18... Be7 19. Kh1 O-O 20. a4 ( 20. Qd3 $5 $15)20... b4 $17 21.
Qe2 ( 21. Qd2 $17)21... Rc7 ( 21... f6 $5 $19)22. Rac1 ( 22. Qf2 Bc5 23. Rad1
Rcc8 $15 )22... Rfc8 ( 22... Rc3 23. Bd2 Rcc8 24. c4 bxc3 25. Rxc3 $17 )23. Qd2
Rc3 24. Re3 ( 24. Ne2 R3c5 25. Be3 $15 )24... R3c7 25. c4 ( 25. Ree1 $5 $11
$142 { and White can hope to live} )25... bxc3 $17 26. Rexc3 h5 ( 26... Rxc3 $5
27. Rxc3 Rxc3 28. Qxc3 f6 29. exf6 Bxf6 $17 )27. Rxc7 ( 27. Nf5 Bf8 28. Nh6+
gxh6 29. Bxh6 Rxc3 30. Rxc3 Bxh6 31. Qxh6 Rxc3 32. Qg5+ Kf8 33. Qd8+ Kg7 34.
Qg5+ Kf8 35. Qd8+ Kg7 36. Qg5+ Kf8 $11 )27... Rxc7 $17 28. Rxc7 Qxc7 29. h3 Kf8
 1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.17"]
[White "Hoile, Robert"]
[Black "Cloudsdale, Colin"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "1929"]
[ECO "E38"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "75"]
[WhiteElo "1904"]

{ E38: Nimzo-Indian: Classical: 4...c5 } 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5
5. dxc5 Na6 6. a3 Bxc3+ 7. Qxc3 Nxc5 8. b4 Nce4 9. Qc2 d5 10. f3 Nd6 11. c5 Nf5
12. e4 $146 ( 12. e3 e5 ( 12... Qc7 13. Bb5+ ( 13. Rb1 e5 14. g4 Ne7 15. Bb2
O-O 16. Ne2 Be6 17. Ng3 Rad8 18. Be2 Ne8 19. O-O f6 20. Rbc1 a6 21. f4 Nc6 22.
Bd3 e4 23. Be2 Qe7 24. Rcd1 Nc7 25. Qb1 Rd7 26. Rd2 Rfd8 27. Rfd1 Kf8 { Leyva,H
 ( 2275 ) -Moran,A  ( 2375 ) /Matanzas 1992/TD/1/2-1/2  ( 72 )}  ) 13... Bd7
14. Bxd7+ Nxd7 15. Ne2 Qe5 16. Qc3 O-O 17. Qxe5 Nxe5 18. Nd4 Ne7 19. O-O Nc4
20. Rd1 a5 21. bxa5 Rxa5 22. Rb1 Rxc5 23. Rxb7 Ng6 24. Bd2 Nxd2 25. Rxd2 Rc3
26. Rb3 Rxb3 27. Nxb3 { Savva,P  ( 2064 ) -Arosemena,J  ( 2206 ) /Turin
2006/CBM 113/1/2-1/2  ( 48 )}  )13. Bb5+ Kf8 14. Ne2 a5 ( 14... h5 15. O-O Be6
16. Bd3 Qd7 17. Rd1 h4 18. e4 Ne7 19. f4 dxe4 20. Bxe4 Bd5 21. Bxd5 Nfxd5 22.
Nc3 h3 23. Nxd5 Nxd5 24. g3 exf4 25. Bxf4 Qe6 26. Re1 Qc6 27. Bd6+ Kg8 28. Re5
Nf6 29. Qe2 { Shariyazdanov,A  ( 2532 ) -Akopian,V  ( 2680 ) /Moscow 2002/CBM
088/0-1  ( 35 )}  )( 14... e4 15. O-O h5 16. fxe4 dxe4 17. c6 Nd6 18. Bb2 Nxb5
19. Qc5+ Qd6 20. Qxb5 Ng4 21. Ng3 bxc6 22. Qg5 f6 23. Rad1 Qe7 24. Nxh5 Be6 25.
h3 Nxe3 26. Bxf6 gxf6 27. Rxf6+ { 1-0 Ivanov,S  ( 2515 ) -Aseev,K  ( 2560 ) /St
Petersburg 1996/CBM 056}  )15. Rb1 axb4 16. axb4 h5 17. O-O h4 18. Rd1 Qc7 19.
e4 Ne7 20. Bg5 d4 21. f4 Rh5 22. fxe5 Rxg5 23. exf6 Ng6 24. Nxd4 Bh3 25. Rd2
Nf4 26. Nf3 Rxg2+ { Budovic,E  ( 2200 ) -Kosikov,A  ( 2395 ) /Beltsy
1979/MCD/1/2-1/2  ( 32 )}  )12... dxe4 13. fxe4 Qd4 { Black threatens to win
material: Qd4xa1}  14. Bb2 ( 14. Bb5+ Kf8 15. exf5 Qxa1 $14 )14... Qxe4+ (
14... Qe3+ $5 { should be investigated more closely}  15. Qe2 Nxe4 $11 )15.
Qxe4 $14 Nxe4 { Black has a new protected passed pawn: e6}  16. Bd3 Nf6 17.
Bxf5 exf5 18. Bxf6 gxf6 19. Ne2 Be6 20. Rd1 { Traps the king in the center} 
20... Rd8 21. Rxd8+ ( 21. Nd4 Rd5 $16 )21... Kxd8 $14 22. Kf2 Ke7 ( 22... Kc8
23. Nc3 $11 )23. Rd1 $16 Rc8 24. Nf4 ( 24. Nd4 $5 $16)24... b6 $11 25. cxb6 ( {
Inferior is } 25. Nxe6 fxe6 26. cxb6 axb6 $17 )25... axb6 26. Nd5+ Bxd5 27.
Rxd5 { A rook endgame occured}  27... Ke6 { Black threatens to win material:
Ke6xd5}  28. Rd3 ( 28. Rb5 Rc2+ 29. Kf3 Rc3+ 30. Kf4 Rc4+ 31. Ke3 Rc3+ 32. Kd4
Rxa3 33. Rxb6+ Ke7 34. Rb7+ Ke6 35. Rb6+ Ke7 $11 )28... f4 29. Kf3 { White
threatens to win material: Kf3xf4}  29... Ke5 30. Rb3 ( 30. a4 Rc4 $11 )30...
Rc4 ( 30... b5 $5 $15)31. a4 $11 Kf5 32. a5 bxa5 33. bxa5 { White has a new
passed pawn: a5.}  33... Ra4 { Black threatens to win material: Ra4xa5}  34.
Rb5+ Kg6 35. Rc5 h5 36. h4 { White has a new backward pawn: g2}  36... Kh6 37.
Rf5 { Attacks the isolani on f4. White threatens to win material: Rf5xf4} 
37... Kg6 38. Rb5  1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.18"]
[White "Rigo, Bernard"]
[Black "Brown, Andrew"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1915"]
[ECO "B33"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "75"]
[WhiteElo "1827"]

{ B33: Sicilian: Pelikan and Sveshnikov Variations } 1. e4 c5 2. Nf3 Nc6 3. d4
cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Nxe7
Qxe7 11. c4 b4 12. Nc2 Be6 ( 12... O-O 13. Bd3 h6 14. Bh4 Be6 15. f3 ( 15. Qd2
a5 16. O-O Rfe8 17. b3 Rac8 18. Rad1 Nxe4 19. Bxe4 Qxh4 20. Bf3 Red8 21. a3
bxa3 22. Nxa3 Nd4 23. Qe3 Nxf3+ 24. gxf3 Bh3 25. Rfe1 f5 26. Kh1 f4 27. Qe2 Bf5
28. Nb5 Rc6 29. Qd2 Qh3 { Galka,K-Malec,R/Ostroda 2006/CBM 113 ext/0-1  ( 63 )}
 )15... a5 16. O-O g5 17. Bf2 Nd7 18. Re1 Nc5 19. Bf1 b3 20. axb3 Nxb3 21. Ra3
Rfb8 22. Ne3 Ncd4 23. Bd3 Rb7 24. Nf5 Bxf5 25. exf5 Rab8 26. g4 Rb4 27. Be3 {
Vovk,Y  ( 2435 ) -Moroz,A  ( 2487 ) /Pardubice 2005/CBM 107 ext/0-1  ( 45 )} 
)13. Bd3 $146 ( 13. Qf3 h6 14. Bxf6 Qxf6 15. Qxf6 gxf6 16. Bd3 Rg8 17. g3 Ke7
18. f3 a5 19. Kf2 a4 20. b3 Rgb8 21. Rhb1 Rb7 22. g4 Rba7 23. Ke3 axb3 24. axb3
Rxa1 25. Rxa1 Rxa1 26. Nxa1 Nd4 27. Bc2 Kf8 { Raphael,J  ( 2220 ) -Mukabi,J  (
2140 ) /Elista 1998/CBM 066 ext/1/2-1/2  ( 37 )}  )13... O-O 14. O-O h6 15.
Bxf6 ( 15. Bd2 $5 $16 $142)15... Qxf6 $11 16. Qd2 Qg5 17. Qxg5 hxg5 18. Rfd1 a5
19. Rd2 a4 20. Rad1 b3 21. axb3 axb3 22. Na3 Nd4 23. Nb5 Nxb5 24. cxb5 { White
has a new passed pawn: b5.}  24... Rfb8 25. Rc1 Ra2 { Menacing}  26. f3 {
Covers g4}  26... Kf8 27. Rc6 { White threatens to win material: Rc6xd6}  27...
Ke7 28. Be2 Rc8 29. Rcxd6 Rc2 30. b6 { He broke from his leash}  30... Bc8 {
Loses material}  ( 30... Raxb2 31. b7 Rxd2 32. Rxe6+ Kxe6 33. b8=Q Rxe2 34.
Qb6+ Ke7 35. Qc7+ Ke8 36. Qc8+ Ke7 37. Qc7+ Ke8 38. Qc8+ Ke7 39. Qc7+ $11 )31.
Rd8 ( 31. Bf1 Ra1 32. Rd1 Rxd1 33. Rxd1 Rxb2 34. Bc4 $16 )31... Rxd2 ( 31...
Raxb2 $5 $142 { would keep Black in the game}  32. b7 Bxb7 33. R8d7+ Ke8 34.
Rd8+ Ke7 35. R8d7+ Ke8 36. Rd8+ Ke7 $11 )32. Rxd2 $16 Ra4 $4 { further
deteriorates the position}  ( 32... Ra8 $142 33. Rd5 f6 $16 )33. Rd5 ( 33. Bb5
{ and White can already relax}  33... Rd4 34. Rxd4 exd4 $18 )33... f6 ( 33...
Ra2 34. Rb5 Rxb2 35. b7 Bxb7 36. Rxb7+ Kd6 37. Bc4 $18 )34. Bb5 Ra1+ ( 34...
Rd4 { doesn't get the cat off the tree}  35. Rxd4 exd4 36. Bc6 $18 )35. Kf2 Rc1
36. b7 $1 { Decoy: b7}  36... Bxb7 37. Rd7+ Kf8 38. Rxb7 ( 38. Rxb7 Rc2+ 39.
Kg3 Rxb2 40. Ba4 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.19"]
[White "Hvistendahl, Robert"]
[Black "Garcia-Blanco, Miguel"]
[Result "1-0"]
[Annotator "Fritz 10"]
[BlackElo "1699"]
[ECO "C13"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "69"]
[WhiteElo "1855"]

{ C14: French: Classical System: 4 Bg5 Be7 main line } 1. e4 e6 2. d4 d5 3. Nc3
Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 O-O 7. Bd3 f5 8. exf6 ( 8. Nh3 Na6 9. Bxa6 bxa6
10. Na4 Qe8 11. O-O c5 12. Nf4 Qf7 13. c4 dxc4 14. d5 Nxe5 15. d6 Bxg5 16. hxg5
Nd7 17. Nxe6 Qxe6 18. Re1 Qxe1+ 19. Qxe1 Bb7 20. Qe6+ Rf7 21. Re1 Be4 22. f3
Bd3 { Khalifman,A  ( 2545 ) -Ulibin,M  ( 2495 ) /Sochi 1989/CBM 016/1-0}  )( 8.
Nce2 c5 9. c3 h6 10. Bxe7 Qxe7 11. Nf4 Qf7 12. Nge2 g6 13. Qd2 c4 14. Bc2 Re8
15. g4 Nf8 16. O-O-O Nc6 17. Rdg1 Kh8 18. Nxg6+ Qxg6 19. gxf5 Qh5 20. Nf4 Qf7
21. Ng6+ Nxg6 22. Rxg6 Qxg6 { Marra,E  ( 2262 ) -Nascimento,D  ( 2153 )
/Brasilia 2005/CBM 108 ext/1-0  ( 51 )}  )8... Nxf6 9. Nf3 { Black has a
cramped position}  9... Nbd7 $146 ( 9... c5 10. dxc5 Bxc5 11. Qe2 Nc6 12. a3 (
12. O-O-O Bd7 13. Kb1 a6 14. h5 Qe7 15. Nh4 Qf7 16. Bg6 Qe7 17. h6 gxh6 18.
Bxh6 hxg6 19. Nxg6 Qf7 20. Nh8 Qe7 21. Rd3 Bd6 22. f4 Nh7 23. Ng6 Qf6 24. Rg3
Kf7 25. Qh5 Rg8 26. Nf8+ Ke7 { Shabalov,A  ( 2470 ) -Budnikov,A/Leningrad
1989/TD/1-0}  )12... a6 13. O-O-O b5 14. g4 b4 15. axb4 Bxb4 16. Bd2 Qa5 17. g5
Ng4 18. h5 Rb8 19. Rdg1 Qa1+ 20. Nb1 Ba3 21. Bc3 Bxb2+ 22. Kd2 Qa4 23. Nd4 Rxf2
24. Rxg4 { Marjanusic,V  ( 2272 ) -Strangar,Z  ( 2195 ) /Sombor 2004/CBM 102
ext/0-1}  )( 9... c5 $5 $142 { would keep Black alive}  10. dxc5 Bxc5 $11 )10.
Qe2 $16 Nb6 11. Ne5 c5 12. Bxf6 ( 12. dxc5 Nbd7 13. f4 $14 )12... Rxf6 $2 (
12... Bxf6 $142 { is a viable option}  13. dxc5 Nd7 $11 )13. Qh5 $18 Rh6 14.
Qf7+ Kh8 15. Qf3 Rf6 16. Qh5 ( 16. Qxf6 $142 Bxf6 17. Nf7+ Kg8 18. Nxd8 cxd4
19. Nb5 Bxd8 20. Nxd4 $16 )16... g6 $4 ( 16... Qg8 $142 { is just about the
only chance}  17. Ng6+ Rxg6 18. Bxg6 Nd7 $14 )17. Nxg6+ $18 Kg7 ( 17... Rxg6 {
does not improve anything}  18. Bxg6 Qg8 19. Bxh7 Qxh7 20. Qe8+ Qg8 21. Qxe7
cxd4 22. Ne2 $18 )18. Nxe7 Qxe7 19. Qxh7+ ( 19. dxc5 { makes it even easier for
White}  19... Qxc5 20. O-O-O Rf7 21. Qxh7+ Kf8 22. Qh6+ Ke7 23. Qg5+ Kf8 $18
)19... Kf8 20. Qxe7+ ( 20. Qh8+ $142 { and White has reached his goal}  20...
Kf7 21. g4 c4 $18 )20... Kxe7 21. dxc5 Nd7 22. b4 ( 22. Rd1 { seems even
better}  22... Nxc5 23. Be2 b6 $18 )22... a5 23. h5 ( 23. bxa5 { makes it even
easier for White}  23... Nxc5 24. h5 Rxa5 $18 )23... Rh6 $2 ( 23... axb4 $142
24. Ne2 Nxc5 $18 )24. b5 Nxc5 25. Bg6 ( 25. g4 { keeps an even firmer grip} 
25... Bd7 26. g5 Nxd3+ 27. cxd3 Rh7 $18 )25... a4 ( 25... d4 26. Ne2 e5 $18
)26. g4 d4 ( 26... Bd7 { doesn't do any good}  27. g5 Rxg6 28. hxg6 Rg8 $18
)27. Ne4 ( 27. g5 { might be the shorter path}  27... Rh8 28. Ne4 b6 29. Nxc5
bxc5 $18 )27... Nxe4 $4 { terrible, but the game is lost in any case}  ( 27...
Rxg6 $142 28. Nxc5 Rxg4 $18 )28. Bxe4 e5 ( 28... Bd7 { does not save the day} 
29. g5 Rhh8 30. h6 $18 )29. g5 Rh8 30. h6 Bd7 ( 30... Rf8 { a fruitless try to
alter the course of the game}  31. h7 Bf5 32. Bxf5 Rxf5 33. h8=Q Rxh8 34. Rxh8
Rxg5 35. Ke2 $18 )31. g6 Kf6 ( 31... Rag8 { hardly improves anything}  32. Kd2
Bxb5 33. g7 Rxh6 34. Rxh6 Rxg7 35. Rb1 $18 )32. g7 Rhd8 ( 32... Rhg8 { does not
help much}  33. Rg1 Bf5 34. Bxf5 Kxf5 35. O-O-O $18 )33. Kd2 Bxb5 ( 33... Be6 {
cannot change what is in store for ?}  34. Rag1 Rg8 35. Rh5 $18 )34. Rag1 Bc4
35. h7 ( 35. h7 Bxa2 36. Rh6+ Ke7 37. Rb6 $18 ) 1-0

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.20"]
[White "Milton, Anthony W"]
[Black "Jackson, Ralph E"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1938"]
[ECO "E61"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "109"]
[WhiteElo "1466"]

{ E61: King's Indian: Early deviations for White, including Smyslov System } 1.
d4 g6 2. c4 Bg7 3. Nf3 d6 4. Nc3 Nf6 5. e3 O-O 6. Bd3 Nc6 7. O-O $146 ( 7. a3
e5 8. h3 ( 8. d5 Ne7 9. e4 Bg4 ( 9... Nh5 10. Be2 f5 11. Ng5 Nf6 12. Qd3 h6 13.
Nh3 f4 14. Bd2 Nd7 15. Na4 a6 { 1/2-1/2 Rodrigues,T-Verde,B/Guarapuava
1995/Juniors}  ) 10. h3 Bxf3 11. Qxf3 Nd7 12. Be3 f5 13. Bg5 fxe4 14. Qxe4 Nc5
15. Qe3 Qd7 16. Bxe7 Qxe7 17. O-O-O a6 18. b4 Nxd3+ 19. Rxd3 Qh4 20. Ne4 Bh6 {
0-1 Rakocevic,Z  ( 2146 ) -Kurtanovic,M  ( 2009 ) /Belgrade 2005/CBM 104 ext} 
)8... Re8 9. d5 Ne7 10. Qc2 b6 11. b3 e4 12. Nxe4 Nxe4 13. Bb2 Bxb2 14. Qxb2
Nc5 15. Bc2 Bf5 16. h4 Bxc2 17. Qxc2 Nf5 18. h5 Qf6 19. Rd1 Ne4 20. Rd3 Qa1+
21. Rd1 Qc3+ { Mansoor,M-Smith,A/Dubai 1986/TD/0-1  ( 41 )}  )( 7. h3 e5 8. d5
Nb4 9. Be2 Bf5 10. g4 Be4 11. Nxe4 Nxe4 12. a3 Na6 13. Qc2 f5 14. gxf5 gxf5 15.
Rg1 Kh8 16. b4 c5 17. b5 Nb8 18. Bd3 Qa5+ 19. Kf1 Nd7 20. Nd2 Ndf6 21. Bxe4
fxe4 { Wagner,S-Strubreiter,M/Vienna 2006/CBM 113 ext/1/2-1/2}  )( 7. b3 e5 8.
Bb2 exd4 9. Nxd4 Nxd4 10. exd4 Re8+ 11. Be2 Bg4 12. O-O Bxe2 13. Nxe2 d5 14. c5
Qd7 15. Qd3 a6 16. a4 Re7 17. Ba3 c6 18. Rae1 Rae8 19. Bc1 Nh5 20. f3 f5 21.
Kf2 h6 { Klyszcz,M-Lucas,M/Bargteheide 1989/TD/1/2-1/2  ( 41 )}  )7... e5 8. d5
{ White threatens to win material: d5xc6}  8... Ne7 9. e4 Nh5 10. Bg5 { Black
has a cramped position}  10... h6 { Black threatens to win material: h6xg5} 
11. Be3 { Black has a cramped position}  11... Nf4 12. Bc2 f5 { Trying to
unravel the pawn chain}  ( 12... Bg4 13. h3 Bh5 14. Kh2 $11 )13. Ne2 ( 13. Bxf4
fxe4 14. Bxe5 exf3 15. Bxg7 Kxg7 $14 )13... Nxe2+ 14. Qxe2 f4 { Black threatens
to win material: f4xe3}  15. Bd2 g5 16. Ne1 ( 16. h3 Ng6 $11 )16... Qe8 ( 16...
g4 $5 $15)17. f3 $11 { Controls g4}  17... h5 { Black prepares the advance g4} 
18. c5 { Attacks the pawn chain}  18... g4 { Nimzovich: attack the chain at its
base}  19. cxd6 cxd6 20. Bb4 { White threatens to win material: Bb4xd6}  20...
Qg6 { Black plans g3}  ( 20... Qd8 21. Qd2 $11 )21. Rc1 a5 { Black threatens to
win material: a5xb4}  22. Bc3 Bd7 23. a4 g3 24. h3 { Consolidates g4}  24...
Qe8 25. b3 Qb8 26. Nd3 ( 26. Bd3 Qa7+ 27. Kh1 Rac8 $11 )26... b5 27. Nb2 ( 27.
axb5 $5 $142 { has some apparent merit}  27... Rc8 28. Qd2 $11 )27... b4 $17
28. Bd2 ( 28. Be1 $5 $17)28... Qa7+ $19 29. Kh1 Ng6 ( 29... Bxh3 30. gxh3 Qd7
31. Bd3 $17 )30. Nc4 $2 ( 30. Rg1 $11 $142 { and White hangs on} )30... Rf6 $19
31. Rg1 Nh4 32. Be1 Rg6 33. Bd3 Bxh3 34. gxh3 Qd7 35. Rg2 Qxh3+ 36. Kg1 Qd7 (
36... Qxg2+ $6 37. Qxg2 Nxg2 38. Kxg2 $11 )( { Less advisable is } 36... Nxg2
37. Qxg2 Qd7 38. Bf1 $17 )37. Kf1 $2 ( 37. Kh1 $19 $142)37... Qa7 $4 { an
unfortunate move that relinquishes the win}  ( 37... Nxg2 { seems even better} 
38. Qxg2 Rb8 39. Bf2 $19 )38. Nb2 $4 { throwing away the advantage}  ( 38. Bf2
$142 { would be a reprieve}  38... Qd7 39. Bb6 $11 )38... Nxg2 $19 39. Qxg2 h4
40. Bf2 ( 40. Rc2 Kh7 $19 )40... Qxf2+ 41. Qxf2 gxf2 42. Kxf2 h3 43. Nc4 ( 43.
Rg1 { there is nothing better in the position}  43... Rh6 44. Nd1 $19 )43...
Bf6 44. Rh1 Bh4+ 45. Ke2 Rg2+ 46. Kf1 ( 46. Kd1 { doesn't get the bull off the
ice}  46... h2 47. Bf1 Rg1 48. Rxh2 Bg3 $19 )46... Rf2+ ( 46... Ra7 47. Nxe5
dxe5 48. d6 Rag7 49. Bc4+ Kh8 50. d7 Rf2+ 51. Ke1 Rh2+ 52. Kd1 Rxh1+ 53. Kc2
Rh2+ 54. Kd3 Rg1 55. d8=R+ Bxd8 56. Bd5 Rc1 57. Bc4 Rd1# )47. Kg1 Rxf3 48. Be2
Rg3+ ( 48... Rxb3 $142 { keeps an even firmer grip}  49. Kh2 Kg7 $19 )49. Kf1 (
49. Kh2 { the last chance for counterplay}  49... Ra7 50. Nxd6 Rxb3 51. Bd1 $19
)49... Rxb3 50. Nd2 Rc3 51. Rg1+ Bg3 52. Bd1 Rac8 ( 52... Re3 53. Nf3 Rc8 54.
Rxg3+ fxg3 55. Ng5 Rc1 56. Nxh3 Rxd1+ 57. Kg2 Rd2+ 58. Nf2 gxf2 59. Kf1 Rh3 60.
Kg2 f1=Q+ 61. Kxf1 Rh1# )53. Nb3 Rxb3 $1 { Decoy: d1}  54. Bxb3 ( 54. Bxb3 Rc1+
{ Decoy}  )( 54. -- Re3 { Mate threat}  )54... Rc1+ 55. Ke2  0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.21"]
[White "Voon, Richard"]
[Black "Szuveges, Narelle"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1702"]
[ECO "A35"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "162"]
[TimeControl "240+2"]
[WhiteElo "1903"]

{ A38: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3 Nf6 } 1. Nf3 g6 2. c4 c5 3.
Nc3 Nc6 4. d4 cxd4 5. Nxd4 Bg7 6. Nc2 Nf6 7. g3 O-O 8. Bg2 b6 9. O-O Bb7 10. b3
d6 ( 10... Rc8 11. Bb2 d6 12. Nd5 Nd7 13. Bxg7 Kxg7 14. Qd2 a6 15. Rfd1 Ba8 16.
Nce3 b5 17. Qb2+ Kg8 18. Rac1 bxc4 19. Nxc4 Rb8 20. Nce3 h5 21. Qa3 Bb7 22. Nf4
Nb4 23. Bxb7 Rxb7 24. Nfd5 a5 { 1/2-1/2 Maletin,P  ( 2538 ) -Savchenko,B  (
2569 ) /Cheboksary 2006/CBM 112}  )11. Bb2 Qd7 $146 ( 11... Na5 12. Nd5 e6 13.
b4 exd5 14. bxa5 Rc8 15. Ne3 bxa5 16. cxd5 Ba6 17. Bd4 Nd7 18. Bxg7 { 1/2-1/2
Csom,I  ( 2505 ) -Radulov,I  ( 2505 ) /Surakarta 1982/MCD}  )( 11... Qc7 12.
Rc1 Rac8 13. Bh3 Rcd8 14. Nd5 Nxd5 15. Bxg7 Ne3 16. Nxe3 Kxg7 17. Qd2 f5 18.
Nd5 Qd7 19. Bg2 Ne5 20. Nf4 Bxg2 21. Kxg2 e6 22. Rfd1 Ng4 23. f3 Nf6 24. Qe3
Rfe8 25. Rc2 g5 26. Nh5+ { Loehr,M-Stillger,B  ( 2285 ) /Germany
1995/GER/1/2-1/2  ( 43 )}  )12. Rb1 ( 12. Nd5 Ne8 13. Bxg7 Kxg7 $14 )12... Rfd8
( 12... e6 13. Qd2 $11 )13. e4 e6 { Secures d5}  14. Ne3 a6 { Prevents
intrusion on b5}  15. a4 ( 15. f4 $11 $142)15... Qc7 $4 { gives the opponent
new chances}  ( 15... Rac8 16. h3 $11 )16. Qd2 $4 { forfeits the advantage}  (
16. Ncd5 $142 { with excellent chances for White}  16... Nxd5 17. cxd5 $18
)16... Rd7 17. Rfd1 Rad8 $4 { a transit from better to worse}  ( 17... Rc8 18.
h3 $11 )18. f4 $4 { hands over the advantage to the opponent}  ( 18. Ncd5 $142
{ White would have gained the upper hand}  18... Nxd5 19. cxd5 $18 ( 19. exd5
$6 Ne7 $18 ))18... Ne7 19. Qe2 { White has an active position}  19... Qc5 20.
Kh1 d5 ( 20... Qc7 $5 $11 { is worth consideration} )21. e5 { White threatens
to win material: e5xf6}  ( 21. cxd5 exd5 22. e5 d4 $16 )21... Ne8 ( 21... Ne4
$5 22. Nxe4 dxe4 23. Rxd7 Rxd7 $16 )22. cxd5 Nxd5 ( 22... exd5 23. Rdc1 Qc8 24.
Ncxd5 Qb8 25. Nxe7+ Rxe7 $18 )23. Nexd5 ( 23. Ncxd5 $5 $142 exd5 24. Bd4 $18
)23... exd5 $16 { Black has a new passed pawn: d5}  24. Rd2 ( 24. Na2 Qe7 $16
)24... d4 25. Ne4 Bxe4 ( 25... Qb4 26. Rd3 $14 )26. Bxe4 b5 ( 26... f6 $5 27.
Rc1 Qb4 $18 )27. axb5 axb5 28. Qd3 ( 28. Rc1 Qb6 $18 )28... Nc7 { Begins the
manoeuvre Ne8-c7-b5-c3}  ( 28... f6 $5 $142 29. e6 Re7 30. Bxd4 Qh5 $18 )29.
Rc1 $18 Qb6 ( 29... Qe7 $142 30. Bc6 f6 31. Bxd7 Rxd7 32. exf6 Bxf6 $18 )30.
Ba3 ( 30. Bc6 $5 $18 $142)30... b4 ( 30... Nd5 31. Bc5 ( 31. Qxd4 $143 Qa5 $15
)31... Qa6 32. Bxd4 ( 32. Qxd4 $143 Nb6 33. Bxb6 Rxd4 34. Bxd4 Qe6 $11 )32...
Nxf4 33. gxf4 Rxd4 34. Qxd4 Rxd4 35. Rxd4 $14 )31. Bb2 Nb5 32. Ra1 ( 32. Bc6 $5
$142 Nc3 33. Bxd7 Rxd7 34. Qc4 $16 ( 34. Bxc3 $6 bxc3 35. Ra2 Qxb3 36. Ra8+ Bf8
$14 ))32... Nc3 $14 { The knight dominates}  33. Bf3 ( 33. Ra6 Qc5 $14 )33...
Ra7 34. Rxa7 Qxa7 35. Qc4 { White threatens to win material: Qc4xb4}  35... Qb6
36. Kg2 Bf8 37. Rf2 ( 37. Rd3 Qc5 $11 )37... Bc5 38. h4 $4 { White has let it
slip away}  ( 38. Rd2 Bf8 $11 )38... Qb5 ( 38... d3 39. Bxc3 bxc3 $19 ( 39...
Bxf2 $6 { is much worse}  40. Qxb4 Qxb4 41. Bxb4 $19 ))39. Qxb5 $11 Nxb5 40. h5
( 40. Be4 $11 $142 { would allow White to play on} )40... d3 $17 41. Rf1 d2 42.
hxg6 hxg6 43. Bd1 $2 ( 43. Ra1 Bd4 44. Ra5 Nc7 45. Bxd4 Rxd4 $19 )43... Bd4 $4
{ Black lets it slip away}  ( 43... Ra8 $142 { secures the point}  44. e6 Nc3
45. Bxc3 bxc3 $19 )44. Bxd4 $17 Rxd4 45. Kf3 Rd3+ 46. Ke2 Rxg3 ( 46... Rd5 $5
$17 $142)47. Kxd2 $11 Nd4 { Attacking the isolated pawn on b3}  48. Kc1 ( 48.
Re1 $5 $11 { looks like a viable alternative} )48... Nxb3+ 49. Kb2 ( 49. Bxb3
$5 Rxb3 50. Kd2 $17 )49... Nd4 50. Rf2 Kf8 51. Ba4 Ke7 52. Rd2 Ne6 53. Rd7+ (
53. Rf2 Re3 $19 )53... Kf8 54. Rb7 Nxf4 55. Bb3 ( 55. Rb8+ Kg7 56. Rb5 $19
)55... Ne6 ( 55... Nd3+ $142 { and Black can already relax}  56. Kc2 Nc5 57.
Rxf7+ Ke8 $19 )56. Rb5 $4 { White has lost his nerve... understandable when you
consider his position}  ( 56. Bxe6 $142 fxe6 57. Rb8+ Kg7 58. Rb7+ Kh6 59. Rb6
$19 )56... Nc5 { Black threatens to win material: Nc5xb3}  ( 56... Rxb3+ $142 {
and Black wins}  57. Kxb3 Nd4+ 58. Kxb4 Nxb5 $19 )57. Rb8+ $4 { with this move
White loses his initiative}  ( 57. Rxc5 $142 { this is the best way to fight
back}  57... Re3 58. Rc8+ Ke7 59. Rc7+ Kd8 60. Rc5 $11 )57... Ke7 $19 58. Ba2 (
58. Bd5 { cannot undo what has already been done}  58... Re3 59. Rb5 Re2+ 60.
Kb1 Rxe5 $19 )58... Nd3+ ( 58... b3 $142 { seems even better}  59. Bb1 $19 )59.
Kc2 Nxe5 60. Rb5 ( 60. Rxb4 Rg2+ 61. Kb3 g5 $19 )60... Nd7 ( 60... Nc6 { keeps
an even firmer grip}  61. Rb7+ Kd6 62. Bxf7 $19 )61. Rb7 ( 61. Rxb4 Rg2+ 62.
Kb1 f5 $19 )61... f5 62. Bc4 ( 62. Rxb4 { cannot change destiny}  62... Rg2+
63. Kb1 g5 $19 )62... Kd6 ( 62... Rc3+ $142 { secures victory}  63. Kd2 Rxc4
$19 )63. Bf7 ( 63. Rxb4 { does not win a prize}  63... Rg4 64. Kc3 Ne5 $19
)63... Ne5 64. Be8 Kd5 ( 64... Rc3+ $142 { makes it even easier for Black}  65.
Kd2 Rc4 66. Bxg6 Rd4+ 67. Ke3 Re4+ 68. Kd2 Nxg6 69. Rb6+ Kd5 70. Rxg6 Rd4+ 71.
Kc2 $19 )65. Rb6 ( 65. Rb5+ { doesn't improve anything}  65... Kd4 66. Rxb4+
Ke3 67. Rb3+ Kf2 $19 )65... g5 ( 65... Kc4 $142 { might be the shorter path} 
66. Bb5+ Kc5 67. Rb8 b3+ 68. Kb2 $19 )66. Rb5+ Ke4 67. Rxb4+ Ke3 68. Rb5 Nf3
69. Rb3+ Kf2 70. Rb2 ( 70. Rb4 { is not much help}  70... Ne1+ 71. Kd2 Rd3+ 72.
Kc1 f4 $19 )70... Nd4+ 71. Kd2 ( 71. Kb1+ { does not solve anything}  71... Ke3
$19 )71... f4 ( 71... Re3 { might be the shorter path}  72. Bb5 Nxb5 73. Kd1+
Kf1 74. Rxb5 $19 )72. Bd7 ( 72. Bh5 { doesn't change the outcome of the game} 
72... Rh3 73. Bg4 Rb3 $19 )72... Re3 73. Rb4 ( 73. Bg4 { is no salvation} 
73... Kg3 74. Bd1 Nf3+ 75. Kc1 Ne5 $19 )73... Nf3+ 74. Kc2 Ne5 75. Be6 ( 75.
Bc8 $19 { no good, but what else?} )75... Nc6 76. Rb6 ( 76. Rxf4+ { is not the
saving move}  76... gxf4 77. Bf7 Ke1 $19 )76... Rxe6 77. Kc3 g4 78. Rb2+ Re2
79. Rb6 Ne5 80. Kd4 g3 81. Rf6 f3 ( 81... f3 82. Rf8 g2 83. Rf4 g1=Q 84. Re4
Rd2+ 85. Kxe5 Qg5+ 86. Ke6 Qg6+ 87. Ke7 Qxe4+ 88. Kf7 Rd6 89. Kg8 Rd7 90. Kh8
Qh7# ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.22"]
[White "Gibbs, Glen B"]
[Black "McColl, Kevin"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1900"]
[ECO "D98"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "88"]
[WhiteElo "1800"]

{ D98: Grünfeld: Russian System: 7 e4 Bg4 } 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4.
Nc3 d5 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Bg4 8. Be2 Nfd7 9. Be3 Nb6 10. Qd3 Nc6 11.
Rd1 f5 ( 11... Qc8 12. Qc2 e5 13. d5 Bxf3 14. Bxf3 Nd4 15. Bxd4 exd4 16. Ne2 c6
17. dxc6 Qxc6 18. Qxc6 bxc6 19. e5 Rae8 20. Rxd4 c5 21. Rd2 Nc4 22. Rc2 Nxe5
23. b3 c4 24. O-O cxb3 25. axb3 Nxf3+ 26. gxf3 { Andersson,U  ( 2630 )
-Kortschnoj,V  ( 2635 ) /London 1984/MCL/1/2-1/2  ( 50 )}  )( 11... Nb4 12. Qb1
Bxf3 13. gxf3 e6 14. h4 Nc6 15. e5 Nd5 16. Nxd5 Qxd5 17. h5 Rfd8 18. hxg6 hxg6
19. b3 Ne7 20. Bc1 Nf5 21. Bb2 c5 22. dxc5 Qxc5 23. Rc1 Qd5 24. Qa1 Rac8 25.
Rxc8 Qd2+ 26. Kf1 { Viana,A-Pelikian,J  ( 2385 ) /Vitoria 2006/CBM 114 ext/0-1 
( 31 )}  )12. e5 $146 { White gains space}  ( 12. exf5 Bxf5 13. Qb5 Qd6 14. O-O
Rad8 15. Qb3+ e6 16. Nh4 Qb4 17. Qxb4 Nxb4 18. g4 Bc2 19. Rd2 Ba4 20. Nxa4 Nxa4
21. Nf3 Nd5 22. Rc2 Nab6 23. Bg5 Rd7 24. Ne5 Rd6 25. Bf3 c6 26. Bd2 Rdd8 {
Castillo,M-Rossetto,H/Mar del Plata 1950/MCL/0-1  ( 49 )}  )( 12. d5 Bxf3 13.
gxf3 Ne5 $14 )12... f4 $11 13. Bc1 Bf5 { Black threatens to win material:
Bf5xd3}  ( 13... Qd7 14. Qe4 $11 )14. Qd2 ( 14. Qb5 Bc2 15. Rd2 a6 $14 )14...
Nb4 15. a3 { White threatens to win material: a3xb4}  15... Nc2+ ( 15... N4d5
16. O-O $11 )16. Kf1 $14 { White loses the right to castle}  16... Na1 17. Bd3
( 17. Qxf4 Nb3 18. Be3 Qd7 $16 )17... Nb3 18. Qc2 Nxc1 ( 18... Bxd3+ 19. Rxd3
Nxc1 20. Rd1 $14 )19. Bxf5 $14 Rxf5 20. Rxc1 e6 { Prevents intrusion on d5}  (
20... Kh8 21. Qb3 $14 )21. Ke2 ( 21. Qb3 $5 $142 Qd7 22. Ne4 $16 )21... c5 $11
22. Rhd1 ( 22. dxc5 $5 Nd7 23. Rhd1 $14 )22... cxd4 $15 23. Rxd4 Rxe5+ ( 23...
Qe7 24. Qb3 $15 )24. Kf1 $11 Rd5 { Black threatens to win material: Rd5xd4} 
25. Nxd5 Bxd4 26. Nxf4 e5 $2 ( 26... Rc8 $142 { and Black can hope to survive} 
27. Qd2 Rxc1+ 28. Qxc1 Bg7 $11 )27. Ne6 ( 27. Nxg6 Qd6 28. Qb3+ Kg7 $18 )27...
Qd7 $16 28. Qb3 Nd5 $4 { simply worsens the situation}  ( 28... Qd5 29. Qxd5
Nxd5 30. Rd1 $16 )29. Nexd4 ( 29. Nfxd4 $142 { finishes off the opponent} 
29... exd4 30. Nf4 $18 ( 30. Nxd4 $6 Re8 $16 ))29... exd4 30. Ne5 Qe6 31. Qg3
$4 { weakening the position}  ( 31. Qxb7 $142 Rf8 32. Nf3 $18 )31... Re8 32. f4
$4 ( 32. Nd3 $11 $142 { was much better} )32... Nxf4 $1 $19 { Decoy: f4.}  33.
Qxf4 Rf8 ( 33... Qxe5 $6 { succumbs to}  34. Qxe5 Rxe5 35. Rc7 $15 )34. Qxf8+
Kxf8 35. Nd3 ( 35. Re1 $19 { what else?} )35... Qf5+ 36. Nf2 Qb5+ 37. Ke1 ( 37.
Kg1 { doesn't change anything anymore}  37... Qxb2 38. Rd1 Qxa3 39. Rxd4 b5 40.
Rd8+ Ke7 $19 )37... Qxb2 38. Rc8+ Kg7 ( 38... Ke7 $5 { might be the shorter
path}  39. g3 Qxa3 40. Rc7+ Ke6 41. Rxb7 $19 )39. Rc7+ Kf6 ( 39... Kg8 $142 {
keeps an even firmer grip}  40. Rc8+ Kf7 41. Rc7+ Ke6 $19 )40. Ne4+ ( 40. Rxh7
{ doesn't change anything anymore}  40... Qxa3 41. Rh3 Qb4+ 42. Kd1 Qb1+ 43.
Ke2 Qb2+ 44. Kd3 Ke5 $19 )40... Ke5 ( 40... Ke6 $142 { ends the debate}  41.
Ng3 d3 42. Rc4 $19 )41. Re7+ Kf5 ( 41... Kd5 $142 { and Black can already
relax}  42. Nf2 Kd6 $19 )42. Nd2 ( 42. Nf2 $19 { praying for a miracle} )42...
Qc1+ 43. Ke2 d3+ $1 { Double attack: e7/d3}  44. Kxd3 Qxa3+ ( 44... Qxa3+ 45.
Kc2 Qxe7 $19 ) 0-1

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.23"]
[White "Slidziunas, John"]
[Black "Huynh, Arthur"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "1833"]
[ECO "B01"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "108"]
[WhiteElo "1671"]

{ B01: Scandinavian Defence } 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3
a6 6. h3 e6 7. Bd3 ( 7. Be3 b5 8. a3 Bb7 9. Be2 Nbd7 10. O-O c5 11. dxc5 Qxd1
12. Raxd1 Bxc5 13. Bxc5 Nxc5 14. Ne5 Ke7 15. Rd4 Rhd8 16. Rfd1 Rxd4 17. Rxd4
Rc8 18. f3 g5 19. h4 h6 20. Kf2 Ncd7 21. Nxd7 Nxd7 { Ferguson,M  ( 2360 )
-Bronstein,D  ( 2445 ) /Hastings 1995/CBM 050 ext/1/2-1/2}  )7... b5 $146 (
7... Nbd7 8. Qe2 ( 8. Ne4 Nxe4 9. Bxe4 c5 10. c3 Nf6 { 1/2-1/2 Ramaswamy,A  (
2216 ) -Cruz,F  ( 2397 ) /Sitges 2006/CBM 113 ext}  )8... c5 9. Be3 b5 10. Ne4
Qc7 11. dxc5 Bxc5 12. Bxc5 Nxc5 13. Nxc5 Qxc5 14. O-O Bb7 15. a4 b4 16. Qe5 Qe7
17. Nd2 O-O 18. Rae1 Rfd8 19. f4 Nd7 20. Qe2 Nc5 21. Ne4 b3 22. Nxc5 { Wood,D 
( 2285 ) -Bronstein,D  ( 2445 ) /Hastings 1995/CBM 048 ext/0-1  ( 41 )}  )(
7... Be7 8. O-O O-O 9. Bg5 Nbd7 10. Qd2 c5 11. Bf4 Qb6 12. Be5 cxd4 13. Bxd4
Qc7 14. Rfe1 Bc5 15. Bxf6 Nxf6 16. Ne4 Nxe4 17. Rxe4 Be7 18. Rc4 Qb8 19. Re1 b5
20. Rd4 Bb7 21. Rd7 Bxf3 22. Rxe7 { Dembo,Y  ( 2402 ) -Gvetadze,S  ( 2283 )
/Chisinau 2005/CBM 106 ext/1/2-1/2  ( 66 )}  )( 7... Bd7 8. O-O $14 )8. O-O {
Black has a cramped position}  ( 8. Ne4 $5 Qd5 9. Nxf6+ gxf6 10. O-O $16 )8...
Bb7 $14 { White has an active position}  9. Re1 Nbd7 10. Ne4 Nxe4 11. Bxe4 ( {
Worse is } 11. Rxe4 Bxe4 12. Bxe4 Rb8 $15 )11... Bxe4 12. Rxe4 c5 ( 12... Qd5
13. Rg4 $14 )13. Bf4 { White threatens to win material: Bf4xd6}  ( 13. a4 b4
$16 )13... Qd5 $14 { Black threatens to win material: Qd5xe4}  14. Qe2 Bd6 15.
Bxd6 Qxd6 16. Rd1 Nf6 17. dxc5 Qxc5 { Black king safety dropped.}  18. Re5 {
White threatens to win material: Re5xc5}  18... Qc7 19. c3 O-O 20. a3 Rfd8 21.
Re1 Rac8 22. Ng5 h6 { Black threatens to win material: h6xg5}  23. Nf3 Qc4 24.
Nd4 Qxe2 25. R1xe2 ( { Instead of } 25. Nxe2 Rd2 26. Rb1 Nd7 $17 )25... Rd5 26.
f3 { Covers e4+g4}  26... Kf8 27. Kf2 Rcc5 28. Rxd5 Nxd5 ( 28... Rxd5 $142 {
and Black is still in the game}  29. f4 g5 $11 )29. Rxe6 $1 $16 { Double
attack: c5/f8. .}  29... Rxc3 $2 ( 29... fxe6 30. Nxe6+ { Double attack}  )30.
Rxa6 ( 30. Rd6 $142 { makes it even easier for White}  30... Rc5 31. b4 $18
)30... Rd3 31. Nxb5 ( 31. Nf5 $5 Kg8 32. Rd6 Kh7 $18 )31... Rd2+ $16 32. Kg3
Ne3 ( 32... Rxb2 $5 $142 33. Ra8+ Ke7 34. Ra7+ Kf6 35. Ra6+ Ke7 $16 )33. b4 $18
g5 34. f4 Nxg2 35. fxg5 hxg5 36. Nd6 Nf4 37. Nf5 Ke8 38. Nd6+ ( 38. b5 Kd7 $18
)38... Ke7 $4 { gives the opponent counterplay}  ( 38... Kf8 39. b5 Ke7 40.
Nf5+ Kd7 $18 )39. Ne4 $18 Rg2+ ( 39... Rd3+ $142 40. Kg4 Nxh3 41. Ra7+ Kf8 $18
)40. Kf3 Rg1 41. Nxg5 $1 { Remove defender: g5.}  41... Rf1+ ( 41... Rxg5 42.
Ra7+ { Double attack}  ( 42. Kxf4 { Remove defender} ))42. Kg4 f6 43. Ne4 Nd5
44. Nc5 f5+ ( 44... Rf4+ 45. Kg3 Rc4 46. Na4 $18 )45. Kg3 ( 45. Kg5 { might be
the shorter path}  45... f4 $18 )45... f4+ 46. Kg4 Ne3+ 47. Kg5 Rf2 ( 47... Nc4
{ doesn't do any good}  48. a4 f3 49. Kf4 $18 )48. Ne4 ( 48. Re6+ { and White
can already relax}  48... Kd8 49. a4 Rf1 $18 )48... Rf1 ( 48... Rh2 { doesn't
get the bull off the ice}  49. Ra7+ Kd8 50. h4 $18 )49. b5 f3 50. Rf6 ( 50. Kf4
{ keeps an even firmer grip}  50... Nd5+ 51. Kg3 Re1 $18 )50... Kd7 ( 50... Nd5
51. Rf5 Ke6 52. Rf8 $18 )51. Nd2 ( 51. Nc5+ Ke7 52. Re6+ Kd8 53. Rxe3 Rg1+ 54.
Kh6 f2 $18 )51... Rg1+ 52. Kh4 ( 52. Kh5 $142 { makes it even easier for White}
 52... Ra1 53. Rxf3 Rxa3 $18 )52... Ng2+ ( 52... Ra1 53. Rf7+ Kc8 54. Rxf3 (
54. Nxf3 $6 Rxa3 55. Ne5 Rb3 $18 )54... Rxa3 55. Ne4 $18 )53. Kh5 ( 53. Kg3
$142 { and the result of the game is clear: White will win}  53... Ne1+ 54. Kf2
$18 )53... Rd1 54. Nxf3 Rd5+  1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.24"]
[White "Anderson-Smith, William"]
[Black "Cooke, Tristrom P"]
[Result "1/2-1/2"]
[Annotator "Fritz 10"]
[BlackElo "1549"]
[ECO "D10"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "57"]
[WhiteElo "1629"]

{ D10: Slav Defence: 3 cxd5  ( without early Nf3 )  and 3 Nc3 } 1. d4 d5 2. c4
c6 3. Nc3 dxc4 4. a4 e5 5. e3 exd4 6. exd4 Be6 7. Nf3 Be7 ( 7... Nf6 8. Be2 Bb4
( 8... Be7 9. O-O Nbd7 10. Nd2 O-O 11. Nxc4 Nb6 12. Ne5 a5 13. Be3 Re8 14. Kh1
Nbd5 15. Qd2 Bb4 16. Qc1 Qb6 17. Nd3 Bd6 18. Bf3 Rad8 19. Re1 Bb8 20. Nc5 Bf5
21. Qd2 Nxe3 22. Rxe3 Qxc5 23. Rxe8+ { Flanders,C  ( 2046 ) -Ophoff,J  ( 2276 )
/Turin 2006/CBM 113/0-1  ( 32 )}  )9. O-O Nbd7 10. Qc2 a5 11. Re1 O-O 12. Na2
b5 13. Nc3 Bxc3 14. bxc3 Bd5 15. Bf4 Be4 16. Qb2 Nd5 17. Bd6 Re8 18. axb5 cxb5
19. Rec1 N7b6 20. Bg3 b4 21. cxb4 c3 22. Qb3 { Obodchuk,A  ( 2435 ) -Sokolov,I 
( 2647 ) /Poikovsky 2002/CBM 089/0-1  ( 33 )}  )8. Ne5 { White threatens to win
material: Ne5xc4}  8... Bf6 $146 ( 8... Nf6 9. Bxc4 Bxc4 10. Nxc4 Na6 11. O-O
O-O 12. Re1 Nb4 13. Bf4 Re8 14. Be5 Qd7 15. Qb3 Nfd5 16. Rad1 f6 17. Bg3 Bf8
18. Ne4 Re6 19. Nc5 Bxc5 20. dxc5 Rae8 21. Rf1 R8e7 22. Nd6 Re2 23. h3 {
Kamberovic,S  ( 2231 ) -Muslija,I  ( 2237 ) /Opatija 2003/CBM 094 ext/0-1  ( 31
)}  )9. Bxc4 Bxc4 ( 9... Bxe5 $5 10. Bxe6 Bxd4 $11 )10. Nxc4 $14 Ne7 { The
isolani on d4 becomes a target}  11. Be3 { White has an active position}  ( 11.
Ne4 Nc8 12. Qb3 b6 $16 )11... O-O 12. O-O { Black has a cramped position} 
12... Na6 13. Ne4 Nd5 { The knight is not easily driven from d5}  14. Qf3 Qe7
15. Ncd6 { White has an active position}  15... Rad8 { Black threatens to win
material: Rd8xd6}  16. Nf5 { White threatens to win material: Nf5xe7}  16...
Qe6 { White has an active position}  17. Rae1 g6 $2 ( 17... Kh8 $5 $14 $142 {
and Black has air to breath} )18. Nh6+ $18 Kh8 19. Ng4 ( 19. Bg5 $142 Bxg5 20.
Nxg5 $18 )19... Bg7 $11 20. Bg5 ( 20. Bh6 Qf5 21. Qg3 Bxh6 22. Nxh6 Qf4 $11
)20... Rde8 ( 20... f6 21. Bd2 Qf5 $15 )21. Nd2 $4 { letting the wind out of
his own sails}  ( 21. Ne5 Kg8 22. Nd3 Qd7 $11 )21... Qd7 $4 { there were better
ways to keep up the pressure}  ( 21... Qxe1 $5 $142 22. Rxe1 Rxe1+ 23. Nf1 Nac7
$19 )22. Rxe8 ( 22. Ne5 $5 { should be examined more closely}  22... Qc8 23.
Nxf7+ Kg8 24. Nd6 Rxf3 25. Nxf3 Rxe1 26. Nxc8 $11 )22... Qxe8 $15 ( { Not }
22... Rxe8 23. Ne5 Bxe5 24. dxe5 $14 )23. Nf6 Nxf6 ( 23... Qe6 24. Nxd5 Qxd5
25. Qxd5 cxd5 26. Nf3 $11 )24. Bxf6 $11 Qe6 25. Bxg7+ Kxg7 26. Qf4 ( 26. Qc3
Re8 $11 )26... Re8 $15 27. Nf3 Nb4 28. Qd2 { White threatens to win material:
Qd2xb4}  28... Qd6 29. b3  1/2-1/2

[Event "Lidums Checkmate Op"]
[Site "Adelaide"]
[Date "2007.07.08"]
[Round "7.25"]
[White "Whitney, Garth"]
[Black "Dizdarevic, Mehmedalija"]
[Result "0-1"]
[Annotator "Fritz 10"]
[BlackElo "1956"]
[ECO "B01"]
[EventCountry "AUS"]
[EventDate "2007.07.07"]
[EventRounds "7"]
[EventType "swiss"]
[PlyCount "38"]
[WhiteElo "1034"]

{ B01: Scandinavian Defence } 1. e4 d5 2. exd5 Nf6 3. Nf3 Qxd5 4. d4 Bg4 5. Be2
Nc6 6. c4 Qh5 7. h3 ( 7. d5 Ne5 8. Qb3 O-O-O 9. Qe3 Bxf3 10. gxf3 e6 11. f4
Bb4+ 12. Bd2 Nxc4 13. Bxc4 Nxd5 14. Bxd5 exd5 15. O-O Bc5 16. Qd3 f5 17. Nc3
Rd6 18. h3 Re8 19. Rae1 Re4 20. Kh2 c6 21. Nxe4 dxe4 { Deev,A  ( 2400 )
-Herbrechtsmeier,C  ( 2280 ) /Germany 1997/GER-chT/0-1  ( 39 )}  )7... O-O-O 8.
d5 ( 8. O-O Nxd4 9. Nxd4 Bxe2 10. Qxe2 Rxd4 11. Qe3 e5 12. Nc3 Bc5 13. Na4 Bb6
14. b3 Rhd8 15. Bb2 Re4 16. Qg3 Re2 17. Bc3 Bd4 18. Qf3 Qxf3 19. gxf3 Nh5 20.
Rad1 Bxf2+ { 0-1 Cabrera Trujillo,J  ( 2116 ) -Sarmiento Alfonso,S  ( 2238 ) /
Las Palmas 2005/CBM 109 ext}  )8... e6 { Black threatens to win material:
e6xd5}  9. Nc3 $146 ( 9. Rh2 Bxf3 10. gxf3 Bb4+ 11. Kf1 exd5 12. Qb3 Rhe8 13.
Be3 d4 14. Bd2 Bxd2 15. Nxd2 Rxe2 16. Kxe2 Qe5+ 17. Kd3 Qxh2 18. c5 Ne5+ 19.
Kc2 d3+ 20. Kc1 Qxf2 21. Qd1 Qxc5+ 22. Kb1 { 0-1 Revesz,K-Lee,M/Oropesa del Mar
1999/CBM 072 ext}  )9... exd5 ( 9... Bxf3 $142 10. Bxf3 Qh4 $15 )10. Nxd5 $2 (
10. O-O $142 { and White could well hope to play on}  10... dxc4 11. hxg4 Nxg4
12. Qa4 $17 )10... Nxd5 $19 11. cxd5 Rxd5 12. Qa4 ( 12. Qb3 Bb4+ 13. Kf1 Rhd8
$19 )12... Bb4+ 13. Bd2 $4 { sad, but how else could White save the game?}  (
13. Kf1 $19)13... Bxd2+ ( 13... Bxf3 $142 { seems even better}  14. O-O Bxe2
15. Bxb4 Bf3 $19 )14. Nxd2 ( 14. Kf1 { the only chance to get some counterplay}
 14... Bb4 15. a3 $19 )14... Bxe2 15. g4 Qe5 16. Rg1 Bf3+ ( 16... Bc4+ 17. Kd1
Qe2+ 18. Kc1 Qxd2+ 19. Kb1 Bd3+ 20. Qc2 Qxc2# )17. Ne4 ( 17. Qe4 { does not
improve anything}  17... Bxe4 18. Nc4 Bg2+ 19. Ne3 Qxb2 20. Rxg2 Qxa1+ 21. Ke2
Re8 22. Kf3 Qf6+ 23. Ke2 Nd4+ 24. Kf1 Qa6+ 25. Kg1 Nf3+ 26. Kh1 Rd1+ 27. Nxd1
Qf1+ 28. Rg1 Qxg1# )17... Bxe4 ( 17... Qxb2 18. Nd6+ Kb8 19. Qxa7+ Nxa7 20.
Nxb7 Qxa1# )18. Rd1 Bf3+ 19. Kf1 Qe2#  0-1

