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Главная страница Справка Коды ЭШД D00 - D99 D72

Коды ЭШД

D69 D70 D71

D72

D73 D74 D75

D72

Код энциклопедии шахматных дебютов (ЭШД)

Описание

RU: Защита Грюнфельда (3 g3): 5 cxd5 Кxd5 6 e4 Кb6 (без Кf3)
EN: Fianchetto Grünfeld: 5 cxd5 Nxd5 6 e4 Nb6 (without Nf3)

Ходы

1. d4 Кf6 2. c4 g6 3. g3 d5 4. Сg2 Сg7 5. c:d5 К:d5 6. e4 Кb6

Дебюты

Защита Грюнфельда

[Event "PCA-Wch Candidates m2"]
[Site "New York"]
[Date "1994.??.??"]
[Round "7"]
[White "Romanishin, Oleg M"]
[Black "Anand, Viswanathan"]
[Result "0-1"]
[ECO "D72"]
[WhiteElo "2585"]
[BlackElo "2715"]
[Annotator "Anand,V"]
[PlyCount "166"]
[EventDate "1994.06.??"]
[EventType "match"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 042"]
[Source "ChessBase"]
[SourceDate "1994.10.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.10.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 e5 $1 (
7... O-O) 8. d5 O-O 9. O-O c6 10. Nbc3 (10. Nec3 $5 {/\ a4,Na3}) 10... cxd5 11.
exd5 Bf5 12. Ne4 (12. b3 $5) 12... Bxe4 $1 13. Bxe4 Nc4 14. Qb3 Nd6 15. Bg2 Nd7
16. Bd2 {/\ Bb4,Qa3} (16. Be3 $1 Qa5 17. Rfc1 Rfc8 $14) 16... Nc5 $1 17. Qa3
Nce4 18. Bb4 $6 (18. Be1) 18... a5 $1 19. Be1 $6 (19. Bxe4 axb4 20. Qxb4 Ra6 $1
21. Nc3 Qb6 $1 $44) 19... Nc4 20. Qd3 Ned6 21. Bc3 e4 22. Qc2 (22. Bxe4 Nxb2
23. Bxb2 Bxb2 24. Rab1 Bg7 {/\ b5,Rc8}) 22... Bxc3 23. Qxc3 Re8 24. b3 Ne5 25.
Nd4 Rc8 $17 26. Qe3 Ng4 27. Qe2 Nf6 28. Rad1 Qb6 $6 (28... Nxd5 $1 29. Nb5 $140
Rc5 $1) 29. Nc2 Nb5 30. Qe3 Qd6 31. Rd2 Nxd5 32. Qh6 Qe5 33. Re1 Nbc3 $19 34.
Ne3 Nxe3 35. Qxe3 Qc5 36. Qf4 Re7 37. Qf6 b5 38. h4 Rce8 39. Qd4 Qxd4 40. Rxd4
Nxa2 $1 41. Rexe4 Rxe4 42. Bxe4 Nc1 $1 $19 43. Bf3 Nxb3 44. Rd7 Nc5 (44... Re5
$1 45. Bd5 Nc5 $1 46. Bxf7+ Kf8 47. Rc7 (47. Ra7 Re7 (47... a4 48. Ba2 b4 $1
$19)) 47... Ne6 $1 (47... Re7 48. Rxc5 Kxf7 49. Rxb5 Ra7 50. Rb3 a4 51. Ra3 Ke6
52. Kf1 Kd5 53. Ke2 Kc4 54. Kd2 Kb4 55. Ra1 a3 56. Kc2 Kc4 $1) 48. Bxe6 (48.
Rb7 Nd8) (48. Rd7 b4 49. Bxe6 (49. f4 Re4 50. Bxe6 (50. Ra7 b3 51. Bxe6 Rxe6
52. Rxa5 b2 $19) 50... Rxe6 51. Rd5 a4 $19)) 48... Rxe6 49. Rxh7 Re1+ 50. Kg2
a4 $19) 45. Ra7 a4 46. Bd5 Ne6 $2 (46... Re5 $1 47. Bxf7+ (47. Ba2 b4 48. Bxf7+
Kf8 49. Bc4 b3 $19) 47... Kf8 48. Ba2 b4 49. Bc4 b3 $19) 47. Rb7 Rd8 48. Ba2 $1
(48. Bxe6 $2 fxe6 49. Rxb5 Ra8 $1 $19) 48... Rd2 $2 (48... Nd4 $1 49. Bxf7+ Kf8
50. Ba2 $17) 49. Bxe6 fxe6 50. Rxb5 $15 a3 51. Ra5 a2 52. Kg2 Kf7 53. g4 Ke7
54. Kf3 Kd6 55. Ke3 Rb2 56. f3 Kc6 57. Kd3 Kb6 58. Ra8 Kc5 59. Rc8+ Kd5 60. Ra8
Rh2 (60... Rf2 $1 $17 61. Ke3 $140 Rh2) 61. Ra5+ Kc6 62. Kc4 Kb6 63. Ra8 Rf2
64. h5 gxh5 65. gxh5 Rh2 66. h6 Rc2+ 67. Kd3 Rf2 68. Kc4 Rxf3 69. Rxa2 Rf4+ 70.
Kd3 Rh4 71. Rc2 Rxh6 72. Ke4 Rg6 73. Ke5 $2 (73. Rc8 $1 $10 h5 $2 74. Rh8 Rg5
75. Rh6 $1 $10) 73... h5 74. Rh2 Rh6 75. Kf4 Kc5 76. Kg5 Rh8 77. Kf6 Kd5 78.
Kg7 Ra8 $2 (78... Re8 $1) 79. Rxh5+ e5 80. Kf6 Rf8+ 81. Kg5 e4 82. Kg4+ Kd4 83.
Rh7 $4 {(+)} (83. Ra5 $1 $10) 83... e3 0-1

[Event "Julian Borowski-A 4th"]
[Site "Essen"]
[Date "2002.05.19"]
[Round "4"]
[White "Kasimdzhanov, Rustam"]
[Black "Krasenkow, Michal"]
[Result "0-1"]
[ECO "D72"]
[WhiteElo "2674"]
[BlackElo "2641"]
[Annotator "Barlov/Schluricke"]
[PlyCount "94"]
[EventDate "2002.05.16"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "16"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 {Das Grьnfeldindische Fianchettosystem.}
({Mit} 4... O-O {wдhlt Schwarz die Kцnigsindische Verteidigung.} 5. Nf3 (5. Nc3
d6 6. Nf3) 5... d6 6. O-O (6. Nc3)) ({Nach} 4... c5 {geht die Partie in
Stellungen des Modernen Benonis ьber.} 5. Nf3 (5. d5 d6 (5... O-O) 6. Nc3 O-O
7. Nf3) (5. dxc5 Qa5+) 5... O-O 6. O-O d6 7. Nc3 Nc6 {-> ECO E66}) 5. cxd5 Nxd5
6. e4 {[%mdl 32768] Weiss strebt sofort nach Raumvorteil im Zentrum.} (6. Nf3 {
ist die Alternative.} O-O 7. O-O Nb6 8. Nc3 Nc6 9. e3 e5 (9... Re8 10. d5 Na5
11. Nd4 Bd7 12. e4 c6 13. b3 cxd5 14. exd5 e6 15. dxe6 Bxe6 16. Be3 Bd5 17. Rc1
Bxg2 18. Kxg2 Nd5 19. Nxd5 Qxd5+ 20. Nf3 Qb5 $1 {Hansen,Cu-Khalifman,A/ Wijk
aan Zee 1991}) 10. d5 Na5 (10... Ne7 11. e4 Bg4 12. h3 Bxf3 13. Qxf3 c6 14. Rd1
cxd5 15. Nxd5 (15. exd5 Nf5 16. d6 $1 Rb8 17. Qd3 {Van Wely,L-Leko,P/ Wijk aan
Zee 2001}) 15... Nbxd5 16. exd5 Qd6 17. Bd2 (17. Be3 Nf5 18. Rac1 Rfc8 19.
Rxc8+ Rxc8 20. Bxa7 {1/2-1/2 Van der Sterren,P-Schmidt,W/ Dortmund 1989 (20)})
17... Nf5 18. Qb3 Rfc8 19. Rac1 Qd7 20. d6 Rxc1 21. Bxc1 Nd4 22. Qxb7 Qxb7 23.
Bxb7 Rd8 $14 {Cvitan,O-Navara,D/ Pula 2003/ 1/2-1/2 (36)}) 11. e4 c6 12. Bg5 f6
13. Be3 cxd5 14. Bxb6 Qxb6 15. Nxd5 Qd8 16. Rc1 Nc6 17. Qb3 (17. b4 Bg4 18. Qb3
Rf7 (18... Bxf3 19. Ne7+ Kh8 20. Nxc6 bxc6 21. Bxf3 Qb6 22. Qc3 a5 23. bxa5
Qxa5 24. Qxa5 Rxa5 25. Rxc6 Rxa2 {1/2-1/2 Teske,H-Tolnai,T/ Voronez 1987 (25)})
19. b5 Na5 20. Qa4 b6 21. h3 Be6 22. Nc7 {1/2-1/2 Cvitan,O-Gurieli,N/ Pula op
1997 (22)}) 17... Rf7 18. Rfd1 Be6 19. h4 $11 (19. Qe3 Rd7 20. Bf1 Kh8 21. Bc4
f5 22. Bb3 fxe4 23. Qxe4 Bf5 {1/2-1/2 Damljanovic,B-Stohl,I/ Brno 1991 (23)})
19... Bh6 20. Rc3 Kh8 21. Qa4 (21. Kh2 Qe8 22. Bh3 Bxh3 23. Kxh3 Qe6+ 24. Kg2
$11 {Hansen,Cu-Kortschnoj,V/ Biel 1992/ 1/2-1/2 (66)}) 21... Qf8 22. Kh2 $11 {
Baburin,A-Nakamura,H/ San Francisco 2002/ 1/2-1/2 (107)}) 6... Nb4 $5 {[%mdl 4]
Eine interessante Spielmethode gegen die weisse Bauernkette, дhnlich wie in
der Aljechin-Verteidigung provoziert Schwarz das Vorgehen des d-Bauern.} (6...
Nb6 {ist hier der Standardzug. Nach der Hauptfortsetzung} 7. Ne2 {hat Schwarz
die Option zwischen} c5 ({und} 7... e5)) 7. d5 (7. a3 N4c6 8. d5 Nd4 9. Ne2 c5
10. O-O ({Nach} 10. Nbc3 O-O 11. O-O e5 12. Be3 Na6 13. Nc1 f5 14. f4 fxe4 15.
Bxe4 Bf5 $15 {stand Schwarz besser in der Partie Donner,J-Keres,P/ Beverwijk
1964/ 0-1 (31)}) 10... O-O 11. Nxd4 cxd4 12. Nd2 e5 (12... Na6 13. b4 Nc7 14.
Bb2 Nb5 15. Nb3 Qb6 16. Rc1 e6 17. Re1 e5 $11 {Shirov,A-Gavrikov,V/ Klaipeda
1988/ 1/2-1/2 (31)}) 13. a4 Na6 14. Nc4 f5 15. f3 Bd7 16. f4 fxe4 17. Nxe5 Nc5
18. b4 Nd3 (18... Bxa4 {Comp Fritz8} 19. Qe1 Bb5 20. bxc5 Bxf1 21. Bxf1 Bxe5
22. fxe5 Qxd5 23. Bg2 $13) 19. Nxd3 exd3 20. Ra3 Qb6 21. Qxd3 $11 {Petrosian,
A-Mirumian,V/ Yerevan 1995/ 1-0 (45)}) ({Aufmerksamkeit verdient die Idee von
GM Romanishin mit dem Bauernopfer} 7. Nf3 $5 Bxd4 8. O-O (8. Nxd4 $6 Qxd4 9.
Qxd4 Nc2+ $17) {Nach} 8... Bg7 (8... N8c6 $1 9. Nxd4 Qxd4 (9... Nxd4 {Ftacnik}
10. Qa4+ Nbc6 11. Bh6 $44) 10. Nc3 Be6 $1 11. Nd5 (11. Be3 $5 {Ftacnik} Qc4 $5
(11... Qxd1 12. Raxd1 Nxa2 13. Nd5 $5 $13)) 11... Qxd1 12. Rxd1 O-O-O 13. Bf4 (
13. a3 {Ftacnik} Nc2 14. Rb1 Rd7 15. b4 Rhd8 $44) 13... Rd7 $1 {Romanishin,
O-Mikhalchishin,A/ Dortmund 1991}) 9. Qa4+ N4c6 10. Rd1 Bd7 11. Nc3 O-O 12. Qa3
$44 {hat Weiss Kompensation mit reichhaltigem Figurenspiel in Romanishin,
O-Zaichik,G/ Lvov 1987}) 7... c6 {Das fьhrt zu scharfem Spiel.} (7... O-O 8.
Ne2 (8. a3 N4a6 9. Nc3 e6 10. Nge2 exd5 11. exd5 c6 12. O-O cxd5 13. Qxd5 Nc6
14. Qxd8 (14. Bg5 Qxd5 15. Bxd5 $11) 14... Rxd8 15. Bg5 Re8 $11 {Bareev,
E-Rozentalis,E/ Lvov 1987/ 1/2-1/2 (57)}) 8... c6 9. a3 N4a6 10. Nbc3 $11 {
-> siehe Variante zu 8...N4a6.}) 8. a3 Qa5 $1 ({Beachtung verdient} 8... N4a6
9. Nc3 O-O 10. Nge2 cxd5 11. exd5 Nd7 12. O-O Ne5 13. h3 Nc4 14. b3 Nd6 15. Be3
Bd7 {mit annдhernd gleichem Spiel. (Suetin)} (15... Nf5 $5 {Dautov} 16. Bf4 Bd7
17. b4 Rc8 18. Rc1 Nc7 $11) 16. Bd4 Bxd4 17. Qxd4 Qb6 $5 (17... Nf5 18. Qd2 Qb6
$11) 18. Qxb6 axb6 19. Nd4 Rfc8 20. Rfc1 Nc5 21. Nce2 Bb5 22. Bf1 Bxe2 23. Bxe2
Nce4 $11 {-> siehe kommentierte Partie Dautov,R-Hracek,Z/ BL 00/01 GER-chT 2001
}) 9. Nc3 cxd5 10. Be3 d4 ({Interessant ist} 10... Nc2+ $5 11. Qxc2 d4 12. Bxd4
(12. b4 Qc7 13. Bxd4 $5 Bxd4 14. Nge2 {Bareev,E-Krasenkow,M/ RUS-ch Elista 1995
}) 12... Bxd4 13. Nge2 Nc6 $13 {mit unklarer Stellung.}) (10... N4c6 {ist auch
mцglich:} 11. exd5 Ne5 (11... Bxc3+ $2 {fьhrt nach} 12. bxc3 Ne5 (12... Qxc3+
$4 13. Bd2 $18 {[%csl Rc6]}) 13. Bd4 $16 {zu deutlichem weissen Vorteil.}) 12.
Bd4 Bf5 13. Bxe5 Bxe5 14. Nge2 O-O 15. O-O Qb6 16. Na4 Qd6 17. Re1 Bg4 (17...
Na6 18. Nd4 Bd7 19. Nc3 Bg7 $11 {Ivanchuk,V-Van Wely,L/ Monte Carlo rapid 2001/
1-0 (43)}) 18. h3 Bxe2 19. Qxe2 Nd7 20. Qb5 Rab8 $11 {Kempinski,R-Van Wely,L/
EU-ch Istanbul 2003/ 1/2-1/2 (60)}) 11. axb4 (11. Bxd4 $2 Bxd4 12. axb4 (12.
Qxd4 $4 Nc2+ $19) 12... Qxb4 $17) 11... Qd8 (11... Qc7 $4 12. Nd5 (12. Bxd4 O-O
13. Nd5 $18) 12... Qd8 13. Bxd4 $18) 12. Bd2 ({Nach} 12. Bxd4 Bxd4 (12... Qxd4
13. Qxd4 Bxd4 14. Nd5 Na6 15. b5 e6 16. bxa6 exd5 17. Ne2 Bb6 18. axb7 Bxb7 19.
exd5 O-O-O 20. Nc3 Rhe8+ 21. Kf1 Kb8 22. Bf3 Bd4 23. Nb5 Bb6 24. Nc3 Bd4 25.
Nb5 {1/2-1/2 Hort,V-Fernandez Garcia,J/ EU-chT Debrecen 1992 (25)}) 13. Nge2
Bb6 14. Nd5 O-O 15. O-O Be6 {steht Schwarz etwas besser wegen der geschwдchten
weissen Bauernstruktur am Damenflьgel (b-Doppelbauern). Donner,J-Smejkal,J/
Wijk aan Zee 1975/ 0-1 (71)}) 12... dxc3 13. Bxc3 Bxc3+ (13... O-O 14. Qxd8
Rxd8 15. Ne2 Nc6 16. f4 e5 17. Kf2 Be6 18. Rhd1 a6 19. fxe5 Nxe5 20. Nf4 Bb3
21. Rxd8+ Rxd8 22. h3 $11 {Gomez,F-Herrera,I/ CUB-ch Santa Clara 1999/ 1/2-1/2
(51)}) 14. bxc3 Qc7 {Das ist wahrscheinlich besser als die Damen zu tauschen,
denn Schwarz attackiert gleich den Bauern c3.} 15. Ne2 O-O 16. O-O e5 $146 {
[%mdl 8] Ein neuer Zug.} (16... Rd8 17. Qc1 Nc6 18. Nf4 {1/2-1/2 Grabarczyk,
M-Ruck,R/ Griesheim 2002 (18)}) 17. Qd3 Be6 18. Qe3 Bc4 19. Rfe1 b6 20. f4 f6
21. f5 g5 22. g4 Nc6 23. Ng3 Rad8 24. Bf1 Qf7 $11 25. Rad1 Bxf1 26. Rxf1 Qc4
27. h4 h6 28. hxg5 hxg5 29. Nh5 Kf7 30. Rxd8 Rxd8 31. Nxf6 Kxf6 32. Qh3 Rd3 33.
Qh6+ Kf7 34. Qh5+ Ke7 35. Qxg5+ Kd6 36. Qg6+ Kc7 37. f6 Qxc3 38. Qh7+ Rd7 39.
f7 Nd4 40. Qh6 Ne2+ 41. Kg2 Qc2 42. f8=Q Nf4+ 43. Kg3 Qg2+ 44. Kh4 Qxf1 $15 {
Eine sehr seltene Stellung - Weiss hat zwei Damen, aber beide sind sehr passiv,
darum steht Schwarz besser, denn der weisse Kцnig bleibt unter Feuer!} 45. Qff6
{Hier ist es schwer, ohne Computerunterstьtzung etwas Besseres zu finden, denn
die Fehlerchancen waren ziemlich groЯ, z.B.:} (45. g5 $4 Qh3#) ({Oder} 45. Qhf6
$2 Rh7+ 46. Kg5 Ne6+ $19 {[%csl Rf8]}) (45. b5 $2 Ng6+ $19 {[%csl Rf8]}) (45.
Qf5 {Comp Fritz8} Ng2+ 46. Kg5 Qc1+ 47. Kh5 Nf4+ 48. Kh4 $8 (48. Kg5 $2 Ne2+
49. Kh5 (49. Kg6 Rd6+ $19) 49... Ng3+ $19) 48... Qe1+ 49. Kg5 Nd3 $13) 45...
Qh1+ $17 46. Kg5 Nh3+ 47. Kf5 $2 {Das verliert forciert.} ({Der einzige Zug war
} 47. Kh5 $1 {und noch immer ist Weiss im Spiel, z.B.:} Nf2+ (47... Ng1+ {
Comp Fritz8} 48. Kg5 Qxe4 49. b5 Nf3+ 50. Kh5 Nd4 (50... Rh7 51. Qd6+ Kc8 52.
Qde6+ Kc7 53. Qd6+ $11 {mit Dauerschach.}) 51. Qhf8 Qh1+ 52. Kg6 Qb1+ 53. Kg5
Qxb5 54. Qa8 e4+ 55. Kh6 Nc6 56. Qff8 Rd6+ 57. Kh7 Qa6 58. Qae8 b5 59. Qxe4 Qa3
60. Qef4 $13) 48. Qh4 {Nach} Qxe4 (48... Qf3 {Comp Fritz8} 49. Q4g5 Qxe4 50. b5
Rh7 51. Qgg7+ Rxg7 52. Qxg7+ Kd6 53. Qf8+ Kd5 54. Qxf2 Qh7+ 55. Kg5 Qe7+ 56.
Kg6 ({Ein grober Fehler wдre} 56. Kf5 $4 {wegen} Qf7+ 57. Kg5 Qxf2 58. Kh5 Ke6
59. g5 Qf5 60. Kh4 Qf3 61. g6 Kf5 {nebst Matt.}) 56... Qe8+ 57. Kg5 Qxb5 58.
Qf7+ Ke4 59. Qxa7 $11) 49. Qxf2 Rh7 50. g5 $13 {entsteht ein unklares Endspiel,
in dem Weiss nicht schlechter steht.}) 47... Qf1+ $19 {WeiЯ gibt auf. Eine
sehr schцne Kollaboration zwischen den drei schwarzen Figuren!} (47... Qf1+ {
Nach} 48. Kg6 {gewinnt} (48. Kxe5 {Comp Fritz8} Qb5+ 49. Ke6 Rd6+ 50. Kf7 Qd7+
(50... Rxf6+ 51. Qxf6 Qd7+ 52. Kf8 Qd6+ 53. Kf7 Qxf6+ $19) 51. Kf8 Rxf6+ 52.
Qxf6 Qd6+ $19 {nebst Damentausch und ...a5.}) (48. Ke6 {Comp Fritz8} Rd6+ 49.
Ke7 Qxf6+ 50. Qxf6 Rxf6 51. Kxf6 a5 $19 (51... Kd6 $143 {ist etwas
umstдndlicher:} 52. b5 Nf2 53. Kf5 Nxg4 54. Kxg4 Kc5 55. Kg5 Kxb5 56. Kf6 a5
57. Kxe5 a4 58. Kd4 Kb4 59. e5 a3 60. e6 a2 61. e7 a1=Q+ $19)) 48... Qxf6+ 49.
Kxf6 Rd6+ 50. Kg7 Rxh6 $19) 0-1

[Event "Kemerovo1"]
[Site "Kemerovo"]
[Date "1995.??.??"]
[Round "9"]
[White "Aseev, Konstantin N"]
[Black "Nielsen, Peter Heine"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2530"]
[BlackElo "2500"]
[Annotator "Belov,I"]
[PlyCount "75"]
[EventDate "1995.08.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "RUS"]
[EventCategory "12"]
[SourceTitle "CBM 050"]
[Source "ChessBase"]
[SourceDate "1996.02.01"]
[SourceVersion "1"]
[SourceVersionDate "1996.02.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 O-O 8.
Nbc3 (8. O-O Nc6 (8... Na6 9. Nbc3 c5 10. d5 e6 11. h3 Re8 12. Nb5 exd5 13.
exd5 Bd7 14. Nec3 $14 {Aseev,K-Neverov,V/St Peterburg op/1995/1:0/38/}) 9. d5
Na5 10. Nbc3 c6 11. b3 cxd5 12. exd5 Bg4 13. f3 Bd7 14. Ba3 $1 Re8 15. Rc1 $14
{Obukhov,A-Kotsur,P/Kurgan/1994/0,5/28/}) 8... Bg4 (8... Nc6 $5 9. d5 Na5 10.
a4 (10. O-O c6 11. b3 $6 cxd5 12. exd5 Bg4 $1 13. Bd2 e6 14. dxe6 Nc6 $1 $15 {
Ruban,V-Kozul,Z/Sibenik/1988/0:1/41/}) (10. b3 c6 11. Ba3 cxd5 12. exd5 Bg4 13.
f3 Bd7 14. O-O $14 {Goldin,A-Dvojris,S/Podolsk/1990/0,5/25/}) 10... c5 11. O-O
c4 12. Be3 e6 13. h3 (13. dxe6 Bxe6 14. Nf4 $14) 13... exd5 14. exd5 Bf5 $13 {
Nikolic,Pr-Kozul,Z/Belgrade/1989/0:1/43/}) 9. f3 Bc8 (9... Bd7 10. O-O e5 11.
dxe5 Bxe5 12. Bh6 Bg7 13. Qc1 Nc6 $10 {Petrosian,A-Hachian,A/URS/1991/}) 10.
O-O Nc6 (10... e5 11. d5 (11. dxe5 Bxe5 12. Bh6 Bg7 13. Qc1 Nc6 14. Rd1 Qe7 $10
) 11... c6 12. Be3 cxd5 13. exd5 $14) 11. d5 Na5 12. b3 c6 13. dxc6 (13. Ba3
cxd5 14. exd5 Bd7 15. Rc1 $14) 13... Nxc6 14. Be3 Be6 (14... e5 $5 15. Bc5 Re8
16. Nb5 Bf8 $10) 15. Rc1 Rc8 $6 (15... Qxd1 16. Rfxd1 Rad8 17. Nb5 Nc8 18. Nf4
$14) 16. Nb5 $1 $16 Bd7 (16... a6 $2 17. Qxd8 Rfxd8 18. Bxb6 $18) (16... Qxd1
17. Rfxd1 Rfd8 18. Nxa7 Nxa7 19. Bxb6 $16) 17. Qd2 a6 18. Nbc3 (18. Bxb6 $2
Qxb6+) 18... e6 (18... Na8 19. Rfd1 Be6 20. Nd5 $16) 19. Rfd1 Qc7 20. Qd6 $1
Be5 $8 21. Qxc7 Bxc7 22. Na4 $1 Nxa4 $8 23. Rxd7 Bb6 (23... Nb6 24. Rxc7 Rxc7
25. Bxb6 $18) 24. Bxb6 Nxb6 25. Rxb7 Nd4 26. Re1 (26. Rxc8 Nxe2+ 27. Kf2 Rxc8
28. Rxb6 Rc2 $132) 26... Nxe2+ 27. Rxe2 Rb8 28. Ra7 Ra8 29. Rxa8 Rxa8 30. Rc2
a5 31. Bf1 a4 (31... Kf8 32. Rc6 Nd7 $16) 32. b4 a3 33. Kf2 Ra4 34. b5 Rb4 35.
Ke3 Kg7 36. Rc3 $18 Ra4 37. Rc6 Nd7 38. Ra6 1-0

[Event "Platonov Memorial"]
[Site "Kiev"]
[Date "1995.??.??"]
[Round "7"]
[White "Mochalov, Evgeny Veniaminovic"]
[Black "Boric, Muhamed"]
[Result "0-1"]
[ECO "D72"]
[WhiteElo "2470"]
[BlackElo "2435"]
[Annotator "Boric,M"]
[PlyCount "126"]
[EventDate "1995.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "UKR"]
[EventCategory "10"]
[SourceTitle "CBM 051"]
[Source "ChessBase"]
[SourceDate "1996.04.01"]
[SourceVersion "1"]
[SourceVersionDate "1996.04.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 O-O 8. O-O
c5 9. d5 e6 10. Nec3 (10. Nbc3 Na6 11. Nf4 exd5 (11... e5 12. Nd3 Nc4 13. Qe2
Nd6 14. f4 $14 {Petrosian,A-Lin,Weiguo/Shenzhen/1992/1:0/39/}) 12. Nfxd5 Be6
13. Bf4 Bxd5 14. exd5 c4 $1 15. Qd2 Nc5 16. d6 Qd7 17. Rfe1 Rfe8 18. Bf1 Qf5 $1
$10 {Vaganian,R-Ye,J/Moscow olm/1994/0,5/35/}) 10... Na6 11. a4 Nc4 {N/} (11...
exd5 12. exd5 Bf5 13. Na3 Nb4 14. Be3 Rc8 15. Qd2 a5 16. Bh6 (16. Rfd1 Bd3 17.
b3 Re8 18. Rac1 $13 {Vaganian,R-Ftacnik,L/Naestved/1985/1:0/46/}) 16... Bd3 17.
Rfe1 Bxh6 $1 18. Qxh6 N6xd5 19. Nxd5 Nxd5 20. Rad1 Nb4 $1 $10 {Hellers,
F-Ftacnik,L/Biel izt/1993/0,5/38/}) 12. Na3 (12. b3 Nd6 13. Bf4 (13. Ra2 Nb4
14. Rd2 e5 $10) (13. dxe6 Bxe6 14. Bf4 Nc8 15. Qe2 Nb4 16. Rd1 Qe7 $10) 13...
e5 14. Be3 f5 $132) 12... Nxa3 13. Rxa3 Nb4 14. a5 exd5 15. Nxd5 (15. exd5 Bf5
16. Bf4 Nd3 $132) 15... Be6 16. Be3 (16. Nxb4 cxb4 17. Ra1 Rc8 $15) 16... Bxd5
17. exd5 (17. Bxc5 Bc4 18. Bxb4 (18. Bxf8 Qxf8 $19) 18... Bxf1 19. Qxf1 (19.
Bxf8 Bxf8 $19) 19... Re8 $17) 17... Qd6 18. Qd2 Rad8 19. Rc1 b6 20. axb6 axb6
$10 21. Rd1 Rd7 22. Bf4 (22. h4 $142) 22... Be5 23. Bxe5 $6 Qxe5 24. Re3 Qd6
$15 25. Qe2 Rfd8 26. Bh3 (26. h4 h5 27. Kh2 $15) 26... Ra7 27. Re8+ $6 Rxe8 28.
Qxe8+ Kg7 29. Qe3 Re7 30. Qf4 Re5 (30... Qxf4 31. gxf4 f5 32. d6 (32. Rd2 Rd7
33. d6 Nc6 $17) 32... Rd7 33. Bf1 Nc2 34. Bb5 Rd8 35. d7 Nd4 $17) 31. Bg2 Nc2
32. h4 Nd4 $17 33. Kh2 Qf6 34. Qxf6+ $8 (34. Qd2 Re2 $19) 34... Kxf6 35. b4 (
35. Ra1 Re2 36. Ra6 Rxb2 $19) 35... Re2 36. bxc5 bxc5 37. Kg1 Ke5 38. Rc1 $6 (
38. Kf1 Rc2 39. Ra1 $17) 38... Rc2 39. Ra1 Rc1+ $1 40. Rxc1 Ne2+ 41. Kf1 Nxc1
42. h5 Kd6 (42... gxh5 43. Bf3 h4 44. gxh4 f5 $19) 43. hxg6 hxg6 44. Ke1 Nd3+
45. Ke2 Nb4 46. Kd2 Nxd5 47. Kd3 Nb4+ 48. Kc4 Nc6 49. Kd3 $6 (49. f4 $5 Nd4 50.
Kd3 f5 51. Bb7 $17) 49... Ne5+ 50. Ke4 (50. Kc3 Ng4 51. f4 Ne3 52. Bf3 Nf1 53.
g4 Ne3 54. Kd3 Nd5 $19) 50... Ng4 $1 51. Kf3 $6 (51. f4 $32) 51... c4 $1 $19
52. Ke2 (52. Kxg4 c3 53. Be4 f5+ $19) 52... Ke5 53. Bc6 Nf6 54. Kd2 Kd4 55. f3
g5 56. Ke2 Nd5 57. Be8 f6 58. Bf7 Ne3 59. Bg6 f5 60. f4 g4 61. Be8 c3 62. Ba4
c2 63. Kd2 Nf1+ 0-1

[Event "USA-ch"]
[Site "Saint Louis"]
[Date "2014.05.11"]
[Round "4"]
[White "Lenderman, Aleksandr"]
[Black "Robson, Ray"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2582"]
[BlackElo "2631"]
[Annotator "CB"]
[PlyCount "99"]
[EventDate "2014.05.08"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "USA"]
[EventCategory "15"]
[SourceTitle "CBM 161"]
[Source "ChessBase"]
[SourceDate "2014.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.16"]
[SourceQuality "1"]
[WhiteClock "0:31:30"]
[BlackClock "0:10:13"]

1. c4 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
O-O 9. O-O e6 10. Nec3 Na6 11. Na3 ({In Beijing 2013 Ivanchuk beat Grischuk
with} 11. Bf4 exd5 12. exd5 Bf5 13. g4 Bd7 14. Nd2 Re8 15. Nde4 Nc4 16. d6 Bc6
17. Qb3 Na5 18. Qd1 Nc4 19. b3 Ne5 20. Nd5 Bxd5 21. Qxd5 Nb4 22. Qxb7 Nxg4 23.
d7 Rf8 24. Nxc5 Qa5 25. Rac1 Be5 26. Bd2 Rab8 27. Qe4 Bxh2+ 28. Kh1 Nf6 29. Qd4
Nxd7 30. Nxd7 {1-0.}) 11... exd5 12. exd5 Bf5 13. Be3 Qd7 14. Qb3 Rfe8 $146 ({
Navara,D (2710)-Grandelius,N (2566) Reykjavik 2013 continued} 14... Rac8 15.
Nab5 Nb4 16. Bxc5 Rxc5 17. Qxb4 Rc4 18. Qa3 Ra8 19. d6 a6 20. Nc7 Rd8 21. Rad1
Bc2 22. Rc1 Bxc3 23. bxc3 Qxd6 24. Qxd6 Rxd6 25. Nb5 axb5 26. Rxc2 Na4 27. Rfc1
Rd7 28. Bf1 Rc5 29. c4 Rdc7 30. Bd3 bxc4 31. Rxc4 b6 32. Rxc5 Nxc5 33. Bb5 Ra7
34. Rc2 Ra5 35. Rb2 Na4 36. Bxa4 {draw.}) (14... Bd3) 15. Rfd1 Rxe3 {The idea
of Robson's novelty on move 14.} 16. fxe3 Nb4 17. Ne4 N4xd5 $2 (17... Bxe4 {
was definitely the better option for Black.}) 18. Nxc5 Qe7 19. Bxd5 Qxc5 20.
Bxf7+ {and with the exchange and a pawn in his pocket Lenderman did not let
Black get away with anything.} Kh8 21. Nc4 Rf8 22. Rac1 Bg4 23. Rf1 Nd7 24. Qa3
Bh3 25. Rf2 b5 26. Qxc5 Nxc5 27. Ne5 Ne4 28. Rf4 Bf5 29. Nxg6+ hxg6 30. Rh4+
Bh6 31. Rc7 g5 32. Rxh6+ Kg7 33. g4 Kxh6 34. gxf5 Rd8 35. Rc6+ Kg7 36. Bb3 Rd2
37. Re6 Nf6 38. e4 Rxb2 39. e5 Ng4 40. Re7+ Kh6 41. f6 Ne3 42. f7 Rg2+ 43. Kh1
Rf2 44. h3 g4 45. hxg4 Kg6 46. e6 Rf1+ 47. Kh2 Nxg4+ 48. Kg3 Nh6 49. Re8 Kg7
50. Rg8+ 1-0

[Event "GER-ch 74th"]
[Site "Saarbruecken"]
[Date "2002.11.28"]
[Round "7"]
[White "Dautov, Rustem"]
[Black "Gutman, Lev"]
[Result "0-1"]
[ECO "D72"]
[WhiteElo "2617"]
[BlackElo "2476"]
[Annotator "Dautov,R"]
[PlyCount "104"]
[EventDate "2002.11.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 093"]
[Source "ChessBase"]
[SourceDate "2003.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2003.04.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb4 7. a3 N4c6 8. d5
Nd4 9. Ne2 Nxe2 $2 {Eine dubiose Neuerung. Lev verfolgt eine Idee, die weiЯe
Kurzrochade zu verhindern, vernachlдssigt aber dabei die Kontrolle ьber das
Zentrum. Gespielt wurde bisher 9...Bg4 und 9...c5.} (9... Bg4 10. Nbc3 Nf3+ $2
11. Kf1 Nd4 12. h3 Nxe2 13. Nxe2 Bc8 14. Qb3 c6 15. Be3 O-O 16. Kg1 b6 17. Kh2
Bb7 18. Rhd1 Qe8 19. Rac1 $16 {Akopian,V-Svidler,P/Haifa 1995}) (9... c5 10.
O-O O-O 11. Nxd4 cxd4 12. Nd2) 10. Qxe2 b6 11. Be3 Ba6 12. Qc2 (12. Qd2 $5 $14)
12... O-O 13. Nc3 {WeiЯ hat nichts dagegen , lang zu rochieren.} c5 $2 {
Mit diesem Zug vergrцЯert Schwarz seine Unterlegenheit im Zentrum. Besser war
die mit 13...c6 verbundene Abtauschstrategie.} (13... c6 14. O-O-O (14. Rd1 Qc8
$132) 14... Qc8 15. f4 (15. d6 $5) 15... cxd5 16. Nxd5 Qxc2+ 17. Kxc2 Rc8+ 18.
Kb1 Nc6 19. e5 $14 {, und WeiЯ hat in diesem Endspiel einen kleinen, aber
langfristigen Vorteil.}) 14. f4 $16 {/\e5} ({Mit} 14. Rd1 $5 Nd7 15. f4 $16 {
lieЯ sich die folgende schwarze Idee verhindern.}) 14... Bd4 $5 {Schwarz will
nicht nach e4-e5 erdrьckt werden und beginnt ein Gegenspiel, das mit einem
Bauernopfer verbunden ist.} 15. Qd2 e5 16. dxe6 Nc6 {Objektiv gesehen ist das
Opfer nicht korrekt, aber Schwarz bekommt etwas Spiel dafьr.} 17. exf7+ (17. e5
Na5 $1) 17... Rxf7 18. O-O-O $2 {Auf dem Damenflьgel wird der Kцnig keine Ruhe
finden.} (18. e5 $5 Na5 19. Bd5 (19. Qf2 $2 Nc4 20. Bxd4 cxd4 $132) 19... Nc4
20. Qd3 Bxe3 21. Rd1 Bd4 22. Bxc4 Bxc4 23. Qxc4 Qe7 $16) ({Am besten war} 18.
Rd1 $1 {Der weiЯe Kцnig wird sich sehr wohl auf f2 fьhlen.} Rd7 (18... Bxe3 19.
Qxe3 Nd4 20. Kf2 g5 21. e5 $18) 19. Nd5 Bxe3 20. Qxe3 Nd4 21. Kf2 Bb7 22. Rhe1
$18 {, und WeiЯ steht auf Gewinn.}) 18... Na5 19. Qf2 Qe8 $1 20. Nd5 $2 {
Ich unterschдtzte die gegnerischen Angriffsresourcen.} ({Stдrker war} 20. e5 $1
Bxc3 21. Bxa8 Bxb2+ 22. Qxb2 Qxa8 23. Rhe1 $18) 20... Bc4 $1 {Sehr
erfinderisch! Gutman plant u. U. Bc4-a2 nebst Nb3+ und Qa4.} 21. Bxd4 (21. Kb1
$4 Bxd5 $19) (21. Rhe1 Ba2 $40) 21... cxd4 22. Kb1 d3 {Schwarz bekam eindeutig
Gegenspiel, sein Bauer d3 ist lдstig und es droht die Ьberfьhrung der
schwarzen Dame nach b3.} 23. b4 $1 ({Hier war 23.e5 bereits schlecht.} 23. e5
$2 Rd8 24. Nf6+ Rxf6 25. exf6 Bb3 $40) (23. Ne3 $5) 23... Rb8 $2 {Nach seinem
Bauernopfer hat Lev energisch und stark gespielt, aber mit dem Textzug macht
er einen Fehler.} (23... Bxd5 $2 24. exd5 Nc4 25. Rxd3 $18) (23... Nb3 24. Qb2
$1 (24. e5 $2 Rd8 25. Nf6+ Rxf6 26. exf6 d2 $40) 24... Qa4 (24... a5 $2 25.
Nxb6 $18) 25. Ne3 b5 26. h4 $1 a5 27. h5 $40) ({Richtig war} 23... Qa4 $1 {
Ich plante} 24. Nc3 $1 (24. e5 $2 Rc8 $40) (24. bxa5 $2 bxa5 25. Qb2 Rb7 $19) (
24. Ne3 d2 $1 (24... Qxa3 25. Qb2 $18) 25. Qxd2 Qxa3 26. bxa5 (26. Ng4 Rc7)
26... Qb3+ $1 27. Qb2 (27. Ka1 Qa3+ $11) 27... Qxe3 $44) 24... Qxa3 25. Qb2
Qxb2+ 26. Kxb2 Nc6 27. e5 Rc8 28. Ne4 {, aber das entstehende Endspiel ist
sehr unklar:} Nxb4 29. Nd6 Rc5 30. Nxf7 Kxf7 $13) 24. e5 $2 {Ein schrecklicher
Patzer! Ьber den schlechten gegnerischen Zug sehr erleichtert, habe ich
vollkommen vergessen, daЯ der Bauer f4 gefesselt ist.} ({Leicht gewann} 24. Qb2
Bxd5 25. exd5 Nc4 26. Qc3 Ne3 27. Rde1 $18) 24... Qxe5 25. fxe5 $4 {Der
Schreck ьber das Geschehene war so groЯ, daЯ ich nicht imstande war, die
Stellung klar einzuschдtzen. AuЯerdem wurde meine Bedenkzeit knapp, und so
beschloЯ ich, eine "Rettung" im Endspiel zu suchen. Fьr die Rettungssuche war
es jedoch noch viel zu frьh, denn nach 25.Rhe1! stьnde WeiЯ immer noch klar
besser, wenn nicht auf Gewinn.} (25. Rhe1 $1 Qd6 (25... Qg7 26. Qb2 Qxb2+ (
26... Nb3 27. Ne3 d2 28. Nxc4 dxe1=Q 29. Rxe1 $16) 27. Kxb2 Rd8 28. bxa5 Bxd5
29. Rxd3 $16) 26. Qd4 Rd8 27. Re5 $1 (27. Ne7+ $4 Qxe7) 27... Bb3 (27... Nc6
28. Qxc4 Nxe5 29. fxe5 Qxe5 30. Rxd3 $16) 28. Rxd3 Nc6 29. Qc3 $16) 25... Rxf2
{Nun wendet sich das Blatt endgьltig.} 26. Nf6+ $138 Kg7 27. Bd5 Rd8 28. bxa5
Bxd5 29. Nxd5 Rxd5 30. axb6 axb6 31. Rhe1 Re2 $1 $19 {Dieser starke Zug
besiegelt das Schicksal des WeiЯen. Der Rest ist leicht verstдndlich.} 32. h4
Rdxe5 33. Rf1 R5e3 34. g4 Rh2 35. Rh1 Rxh1 36. Rxh1 Kf6 37. Kc1 Ke5 38. Kd2 Kd4
39. Rb1 Re2+ 40. Kd1 Rh2 41. Rxb6 Rxh4 42. a4 Rh1+ 43. Kd2 Rh2+ 44. Kd1 Ra2 45.
Rb7 Ke3 46. Re7+ Kf4 47. Rxh7 Rxa4 48. g5 Ra5 49. Rh4+ Ke3 50. Rh3+ Kd4 51. Kd2
Ra2+ 52. Kd1 Kc3 0-1

[Event "Bundesliga 0001"]
[Site "Germany"]
[Date "2001.01.28"]
[Round "7.1"]
[White "Dautov, Rustem"]
[Black "Hracek, Zbynek"]
[Result "0-1"]
[ECO "D72"]
[WhiteElo "2606"]
[BlackElo "2612"]
[Annotator "Dautov,R"]
[PlyCount "176"]
[EventDate "2000.10.14"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 081"]
[Source "ChessBase"]
[SourceDate "2001.03.20"]
[SourceVersion "1"]
[SourceVersionDate "2001.03.20"]
[SourceQuality "1"]
[WhiteTeam "Godesberg"]
[BlackTeam "Werder Bremen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb4 7. d5 O-O ({
Zu einem scharfen Spiel fьhrt} 7... c6 8. a3 Qa5) 8. Ne2 ({Eine andere,
aussichtsreichere Idee ist die Entwicklung dieses Springers auf f3:} 8. a3 N4a6
9. Nf3 c6 10. O-O cxd5 11. exd5 Nd7 (11... Nc7 12. Nc3 Ne8 13. Re1 Nd6 14. Bg5
Re8 15. Qe2 Bg4 16. Ne4 {Djuric,S-Kudrin,S/New York 1989}) 12. Nc3 Nb6 13. Re1
Nc7 14. Ne5 Ne8 15. Bf4 Nd6 16. Qe2 Re8 17. Rad1 Bd7 18. h4 h5 19. Kh2 a6 20.
Ne4 $14 {Fedorowicz,J-Kudrin,S/USA (ch) 1989}) 8... c6 9. a3 N4a6 10. Nbc3 cxd5
11. exd5 Nd7 12. O-O Ne5 $1 {Der Springer wird auf das ideale Feld d6
ьberfьhrt.} 13. h3 (13. Bf4 Nc5 14. b4 Ncd3 15. Be3 Nb2 16. Qb3 Nbc4 17. Bf4
Nd6 18. Rad1 Bg4 19. h3 Bf3 $11 {Euwe,M-Barcza,G/Venice 1948}) (13. b3 Bg4 14.
f3 Qb6+ 15. Kh1 Bf5 $11) 13... Nc4 $1 14. b3 Nd6 $11 {Schwarz hat eine
harmonische Blockadestellung erreicht. Seine Figuren koordinieren sehr gut
wдhrend WeiЯ einige Schwierigkeiten mit seinen anfдlligen Damenflьgelbauern
hat.} 15. Be3 (15. Bf4 Bd7 16. Rc1 Qa5 17. Nb1 Rfc8 $11 {Zaichik,G-Kudrin,S/
Philadelphia 1993}) 15... Bd7 (15... Nf5 $5 16. Bf4 Bd7 $11) 16. Bd4 Bxd4 17.
Qxd4 $6 ({Deutlich besser war} 17. Nxd4 $1 Qb6 $1 (17... Qc8 18. Qe1 Re8 (18...
Bxh3 19. Bxh3 Qxh3 20. Qxe7 $14) 19. Kh2 Qc5 20. Qe3 $11) 18. Re1 Rfe8 19. Re3
Rac8 $11 {mit einer ausgeglichenen Stellung.}) 17... Qb6 $1 $146 {Dies ist
noch besser als das bereits gespielte 17...Nf5. Schwarz strebt ein
aussichtsreiches Endspiel an.} (17... Nf5 18. Qd2 Qb6 $11 {Goldin,A-Krasenkov,
M/USSR 1987}) 18. Qxb6 ({Es war im jeden Fall klьger, dem Endspiel
auszuweichen:} 18. Qe5 $1 Rfe8 19. Nd4 (19. b4 Rac8 20. Rfc1) 19... Rac8 20.
Nce2 $11) 18... axb6 19. Nd4 Rfc8 20. Rfc1 Nc5 $15 {/\Nd3 Schwarz hat sich
einen kleinen Vorteil erspielt: alle seine Figuren stehen optimal, die weiЯen
Bauern a3 und b3 sind schwach, und das typische Spiel von WeiЯ- der Druck
gegen e7- bleibt vollstдndig aus.} 21. Nce2 Bb5 $1 {Eine richtige Entscheidung,
Springer sind in dieser Stellung mehr Wert als Lдufer.} 22. Bf1 Bxe2 23. Bxe2
Nce4 {><d5} 24. a4 {WeiЯ hat Probleme mit seinem schwachen Bauern d5.} ({
Kaum besser war} 24. Bf3 Rxc1+ 25. Rxc1 Rxa3 26. Bxe4 Nxe4 27. Re1 (27. Rc7
Ra1+ 28. Kg2 Rd1 29. Nf3 Nd6 30. Rxe7 Rxd5 $17) 27... Nd6 (27... f5 $2 28. f3
$11) 28. Rxe7 Ra5 $1 29. Re5 f6 (29... Kf8 $2 30. Nf3 Rb5 31. Nd2 $11) 30. Re7
Rxd5 31. Ne6 Re5 $1 $17 {, und die Fesselung ist sehr lдЯtig.}) 24... Nc3 25.
Bf3 Rc5 $1 26. Ne2 {Der Materialverlust ist nicht zu vermeiden.} Nxe2+ 27. Bxe2
Rxd5 28. Rc7 Kf8 29. Rac1 Raa5 $1 $17 30. Bf3 Rdc5 31. R1xc5 bxc5 (31... Rxc5
32. Rxc5 bxc5 33. a5 $1 {/\Bxb7} c4 $1 34. bxc4 Nxc4 35. Bxb7 Nxa5 $17) 32.
Bxb7 $1 Ra7 33. a5 Rxa5 $1 (33... Nxb7 $2 34. a6 Rxa6 35. Rxb7 $15 {
erleichtert WeiЯ die Verteidigung.}) 34. Bf3 Ke8 35. Bc6+ Kf8 36. Bf3 Rb5 {
Die letzten Zьge wurden in gegenseitiger Zeitnot gespielt. Dabei verpaЯt
Hracek die Mцglichkeit, sich mit g6-g5 die besseren Voraussetzungen fьr das
bevorstehende Endspiel "4 gegen 3" zu schaffen.} (36... g5 $1 $17) 37. Kg2 Rxb3
38. Rxc5 f6 39. h4 h5 40. Ra5 Rb5 41. Ra8+ Kg7 42. Ra7 Kf7 43. Bc6 Rc5 44. Bf3
f5 45. Ra6 Kf6 46. Ra4 Rc2 47. Rd4 Nf7 48. Ra4 Rd2 49. Ra6+ Nd6 50. Bc6 $1 {
Diese Verteidigungsaufstellung ist sehr effektiv, da WeiЯ den schwachen Pg6 
(den Schwarz natьrlich nicht mit g6-g5 abtauschen will) angreifen kann.} e5 51.
Kf1 Rd4 52. Be8 $1 $15 Kg7 53. Ra7+ Kf6 54. Ra6 e4 55. Ke2 Rd5 56. Bc6 Rd4 57.
Be8 Kg7 58. Ra7+ Kh6 59. Re7 Nc8 $1 {Die einzige Mцglichkeit, weiter auf
Gewinn zu spielen, das reine Turmendspiel ist natьrlich totremislich.} 60. Rc7
(60. Rd7 Rc4 $1 $15 (60... Rxd7 $2 61. Bxd7 Nd6 62. f3 $11)) 60... Rd8 61. Bc6
Nb6 62. f3 exf3+ 63. Bxf3 {Nach dem Abtausch der Bauern sollte fьr WeiЯ das
Remishalten eigentlich kein Problem sein, aber die Schnellschachphase hat ihre
eigenen Gesetze.} Rd4 64. Ke3 Ra4 65. Rc3 Rb4 66. Bc6 Rg4 67. Kf2 Nc4 (67... f4
68. gxf4 Rxh4 69. Kg3 $11) 68. Bd5 Ne5 69. Re3 Nd7 70. Re7 Nf6 71. Bf3 Rd4 72.
Rf7 Rd6 73. Ra7 Nd7 74. Ke3 Nc5 75. Rc7 $6 (75. Re7 $1 $11) 75... Re6+ {
Dieses Schach war eine Ьberraschung fьr mich. Und anstatt den einzigen Zug 76.
Kd4! zu finden griff ich bei knapper Zeit fehl.} 76. Kf2 $2 (76. Kd4 $8 Ne4 77.
Kd5 $1 (77. Bxe4 $2 Rxe4+ 78. Kd5 Re3 $19) 77... Rd6+ (77... Re8 78. Bxe4 Rxe4
(78... fxe4 79. Rc2 Kg7 80. Re2 e3 81. Kd4 $11) 79. Rc3 Rg4 80. Ke5 $11) 78.
Ke5 Rd3 79. Bxe4 fxe4 80. g4 $1 hxg4 81. Kxe4 Rf3 82. Rc5 Rf5 83. Rc7 Rf1 (
83... g3 84. Rc3 $11) 84. Rc5 g3 85. Rg5 $11) 76... Nd3+ 77. Kg2 Re3 $19 {
Nun verliert WeiЯ den zweiten Bauern und die Partie.} 78. Bd5 (78. Bb7 f4 79.
gxf4 Nxf4+ 80. Kf2 Rh3 81. Bc8 Rxh4 82. Kg3 g5 83. Bf5 (83. Rc6+ Kg7 84. Rc5
Kf6 85. Rc6+ Ke5 86. Rc5+ Nd5 87. Bb7 Rd4 $19) 83... Ne2+ 84. Kg2 g4 $19) 78...
f4 79. Bg8 Rxg3+ 80. Kh2 g5 81. hxg5+ Kxg5 82. Bc4 Ne5 83. Bd5 Ng4+ 84. Kh1 Rd3
85. Bf7 f3 86. Rc1 Re3 87. Bc4 Ne5 88. Bd5 Ng4 0-1

[Event "Olympiad-35"]
[Site "Bled"]
[Date "2002.11.05"]
[Round "10.3"]
[White "Dautov, Rustem"]
[Black "Navara, David"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2617"]
[BlackElo "2567"]
[Annotator "Dautov,R"]
[PlyCount "55"]
[EventDate "2002.10.26"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "SLO"]
[SourceTitle "CBM 092"]
[Source "ChessBase"]
[SourceDate "2003.02.06"]
[SourceVersion "1"]
[SourceVersionDate "2003.02.06"]
[SourceQuality "1"]
[WhiteTeam "Germany"]
[BlackTeam "Czech Republic"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "CZE"]

1. d4 Nf6 2. c4 g6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Bg7 6. e4 Nb6 7. Ne2 c5 {
Diese Variante gilt als die beste fьr Schwarz gegen den weiЯen Aufbau mit 6.e4,
7.Ne2.} 8. d5 e6 9. Nbc3 exd5 10. Nxd5 O-O 11. O-O Bg4 $6 $146 {Nach langem
Nachdenken entschied sich mein junger Gegner, der zu diesem Zeitpunkt ein
fantastisches Score von +4 hatte, fьr den unmittelbaren Lдufertausch. Dabei
hat er sicherlich meinen starken 14.Zug nicht ausreichend gewьrdigt.
Stattdessen sollte Schwarz zwischen 11...Nxd5 und 11...Na6 wдhlen.} (11... Nxd5
12. exd5 Bf5 (12... Na6 $5) 13. Nc3 Na6 14. g4 Bd7 15. d6 Bc6 16. Bxc6 bxc6 17.
Bf4 Rb8 18. Qe2 Rb4 19. Bg3 Nb8 20. Rfe1 Nd7 21. a3 Rd4 22. Rad1 $14 {
Grabarczyk,M-Kempinski,R/Warsaw 2001}) ({Die Stellung nach dem mцglichen} 11...
Na6 12. Nec3 Nxd5 13. Nxd5 $1 {entstand in meiner Partie gegen P.Jaracz, Bad
Wiessee 2001. Nach} Nc7 14. Be3 b6 15. Qd2 Nxd5 16. exd5 $14 {bekam ich einen
leichten Vorteil.}) (11... Nc6 12. Be3 $1 $14) 12. h3 Bxe2 13. Qxe2 Nc6 {
Der Springer strebt nach d4 mit gutem Spiel fьr Schwarz. Wenn da nicht nur
dieser schwache Bauer c5 wдre...} 14. Qb5 $1 {Ein unangenehmer Angriff, den
Schwarz am besten mit 14...Bd4 beantworten sollte. Stattdessen setzte der
junge Tscheche auf Aktivitдt und opferte einen Bauern.} Nxd5 $2 (14... Qd6 15.
Bf4 Ne5 16. Rad1 $16) (14... Bd4 15. Be3 $14 (15. Bf4 $14)) 15. exd5 Nd4 16.
Qxc5 ({FRITZ indiziert eine andere Mцglichkeit, die ich fьr nicht spielbar
hielt:} 16. Qxb7 Qd6 17. Kh2 $1 {/\Bf4} (17. Kh1 $5) 17... Rfb8 (17... Rab8 $2
18. Qxa7 Ra8 19. Bf4 $18) (17... Be5 18. Bg5 Rfb8 19. Qe7 Rxb2 20. Rae1 $16)
18. Bf4 Be5 19. Bxe5 Qxe5 20. Qa6 Rxb2 21. Rae1 Qf5 $14) 16... Qd7 $5 ({Nach} 
16... Ne2+ 17. Kh2 Nxc1 18. Raxc1 Bxb2 19. Rcd1 $1 $16 {/\d6 stand Schwarz
eine unangenehme Verteidigung bevor.}) 17. Bg5 $1 {Ich verfolgte mit diesem
Zug eine typische Idee - den Lдufer auf e7 einzunisten und d5-d6 folgen zu
lassen. Dafьr kцnnen die weiЯen Damenflьgelbauern bedenkenlos geopfert werden,
denn der Freibauer d5 avanciert zu einer groЯen Kraft.} (17. Re1 Rfe8 18. Rxe8+
Rxe8 19. Be3 (19. Bd2 Ne2+ {/\Bd4}) 19... b6 20. Qc4 Nf5 $14) 17... Qf5 (17...
Rfc8 18. Qe7 Qf5 19. Rae1 $16) 18. Be7 Rfc8 19. Qa5 Rc2 20. Qa4 $1 {/\d5-d6} b5
(20... Rxb2 21. d6 Ne2+ 22. Kh1 Rd2 23. Qb4 Rb2 24. Qa3 $16) 21. Qa6 Ne2+ 22.
Kh1 $1 {Man darf die Gefдhrlichkeit des schwarzen Gegenspiels nicht
unterschдtzen, so wьrde die Unaufmerksamkeit 22.Kh2? sofort bestraft werden.} (
22. Kh2 $2 Nxg3 $1 23. fxg3 Qe4 24. Rg1 Qxe7 $15) 22... Bd4 {Navara strickt am
Mattangriff. Der weiЯe Kцnig scheint in groЯer Gefahr, aber ich sah bereits
eine schцne Verteidigungsmцglichkeit.} (22... Bxb2 23. Rad1 Nc3 24. Rde1 Rxf2
25. Qc6 $16) 23. Qb7 Re8 (23... Rac8 24. d6 Bxf2 25. Bh4 $18) 24. d6 Bxf2 25.
Bh4 $1 $18 {Die einzige, aber ausreichende Verteidigung. Der weiЯe Kцnig ist
abgesichert, Schwarz ist aber machtlos gegen die Drohung d6-d7.} Re3 (25... g5
26. g4 $18) (25... Qc5 26. g4 $18) 26. d7 Nxg3+ 27. Bxg3 Rxg3 28. Qb8+ (28.
Qb8+ Kg7 29. Qxg3 $18) 1-0

[Event "Bayern-chI Bank Hofmann 5th"]
[Site "Bad Wiessee"]
[Date "2001.11.02"]
[Round "7"]
[White "Dautov, Rustem"]
[Black "Jaracz, Pawel"]
[Result "1/2-1/2"]
[ECO "D72"]
[WhiteElo "2630"]
[BlackElo "2521"]
[Annotator "Dautov,R"]
[PlyCount "89"]
[EventDate "2001.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 086"]
[Source "ChessBase"]
[SourceDate "2002.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2002.02.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 {
Dies ist die beste Reaktion auf das System 3.Bg2, 6.e4. Schwarz hat keine
Angst vor dem bald entstehenden Freibauern d5.} 8. d5 e6 9. Nbc3 O-O 10. O-O
Na6 ({Der frьhere Bauerntausch} 10... exd5 11. exd5 Na6 {erlaubt WeiЯ den
ehrgeizigen VorstoЯ} 12. d6 $5 Re8 (12... Nb4 $2 13. Be3 c4 14. a4 Bf5 15. a5
Nc8 16. a6 $16 {Chiburdanidze,M-Gurieli,N/Groningen 1997}) 13. Nf4 Rb8 14. Nfd5
Nxd5 15. Nxd5 Be6 16. Bf4 Bxd5 17. Qxd5 Nb4 18. Qd2 Qd7 19. Rae1 $14 {Vaganian,
R-Smejkal,J/Bundesliga 1998}) 11. Nf4 exd5 12. Nfxd5 Nxd5 (12... Be6 13. Bf4
Bxd5 14. exd5 c4 15. Qd2 Nc5 16. d6 $14 {Vaganian,R-Ye,J/Moscow (ol) 1994}) 13.
Nxd5 $1 $146 {Ein neuer Versuch. Der weiЯe Springer ist sehr stark und Schwarz
wird ohne seinen Abtausch nicht auskommen kцnnen.} (13. exd5 Qb6 $1 14. d6 Be6
15. Nd5 Bxd5 16. Qxd5 Rad8 17. Bf4 Nc7 18. Qxb7 Qxb7 19. Bxb7 Ne6 20. Rad1 Nxf4
21. gxf4 Bd4 $11 {Jussupow,A-Stohl,I/Batumi 1999}) 13... Nc7 14. Be3 b6 (14...
Bxb2 $2 15. Rb1 Nxd5 16. exd5 Bg7 17. Bxc5 Re8 18. d6 $16) 15. Qd2 Nxd5 16.
exd5 Bf5 $14 {Die entstandene Stellung ist nur leicht besser fьr WeiЯ. Sein
Freibauer d5 kann problemlos blockiert werden, auЯerdem plant der Nachziehende
mit c5-c4 die Verankerung seines Lдufers auf d3.} 17. Rac1 {Die Цffnung der
c-Linie mit b2-b4 wдre fьr WeiЯ sehr wьnschenswert.} (17. d6 $6 {schwдcht nur
den Freibauern. Nach} Rc8 18. Rad1 Qd7 19. Bh6 Bxh6 20. Qxh6 Rfe8 21. Rd2 Re5 {
mit dem folgenden Rce8 hat Schwarz keinerlei Probleme.}) (17. Bh6 Qd6 18. Bxg7
Kxg7 $11) 17... Rc8 18. b3 Qd7 19. Rc4 Rfd8 20. Rd1 ({Konsequenter und besser
war} 20. Rfc1 $1 {Geplant ist 21.b4.} Be6 {Ich befьrchtete diese Antwort, aber
WeiЯ kann in Folge ein besseres Endspiel erlangen.} ({Besser ist wohl} 20... a5
{, wonach WeiЯ mit} 21. a4 $14 {den Damenflьgel fixieren kann, um spдter
eventuell seinen Lдufer auf c4 zu ьberfьhren.}) 21. Bg5 f6 22. dxe6 Qxd2 23.
Bxd2 Rxd2 24. R4c2 $14 (24. b4 Bf8 $11) 24... Rxc2 25. Rxc2 Rd8 26. Re2 Rd1+
27. Bf1 Kf8 28. e7+ Ke8 29. Re6 c4 30. bxc4 Rd7 31. c5 Rxe7 32. cxb6 $1 axb6
33. Rxb6 $16) (20. b4 $6 Qa4 21. Rfc1 cxb4 22. Qxb4 Qxa2 $15) 20... Bg4 (20...
Bh3 21. Bf3) 21. f3 $6 {Ich nahm die Mцglichkeit war, b3-b4 durchzusetzen, was
nach dem Tausch der weiЯfeldrigen Lдufer lдngst nicht so kraftvoll ist.} ({
Es war noch nicht zu spдt fьr} 21. Rdc1 $1) 21... Bh3 22. Bxh3 Qxh3 23. b4 (23.
Re4 Qf5 24. Rf4 (24. Kg2 Bd4 25. Bxd4 Rxd5 $11) 24... Qd7 $11) 23... cxb4 24.
Qxb4 Bf8 $1 {Am besten. Schwarz blockiert den Bauern d5 mit seinem Lдufer,
wдhrend ihm die offene c-Linie ausreichend Gegenspiel bietet.} 25. Qb3 (25.
Rxc8 Rxc8 26. Qe4 Bd6 27. Bf2 Qd7 $11) 25... Qf5 26. Rxc8 Rxc8 27. d6 $2 {
Immer noch auf der Suche nach Vorteil, stellte ich den Bauern ein.} (27. Bf2
Bd6 $11) (27. Kg2 Rc2+ 28. Rd2 Rxd2+ 29. Bxd2 h5 $11) 27... Rd8 $17 28. Bf4
Bxd6 $1 {Diesen simplen Zug habe ich vollkommen ьbersehen.} 29. Qe3 (29. Bxd6
Rxd6 30. Rxd6 Qc5+ $17) 29... Qc5 $1 (29... Qf6 $4 30. Rxd6 Rxd6 31. Qe8+ Kg7
32. Be5 $18) 30. Kg2 Qxe3 31. Bxe3 Be7 (31... Bc7 32. Rc1 Rd7 $17) 32. Rc1 Bc5
$2 {Bei wenig Zeit entscheidet sich mein Gegner fьr das "falsche" Endspiel.} ({
Die besten Gewinnchancen bot} 32... Rd7 $17) 33. Bxc5 bxc5 34. Rxc5 Rd2+ 35.
Kh3 Rxa2 36. g4 {Das entstandene Turmendspiel ist theoretisch remislich.} h6
37. Kg3 a5 38. h4 Kg7 39. Kf4 Ra1 40. Rb5 Ra3 41. Rc5 a4 42. Ra5 Ra1 43. h5 g5+
44. Kg3 a3 45. Kg2 1/2-1/2

[Event "New York op"]
[Site "New York"]
[Date "1998.03.18"]
[Round "5"]
[White "Lein, Anatoly"]
[Black "Sutovsky, Emil"]
[Result "1/2-1/2"]
[ECO "D72"]
[WhiteElo "2465"]
[BlackElo "2595"]
[Annotator "Epishin,V"]
[PlyCount "56"]
[EventDate "1998.03.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 064"]
[Source "ChessBase"]
[SourceDate "1998.06.02"]
[SourceVersion "1"]
[SourceVersionDate "1998.06.02"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. dxc5
$5 $146 Qxd1+ 9. Kxd1 Na4 10. Nbc3 Nxc5 11. Be3 Nba6 12. Kc2 $1 Nb4+ $2 (12...
b6 $5 13. a3 Bb7 14. b4 Nd7 $132) 13. Kb1 b6 14. a3 Nc6 15. b4 Nd3 (15... Ne6
16. e5 Bb7 17. f4 f6 18. exf6 exf6 19. Ra2 $14) 16. f4 Be6 17. Kc2 Bc4 18. Rad1
Ndxb4+ (18... O-O-O 19. e5 Nb8 20. Nd4 $18) 19. axb4 Nxb4+ 20. Kb1 Bd3+ 21.
Rxd3 Nxd3 22. e5 $16 Rc8 23. Bb7 $6 (23. Kc2 Nc5 (23... Nb4+ 24. Kb3 Nc6 25.
Bxc6+ Rxc6 26. Ra1 a5 27. Nd4 $16) 24. Ra1 a5 25. Rb1 $16) 23... Rc7 24. Ba6
Nc5 25. Bb5+ Kf8 26. Nd5 Rc8 27. Rc1 e6 28. Nb4 f6 $138 1/2-1/2

[Event "Chigorin Memorial 24th"]
[Site "St Petersburg"]
[Date "2016.10.22"]
[Round "7"]
[White "Fier, Alexandr"]
[Black "Duzhakov, Ilya"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2614"]
[BlackElo "2411"]
[Annotator "Fier,A"]
[PlyCount "91"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 176"]
[Source "ChessBase"]
[SourceDate "2017.01.17"]
[SourceVersion "1"]
[SourceVersionDate "2017.01.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Bg7 6. e4 Nb6 7. Ne2 c5 8. d5
O-O 9. O-O e6 10. Nec3 Na6 11. Bf4 {A trendy idea, in a couple of lines this
move is more useful than the normal 11.a4.} (11. a4 {is the most played move,
but after} exd5 12. exd5 Nc4 13. Nd2 Ne5 14. Nde4 Bg4 {Navara,D (2706)-Bacrot,
E (2695) FRA-chT Top 12 2012 (8.2) 0-1 I believe Black is fine, as seen in}) (
11. Na3 {is another idea} exd5 12. exd5 Bf5 13. Be3 Qd7 14. Qb3 {Wang,Y (2717)
-Wei,Y (2629) CHN-chT China 2014 (19.2) 1/2 which chances for both players})
11... exd5 12. exd5 Nc4 {I didn't prepare against this move, which is not
smart, since it's a typical idea in the other lines.} (12... Bf5 {was the move
I focussed on} 13. g4 $5 Bd7 (13... Bxb1 $6 {after this move White has easy
play} 14. Rxb1 c4 15. Qd2 Qd7 {Mamedyarov,S (2759)-Vocaturo,D (2557) EU-Cup
29th Rhodes 2013 (3.5) 1-0} 16. g5 $14) 14. Nd2 Re8 (14... Qc8 $5) 15. Nde4 {
Ivanchuk,V (2731)-Grischuk,A (2783) Beijing Sportaccord blitz 2013 (15) 1-0
was a high level blitz}) 13. Nd2 Ne5 (13... Nxb2 {Black could take this pawn
now or in the variations of the next moves. It will always go to unclear
positions, but I think in general, it's never enough to level the position.}
14. Qc2 b5 $1 15. d6 Bf5 16. Nde4 Nc4 (16... Qa5 17. a4 $1 {and all Black's
pieces start to be hanging} Bxe4 18. Bxe4 Qxc3 19. Qxc3 Bxc3 20. axb5 $16) 17.
Nxb5 Ne5 18. Qa4 {with advantage.}) (13... Nxd2 {gives White a pleasant edge}
14. Qxd2 c4 15. Rfe1 Nc5 16. Bf1 $1 $16) 14. h3 {Since I was out of book I
went to the most natural move.} (14. Bxe5 {gives an advantage, but during the
game I was really not considering giving up this bishop} Bxe5 15. Nc4 Bd4 16.
Re1 Rb8 17. Nb5 $14 {and even if the computer gives advantage it's hard for me
to understand why White is better.}) 14... Nb4 (14... Nd3 {was again possible,
but if Black didn't take the pawn the first time I had the feeling he would
not go for it now.} 15. Be3 Nxb2 (15... Qa5 16. Nce4 Nxb2 17. Qf3 {gives White
a dangerous initiative}) 16. Qc2 b5 17. Rac1 Bf5 18. Qxb2 b4 19. Ndb1 bxc3 20.
Nxc3 {and White keeps a small edge.}) 15. Nde4 (15. Bxe5 {was again the move
and once again not considered by me} Bxe5 16. Nc4 Bg7 17. a3 Na6 18. Re1 $16)
15... c4 16. Bg5 (16. Bxe5 {it was the last chance for this computer favourite
move} Bxe5 17. Qa4 Nd3 18. Qxc4 Nxb2 19. Qb5 Qb6 20. Qe2 $14 {the knight on b2
is quite misplaced.}) 16... f6 17. Be3 Nbd3 (17... f5 18. Ng5 Ned3 19. Qd2 Re8
(19... Bxc3 {is a computer idea, but it shoudn't really work} 20. Qxc3 f4 21.
gxf4 Rxf4 22. Ne4 {and Black will try some cheap tricks, but in general the
position should not be sound.}) 20. h4 h6 21. Nh3 $14) 18. Nc5 Re8 (18... Nxb2
{is again possible, but White gets some advantage after} 19. Qc2 (19. Qd2 {
is not convincing} Nbd3 20. f4 Nxc5 21. Bxc5 Nd3 22. Bxf8 Qxf8 {with good
compensation}) 19... Nbd3 20. Ne6 Bxe6 21. dxe6 {[%cal Gc3d5,Ga1b1] and
White's pieces are tremendously active.}) 19. b3 Qa5 20. N3e4 Nf7 21. Nxd3 cxd3
22. Qxd3 $1 {A correct sacrifice.} f5 23. Ng5 Ne5 (23... Bxa1 24. Rxa1 Nxg5 25.
Bxg5 Re1+ 26. Rxe1 Qxe1+ 27. Kh2 {and Black is not able to deal both with the
open king and the d-pawn} Qxf2 (27... Bd7 28. d6 $18) 28. d6 $18) 24. Qe2 b6
25. Bd2 $2 {Starting to enter into unnecessary complications.} (25. Rfc1 {
was simple and enough} Ba6 26. Qd1 Nd3 27. d6 $18) 25... Ba6 26. Qe3 Qa3 27.
Rfe1 Bb5 28. d6 Nf7 29. Qf4 Nxg5 30. Qxg5 {Played without thinking, missing an
easy intermezzo.} (30. Bb4 $1 {was clever and I'm able to keep the d6-pawn}
Nxh3+ 31. Bxh3 Qb2 32. Rad1 $16) 30... Qxd6 31. Bf4 Qb4 (31... Qd8 $1 {was the
best defence, but my opponent was not able to see it in time trouble} 32. Rxe8+
Qxe8 33. Rc1 Rc8 (33... Rd8 34. Be3 h6 35. Qf4 {keeping the rooks is dangerous
for Black, since he has a more exposed king}) 34. Rxc8 Qxc8 35. h4 {with a
small advantage, but Black should be able to hold.}) 32. Bd5+ Kh8 33. Bd2 Qd6
34. Bxa8 Bxa1 35. Rxa1 Rxa8 36. Bc3+ {The position is more simple now and it's
a good moment to evaluate. Black's king is much more exposed compared to
White's one and also White's pieces are more active. I am not sure it's a
decisive advantage, but during a game, Black's position is hell to defend.} Kg8
37. Qh6 Qd7 38. Re1 Rc8 39. Bb2 {Near move 40 I didn't want to do anything
committal.} (39. Qh4 $1 {was a nice killer blow, but it's slightly tricky} Rxc3
(39... Re8 40. Rxe8+ Qxe8 41. Qf6 {wins immediately}) 40. Re7 Rxg3+ $1 41. Kh2
$1 Rg2+ 42. Kxg2 Bc6+ 43. f3 Qd2+ 44. Kg3 Qd6+ 45. Kf2 $18) 39... Bc6 40. Kh2
Rc7 (40... f4 {is the computer suggestion, but even here it's hard for Black
to survive} 41. g4 $1 (41. Qxf4 Qd5 42. Rg1 Rf8 43. Qd4 Qxd4 44. Bxd4 Kf7 {
is much less clear}) 41... Rc7 42. Ba3 Qg7 43. Qxf4 $16) 41. Ba3 Qf7 42. Re6
Ba8 43. Qe3 Be4 44. Qd4 Rc2 45. Re7 Qf8 46. Rxa7 (46. Rg7+ {was more classy
and precise} Qxg7 47. Qd8+ Kf7 48. Qe7+ Kg8 49. Qe8+ Qf8 50. Qxf8#) 1-0

[Event "TUR-chT"]
[Site "Konya"]
[Date "2019.07.28"]
[Round "13.7"]
[White "Firouzja, Alireza"]
[Black "Asadli, Vugar Afgan Oglu"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2685"]
[BlackElo "2502"]
[Annotator "Firouzja,A"]
[PlyCount "55"]
[EventDate "2019.07.17"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "TUR"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]
[WhiteTeam "Tatvan Satranc Egitimi"]
[BlackTeam "Darassufaka Spor"]
[WhiteTeamCountry "TUR"]
[BlackTeamCountry "TUR"]

{[%evp 0,55,19,31,14,1,42,24,30,15,0,10,10,-1,21,34,46,41,45,21,41,49,38,45,37,
18,10,3,3,-17,-19,-44,-18,-26,-8,-106,0,0,69,53,40,57,30,18,20,20,50,52,48,73,
101,122,117,115,195,151,399,426]} 1. d4 {This is the game that I should win
and reach 2700 for the first time.} Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5
Nxd5 6. e4 Nb6 7. Ne2 {A very good line to go for a win, leading to most
interesting play.} c5 8. d5 e6 9. O-O exd5 10. exd5 O-O 11. Nbc3 Bf5 12. Be3
Na6 13. b3 {This is a well-known setup for White.} Re8 14. h3 Nb4 $1 {A very
strong move.} 15. Rc1 (15. Bxc5 N6xd5 $1 16. Nxd5 Nxd5 $11) 15... c4 16. Bd4 $1
{Allowing Black to win the exchange.} Bh6 17. bxc4 Bxc1 18. Nxc1 $1 {He
probably missed this move.} (18. Qxc1 Bd3 19. Qh6 f6 $13) 18... Rc8 $6 (18...
Nxc4 {I thought this should be the best move here, and it leads to a very
unbalanced game:} 19. Qb3 Nd2 20. Qxb4 Nxf1 21. Kxf1 Rc8 $13) 19. a3 {Now
White is getting a very easy play.} Na6 20. g4 Bd7 21. Ne4 Rxe4 22. Bxe4 $18 {
Because of the two bishops this positon should be winning.} Nc5 23. Bg2 Nxc4
24. Re1 Nd6 25. Qd2 Nb5 26. Ba1 Na4 27. Na2 Qf8 28. Qf4 {Qf6 is threatened and
the knight on a4 is hanging, so he resigned.} 1-0

[Event "Belgrade Investbank"]
[Site "Belgrade"]
[Date "1989.11.??"]
[Round "8"]
[White "Nikolic, Predrag"]
[Black "Kozul, Zdenko"]
[Result "0-1"]
[ECO "D72"]
[WhiteElo "2600"]
[BlackElo "2560"]
[Annotator "Ftacnik,L"]
[PlyCount "86"]
[EventDate "1989.11.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "YUG"]
[EventCategory "15"]
[SourceTitle "CBM 016"]
[Source "ChessBase"]
[SourceDate "1990.06.01"]
[SourceVersion "1"]
[SourceVersionDate "1990.06.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 O-O 8.
Nbc3 Nc6 9. d5 Na5 10. a4 c5 11. O-O c4 12. Be3 e6 {N} 13. h3 (13. Nd4 e5 14.
Nc2 Bd7 $132) (13. dxe6 $5 Bxe6 14. Nf4 $22 Nb3 15. Nxe6 fxe6 16. Ra2 $16)
13... exd5 14. exd5 Bf5 15. Re1 Qd6 $6 (15... Nd7 16. g4 Bd3 17. Nf4 Ne5 18.
Bd4 Qg5 19. Bxe5 Bxe5 20. Nxd3 cxd3 21. Qxd3 Qf4 $132) 16. Nb5 Qd8 17. Nbd4 Bd3
18. Nf4 Re8 (18... Bxd4 19. Bxd4 Nb3 20. Nxd3 Nxa1 21. Nc5 Nb3 22. Nxb3 cxb3
23. Qxb3 $146) 19. Nxd3 cxd3 20. Qxd3 Nac4 (20... Nxd5 $6 21. Bd2 $16) 21. a5
Nxb2 (21... Nxe3 22. fxe3 Nxd5 23. a6 $1 $16) 22. Qb3 N6c4 23. a6 Rb8 24. Bf4
$2 (24. axb7 Qb6 25. Qxb6 axb6 $13) 24... Bxd4 25. Bxb8 Qxb8 $2 (25... Rxe1+
26. Rxe1 Qxb8 $17) 26. axb7 $2 (26. Rxe8+ Qxe8 27. axb7 Qb8 28. d6 $16) 26...
Rxe1+ 27. Rxe1 Nd6 28. Re7 Nbc4 29. Qf3 Kf8 30. Re1 Qxb7 31. Qf4 Bc3 32. Re2 a5
33. Bf1 Qb1 34. Kg2 a4 35. Re6 g5 36. Qxg5 fxe6 37. Qd8+ Ne8 38. dxe6 Qe4+ 39.
Kh2 Ncd6 40. Qd7 Bf6 41. Bg2 Qc2 42. Qa7 Be7 43. Qd4 Nf6 {Ftacnik} 0-1

[Event "USA-ch"]
[Site "USA"]
[Date "1989.??.??"]
[Round "11"]
[White "Fedorowicz, John P"]
[Black "Kudrin, Sergey"]
[Result "0-1"]
[ECO "D72"]
[WhiteElo "2560"]
[BlackElo "2570"]
[Annotator "Ftacnik,L"]
[PlyCount "80"]
[EventDate "1989.11.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "USA"]
[EventCategory "12"]
[SourceTitle "CBM 019"]
[Source "ChessBase"]
[SourceDate "1990.12.01"]
[SourceVersion "1"]
[SourceVersionDate "1990.12.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb4 7. d5 O-O 8. a3
N4a6 9. Nf3 c6 10. O-O cxd5 11. exd5 Nd7 {N} (11... Nc7 12. Nc3 Ne8 13. Re1 Nd6
14. Bg5 Re8 15. Qe2 Bg4 16. Ne4 Na6 17. Nxd6 Qxd6 18. Rad1 $16 {Duric,S-Kudrin/
New York/1989/ ->CBM 12}) 12. Nc3 Nb6 13. Re1 Nc7 14. Ne5 Ne8 (14... e6 $5 15.
dxe6 (15. d6 Ne8 16. Bf4 Bxe5 17. Bxe5 f6) 15... Nxe6 16. Nd5 $14) 15. Bf4 Nd6
16. Qe2 Re8 17. Rad1 Bd7 18. h4 $1 h5 (18... Rc8 19. h5 Ndc4 20. Nc6 $1 $16)
19. Kh2 a6 (19... Rc8 $5) 20. Ne4 Ba4 21. Rd4 Bb5 22. Qf3 Nd7 (22... Nxe4 23.
Qxe4 $16) 23. Ng5 $1 Nxe5 24. Bxe5 Bxe5 (24... f6 25. Ne6 Qb6 26. Bf4 $16) 25.
Rxe5 Bd7 (25... f6 26. Ne6 fxe5 (26... Qb6 27. Rxh5 $1 gxh5 28. Qxh5) 27. Qe3
$1 Nf5 (27... exd4 28. Qh6 Nf5 29. Qxg6+ Kh8 30. Qxh5+ Kg8 31. Qxf5 $18) 28.
Qg5 Kh7 29. Be4 $1 Rf8 30. Nxd8 exd4 31. Bxf5 Rxf5 32. Qxe7+ Kg8 33. Ne6 Rf7
34. Qg5 $18) 26. Re1 Rc8 27. Rf4 $1 Bf5 28. Bh3 Bxh3 29. Kxh3 Rf8 (29... Nf5
30. Rxf5 Qd7 31. Re6 $1 fxe6 32. Nxe6 gxf5 33. Qxf5 $18) 30. Qd3 Qd7+ 31. Kh2
Nf5 32. Re5 Qb5 (32... e6 $2 33. Qf3 exd5 34. Rfxf5 gxf5 35. Qxh5 f6 36. Rxd5
Qe7 37. Qg6+ Kh8 38. Rxf5 fxg5 39. Qh6+ $18) 33. Qb1 Qb6 34. Rexf5 gxf5 35.
Qxf5 Qg6 36. Qe5 Rc1 37. Rf5 (37. Qxe7 Qb1 38. Qe4 $16) 37... Re1 38. Qf4 f6
39. d6 $2 (39. Ne4 Rc8 40. d6 $1) 39... e6 $1 40. Rc5 fxg5 {Ftacnik,L} (40...
fxg5 41. Rxg5 Rxf4 42. Rxg6+ Kf7 43. gxf4 Kxg6 $19) 0-1

[Event "EU-ch 2nd"]
[Site "Ohrid"]
[Date "2001.06.02"]
[Round "2"]
[White "Kutirov, Rolando"]
[Black "Turov, Maxim"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2381"]
[BlackElo "2553"]
[Annotator "Ftacnik,L"]
[PlyCount "67"]
[EventDate "2001.06.01"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "YUG"]
[SourceTitle "CBM 084"]
[Source "ChessBase"]
[SourceDate "2001.09.13"]
[SourceVersion "1"]
[SourceVersionDate "2001.09.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb4 7. d5 c6 8. Ne2
O-O 9. a3 N4a6 10. O-O Nd7 11. Nbc3 cxd5 12. exd5 Ne5 13. h3 Bd7 (13... Nc4 14.
b3 Nd6 15. Be3 (15. Bf4 Bd7 16. Rc1 Qa5 17. Nb1 (17. a4 Rfc8 18. Bd2 Qd8 19. g4
Rc7 20. Ng3 Rac8 21. Nce4 {1-0 Ilincic,Z-Ftacnik,L/Herzeg Novi/2001/ (44)})
17... Rfc8 18. Bg5 Rxc1 19. Nxc1 Bf5 20. Bxe7 Nc8 21. d6 Nxe7 22. dxe7 Re8 {
1/2-1/2 Zaichik,G-Kudrin,S/Philadelphia/1993/ (27)}) 15... Nf5 (15... Bd7 16.
Bd4 Bxd4 17. Qxd4 Qb6 18. Qxb6 axb6 19. Nd4 Rfc8 20. Rfc1 Nc5 21. Nce2 Bb5 {
0-1 Dautov,R-Hracek,Z/GER/2001/ (88)}) 16. Bf4 Bd7 17. b4 Nc7 18. Rc1 Nb5 19.
Nxb5 Bxb5 20. a4 Bxe2 21. Qxe2 Nd6 {1/2-1/2 Mozny,M-Pares Vives,J/Prague 1990/
(42)}) (13... Bf5 14. Nd4 Bd3 15. Re1 Bc4 16. b3 Nd3 17. Re4 Bxd5 18. Nxd5 Qxd5
19. Rh4 Qd6 20. Qxd3 e5 21. Qb5 exd4 22. Bxb7 d3 {0-1 Merino Garcia,
R-Fernandez Garcia,J/Torrevieja 1997/ (30)}) 14. b3 $1 Rc8 15. Ra2 Bf5 (15...
Nc5 16. Be3 a5 17. Rd2 $14) 16. Ne4 Bxe4 $6 {There was no real need to give up
the bishop yet, black will have hard time fighting for the equality.} (16...
Nc7 $5 17. Rd2 (17. f4 Nd7 18. d6 (18. Rd2 Nb5 $15) 18... Nb5 19. dxe7 Qxe7 $15
) 17... Nb5 18. Bb2 Bxe4 19. Bxe4 Qd6 20. Qa1 Bf6 $11) 17. Bxe4 Nc5 18. Bg2 Qb6
(18... Qd6 19. Be3 a5 20. Nd4 $14) 19. Be3 Qa6 (19... Qxb3 20. Qxb3 Nxb3 21.
Rb1 Na5 22. Bxa7 $11) 20. Qb1 (20. Nc1 Ned3 21. Qc2 Nxc1 22. Rxc1 b6 23. Qb1
$14) 20... Rfd8 21. Rd1 Ned7 (21... h6 22. Rc2 b6 23. Nd4 Qxa3 24. f4 Ned7 25.
Ra2 Qb4 26. Nc6 $18) 22. a4 Qd6 23. Nd4 Bxd4 (23... a5 24. Rc2 $16) 24. Rxd4 a5
25. b4 $1 {[%mdl 2048] Now the two bishops against two knights definitely need
all the breathing space they can get.} axb4 (25... Qb6 26. Rc4 Rc7 27. Rac2 $16
) 26. Rxb4 Ra8 27. a5 Ra6 (27... Rdc8 28. Bf4 Qf6 29. Rc4 b6 30. a6 Ra7 31.
Rcc2 Rca8 32. d6 Re8 33. dxe7 $16) 28. Rb5 Rda8 (28... b6 29. axb6 Rxb6 30.
Rxb6 Nxb6 31. Bf4 e5 32. Bxe5 Qxe5 33. Qxb6 $16) 29. h4 b6 30. Bf4 $1 Qf6 (
30... Ne5 31. Rxb6 Rxb6 32. axb6 Rb8 33. Qb5 $18) 31. Bg5 (31. d6 Re8 32. axb6
Rxa2 33. Qxa2 exd6 34. b7 $16) 31... Qc3 (31... Qd6 32. Bf4 Qf6 33. d6 $16) 32.
d6 Rc8 $2 (32... Re8 33. axb6 exd6 34. Rxa6 Nxa6 35. Be3 $16) 33. Rc2 Qd3 34.
Bb7 $1 1-0

[Event "MK Cafe Cup-A"]
[Site "Koszalin"]
[Date "1999.08.04"]
[Round "2"]
[White "Tregubov, Pavel V"]
[Black "Kempinski, Robert"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2609"]
[BlackElo "2549"]
[Annotator "Ftacnik,L"]
[PlyCount "65"]
[EventDate "1999.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 073"]
[Source "ChessBase"]
[SourceDate "1999.12.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.12.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. e4 Bg7 7. Ne2 Nc6 8. d5
Ne5 9. O-O e6 10. Nbc3 exd5 11. exd5 O-O 12. h3 (12. Bf4 Nbc4 13. b3 Nd6 14.
Qd2 Re8 15. Rac1 Bh3 16. Rfe1 Bxg2 17. Kxg2 Qd7 18. Nd4 a6 19. Ne6 fxe6 20.
Bxe5 Bxe5 21. Rxe5 {1-0 Begun,S-Ivanov/Roslavl/1989/ (41)}) (12. b3 Bg4 13. f4
Nec4 14. bxc4 Bxc3 15. Rb1 Nxc4 16. Rxb7 Nb6 17. h3 Bxe2 18. Qxe2 Qc8 19. d6
cxd6 20. f5 {1/2-1/2 Bator,R-Schiller,P/SWE/1993/ (48)}) 12... Bf5 13. b3 Re8
14. Ba3 {Both players have active light pieces, but black's freedom is
restrained by the strong d5 pawn.} (14. Be3 Bd3 15. Qd2 Qf6 16. Rfd1 Ba6 17.
Nd4 Qe7 18. Qc2 Rac8 19. Rac1 c6 20. dxc6 bxc6 21. Nde2 c5 22. Nf4 c4 {0-1
Ulak,S-Kempinski,R/Suwalki/1999/ (33)}) 14... Bd3 15. Rc1 (15. f4 Nec4 16. Qxd3
(16. bxc4 Bxe2 17. Nxe2 Bxa1 $19) 16... Re3 17. Qc2 Nxa3 $15) 15... Ba6 (15...
Qf6 $2 16. f4 Bxe2 17. Nxe2 Ned7 18. Rxc7 $16) 16. Rc2 Qf6 (16... Bd3 17. Rd2
Bf5 18. Nd4 $14) 17. f4 Ned7 (17... Nd3 $2 18. Rf3 $1 $18) 18. Ne4 Qd8 (18...
Qf5 $2 19. g4 Qxd5 20. Nf6+ Nxf6 21. Bxd5 $18) 19. Rf2 {Tregubov can claim
good progress in winning more space for pieces, black's Ba6 is not the best
located piece.} Nf6 (19... f5 $5 20. Ng5 Nf6 21. Nc3 $14) 20. Nxf6+ Bxf6 (20...
Qxf6 21. Rxc7 $16) 21. Nc3 Re3 $2 (21... Be7 22. Bxe7 Qxe7 23. f5 $14) 22. Ne4
Bg7 23. Bc5 Rd3 24. Rfd2 Rxd2 (24... Rxd5 $2 25. Bxb6 Rxd2 26. Rxd2 $18) 25.
Rxd2 Nc8 (25... f5 26. Ng5 Qd7 27. d6 $14) 26. d6 {The difference in the piece
activity is striking, white is right to open the center before Ra8 comes into
play.} Nxd6 $6 (26... cxd6 27. Nxd6 Nxd6 28. Rxd6 Qc7 (28... Qa5 29. b4 $1) 29.
b4 $16) 27. Kh2 Qe8 (27... Rc8 28. Bxa7 $16) 28. Bxd6 cxd6 29. Nxd6 Qe3 (29...
Qe7 30. Nxf7 $1 $18) 30. Nxf7 $1 Rf8 (30... Kxf7 31. Rd7+ Kg8 32. Qd5+ Kh8 33.
Rd8+ $18) 31. Ng5 Kh8 (31... Re8 32. Bd5+ Kf8 33. Nxh7+ Ke7 34. Ng5 $18) 32.
Rd7 Qe8 33. Qd5 (33. Qd5 h6 34. Ne6 $18) 1-0

[Event "URS-ch FL55"]
[Site "Lvov"]
[Date "1987.11.15"]
[Round "8"]
[White "Romanishin, Oleg M"]
[Black "Gavrikov, Viktor"]
[Result "0-1"]
[ECO "D72"]
[WhiteElo "2555"]
[BlackElo "2555"]
[Annotator "Ftacnik,L"]
[PlyCount "110"]
[EventDate "1987.11.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URS"]
[EventCategory "10"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb4 7. Nf3 {'!?'} (7.
a3 N4c6 8. d5 Nd4 $13) 7... Bxd4 8. O-O Bg7 9. Qa4+ N4c6 10. Rd1 Bd7 (10... Nd7
$13) 11. Nc3 O-O 12. Qa3 {'!'} (12. Qb3 Qc8) 12... Qc8 {'?!'} (12... a5) 13.
Bg5 {'!'} f6 (13... Re8 14. Nd5) (13... Bg4 $5 14. Bxe7 Nxe7 15. Qxe7 Nc6 $132)
14. Be3 Bg4 15. h3 {'!'} Bxf3 16. Bxf3 Nd7 17. b4 {'©!'} (17. Bg4 f5 18. exf5
gxf5 19. Bf3 $13) 17... e6 18. Bg2 (18. Be2 $5) 18... Re8 19. Qb3 a6 20. Rac1
Kh8 21. a3 {'?!'} (21. f4) 21... Nf8 22. h4 (22. Na4 $1) 22... Ne5 {'!'} 23.
Na4 Ned7 24. Bb6 {'?'} (24. Bh3 $5 f5 25. Bd4) (24. Bf4 $5 c6 25. Bd6) 24... c6
25. Bh3 {'?!'} (25. f4 $142) 25... f5 {'=/+!'} 26. Bd4 Qc7 {'!'} 27. Bxg7+ (27.
exf5 $5 gxf5 (27... exf5 28. Qf7) 28. Bxg7+ Kxg7 29. Re1) 27... Kxg7 28. Qb2+
Kg8 29. exf5 exf5 30. Nc5 (30. Bf1 $5 Qe5 31. Qb3+ Kh8 32. Nb2 $5) 30... Nxc5
31. bxc5 Rad8 {'?!'} (31... Qg7) 32. Rd6 {'!'} Qg7 33. Qb3+ {'?!'} (33. Qb6 $5)
(33. Qxg7+ Kxg7 34. Rb1 $1 $44) 33... Kh8 34. Rcd1 Rc8 {'!'} 35. Qb6 Re7 36.
Rd8 Rxd8 37. Qxd8 (37. Rxd8 $5) 37... h5 {'!'} 38. Bf1 {'!'} Kh7 39. Bc4 Re5 {
'!'} (39... Nd7 $4 40. Bg8+ $1 Kh6 41. Rxd7 $1 $18) (39... Rd7 $2 40. Rxd7 Nxd7
41. Bg8+ $1 Qxg8 42. Qxd7+ Qg7 43. Qc8 $10) 40. Qd6 Qe7 {'-/+'} 41. a4 (41. Qb8
Rxc5 42. Rd8 (42. Bb3 Rc3 43. Rd8 Rxb3 44. Rxf8 Qg7 45. Qe8 Rb1+ 46. Kh2 Re1 $1
) 42... Rxc4 43. Rxf8 Qg7 44. Rc8 Rd4) (41. Qxe7+ Rxe7 42. Rb1 $17) 41... Qxd6
42. cxd6 Re8 {'!'} 43. Rb1 (43. a5 Nd7 44. Bf7 (44. Rb1 Nc5) 44... Rf8 $1 45.
Ba2 Rd8 46. Re1 Kh6 $1 47. Re7 (47. f3 Nc5 48. Re5 Rxd6 $1 49. Rxc5 Rd1+ $19)
47... Nc5 48. Re5 Ne4 $19) 43... b5 44. Bf1 Rd8 45. Rd1 Kg7 46. Bg2 c5 47. Bb7
(47. axb5 axb5 48. Bc6 Ne6 $5 (48... b4) 49. Bxb5 Nd4 50. Bc4 Rxd6) 47... bxa4
48. Bxa6 Kf6 49. Bb5 a3 50. d7 {'?'} (50. Ra1 Rxd6 51. Rxa3) 50... Nxd7 {'!'}
51. Ra1 (51. Bxd7 a2 52. Kf1 Rxd7 $19) (51. Rd6+ Ke7 52. Ra6 Nb6 $1 53. Rxa3 (
53. Rxb6 Rd1+ 54. Kg2 a2) 53... c4 $19) 51... Nb6 52. Rxa3 c4 {'!'} 53. Ra6 Rd6
54. Ba4 {'?'} Ke5 55. Be8 c3 0-1

[Event "Srajber Memorial 08th"]
[Site "Subotica"]
[Date "2003.11.29"]
[Round "2"]
[White "Ilincic, Zlatko"]
[Black "Lupulescu, Constantin"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2564"]
[BlackElo "2499"]
[Annotator "Ftacnik,L"]
[PlyCount "73"]
[EventDate "2003.11.06"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "YUG"]
[EventCategory "10"]
[SourceTitle "CBM 099"]
[Source "ChessBase"]
[SourceDate "2004.03.30"]
[SourceVersion "1"]
[SourceVersionDate "2004.03.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 e5 8. d5
c6 9. Nbc3 cxd5 10. exd5 O-O 11. O-O Re8 12. b3 e4 (12... Bg4 13. Be3 Na6 14.
Qd2 Qd7 15. Rfd1 Bh3 16. Bh1 Rac8 17. Rac1 Bf5 18. d6 Bg4 19. Ne4 Rxc1 20. Rxc1
Rc8 21. N2c3 Bf5 22. Rd1 Bg4 23. f3 Bf5 24. Bxb6 axb6 25. Nd5 {1-0 Umansky,
M-Moor,R/Pfullendorf 2003/ (25)}) 13. Bb2 Bg4 {[%mdl 4] Ilincic is facing very
concrete threats as his d5 pawn is vulnerable. On the other hand black has
become aggressive before finishing his own development and that is double
edged, to say the least.} (13... Nxd5 14. Qxd5 $1 Qxd5 15. Nxd5 Bxb2 16. Nc7
Na6 17. Nxe8 Bg4 18. Rab1 Bxe2 19. Rfe1 Bd3 20. Rxb2 Rxe8 21. Rd2 $16) 14. h3
Bxe2 (14... Bxc3 $6 15. Bxc3 Bxe2 16. Qxe2 Nxd5 17. Bb2 Nd7 (17... f5 $2 18.
Rad1 Na6 19. Qc4 Nac7 20. Qd4 $18) 18. Rad1 N7b6 19. Qd2 $14) 15. Qxe2 f5 (
15... Nxd5 16. Nxe4 Nc6 17. Rfd1 $16) 16. Rad1 N8d7 (16... Bxc3 $2 17. Bxc3
Nxd5 18. Qc4 $18) 17. d6 a6 (17... Nc5 18. Nb5 Bxb2 19. Qxb2 Ne6 (19... Nd3 20.
Qd4 $16) 20. f3 $14) 18. Na4 {As a result white d pawn is strong and black has
to live without vital white squared bishop.} (18. f3 Rc8 19. Qe3 exf3 20. Qxf3
Be5 $132) 18... Rc8 (18... Nxa4 19. Qc4+ Kh8 20. Bxg7+ Kxg7 21. Qxa4 Rc8 22.
Rc1 $14) 19. Bxg7 Kxg7 20. Qb2+ Kf7 (20... Qf6 $2 21. Qxf6+ Kxf6 22. Nxb6 Nxb6
23. d7 $18) 21. f3 $1 e3 (21... Nxa4 22. bxa4 e3 23. f4 Qf6 24. Qe2 Rb8 25. Rf3
$14) 22. Rfe1 f4 (22... Nxa4 23. bxa4 Qg5 24. Qxb7 Rcd8 25. Qd5+ Kf8 26. Kh2
$14) 23. gxf4 (23. Qd4 e2 24. Qxf4+ Kg8 25. Rd2 $16) 23... Na8 $2 {This move
is so ugly, that it has to be at least dubious. Lupulescu is neglecting the
chance to put up resistance with} (23... Nf6 24. f5 $1 gxf5 25. f4 $14) 24. Qd4
Qf6 25. Qxf6+ (25. Qd5+ Qe6 26. Qxb7 e2 27. Rd3 Rc2 28. a3 $16) 25... Kxf6 26.
h4 Rc2 27. Bh3 e2 (27... b5 28. Bxd7 Rd8 29. Rxe3 Rxd7 30. Rc3 $1 Rxc3 31. Nxc3
$18) 28. Rd3 Rd8 (28... Nab6 $2 29. Nxb6 Nxb6 30. d7 Rd8 31. Rd6+ $18) 29. Nc3
{White enjoys spare pawn, better pieces and perfect target on e2- too many
pluses for black's comfort.} Nab6 30. Re3 (30. Rxe2 Rxe2 31. Nxe2 Nc5 32. Rd1
Ne6 33. Kf2 $18) 30... Nc5 31. b4 Nca4 (31... Ncd7 32. R1xe2 $18) 32. Nxa4 Nxa4
33. d7 Kf7 (33... Rc7 34. R1xe2 Rcxd7 35. Bxd7 Rxd7 36. Kf2 $18) 34. Be6+ Kf6
35. Bb3 Rc3 36. Re6+ Kf5 37. Re8 $1 1-0

[Event "Tan Chin Nam Cup 8th"]
[Site "Qingdao"]
[Date "2002.07.06"]
[Round "5"]
[White "Xu, Jun"]
[Black "Ni, Hua"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2654"]
[BlackElo "2533"]
[Annotator "Ftacnik,L"]
[PlyCount "85"]
[EventDate "2002.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 091"]
[Source "ChessBase"]
[SourceDate "2002.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
e6 9. O-O O-O 10. Nec3 Na6 11. Na3 exd5 12. exd5 Bf5 13. Be3 c4 (13... Nc8 14.
Nc4 Nd6 15. Nxd6 Qxd6 16. g4 Bd7 17. Ne4 Qc7 18. g5 Rad8 19. Rc1 b6 20. d6 Qc8
21. Nf6+ Bxf6 22. gxf6 Bh3 {1/2-1/2 Quinteros,M-Martz,W/Torremolinos 1973/ (55)
}) (13... Qd7 14. Qd2 Bh3 (14... Rac8 15. Ncb5 Rfd8 16. Rfd1 Na4 17. b3 Nb2 18.
Nxa7 Ra8 19. N7b5 Nxd1 20. Rxd1 b6 21. d6 Rac8 22. Nc3 Bg4 23. f3 Be6 24. Nc4
Rb8 25. a4 Nb4 26. Nb5 {1/2-1/2 Chiburdanidze,M-Xie Jun/Batumi 2001/ (40)}) 15.
Rad1 Bxg2 16. Kxg2 Rfe8 17. Bh6 Nb4 18. Bxg7 Kxg7 19. Nc2 Nc4 20. Qc1 Nxc2 21.
Qxc2 Nd6 {1/2-1/2 Fominyh,A-Zilberstein,V/Voronezh 1988/ (59)}) 14. Bxb6 (14.
Bd4 Bd3 15. Bxg7 Kxg7 16. Re1 {1-0 Fedorowicz,J-Gutman,L/Paris 1989/ (16)})
14... Qxb6 (14... axb6 15. Nxc4 $16) 15. Nxc4 Qb4 16. Qe2 {White has no
ambition to hold on to an extra pawn, his goal is to benefit from the strong d
pawn.} Nc5 (16... Rfe8 17. Ne3 Rac8 18. d6 Bxc3 19. bxc3 Qxd6 20. Nxf5 gxf5 21.
Qf3 (21. Qb5 Nc5 22. Rad1 Qf6 $14) 21... Nc5 22. Qxf5 $16) 17. Rad1 Bxc3 (17...
Rfe8 18. Ne3 Bxc3 19. bxc3 Qxc3 20. Rc1 Qa5 21. Qc4 $16) 18. bxc3 Qxc3 19. Rc1
Qf6 (19... Qb4 20. Rfd1 Rfe8 21. Qd2 Nd3 22. Qxb4 Nxb4 23. Nd6 $18) 20. Rfd1
Rac8 21. Ne3 Na4 (21... Bd7 22. d6 Rfe8 23. Nd5 Qxd6 24. Qb2 $16) 22. d6 $1 {
[%mdl 64] The exchange sacrifice will help to bring the pawn to the seventh
rank.} (22. Rxc8 Bxc8 (22... Rxc8 23. d6 Nc3 24. Qb2 $16) 23. d6 Nb6 24. a4 $16
) 22... Nc3 (22... Rxc1 23. Rxc1 Qxd6 24. Nxf5 gxf5 25. Bxb7 $16) 23. Rxc3 Qxc3
(23... Rxc3 24. Nd5 Qg7 25. Ne7+ Kh8 26. Nxf5 gxf5 27. d7 Qf6 28. Qe8 $18) 24.
Nxf5 gxf5 25. d7 Rcd8 26. Bxb7 Qc7 (26... Qf6 27. a3 Qe6 28. Qxe6 fxe6 29. f4
Kf7 30. Bc8 $16) 27. Bc8 Rxc8 (27... f4 28. Qg4+ Kh8 29. Qxf4 Qxf4 30. gxf4
Rg8+ 31. Kf1 $16) 28. dxc8=Q Rxc8 {Ni Hua was not able to tolerate the
intruder forever, since both his rooks were paralysed by the d7 pawn.} (28...
Qxc8 29. Qe3 a6 30. Qg5+ Kh8 31. Qf6+ Kg8 32. Rd5 $16) 29. Qh5 Qc5 (29... f4
30. Qg5+ Kf8 31. Qf6 Kg8 32. Rd4 Qc1+ 33. Kg2 Qc6+ 34. Qxc6 Rxc6 35. Rxf4 Ra6
36. a4 $16) 30. Qg5+ Kh8 31. Qf6+ Kg8 32. h4 Re8 (32... Qc2 33. Rd8+ Rxd8 34.
Qxd8+ Kg7 35. Qd4+ Kf8 36. Qxa7 $18) 33. Rd7 Qc4 34. Qg5+ Kf8 (34... Kh8 35.
Qxf5 Re1+ 36. Kh2 Qc6 37. f3 Qg6 38. Qxg6 hxg6 39. Rxa7 $18) 35. Qxf5 Qxa2 (
35... Kg8 36. Qg5+ Kh8 37. Qf6+ Kg8 38. Rxa7 $18) 36. Qxh7 {Xu Jun has won a
pawn and due to the exposed black king the technical phase will not be
difficult.} Qa1+ 37. Kg2 Qf6 38. Qc2 a6 39. Qc5+ Kg7 (39... Re7 40. Rxe7 Qxe7
41. Qc8+ Kg7 42. Qxa6 Qe4+ 43. Kh2 Qf3 44. Qa1+ Kh7 45. Qd4 $18) 40. Rd5 Qe7
41. Qd4+ Kh7 42. Kh2 (42. Rh5+ Kg6 43. Rg5+ $18) 42... Ra8 (42... Qe4 43. Rh5+
Kg6 44. Rg5+ Kh6 45. Qg7#) 43. Qg4 1-0

[Event "Interzonal-16"]
[Site "Biel"]
[Date "1993.??.??"]
[Round "9"]
[White "Nikolic, Predrag"]
[Black "Hellers, Ferdinand"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2625"]
[BlackElo "2560"]
[Annotator "Ftacnik,L"]
[PlyCount "35"]
[EventDate "1993.07.16"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "SUI"]
[SourceTitle "CBM 037"]
[Source "ChessBase"]
[SourceDate "1993.12.01"]
[SourceVersion "1"]
[SourceVersionDate "1993.12.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb4 7. d5 c6 8. Ne2 (
8. Nc3 cxd5 9. exd5 Bf5 10. Qa4+ N8c6 11. Nge2 Nc2+ 12. Kf1 O-O 13. dxc6 b5 14.
Qf4 Nxa1 15. g4 e5 16. Qb4 Bd3 17. Qc5 e4 $17 {Gofstein,L-Kotkov,Y/URS/1973/})
8... cxd5 9. exd5 $5 (9. a3) 9... Bf5 10. O-O $1 (10. Na3 $6 Nd3+) 10... O-O (
10... Nc2 11. g4 Nxa1 12. gxf5 O-O 13. Nbc3 $16) (10... Bc2 $2 11. Qd2) 11.
Nbc3 Nd7 $2 (11... Nc2 12. g4 Nxa1 13. gxf5 $16) (11... Qd7 $5 $14) 12. a3 Nd3
$2 (12... Na6 13. Nd4 $16) 13. g4 $1 Nxb2 (13... Nxc1 14. Nxc1 $18) 14. Bxb2
Bxg4 15. h3 Bh5 (15... Bf5 16. Ng3 $18) 16. Rb1 Ne5 17. Ne4 Nf3+ 18. Kh1 1-0

[Event "Interzonal-16"]
[Site "Biel"]
[Date "1993.??.??"]
[Round "12"]
[White "Hellers, Ferdinand"]
[Black "Ftacnik, Lubomir"]
[Result "1/2-1/2"]
[ECO "D72"]
[WhiteElo "2560"]
[BlackElo "2535"]
[Annotator "Ftacnik,L"]
[PlyCount "76"]
[EventDate "1993.07.16"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "SUI"]
[SourceTitle "CBM 037"]
[Source "ChessBase"]
[SourceDate "1993.12.01"]
[SourceVersion "1"]
[SourceVersionDate "1993.12.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
e6 9. O-O O-O 10. Nec3 Na6 11. a4 exd5 12. exd5 Bf5 13. Na3 Nb4 14. Be3 Rc8 15.
Qd2 a5 16. Bh6 $5 $146 (16. Rfd1 Bd3 17. b3 Re8 18. Rac1 $13 {Vaganian,
R-Ftacnik,L/Naestved/1985/ Inf40/558}) 16... Bd3 (16... Bxh6 17. Qxh6 Bd3 (
17... N6xd5 18. Nxd5 Nxd5 19. Rad1 Be6 20. Nc4 Rc7 (20... Rc6 21. Qd2 $18) 21.
Bxd5 Bxd5 22. Nb6 Rd7 23. Nxd7 Qxd7 24. Qd2 Rd8 25. Qxa5 $16) 18. Rfd1 $1 c4
19. Nab5 (19. Rac1 Re8) 19... N6xd5 20. Nxd5 Nxd5 21. b3 Re8 22. Rac1 $16) 17.
Rfe1 (17. Bxg7 $5 Bxf1 (17... Kxg7 18. Rfe1 c4 19. Rad1 Qd7 $14) 18. Bxf8 Bxg2
19. Kxg2 Qxf8 20. d6 Rd8 21. Rd1 $14) (17. Rfd1 Re8 (17... c4 18. Bxg7 Kxg7 $14
) 18. Bxg7 Kxg7 19. b3 $14) 17... Bxh6 $1 18. Qxh6 N4xd5 (18... c4 19. Rad1 $16
N6xd5 $140 20. Nxd5 Nxd5 21. b3 Nc3 22. Nxc4 Nxd1 23. Rxd1 Rc7 24. Qd2 Rd7 25.
Ne5 $16) 19. Nxd5 (19. Rad1 Nxc3 20. bxc3 Rc7 21. Re3 Rd7 $13) 19... Nxd5 20.
Rad1 Nb4 $1 (20... c4 $2 21. b3 $1 Nc3 22. Nxc4 $16) 21. Bxb7 Rc7 22. Bg2 (22.
Be4 Re8 23. Re3 Rd7 24. Bf3 Rxe3 25. Qxe3 c4 $13) 22... Rd7 23. Qc1 (23. Qe3
Rd4 24. b3 Bf5 $15) (23. b3 $5 Re8 24. Rxe8+ Qxe8 25. Qc1 $10) 23... Bf5 (23...
Ba6 24. Bf1 (24. Rxd7 Qxd7 25. Qxc5 Nd3 26. Qe7 Qd4 27. Re2 Nxb2 $17 (27... Rc8
28. Nc2 Qxa4 29. Bd5)) 24... Nd3 25. Bxd3 Rxd3 26. Rxd3 Qxd3 27. Qxc5 Bb7 (
27... Rc8 28. Qe3 (28. Qxa5 $2 Bb7 29. Qb5 Qf3 30. Re8+ Kg7 31. Qe5+ Kh6 $19)
28... Qd5 $36) 28. Qe3 Qd5 29. f3 $13) 24. Rf1 (24. Rxd7 Qxd7 25. Nc4 Qxa4 $15
(25... Nd3 26. Ne5 Nxe5 27. Rxe5 Qxa4 28. Rxf5 gxf5 29. Qg5+ $10)) 24... Re8 (
24... Rd4 25. Nb5 Nd3 26. Qc3 Rxa4 27. Na7 $1 Qd4 $140 28. Nc6 Qxc3 29. Ne7+
Kh8 30. bxc3 $13) 25. Rxd7 Qxd7 26. Qxc5 Qxa4 27. Qc3 $1 (27. Qb5 $2 Qxb5 28.
Nxb5 Bd3 29. Nc7 Re2 $1 $17 (29... Rc8 30. Rc1 $13)) 27... Qd7 (27... Bd3 28.
Re1 $13) (27... Re2 28. Bf3 Na2 29. Qf6 $132) 28. Nc4 (28. Re1 $2 Rxe1+ 29.
Qxe1 Qd4 $17) 28... Rc8 29. b3 $1 Be6 (29... Bd3 30. Ra1) 30. Ra1 Qc7 31. Bf1 (
31. Qf6 Nc2 32. Ra2 Ne1 $36) 31... Bd5 32. Qf6 $1 Nc6 (32... Ba8 33. Rxa5 (33.
Nxa5 Nc2 34. Ra4 Ne1 $1) 33... Qb7 34. Rxa8 $1 Rxa8 (34... Qxa8 35. Ne5 Rc7 36.
Bc4 Qf8 37. h4 $40) 35. Nd6 Nd5 (35... Qa7 36. Nxf7 $1 Qxf7 37. Bc4 Nd5 38.
Qxf7+ Kxf7 39. Bxd5+ $18) 36. Qf3 Qe7 37. Qxd5 Rd8 38. Nf5 gxf5 39. Qxf5 $14)
33. Re1 Qd8 34. Qf4 Be6 35. h4 (35. Nd6 g5 36. Qd2 Rc7 (36... Nb4 37. Bc4 Rc6
38. Rd1 Bg4 39. Ne4 Qxd2 40. Rxd2 h6 $10) 37. Bc4 Rd7 38. Rxe6 $1 $16) 35...
Qd4 36. Qe3 (36. Qxd4 Nxd4 37. Re3 a4 38. Nb6 Rc1 $17) (36. Re4 Qd1 37. Nd6 Rf8
$13) 36... Qxe3 (36... a4 37. Nb6 Rb8 38. Nxa4 Rxb3 39. Qxd4 Nxd4 40. Rd1 $10)
37. Rxe3 Rb8 (37... Nd4 38. Nxa5 Rc1 39. Rd3 Nb5 40. Nc4 Bh3 41. Ne3) 38. Rc3
Nd4 (38... Nd4 39. Nxa5 Nxb3 40. Nxb3 Rxb3 $10) 1/2-1/2

[Event "Shenzhen"]
[Site "Shenzhen"]
[Date "1992.??.??"]
[Round "1"]
[White "Petrosian, Arshak B"]
[Black "Lin, Weiguo"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2460"]
[BlackElo "2495"]
[Annotator "Ftacnik,L"]
[PlyCount "79"]
[EventDate "1992.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHN"]
[EventCategory "11"]
[SourceTitle "CBM 031"]
[Source "ChessBase"]
[SourceDate "1992.12.01"]
[SourceVersion "1"]
[SourceVersionDate "1992.12.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
O-O 9. O-O e6 10. Nbc3 Na6 11. Nf4 e5 $6 (11... exd5 12. Nfxd5 $14) 12. Nd3 Nc4
(12... c4 13. Ne1 {/\ Be3}) 13. Qe2 Nd6 (13... Bd7 14. Nxc5 $1 Nxc5 15. Qxc4
$16) 14. f4 $1 f6 (14... exf4 15. gxf4 $16) 15. fxe5 fxe5 16. Rxf8+ Qxf8 17.
Be3 b6 18. Rf1 Qe8 19. Rd1 h5 $6 (19... Bd7 {/\ Rc8, b5}) 20. Nf2 Nc7 21. g4 $1
Ba6 (21... h4 22. Bg5 $16) (21... hxg4 22. Nxg4 Bxg4 23. Qxg4 {/\ Rf1-f3-g3})
22. Qf3 Qf7 23. gxh5 gxh5 (23... Qxf3 24. Bxf3 gxh5 25. Bxh5 $16) 24. Qg3 Rf8
25. Nh3 Qd7 26. Qg6 $1 Nc4 27. Ng5 Rf6 28. Qh7+ Kf8 29. Ne6+ $1 Nxe6 30. dxe6
Qxe6 31. Bg5 $2 $138 (31. Rd8+ Kf7 (31... Ke7 32. Qxg7+ Kxd8 33. Bg5 $18) 32.
Bg5 $18) 31... Nd6 32. Bxf6 Qxf6 33. Qxh5 Bh6 34. Nd5 Qg7 35. Kh1 Bc4 $6 36.
Nxb6 $1 Bf7 (36... axb6 37. Rxd6 $18) 37. Qh3 Qg6 38. Nd7+ Kg7 39. Nxe5 Nxe4
40. Qf3 {Ftacnik,L} 1-0

[Event "Tan Chin Nam Cup 5th"]
[Site "Shenyang"]
[Date "1999.07.09"]
[Round "2"]
[White "Wu, Shaobin"]
[Black "Sutovsky, Emil"]
[Result "0-1"]
[ECO "D72"]
[WhiteElo "2496"]
[BlackElo "2587"]
[Annotator "Ftacnik,L"]
[PlyCount "78"]
[EventDate "1999.07.08"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHN"]
[EventCategory "13"]
[SourceTitle "CBM 073"]
[Source "ChessBase"]
[SourceDate "1999.12.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.12.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
e6 9. O-O exd5 10. exd5 O-O 11. Nbc3 Bf5 12. h3 (12. Be3 Na6 13. b3 Qd7 14. Rc1
Bh3 15. Bxh3 Qxh3 16. Ne4 Rfd8 17. d6 Bf8 18. Bg5 f6 19. Nxf6+ Kf7 20. Ne4 Rd7
21. Nf4 Qf5 22. Re1 h6 23. g4 Qe5 24. Qf3 {1-0 Solozhenkin,E-Nikolic,D/
Vrnjacka Banja/1996/ (24)}) 12... Na6 {Black neglects to safeguard the square
f5 for his bishop and pays the price in limited space for his own pieces.} (
12... h5 13. Bf4 (13. Ne4 Na6 14. N2c3 Qd7 15. Kh2 Rad8 16. Bg5 f6 17. Be3 Bxe4
18. Nxe4 Nxd5 19. Bxc5 Nxc5 20. Nxc5 Qf7 21. Qb3 b6 22. Rad1 Nc7 23. Qxf7+ Kxf7
24. Nb7 {1-0 Karpov,A-Ljubojevic,L/Monaco/1995/ (74)}) 13... Na6 14. a3 Qd7 15.
Kh2 Rfe8 16. Re1 Nc4 17. Qb3 Na5 18. Qd1 c4 19. d6 Nb3 20. Qd5 Nxa1 21. Rxa1
Rac8 22. Qxb7 Nc5 {1/2-1/2 Bolbochan,J-Rossetto,H/Mar del Plata/1950/ (39)})
13. g4 Bd7 14. Ng3 (14. Qb3 Re8 15. Be3 (15. Rd1 $2 Rxe2 16. Nxe2 Ba4 17. Qd3
Nb4 18. Qd2 Bxd1 19. Qxd1 N4xd5 $17) 15... f5 $13) 14... Nc4 15. Rb1 Qb6 (15...
Re8 16. Nce4 Qa5 17. Qb3 b5 18. Rd1 $14) 16. b3 $1 Bxc3 (16... Nd6 17. Qf3 f5
18. g5 Rae8 $11) 17. Qc2 Na3 (17... Nd2 18. Bxd2 Bxd2 19. Qxd2 f5 20. gxf5 Bxf5
21. Rbd1 $14) (17... Nd6 18. Qxc3 $14) 18. Bxa3 Bd4 (18... Qa5 19. Bb2 (19.
Rfd1 Bg7 20. Qc1 Nb4 21. Bxb4 cxb4 22. d6 $14) 19... Bxb2 20. Qxb2 $14) 19. Bb2
{After exchange of the darksquared bishop black becomes vulnerable to the
threats along a1-h8 diagonal.} Bb5 (19... Bxb2 20. Qxb2 f5 21. gxf5 Bxf5 22.
Rbd1 $14) 20. Rfd1 Nb4 21. Qd2 Bxb2 (21... Bd3 $2 22. Rbc1 Nxa2 (22... Bxb2 23.
Qxb2 $18) 23. Ra1 Nb4 24. Bxd4 cxd4 25. Ra4 a5 26. Rxb4 axb4 27. Qxd3 $18) 22.
Qxb2 Nd3 23. Qc3 Nf4 24. a4 Bd7 (24... Ne2+ 25. Nxe2 Bxe2 26. Rd2 Rfe8 27. Rc1
Rac8 28. b4 c4 29. d6 $16) 25. b4 cxb4 26. Rxb4 Qd6 $2 (26... Qa5 $5 27. Qb3
Nxg2 28. Kxg2 b6 29. Ne4 $14) 27. Qd4 Nxg2 28. Ne4 $1 {Wu Shaobin triumphs as
black suffers in the face of the terrible threat Nf6+.} Nf4 (28... Qf4 29. Rxb7
Bxg4 (29... Bc8 30. Kxg2 f6 31. Re7 $18) 30. hxg4 Qf3 31. g5 $18) 29. Kh1 $2 (
29. Nxd6 $1 Ne2+ 30. Kg2 Nxd4 31. Rxb7 Bxa4 32. Rxd4 Bc2 (32... Rad8 33. Ne4
Bc2 34. Nc5 $18) 33. Nb5 a5 34. Na3 Rfc8 35. Rb2 $18) (29. Kf1 $2 Qa6+) 29...
Qxd5 $1 30. Qa1 (30. Qxd5 Nxd5 31. Rxd5 Bc6 32. Rd6 f5 $19) 30... Nd3 (30...
Qc6 31. Rxd7 (31. Rd6 $2 f5 $1 $19) 31... Rfd8 32. Rc4 Qxc4 33. Nf6+ Kf8 34.
Nxh7+ $11) 31. Kg1 (31. Rxd3 Qxd3 32. Nf6+ Kh8 33. Nxd7+ f6 34. Nxf8 Qxh3+ 35.
Kg1 Rxf8 36. Qd4 b6 $19) 31... f5 32. Rd4 (32. Nf6+ Rxf6 33. Qxf6 Bc6 34. f3
Re8 $19) 32... Qe5 (32... Qxe4 33. Rxe4 fxe4 34. Qd4 Bc6 $19) 33. R4xd3 (33.
Rxd7 $2 Qxa1 34. Rxa1 fxe4 $19) 33... Qxa1 34. Rxa1 Bc6 (34... Bxa4 35. Rxa4
fxe4 36. Rxe4 Rf7 $17) 35. Nc5 fxg4 36. hxg4 Rf4 37. Rg3 (37. g5 Re8 $19) 37...
Rd8 38. Ne6 Rxa4 39. Re1 (39. Rxa4 Rd1+ 40. Kh2 Rh1#) 39... Re4 (39... Re4 40.
Rxe4 Rd1+ 41. Kh2 Bxe4 42. Re3 Bd5 $19) 0-1

[Event "Moscow Aeroflot op"]
[Site "Moscow"]
[Date "2002.02.07"]
[Round "4"]
[White "Khurtsidze, Nino"]
[Black "Vokarev, Sergey"]
[Result "0-1"]
[ECO "D72"]
[WhiteElo "2434"]
[BlackElo "2507"]
[Annotator "Ftacnik,L"]
[PlyCount "52"]
[EventDate "2002.02.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 088"]
[Source "ChessBase"]
[SourceDate "2002.03.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.03.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
e6 9. O-O exd5 10. exd5 O-O 11. Nbc3 Na6 12. h3 Nc4 13. b3 Nd6 14. Bb2 (14. Bf4
b6 (14... h6 15. Rc1 b6 16. Qd2 Kh7 17. Rfe1 Bb7 18. g4 Qd7 19. Ng3 Rfe8 20.
Nce4 Nxe4 21. Nxe4 Rad8 {1/2-1/2 Raupp,T-Schneider,B/Germany 1990/ (37)}) (
14... g5 15. Bd2 Bf5 16. Rc1 Nb4 17. g4 Bg6 18. f4 gxf4 19. Nxf4 Bd4+ 20. Kh1 {
1-0 Tilmatine,A-Sbaihi,F/Algiers 2000/ (33)}) 15. Qd2 Re8 16. Rad1 Bb7 17. g4 (
17. h4 Qd7 18. Kh2 Nf5 19. Bh3 Nb4 20. Rfe1 Rad8 21. Bg5 f6 {0-1 Tregubov,
P-Sutovsky,E/Amsterdam 2001/ (55)}) 17... Nc7 18. a4 Ba6 19. Rfe1 Bxe2 20. Nxe2
Be5 21. Bg5 Bf6 22. Be3 Qd7 {0-1 Lputian,S-Van Wely,L/Moscow 2001/ (48)}) 14...
b6 (14... h5 15. Qd2 Bf5 16. Rfe1 Nb4 17. Rad1 Nd3 18. Rf1 Nxb2 19. Qxb2 Re8
20. Qd2 Qf6 21. Rfe1 Re7 22. f3 Rae8 {0-1 Hansen,V-Nielsen,A/Aalborg 1955/ (32)
}) 15. Qd2 Nc7 16. Rad1 (16. Rfe1 Re8 17. Nf4 Rxe1+ 18. Rxe1 Bb7 $11) 16... Ba6
17. Rfe1 Bxe2 $6 {Giving up the bishop in an early stage of the fight, white
is now enjoyng a slight pull.} (17... Re8 18. Nf4 Rxe1+ 19. Qxe1 Qd7 $11) 18.
Nxe2 (18. Rxe2 Qd7 19. Ne4 Nxe4 20. Rxe4 $14) 18... Re8 19. Bxg7 Kxg7 20. b4 (
20. Qc3+ Kg8 21. Qf3 Qe7 22. Qf4 $14) 20... cxb4 (20... Qf6 $2 21. bxc5 bxc5
22. Qa5 $16) 21. Qxb4 Qf6 22. Nd4 (22. Qd4 Qxd4 23. Nxd4 $14) 22... Na6 $1 {
Vokarev has to play inventively to avoid suffering against the dangerous d
pawn.} (22... Rxe1+ 23. Rxe1 Re8 24. Ne6+ Nxe6 25. Qxd6 Rd8 26. Qc6 Nc5 27.
Qxf6+ Kxf6 28. Rd1 $14) 23. Qa3 Nc5 (23... Rxe1+ 24. Rxe1 Qxd4 25. Qxd6 Rc8 $11
) 24. Rxe8 (24. Nc6 a6 25. Qf3 $14) 24... Rxe8 25. Qxa7 Nde4 26. Nf3 $2 {
[%mdl 8192] It was not easy to see the grave danger for the queen on a7, but
this move is a blunder.} (26. Qa3 $1 Qxf2+ 27. Kh2 Ra8 28. Qxa8 Qxg3+ 29. Kg1
Qe3+ 30. Kh2 Qf4+ $11) (26. Bxe4 Nxe4 27. f4 Nxg3 $17) 26... Nc3 (26... Nc3 27.
Re1 Nb5 28. Rxe8 Nxa7 $19) 0-1

[Event "EU-Cup 19th"]
[Site "Rethymno"]
[Date "2003.10.02"]
[Round "5.2"]
[White "Brynell, Stellan"]
[Black "Berndt, Stephan"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2511"]
[BlackElo "2462"]
[Annotator "Ftacnik,L"]
[PlyCount "65"]
[EventDate "2003.09.28"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 098"]
[Source "ChessBase"]
[SourceDate "2004.02.03"]
[SourceVersion "1"]
[SourceVersionDate "2004.02.03"]
[SourceQuality "1"]
[WhiteTeam "Malmo Linhams"]
[BlackTeam "Berlin SF"]
[WhiteTeamCountry "SWE"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 O-O 8. O-O
e5 9. d5 c6 10. Nbc3 cxd5 11. exd5 Na6 12. b3 Bf5 (12... Bg4 $5) 13. a4 Qd7 (
13... Nb4 14. a5 Nd7 15. Ra4 Nd3 16. g4 Nxc1 17. Nxc1 Rc8 18. N1e2 e4 19. gxf5
Bxc3 20. Nxc3 Rxc3 21. fxg6 hxg6 22. Rxe4 Nc5 23. Rb4 Qxa5 {1/2-1/2
Edzgveradze,N-Daniliuk,S/Moscow 1995/ (48)}) 14. Ba3 Rfd8 15. Rc1 (15. Qd2 Bh3
16. Bxh3 Qxh3 17. Rfd1 Nc7 18. d6 Ne6 19. a5 Nd7 20. Nd5 e4 21. Bb2 Ne5 22.
Bxe5 Bxe5 23. Ra4 Bxd6 24. Rxe4 Bf8 {1/2-1/2 Shabalov,A-Krasenkow,M/Bad
Wiessee 2001/ (30)}) 15... Bh3 {Black has to work for equality in this line,
but his chances are fair.} (15... Nc7 $5 16. d6 Ne8 17. Nb5 (17. Nd5 Nxd5 18.
Qxd5 Be6 19. Qxb7 Qxb7 20. Bxb7 Rab8 $15) 17... e4 18. f3 e3 19. Ned4 Bh3 20.
Re1 Bxg2 21. Kxg2 a6 22. Nc7 Rac8 $11) (15... Rac8 16. d6 Bh3 17. a5 Bxg2 18.
Kxg2 Na8 19. Qd5 Nb8 20. Ne4 $36) 16. Bxh3 Qxh3 17. a5 Nd7 (17... Nc8 18. Qd3
Nc7 19. Rfd1 $14) 18. Ne4 h6 (18... Nf6 19. Nxf6+ Bxf6 20. Nc3 (20. Qd3 Rac8
$11) 20... Bg7 21. Qd3 Rd7 22. Rfd1 Rad8 23. Nb5 $14) 19. Rc4 Nf6 20. Nxf6+
Bxf6 21. Nc3 Bg7 (21... Rac8 22. Qf3 Bg7 23. Nb5 $14) 22. d6 Qe6 (22... Rac8
23. Nd5 Rxc4 24. bxc4 Kh7 25. Qe2 $14) 23. Qd5 Qxd5 $2 {[%mdl 8192] This
horrible move helps white knight into play and enhances the strength of d6
pawn.} (23... Qd7 24. Qb5 Nb8 25. Rd1 $14) 24. Nxd5 Bf8 (24... f5 25. Nc7 Rac8
26. Ne6 Rxc4 27. bxc4 Rd7 28. Nxg7 Kxg7 29. Bb2 Kf7 30. Bxe5 $16) 25. Ne7+ Kh7
(25... Bxe7 26. dxe7 Re8 27. Re1 f6 28. f4 $1 $18) 26. Rfc1 (26. f4 f5 (26...
f6 27. fxe5 fxe5 28. Rf7+ Bg7 29. Bb2 Rf8 30. Rcf4 $1) 27. fxe5 Bxe7 28. dxe7
Rd3 29. Rfc1 $18) 26... b6 (26... Bg7 27. g4 $16) 27. Nc6 $1 {Brynell shows
that his pieces occupy much better squares.} b5 (27... Rxd6 28. Bxd6 Bxd6 29.
Rd1 b5 30. Rc3 Bc7 31. Rd7 Kg7 32. Rf3 Rf8 33. b4 $18) 28. Nxd8 bxc4 29. Nxf7
cxb3 30. Rb1 (30. Bb2 Kg8 31. d7 Nc5 32. d8=Q $18) 30... Kg8 31. Nxe5 Rd8 32.
Nc6 Rd7 33. Rxb3 (33. Rxb3 Bxd6 34. Rd3 $18) 1-0

[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1999.01.25"]
[Round "8"]
[White "Kasparov, Garry"]
[Black "Kasimdzhanov, Rustam"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2812"]
[BlackElo "2595"]
[Annotator "Ftacnik,L"]
[PlyCount "71"]
[EventDate "1999.01.16"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "NED"]
[EventCategory "17"]
[SourceTitle "CBM 069"]
[Source "ChessBase"]
[SourceDate "1999.04.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.04.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 O-O 8. O-O
Nc6 9. d5 Na5 10. Nbc3 c6 11. b3 cxd5 12. exd5 Bg4 13. Bd2 (13. f3 Bd7 14. Ba3
$1 (14. Be3 e6 $5) 14... Re8 15. Rc1 e6 16. d6 Bc6 17. Nd4 $6 (17. Kh1 $1 Nd5
18. Nxd5 exd5 19. Nd4 $16) 17... Nd5 18. Nxd5 Bxd5 $1 19. Rc7 $5 Nc6 20. Nxc6
bxc6 {1/2-1/2 Obukhov,A-Kotsur,P/Kurgan/1994/ (28)}) 13... e6 (13... Nd7 14. h3
Bf5 15. Be3 Rc8 16. g4 Bxc3 17. Nxc3 Rxc3 18. gxf5 Nf6 19. Bd4 Rc7 20. Bxf6
exf6 21. Rc1 Rxc1 22. Qxc1 Qd6 {1/2-1/2 Hirschhorn,J-Feldman,V/Sydney 1995/ 
(53)}) 14. dxe6 Bxe6 15. Ne4 (15. Nf4 Bf5 16. Ncd5 Nc6 17. Rc1 Re8 18. Bc3 Nxd5
19. Nxd5 Be4 20. Bxg7 Kxg7 21. Rc4 Bxg2 22. Kxg2 Re5 23. Ne3 Qxd1 24. Rxd1 {
1/2-1/2 Mozny,M-Kalod,R/CZE/1997/ (24)}) 15... Nc6 (15... Bxa1 16. Qxa1 Nd5 (
16... Nd7 17. Bh6 f6 18. Bxf8 Qxf8 19. Rd1 $16) 17. Bh6 f6 18. Bxf8 Qxf8 19.
Rd1 $16) 16. Bg5 {Despite symmetrical pawn position white exercises better
control of the center, especially his knight on e4 is annoying for black.} (16.
Bc3 Re8 17. Bxg7 Kxg7 18. Nd6 $14) 16... Qxd1 (16... f6 $5 17. Be3 f5 (17...
Bg4 18. f3) 18. Nc5 Bxa1 19. Nxe6 Qxd1 20. Rxd1 Rf6 21. Nc7 Rc8 22. Nd5 $14)
17. Raxd1 h6 (17... f6 18. Bf4 $14) 18. Be3 (18. Bf6 Bxf6 19. Nxf6+ Kg7 20. Ne4
$14) 18... Rad8 (18... Nd5 19. Bc5 Rfd8 20. Nd6 b6 21. Ba3 $14) 19. Nd6 Bg4 (
19... Nb4 20. Nxb7 (20. Nf4 $5 $14) 20... Rxd1 21. Rxd1 Nxa2 22. Nc5 $14) 20.
f3 Bc8 21. Bc5 Bf6 (21... Nd7 22. Ba3 $14) 22. f4 $1 {Logical continuation,
white's plus is in maximum pressure against black position.} Bg4 (22... Be7 23.
Nxb7 Bxb7 24. Bxe7 Nxe7 25. Bxb7 $16) 23. Ne4 Bxe2 (23... Bg7 $2 24. Bxf8 Rxf8
25. Rfe1 $18) 24. Nxf6+ Kg7 25. Rxd8 (25. Bxf8+ Rxf8 26. Bxc6 Bxd1 27. Rxd1
bxc6 28. Rd6 Rc8 $14) 25... Rxd8 26. Re1 Rd2 {Kasimdzhanov can claim first
success, he managed to generate some counterplay.} (26... Kxf6 27. Rxe2 (27.
Bxc6 bxc6 28. Rxe2 Rd7 $14) 27... Rd1+ 28. Kf2 Nd5 29. Bf3 $14) (26... Rd1 27.
Ne8+ Kh7 28. Rxd1 Bxd1 29. Nd6 $16) 27. Ne8+ Kg8 28. Nd6 Nd7 (28... Rxa2 29.
Nxb7 Nb8 30. Bd4 $16) 29. Be3 Rxa2 (29... Rxd6 30. Rxe2 a6 31. Kf2 $16) 30. Bd5
Nd8 (30... Kf8 $5 31. b4 Rc2 (31... Rb2 32. Bc1 Rb1 33. Be4 Ra1 34. Bxc6 bxc6
35. Kf2 $18) 32. Bxf7 $16) 31. b4 Rb2 32. f5 $1 {[%mdl 2048] Kasparov has
excellent feeling for the dynamics of the position, black pieces are badly
coordinated and white's bishop's pair dominates.} (32. Bc1 Rb1 (32... Rc2 $2
33. Be4 Ra2 34. Bb1 Ra6 35. Nc8 $1 Re6 (35... Ra1 36. Bb2 $18) 36. f5 $1 $18)
33. Be4 Ra1 $13) 32... gxf5 (32... Nf6 $2 33. Bd4 $18) (32... g5 33. Rc1 $1 Nc6
(33... Nf6 34. Rc8 Nxd5 35. Rxd8+ Kh7 36. Bd4 Rb1+ 37. Kf2 $18) 34. Nxf7 Nxb4
35. Rc8+ Kg7 36. Bd4+ $18) 33. Nxf5 Ne6 (33... b6 34. Bc1 Rb1 35. Be4 Ra1 36.
Ne7+ $18) 34. Bc1 Rb1 (34... Rc2 35. Bxe6 fxe6 36. Nd4 Rxc1 37. Rxc1 Bg4 38.
Rc7 $18) 35. Be4 $1 Ra1 36. Ne7+ (36. Ne7+ Kf8 37. Bxh6+ Kxe7 38. Rxa1 Ba6 39.
Be3 $18) 1-0

[Event "Venice"]
[Site "Venice"]
[Date "1949.??.??"]
[Round "2"]
[White "Golombek, Harry"]
[Black "Barcza, Gedeon"]
[Result "1/2-1/2"]
[ECO "D72"]
[Annotator "Ftacnik,L"]
[PlyCount "99"]
[EventDate "1949.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "ITA"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb4 (6... Nb6 7. Ne2
c5 $1 (7... Nc6 8. d5 Nb8 9. Nbc3 c6 10. O-O cxd5 11. exd5 O-O 12. Qb3 N8d7 13.
a4 $1 $16) 8. d5 O-O 9. O-O e6 10. Nbc3 Na6 {Szabados-Mьller/Venedig m/1949})
7. a3 (7. d5 c6 (7... O-O 8. a3 N4a6 9. Nc3 (9. Nf3 c6 10. O-O cxd5 11. exd5
Nc7 (11... Nd7 {N} 12. Nc3 Nb6 13. Re1 Nc7 14. Ne5 {Fedorowicz-Kudrin/USA-ch/
1989} e6 $5 15. dxe6 (15. d6 Ne8 16. Bf4 Bxe5 17. Bxe5 f6) 15... Nxe6 16. Nd5
$14) 12. Nc3 Ne8 13. Re1 Nd6 14. Bg5 Re8 15. Qe2 Bg4 16. Ne4 Na6 17. Nxd6 Qxd6
18. Rad1 $16 {Duric,S-Kudrin/New York/1989/ ->CBM 12}) 9... e6 10. Nge2 exd5
11. exd5 c6 12. O-O cxd5 13. Qxd5 $1 Nc6 14. Qxd8 Rxd8 15. Bg5 $1 Re8 16. Be3 (
16. Rac1 Nc5) 16... Na5 $5 (16... Ne5 17. b3 { f4}) 17. b4 Nc4 18. Bd4 Nc7 {
Bareev-Lputian/Lvov/1987} 19. Bxg7 $1 Kxg7 20. Rfc1 $14) 8. Ne2 (8. a3 Qa5 9.
Nc3 cxd5 10. Be3 (10. Bf4 N4c6 11. exd5 Nd4 12. Nf3 Bg4 13. O-O O-O 14. Re1 Re8
15. Be5 $14 {Djuric-Smejkal, New York 1986}) 10... Nc2+ $5 (10... d4 11. axb4
Qd8 12. Bxd4 Bxd4 13. Nge2 Bb6 14. O-O O-O 15. Qxd8 Bxd8 $10 {Evans-Pachman,
Helsinki (ol) 1952}) 11. Qxc2 d4 12. Bxd4 Bxd4 13. Nge2 Nc6 14. O-O O-O 15. Nd5
Qd8 $1 $10 {Makarov-Novik/USSR/1989}) 8... cxd5 9. exd5 O-O 10. a3 N4a6 11. O-O
Nd7 12. Nbc3 Ne5 13. Bf4 Nc5 {Euwe-Barcza/Venedig/1948} 14. Be3) (7. Nf3 $5 {N}
Bxd4 8. O-O Bg7 9. Qa4+ N4c6 10. Rd1 {Romanishin-Gavrikov/Lvov/1987} Nd7 $5 $13
) 7... N4c6 8. d5 Nd4 9. Nc3 $1 (9. Ne2 Bg4 (9... c5 10. O-O O-O 11. Nxd4 cxd4
12. Nd2 Na6 13. b4 Nc7 14. Bb2 $1 Nb5 15. Nb3 Qb6 16. Rc1 e6 17. Nc5 exd5 18.
exd5 a5 19. Re1 $14 {Sirov}) 10. Nbc3 e5 {Rubinstein-Reti/Semmering/1926}) 9...
O-O 10. h3 c5 11. Nge2 Qb6 (11... e5 $142) 12. O-O Bd7 13. Rb1 Bb5 14. Nxb5
Qxb5 15. Nxd4 cxd4 16. f4 {/\17.e5+/-} e5 17. dxe6 fxe6 18. e5 Nc6 19. Bxc6 (
19. Be4 $142 {/\h4-h5}) 19... Qxc6 20. Qxd4 Rad8 $1 21. Qxa7 Bxe5 $1 22. Be3 (
22. fxe5 $4 Rxf1+ 23. Kxf1 Qf3+ 24. Kg1 Rd1+ 25. Kh2 Rh1#) 22... Bg7 23. Qb6
Qxb6 24. Bxb6 Rd3 25. Bf2 (25. Kg2 $2 Rb3) 25... e5 26. fxe5 Bxe5 27. Rbd1 Rb3
28. Rd2 Bxg3 29. Bc5 Rxf1+ 30. Kxf1 Be5 31. Rd8+ Kf7 (31... Kg7 32. Rd7+ Kh6 $2
33. Bf8+) 32. Rd7+ Ke6 33. Rxh7 Bxb2 34. Bb4 b6 35. Rb7 Bd4 36. Kg2 Kd5 37.
Rd7+ Kc4 38. Rd6 g5 39. Rg6 Be3 40. Be7 Rb5 41. Kf3 Re5 42. Bb4 Re8 43. Rg7 Bf4
44. Be7 Rh8 45. Kg2 Rh5 46. Rg6 Be3 47. Bd8 b5 48. Be7 Kd5 49. Rg8 Bf4 50. Rg6
1/2-1/2

[Event "Olympiad-34"]
[Site "Istanbul"]
[Date "2000.11.12"]
[Round "14.4"]
[White "Solak, Dragan"]
[Black "Sutovsky, Emil"]
[Result "0-1"]
[ECO "D72"]
[WhiteElo "2490"]
[BlackElo "2609"]
[Annotator "Ftacnik,L"]
[PlyCount "70"]
[EventDate "2000.10.28"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "TUR"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "Yugoslavia"]
[BlackTeam "Israel"]
[WhiteTeamCountry "YUG"]
[BlackTeamCountry "ISR"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
e6 9. O-O O-O 10. a4 exd5 11. exd5 Nc4 12. Nec3 Na6 13. Nd2 Ne5 14. Nde4 Bg4
15. f3 (15. Qb3 Rb8 16. Bg5 f6 17. Be3 c4 $11) 15... Bf5 16. f4 $6 {[%mdl 32]
Bit unusual, natural opening of the diagonal a8-h1 makes black's bishops much
stronger and leaves the white one on c1 locked.} (16. Bg5 $5 f6 17. Bf4 Re8 18.
Qe2 $14) 16... Nc4 17. Qe2 Nd6 18. Nxd6 (18. Qf2 $2 Bd4 19. Be3 Bxe3 20. Qxe3
Re8 $17) 18... Qxd6 19. Bd2 Nb4 $1 (19... Nc7 20. Nb5 Nxb5 21. Qxb5 $11) 20.
Nb5 Qb6 (20... Qd7 21. Bxb4 cxb4 22. Qd2 $11) 21. a5 Qa6 22. Bxb4 (22. Rf3 Bd7
(22... Bg4 23. Qc4 Bxb2 24. Rb1 Bd4+ 25. Kh1 Bxf3 26. Bxf3 Rac8 $17) 23. Bf1
Bxb2 24. Rb1 Bxb5 25. Qxb5 Bd4+ 26. Kg2 Qxb5 27. Bxb5 Nxd5 $17) 22... cxb4 23.
Rf2 Rac8 24. Bf1 (24. Rd1 Rc2 25. Qf1 Rxf2 26. Kxf2 Qxa5 $19) 24... Qf6 (24...
Rc5 25. Rd1 Qxa5 26. d6 Qb6 $17) 25. Rd1 (25. Nxa7 $2 Rc2 26. Qf3 Qxb2 $19)
25... Rfe8 26. Qd2 (26. Qf3 Rc2 $1 27. Qb3 (27. Rxc2 Bxc2 28. Rd2 Qxb2 29. d6
Qc1 30. d7 Rd8 31. Qe2 Bf5 32. Qe8+ Bf8 $19) 27... Rxf2 28. Kxf2 Bg4 $17) 26...
Bg4 27. Be2 $2 {Solak misses black's great shot, the knight on b5 has no
chance to get back home.} (27. d6 $1 Bxd1 28. d7 Bg4 29. f5 Qe7 30. fxg6 hxg6
31. dxe8=Q+ Rxe8 $15) (27. Rc1 Rxc1 28. Qxc1 a6 29. h3 Rc8 $17) 27... Rxe2 $1
28. Rxe2 a6 29. d6 (29. Nd4 Qxd4+ 30. Qxd4 Bxd4+ 31. Rxd4 Bxe2 32. Rxb4 Bb5 $19
) 29... Bxe2 30. Qxe2 axb5 31. Qxb5 (31. d7 Rd8 32. Qe8+ Bf8 $19) 31... Qxb2
32. d7 Rd8 33. Qxb7 (33. Qb6 Bf6 34. Rd6 Qb1+ 35. Kg2 Qc2+ 36. Kg1 b3 37. Rxf6
Qd1+ 38. Kg2 Rxd7 $19) 33... Bd4+ 34. Kh1 Qe2 35. Rc1 (35. Rxd4 Qf1#) 35...
Rxd7 $1 (35... Rxd7 $1 36. Qxd7 Qf3#) 0-1

[Event "URS-ch17 Final"]
[Site "Moscow"]
[Date "1949.10.30"]
[Round "9"]
[White "Geller, Efim P"]
[Black "Boleslavsky, Isaak"]
[Result "1-0"]
[ECO "D72"]
[Annotator "Ftacnik,L"]
[PlyCount "113"]
[EventDate "1949.10.16"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "URS"]
[SourceTitle "URS-ch"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 Bg4 8. d5
(8. Nbc3 Nc6 9. d5 Nd4 10. O-O) 8... c6 9. O-O O-O 10. Nbc3 cxd5 11. exd5 Na6
12. h3 Bd7 13. Bg5 h6 14. Be3 Nc4 (14... Nc7 $142 15. Bd4 Nb5 16. Bxg7 Kxg7 {
/\17... Sd6}) 15. Bd4 $1 Nxb2 16. Qb3 Bxd4 17. Nxd4 Nd3 (17... Qb6 $2 18. Ncb5
$1) 18. Ne4 $1 (18. Qxb7 $143 Nac5 19. Qb1 Rb8) 18... Ndc5 19. Nxc5 Nxc5 20.
Qe3 Kh7 21. Nc6 $1 Bxc6 (21... bxc6 22. dxc6 Ne6 23. Rfd1 $16) 22. dxc6 b6 23.
c7 Qxc7 24. Bxa8 Rxa8 25. Rad1 Re8 26. Rd4 e5 27. Rd5 (27. Rh4 h5 28. g4 Qe7)
27... Re7 28. Rfd1 {/\29.Dc3, 30.Td8, 31.f4} e4 29. Rd8 Nd3 30. Qd4 Qe5 31.
Qxe5 Nxe5 32. Rc1 Kg7 33. Kf1 Nd3 34. Rcc8 Nc5 35. Ke2 Kf6 36. Ke3 h5 37. Rd4
Re5 38. Rd6+ Ke7 39. Rd4 Kf6 40. Rc6+ Kg7 41. a4 Rf5 42. Ke2 h4 43. g4 Rf3 44.
Rxe4 $1 Rxh3 45. Re7 Nd3 $1 46. g5 $1 (46. Rcc7 Nf4+ 47. Kd2 Kf6 48. Rxf7+ Kg5
$132) 46... Nf4+ 47. Kd2 Nh5 48. Rc8 Rf3 49. Ree8 Nf6 (49... h3 $4 50. Rg8+ Kh7
51. Rh8+ Kg7 52. Rcg8#) 50. gxf6+ Kxf6 51. Ke2 Rf4 52. a5 bxa5 53. Rc6+ Kg5 54.
Ra6 a4 55. Rxa7 f5 56. Rg8 h3 57. Ra6 1-0

[Event "Venice"]
[Site "Venice"]
[Date "1949.??.??"]
[Round "8"]
[White "Golombek, Harry"]
[Black "Gligoric, Svetozar"]
[Result "1/2-1/2"]
[ECO "D72"]
[Annotator "Ftacnik,L"]
[PlyCount "49"]
[EventDate "1949.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "ITA"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb4 7. a3 (7. Qa4+
N8c6 8. d5 O-O 9. dxc6 $2 Nd3+ $19) (7. d5 c6 8. a3 Qa5 9. Nc3 cxd5 10. Bf4
N4c6 11. exd5 Nd4 12. Nf3 Bg4 13. O-O O-O 14. Re1 Re8 15. Be5 $14 {
Djuric-Smejkal, New York 1986}) 7... N4c6 8. d5 Nd4 9. Nc3 (9. Ne2 c5 10. O-O
O-O 11. Nxd4 cxd4 12. Nd2 Na6 13. b4 Nc7 14. Bb2 $1 Nb5 15. Nb3 Qb6 16. Rc1 e6
17. Nc5 exd5 18. exd5 a5 19. Re1 $14 {Sirov}) 9... O-O 10. h3 (10. Nge2 c5 11.
O-O e5 12. f4 Nd7 13. Be3 Nb6 14. Rb1 Nc4 15. Bf2 Bg4 16. Qd3 Na5 17. h3 c4 18.
Qd1 Bxe2 19. Nxe2 Nab3 20. Nxd4 Nxd4 21. Bxd4 exd4 22. Qa4 Qc7 23. Rbc1 Rac8
24. e5 Qc5 25. d6 d3+ 26. Kh2 Qd4 27. Qb4 b6 28. Bb7 Rc5 29. Qc3 Qxc3 30. Rxc3
Rd8 31. Ba6 b5 32. a4 bxa4 33. Bxc4 Kf8 34. Bxd3 {1-0 Robert-Pares Vives,J/
corr ol11/1990}) 10... c5 11. Nge2 e5 12. O-O Nd7 13. Kh1 (13. Kh2 $142) 13...
Qe7 (13... b6 14. f4 Ba6 15. f5 $16) 14. f4 f5 15. fxe5 $1 Bxe5 16. exf5 (16.
Bf4 $1) 16... Rxf5 17. Nxd4 cxd4 18. Rxf5 gxf5 19. Ne2 Nf6 20. Bf4 Ne4 21. Bxe4
fxe4 22. Bxe5 Qxe5 23. Qxd4 Qxd4 24. Nxd4 Bxh3 25. Re1 (25. Re1 Rd8 26. Rxe4
Rxd5 $10) 1/2-1/2

[Event "FRA-chT Gp-A"]
[Site "France"]
[Date "2003.04.06"]
[Round "7.3"]
[White "Tregubov, Pavel V"]
[Black "Karr, Jean Philippe"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2612"]
[BlackElo "2376"]
[Annotator "Ftacnik,L"]
[PlyCount "73"]
[EventDate "2003.01.31"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 095"]
[Source "ChessBase"]
[SourceDate "2003.07.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.07.25"]
[SourceQuality "1"]
[WhiteTeam "Clichy"]
[BlackTeam "Noyon"]
[WhiteTeamCountry "FRA"]
[BlackTeamCountry "FRA"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb4 7. d5 c6 8. a3
N4a6 9. Nc3 O-O 10. Nf3 cxd5 11. exd5 Nd7 12. O-O Nb6 13. Re1 Bg4 $6 {The
exchange of the knight for the white squared bishop is strategically dangerous,
black will have difficulties to hold balance.} (13... Re8 14. Bg5 h6 15. Bf4
Bg4 16. h3 Bxf3 17. Qxf3 Nc4 18. d6 Nxd6 19. Rad1 Nc5 20. b4 Ne6 21. Bxd6 exd6
22. Nb5 {1/2-1/2 Tregubov,P-Krasenkow,M/Warsaw 2002/ (34)}) (13... Nc7 14. Ne5
e6 (14... Ne8 15. Bf4 Nd6 16. Qe2 Re8 17. Rad1 Bd7 18. h4 h5 19. Kh2 a6 20. Ne4
Ba4 21. Rd4 Bb5 22. Qf3 Nd7 23. Ng5 Nxe5 24. Bxe5 Bxe5 25. Rxe5 Bd7 {0-1
Fedorowicz,J-Kudrin,S/USA 1989/ (40)}) 15. d6 Ncd5 16. Nxd5 Nxd5 17. Bxd5 Qxd6
18. Nxg6 hxg6 19. Bf3 Qb6 20. Re3 Rd8 21. Rd3 Bd4 22. Be3 e5 23. Bxd4 Rxd4 24.
Rxd4 exd4 25. Qd2 Be6 {1/2-1/2 Ilincic,Z-Kovacevic,A/Banja Koviljaca 2002/ (40)
}) 14. h3 Bxf3 (14... Bd7 15. Bg5 Re8 16. d6 $16) 15. Qxf3 Re8 16. Bf4 Nc4 17.
d6 $5 (17. Re2 Nc5 18. Rae1 Rc8 $14) 17... Nxd6 (17... Nxb2 18. Nb5 Nc4 19.
Qxb7 Qa5 (19... Bxa1 20. Qxa6 Be5 21. Bxa8 Bxf4 22. Bc6 Nxd6 23. Bxe8 $18) 20.
d7 Red8 21. Rad1 Nb6 22. Nc7 Nc5 23. Qc6 Rab8 24. Nd5 $18) 18. Rad1 Nc7 (18...
Qa5 19. Bxd6 exd6 20. Qxb7 Rxe1+ 21. Rxe1 Rb8 22. Qxa7 Bxc3 23. bxc3 Qxc3 (
23... Qxa3 24. Bd5 Rf8 25. Re8 $18) 24. Rd1 $18) 19. b4 e5 $2 {Impatient move
weakening the critical square d6, now black is really in danger of losing the
middlegame fight.} (19... a5 $1 20. Ne4 (20. bxa5 Rxa5 21. Ne4 Ncb5 22. Nxd6
Nxd6 $11) 20... axb4 21. axb4 Ncb5 22. Nxd6 Nxd6 23. Bxd6 exd6 24. Qxb7 Rb8 25.
Qc6 Rxe1+ 26. Rxe1 Bd4 $11) (19... Ne6 20. Bxd6 exd6 21. Nb5 Re7 22. Nxd6 Nd4
23. Qd5 Rd7 24. Nxb7 Rxd5 25. Nxd8 Raxd8 26. Bxd5 Rxd5 27. Re8+ Bf8 $13) 20.
Be3 Ne6 (20... f5 21. Bc5 Re6 22. Nd5 Nce8 23. Nf4 $1 $18) 21. Nb5 $6 (21. Bc5
$1 Nd4 22. Qd5 Re6 23. f4 N6f5 24. Qxb7 Rc8 25. g4 Nd6 26. Qxa7 $16) 21... Nd4
(21... Bf8 $2 22. Nxd6 Bxd6 23. Qxb7 Rb8 24. Qc6 Nd4 25. Bxd4 exd4 26. Rxe8+
Qxe8 27. Qxd6 $18) 22. Bxd4 exd4 (22... Nxb5 23. Bxe5 (23. Bc5 Qc8 24. Qxb7 Rb8
25. Qxc8 Rbxc8 26. a4 Nc3 27. Rd7 Nxa4 28. Bd5 Nxc5 29. bxc5 Red8 30. Bxf7+ Kf8
31. Rxa7 Rxc5 32. Be6 $16) 23... Nd4 24. Bxd4 Rxe1+ 25. Rxe1 Bxd4 26. Qxb7 Rb8
27. Qf3 Qf6 $16) 23. Rxe8+ Nxe8 24. Qxb7 Rb8 (24... Rc8 $2 25. Bd5 $16) 25. Qc6
Rb6 (25... a5 $1 26. Bd5 axb4 27. axb4 Nf6 $14) 26. Qc5 a6 (26... Qd7 $5 27.
Bf1 h6 28. Rd2 Ra6 29. Nxd4 Rxa3 30. Qc1 $1 $16) 27. Na7 $1 {Excellent idea of
sneaking the knight to the dream square c6 via the genuinly unusual square.} (
27. Nxd4 $2 Rd6 $19) 27... Re6 (27... Qd6 28. Qc2 $1 Qd7 29. Nc6 $16) 28. Nc6
Qf6 (28... Qd7 29. Bd5 Rd6 30. Re1 Bf8 31. Ne5 $18) 29. Nxd4 Rd6 (29... Bf8 30.
Qc8 Re7 31. Nc6 Re2 32. Rf1 $18) 30. Re1 Qxd4 31. Rxe8+ Bf8 32. Qc8 (32. Qxd4
Rxd4 33. Ra8 Rd6 34. Bf1 $18) 32... Qg7 33. a4 {Black pieces are completely
tied down so the opponent's pawn march will prove to be the proverbial last
straw.} Rd2 (33... Rd1+ 34. Kh2 Rb1 35. a5 Rxb4 36. Qxa6 $18) 34. b5 axb5 35.
axb5 Rb2 (35... Qd4 36. Rxf8+ Kg7 37. Rg8+ Kf6 (37... Kh6 38. Qf8+ Kg5 39. Qxf7
$18) 38. Qc6+ Kg5 39. Qf3 $18) 36. Qc5 Re2 37. Rc8 1-0

[Event "EU-ch 5th"]
[Site "Antalya"]
[Date "2004.05.15"]
[Round "1"]
[White "Kempinski, Robert"]
[Black "Bakalarz, Mietek"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2586"]
[BlackElo "2333"]
[Annotator "Ftacnik,L"]
[PlyCount "59"]
[EventDate "2004.05.15"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "TUR"]
[SourceTitle "CBM 101"]
[Source "ChessBase"]
[SourceDate "2004.07.27"]
[SourceVersion "1"]
[SourceVersionDate "2004.07.27"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
e6 9. O-O exd5 10. exd5 O-O 11. Nec3 Na6 12. d6 {[%mdl 4] Ambitious, but
rather dubious advance. White queenside is undeveloped, so any activity might
prove to be premature.} Nb4 (12... Nc4 13. d7 $1 Qxd7 14. Qxd7 Bxd7 15. Bxb7
$16) (12... Re8 13. a4 Re6 14. Nb5 Nc4 15. N1c3 Nb4 16. Ne4 $16) 13. Be3 c4 $6
(13... Bf5 $5 14. Nd2 (14. Na3 Nd3 15. Bxb7 Rb8 16. Qf3 Qxd6 $17) (14. Bxc5 Nc2
15. Na3 Nxa1 16. Qxa1 Rc8 $17) 14... Nd3 15. Bxb7 Nxb2 16. Qb3 Rb8 17. Qxb2 Na4
18. Qa3 Nxc3 19. Bf3 Nb5 $15) 14. a4 (14. Na3 Nd3 15. Nxc4 Nxc4 16. Qxd3 Nxb2
17. Qc2 Nc4 18. Rad1 Bg4 $13) 14... Bf5 (14... Nd3 15. a5 Nd7 16. a6 $16) 15.
a5 Nc2 (15... Nc8 16. d7 Ne7 17. a6 $14) 16. axb6 $5 {Kempinski must have been
happy with this idea, temporary sacrifice of the material finally puts life
into his forces.} (16. Ra2 Nc8 17. Bc5 Bd3 18. Be4 Bd4 19. Bxd3 cxd3 20. b4 $14
) 16... Nxa1 17. Na3 axb6 (17... Nb3 18. Nxc4 Bxc3 19. Qxb3 Bg7 20. bxa7 Be6
21. Bxb7 $18) 18. Qxa1 Bd3 (18... Qxd6 19. Qc1 Qb4 20. Nd5 Qb3 21. Ne7+ Kh8 22.
Nxf5 Bxb2 23. Qxc4 Qxa3 24. Nh6 $16) 19. Rd1 Qxd6 20. Qc1 $1 {Another good
move, white only needs to keep his pieces safe as they do not lack potential.}
Qb4 (20... Qe5 21. Nab5 (21. Nc2 Rad8 22. Bxb6 Rd7 23. Nb4 $14) 21... Rfd8 22.
Bxb7 Ra5 23. Bc6 Qf6 24. Bg2 $16) 21. Nc2 Qa5 22. Ne1 Rad8 (22... Bf5 23. Nd5 (
23. Bxb7 Ra7 24. Bf3 Rd7 25. Rxd7 Bxd7 26. Nd5 b5 27. Bd2 $14) 23... Bg4 24.
Nf3 b5 25. Bd2 Qa2 26. Bc3 $14) 23. Bxb7 b5 $2 (23... Rfe8 24. Bc6 Re6 25. Bg2
Qf5 $14) 24. Nd5 $1 {The sheer triumph of centralisation, black has lost the
war.} Qa2 (24... b4 25. Bb6 Qb5 26. Bc6 $18) 25. Nxd3 cxd3 26. Rxd3 Rb8 (26...
Qxb2 27. Qxb2 Bxb2 28. Rb3 Bg7 29. Rxb5 $18) 27. Bc6 Bxb2 (27... Qxb2 28. Qxb2
Bxb2 29. Rb3 Be5 30. Ba7 Rbd8 31. Rxb5 $18) 28. Qc2 Qa1+ 29. Rd1 Qa3 30. Bc5
1-0

[Event "Haifa"]
[Site "Haifa"]
[Date "1995.??.??"]
[Round "1"]
[White "Akopian, Vladimir Eduardovic"]
[Black "Svidler, Peter"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2655"]
[BlackElo "2585"]
[Annotator "Ftacnik,L"]
[PlyCount "79"]
[EventDate "1995.01.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISR"]
[EventCategory "14"]
[SourceTitle "CBM 046"]
[Source "ChessBase"]
[SourceDate "1995.06.01"]
[SourceVersion "1"]
[SourceVersionDate "1995.06.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb4 7. a3 N4c6 8. d5
Nd4 9. Ne2 (9. Nc3 c5 (9... O-O 10. Be3 (10. f4 e5 11. h4 c5 12. h5 Qb6 13. Rb1
Nd7 14. h6 Bh8 15. f5 gxf5 16. exf5 Nxf5 17. Rh5 Ne7 18. d6 Ng6 19. Bg5 c4 20.
Nge2 Nc5 21. Kf1 Nd3 22. Ne4 f5 23. Nf6+ {Lau,D-Pielnik,R/Dortmund op-A (10)/
1993/0-1 (23)}) 10... c5 11. Nge2 e5 12. O-O a5 13. h3 b6 14. f4 Ba6 15. Rf2
Nd7 16. f5 Qe7 17. a4 Rab8 18. Bf1 Rbd8 19. g4 Bxe2 20. Nxe2 Qh4 21. Bg2 Bh6
22. Bxh6 Qxh6 23. Ra3 Nf6 24. Qf1 {Epishin,V-Babula,V/Brno (02)/1994/0.5 (41)})
10. Nge2 O-O 11. O-O Na6 $5 12. Rb1 e5 13. b4 b6 14. f4 Nxe2+ 15. Nxe2 Qd6 $13
{Deak,S-Mikhalchishin,A/Budapest/1990/}) (9. Nf3 Nxf3+ 10. Qxf3 O-O 11. O-O e6
12. Qb3 exd5 13. exd5 Nd7 14. Be3 Ne5 {Sekulic,D-Dzhandzhava,L/Belgrade GMA-op/
1988/0.5 (14)}) 9... Bg4 (9... c5 10. O-O O-O 11. Nxd4 cxd4 12. Nd2 Na6 13. b4
Nc7 14. Bb2 Nb5 15. Nb3 Qb6 16. Rc1 e6 17. Re1 e5 18. Nc5 Bh6 19. Rc2 Nd6 20.
f4 f6 21. Rf2 a5 22. Qb3 axb4 23. axb4 Re8 24. Ref1 {Shirov,A-Gavrikov,V/
URS-FL56 Klaipeda/1988/0.5 (31)}) 10. Nbc3 Nf3+ 11. Kf1 Nd4 (11... O-O $2 12.
h3 Bh5 13. g4 $18) 12. h3 Nxe2 13. Nxe2 (13. hxg4 Nxc3 14. bxc3 Bxc3 15. Rb1 b6
$13) 13... Bc8 (13... Bxe2+ 14. Qxe2 O-O 15. Be3 $14) 14. Qb3 c6 15. Be3 O-O
16. Kg1 b6 (16... cxd5 17. exd5 Nd7 18. Rc1 Nf6 19. Kh2 $14) 17. Kh2 Bb7 18.
Rhd1 Qe8 (18... cxd5 19. exd5 Nd7 20. Nd4 Nc5 21. Qa2 $16) 19. Rac1 Na6 20. Nd4
cxd5 (20... c5 21. Nc6 Bxc6 22. dxc6 e5 23. Bf1 $16) 21. exd5 Nc5 22. Qc2 e5 (
22... e6 23. b4 Na6 24. dxe6 Bxg2 25. Kxg2 fxe6 26. Qc4 $16) 23. Nc6 Nd7 (23...
e4 24. Bxc5 bxc5 25. Bxe4 $16) 24. Ne7+ $5 Qxe7 (24... Kh8 25. Qc7 Ba6 26. d6
Rd8 27. Qxa7 $16) 25. d6 Qf6 26. Bxb7 Rad8 (26... Rab8 27. Qc7 $16) 27. b4 h6
28. Qd3 Rfe8 29. Rc7 e4 (29... Kh7 30. Bc6 e4 31. Qb3 $18) 30. Bxe4 Ne5 31. Qc2
(31. Qd2 Re6) 31... Rxd6 32. Rxd6 Qxd6 33. Rxa7 Qe6 34. Qd1 h5 (34... Ng4+ 35.
Qxg4 Qxg4 36. hxg4 Rxe4 37. Bxb6 $18) 35. Qd5 Qf6 (35... Ng4+ 36. hxg4 Qxe4 37.
Qxe4 Rxe4 38. gxh5 gxh5 39. Bxb6 $18) 36. Kg2 h4 37. g4 Kh7 38. g5 Qe6 39. Qxe6
Rxe6 (39... fxe6 40. Bd4 $18) 40. Bd5 (40. Bd5 Rd6 41. Bxf7 $18) 1-0

[Event "RUS-ch qual 57th"]
[Site "St Petersburg"]
[Date "2004.05.26"]
[Round "5"]
[White "Tregubov, Pavel V"]
[Black "Nepomniachtchi, Ian"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2636"]
[BlackElo "2445"]
[Annotator "Ftacnik,L"]
[PlyCount "49"]
[EventDate "2004.05.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 102"]
[Source "ChessBase"]
[SourceDate "2004.09.23"]
[SourceVersion "1"]
[SourceVersionDate "2004.09.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
O-O 9. O-O e6 10. Nbc3 Na6 11. Nf4 exd5 12. Nfxd5 Be6 13. Re1 {Black has good
pieces with a small exception of Na6, but the knight on d5 can not be
tolerated forever. White must play carefully to support future "d" passed pawn.
} Re8 14. Bf4 Bxd5 15. exd5 Qd7 (15... Rxe1+ 16. Qxe1 g5 $5 17. Be3 Nc4 18. Qe2
Nxe3 19. fxe3 Qd7 20. d6 Rd8 21. Qh5 Qxd6 22. Bxb7 $14) 16. d6 Nb4 (16... Rxe1+
17. Qxe1 Re8 18. Qd1 Nb4 19. Qf3 $14) 17. Rxe8+ (17. Qf3 Nc6 18. Rad1 $14)
17... Rxe8 18. Ne4 (18. Qf3 Nc6 19. Rd1 $14) 18... Qf5 (18... Na6 19. Rb1 c4
20. Be3 $14) 19. Be3 $1 {[%mdl 64] Tregubov feels the position very well and
bravely attacks the main weakness pawn on c5.} Bd4 (19... Rxe4 20. d7 Nxd7 21.
Bxe4 Qxe4 22. Qxd7 h6 (22... Bxb2 23. Bh6 f5 24. Rd1 $18) 23. Bxc5 Bxb2 24. Rd1
$18) (19... N4d5 20. Bxc5 $1 Rxe4 21. Bxb6 Nxb6 (21... axb6 22. d7 Bf6 23. Bxe4
Qxe4 24. Qd2 Kg7 25. Re1 Qb4 26. Rd1 Qxd2 27. Rxd2 $18) 22. Bxe4 Qxe4 23. d7
Nxd7 24. Qxd7 Bxb2 25. Rd1 $16) (19... Na6 20. Qc2 Nb4 21. Qxc5 Rxe4 22. Qxf5
gxf5 23. Bxe4 fxe4 24. Bxb6 axb6 25. d7 Nc6 26. Rc1 Bf6 27. Rc4 Kg7 28. Rxe4
Bxb2 29. a4 $16) 20. Bxd4 cxd4 21. Qxd4 Nc2 {The best what promissing
Nepomniashchy was able to find, but not good enough.} (21... N4d5 22. Nc5 $18)
22. Nf6+ Kh8 (22... Kf8 23. Nxh7+ Kg8 24. Nf6+ Kf8 25. Qh4 $18) 23. Qh4 h5 (
23... g5 24. Qh6 Qg6 (24... Nxa1 25. Be4 $18) 25. Qxg6 hxg6 26. Nxe8 Nxa1 27.
Nf6 $18) 24. Nxe8 Nxa1 25. Qd4+ 1-0

[Event "Linares Anibal op 08th"]
[Site "Linares"]
[Date "2001.01.12"]
[Round "5"]
[White "Gaprindashvili, Valerian"]
[Black "Sakaev, Konstantin"]
[Result "0-1"]
[ECO "D72"]
[WhiteElo "2482"]
[BlackElo "2639"]
[Annotator "Ftacnik,L"]
[PlyCount "62"]
[EventDate "2001.01.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ESP"]
[SourceTitle "CBM 081"]
[Source "ChessBase"]
[SourceDate "2001.03.20"]
[SourceVersion "1"]
[SourceVersionDate "2001.03.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
e6 9. O-O exd5 10. exd5 O-O 11. Nec3 Na6 12. a4 Nc4 (12... Bf5) 13. Nd2 Nxd2
14. Bxd2 Bf5 15. Be3 Qd7 16. Qb3 Rac8 17. Rfd1 (17. d6 $5 Nb4 (17... b6 18. Qb5
$14) 18. Bxc5 Nc2 19. Bxa7 Nxa1 20. Rxa1 Qxd6 21. Bxb7 Rc7 22. Rd1 $13) (17.
Qb5 Rfd8 18. Rfd1 $14) 17... Rfe8 18. Rd2 Nb4 19. Bf1 (19. Bxc5 Nc2 20. Rxc2
Bxc2 21. Qb4 b6 22. Be3 $17) 19... a6 (19... Nc2 $5 20. Rxc2 c4 21. Qb5 $1 (21.
Bxc4 Bxc2 22. Qxc2 Rxc4 $17) 21... Qxb5 22. axb5 Bxc2 23. Rxa7 $11) 20. Na2 $6
{White is giving up teh hope of playing for the advantage, all black pieces
occupy excellent squares.} (20. Rc1 b6 21. Na2 Re4 $11) 20... Nxa2 21. Qxa2 (
21. Rxa2 Be4 22. Ra1 Qf5 $15) 21... Be4 22. Rc1 (22. Qb3 Qf5 23. Be2 $13) 22...
Qf5 23. Be2 $6 (23. Bg2 $5 Bxg2 24. Kxg2 Qe4+ 25. Kg1 c4 26. Qa3 $13) 23... Qh3
24. Bf1 Qf5 25. Be2 Bd4 26. Bxd4 $2 {[%mdl 256] The pressure was very
unpleasant, but opening the c file will prove simply fatal.} (26. d6 Bc6 (26...
Bd5 27. Qb1 Qxb1 28. Rxb1 Rxe3 29. Rxd4 cxd4 30. fxe3 dxe3 $15) 27. Bxd4 cxd4
28. Qb3 Rcd8 $17) 26... cxd4 (26... Bxd5 $5 27. Qb1 cxd4 28. Rcd1 Qxb1 29. Rxb1
Rcd8 $19) 27. Rxc8 Rxc8 28. Rxd4 (28. Qa1 d3 29. Bd1 Rc2 30. Bxc2 Qf3 $19)
28... Rc1+ 29. Rd1 (29. Bd1 Qf3 $19) 29... Qh3 30. f3 (30. Bf1 Rxd1 $19) 30...
Bxf3 $1 31. Bxf3 (31. Kf2 Qg2+ $19) 31... Rc2 0-1

[Event "POL-ch 59th"]
[Site "Warsaw"]
[Date "2002.05.01"]
[Round "3"]
[White "Grabarczyk, Miroslaw"]
[Black "Bobras, Piotr"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2484"]
[BlackElo "2435"]
[Annotator "Ftacnik,L"]
[PlyCount "49"]
[EventDate "2002.04.29"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[EventCategory "10"]
[SourceTitle "CBM 089"]
[Source "ChessBase"]
[SourceDate "2002.08.12"]
[SourceVersion "1"]
[SourceVersionDate "2002.08.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
e6 9. O-O exd5 10. exd5 O-O 11. Nec3 Na6 12. Nd2 Bf5 13. Nde4 Qd7 14. Bh6 (14.
Bg5 Bxe4 15. Nxe4 f5 16. Nc3 $14 {1/2-1/2 Grabarczyk,M-Stohl,I/Koszalin 1999/ 
(16)}) 14... Rad8 $6 (14... Bxe4 15. Nxe4 f5 (15... Nxd5 $2 16. Bxg7 Kxg7 17.
Nc3 Nf6 18. Qxd7 Nxd7 19. Bxb7 $18) 16. Bxg7 Qxg7 17. Nc3 $14) 15. Bg5 $6 {
White is missing the simple tactical combination, that would give him extra
pawn for no obvious compensation.} (15. Bxg7 Kxg7 16. Nxc5 $1 Nxc5 17. Qd4+ f6
18. Qxc5 $16) 15... f6 16. Be3 Nc4 $2 (16... Bxe4 $5 17. Bxe4 (17. Nxe4 Nxd5
18. Bxc5 Nxc5 19. Nxc5 Qf7 $11) 17... Nc4 (17... f5 18. Bg2 Bxc3 19. bxc3 Nxd5
20. Qb3 b5 21. Bg5 c4 22. Qa3 $16) 18. Bc1 Rfe8 19. Bg2 Nd6 $11) 17. Bxc5 Nxc5
(17... Nxb2 $6 18. Qb3 $1 Rfe8 19. Bd4 Nd3 20. Nxf6+ Bxf6 21. Bxf6 $16) 18.
Nxc5 Qc8 (18... Qe7 19. Qd4 Nxb2 20. Rfe1 $16) 19. Qd4 Nxb2 (19... Nd6 20. Rfe1
Rfe8 21. Ne6 $16) 20. Nb5 $1 {[%mdl 64] Bobras will have hands full with
saving the misplaced knight b2, so white wins time for preparing some real
demage.} (20. d6 $5 b6 21. Nb7 Rd7 22. Nb5 Rxb7 (22... Nd3 23. g4 $1 $18) 23.
Rac1 Qe8 24. Qxb2 $18) 20... b6 (20... a6 21. Rac1 Bh6 22. f4 $16) (20... Rfe8
21. d6 b6 22. Nb7 $18) 21. Qxb2 Qxc5 (21... bxc5 22. Nxa7 Qd7 23. Nc6 $16) 22.
Rac1 Qe7 23. Rfe1 Qf7 (23... Qb7 24. Rc7 Qb8 25. Ree7 Bh6 26. Rxh7 $18) 24. Rc7
Rd7 25. Nd6 (25. Nd6 Rxd6 26. Rxf7 Rxf7 27. Re8+ Bf8 28. Qb4 $18) 1-0

[Event "Cannes m1"]
[Site "Cannes"]
[Date "1999.10.17"]
[Round "3"]
[White "Tkachiev, Vladislav"]
[Black "David, Alberto"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2648"]
[BlackElo "2544"]
[Annotator "Ftacnik,L"]
[PlyCount "39"]
[EventDate "1999.10.15"]
[EventType "match"]
[EventRounds "8"]
[EventCountry "FRA"]
[SourceTitle "CBM 074"]
[Source "ChessBase"]
[SourceDate "2000.02.01"]
[SourceVersion "1"]
[SourceVersionDate "2000.02.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 e5 8. d5
O-O 9. O-O c6 10. Nbc3 cxd5 11. exd5 Na6 12. b3 f5 (12... Bf5 13. Be3 (13. Ba3
Re8 14. d6 Qd7 15. Nd5 Nc8 16. Ne7+ Nxe7 17. dxe7 Rxe7 18. Bxe7 Qxe7 19. Qd5
Nb4 20. Qxb7 Qxb7 21. Bxb7 Rb8 22. Bg2 Bd3 23. Nc3 Bxf1 24. Rxf1 Rd8 25. Nd5
Nxd5 26. Rd1 {1/2-1/2 Timoshchenko,G-Mikhalchishin,A/Frunze/ 1981/ (29)}) 13...
Qd7 14. a4 Bh3 15. Ra2 Bxg2 16. Kxg2 Rfd8 17. Rd2 Nc8 18. Ne4 Nd6 19. Nxd6 Qxd6
20. Nc3 b6 21. Nb5 Qb4 22. d6 {1-0 An Yangfeng-Canela,T/Dubai olm/1986/ (55)})
13. Ba3 (13. a4 f4 14. a5 f3 15. axb6 fxg2 16. Kxg2 e4 17. Nd4 h5 18. h3 Qxb6
19. Be3 Qd8 20. Qe2 Qd7 21. Rh1 Qf7 22. Rad1 {1/2-1/2 Rogozenko,D-Ftacnik,L/
Hamburg/1998/ (22)}) 13... Rf7 (13... Re8 14. Qd2 Bd7 15. Rad1 Qf6 16. d6 Rab8
17. Nd5 Nxd5 18. Bxd5+ Kh8 19. Qe3 b6 20. Bc4 Nc5 21. Bxc5 f4 {0-1 Anderton,
D-Ostenstad,B/Gausdal/1992/ (51)}) 14. Nb5 (14. Rc1 f4 15. f3 Bf8 16. d6 g5 17.
Ne4 Be6 18. N2c3 h6 19. Rf2 Nb8 20. Rd2 Nc6 21. Nb5 Bf5 {0-1 Mancini,
M-Vareille,F/St Lorrain/1999/ (37)}) 14... Bf8 $6 {It is wrong to leave the
vital a1-h8 diagonal with the bishop.} (14... e4 $1 15. Nec3 (15. Rc1 Bh6 16.
Rc2 Qxd5 $15) 15... Nc7 16. Rc1 a6 17. Nxc7 Rxc7 18. Qd2 Be6 19. d6 Rc6 $13)
15. Bb2 Nc7 (15... Bd7 16. a4 e4 17. f3 $36) (15... Bg7 16. Qd2 $14) 16. Nxc7
Qxc7 17. a4 Bd6 $6 (17... f4 18. Rc1 Qd8 19. gxf4 exf4 20. Nd4 $14) 18. Nd4 $3
{Tkachiev has achieved the impossible, his knight will land on e6.} a6 (18...
exd4 19. Qxd4 Kf8 20. Qh8+ Ke7 21. Rfe1+ Be6 22. Qd4 $18) (18... Bd7 19. Ne6
Qb8 20. a5 Nc8 21. f4 $16) 19. Ne6 Qb8 (19... Bxe6 20. dxe6 Re7 21. Rc1 Qb8 22.
a5 Nc8 23. Bxe5 Bxe5 24. Qd8+ Kg7 25. Rxc8 Qxc8 26. Qxe7+ Kh8 27. Bxb7 $18) 20.
Rc1 {David has got depressed and resigned a bit prematurely. His position is
very bad, but it is never too late to call it quits.} (20. Rc1 Re7 21. f4 $1
$16) 1-0

[Event "POL-ch 59th"]
[Site "Warsaw"]
[Date "2002.05.12"]
[Round "13"]
[White "Kempinski, Robert"]
[Black "Bobras, Piotr"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2570"]
[BlackElo "2435"]
[Annotator "Ftacnik,L"]
[PlyCount "77"]
[EventDate "2002.04.29"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[EventCategory "10"]
[SourceTitle "CBM 089"]
[Source "ChessBase"]
[SourceDate "2002.08.12"]
[SourceVersion "1"]
[SourceVersionDate "2002.08.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
e6 9. O-O O-O 10. Nec3 Na6 11. a4 exd5 12. exd5 Bf5 13. Na3 Nb4 14. Be3 Rc8 15.
d6 Bd3 16. a5 Nd7 17. Bxb7 Ne5 (17... Rb8 18. a6 Qb6 (18... Bxf1 19. Qxf1 Re8 (
19... Bd4 $5) 20. Rd1 Re6 21. Rd2 Bf8 22. Nc4 Ne5 23. Nxe5 Rxe5 24. Bf4 {
1-0 Ksieski,Z-Palus,R/Zakopane 2000/ (24)}) 19. Re1 Nxa6 20. Qxd3 Qxb7 21. Nc4
Nb4 22. Qd2 Nc6 23. Qd5 Nb6 24. Nxb6 axb6 25. Bg5 (25. Rad1 Ne5 26. Qxb7 Rxb7
27. Kg2 f6 28. Nb5 Rd8 29. Rd5 Bf8 {1/2-1/2 Smejkal,J-Ftacnik,L/Ceska Trebova
1997/ (37)}) 25... Nd4 26. Qxb7 Rxb7 27. Re7 Rbb8 28. Kg2 h6 29. Bf4 g5 30. Be5
Nf5 {1/2-1/2 Stohl,I-Ftacnik,L/Germany 1996/ (50)}) 18. Re1 Qxd6 $2 {[%mdl 8]
The new ambitious idea to exploit a8-h1 diagonal is deeply flawed as white has
a choice of refutations.} (18... Rb8 19. Bg2 Qxd6 20. Ne4 Qc7 21. Nxc5 Bf5 $14)
19. Bxc8 Qc6 (19... Rxc8 20. f4 Nd7 21. Qf3 $16) 20. Bg4 (20. Bxc5 $5 Nf3+ (
20... Qxc5 21. Bb7 Rd8 22. Qa4 $18) 21. Qxf3 Qxf3 22. Re3 Qh5 (22... Rxc8 23.
Rxf3 Rxc5 24. Re3 $18) 23. Bxb4 Rxc8 24. Rxd3 $18) 20... h5 (20... Bf5 21. Bxf5
Nf3+ 22. Kh1 Nxe1+ 23. Be4 Qe6 24. Qxe1 (24. Qb1 $18) 24... Bxc3 25. Qxc3 Qxe4+
26. Kg1 $18) 21. Bh6 $1 {Nice combination helps to destroy the strong e5
knight without the loss of a spare exchange.} (21. Bxc5 Qxc5 (21... hxg4 $2 22.
Rxe5 Bxe5 23. Bxb4 $18) 22. Be2 Rb8 $16) 21... hxg4 22. Rxe5 Bxh6 (22... Bxe5
23. Bxf8 Kxf8 24. Qxg4 $18) 23. Qxg4 Bg7 24. Ree1 Bf5 25. Qc4 Nd3 (25... Bd4
26. Nab5 Bh3 27. Ne4 $18) 26. Nd5 $1 Kh7 (26... Nxe1 27. Ne7+ $18) 27. Re3 (27.
Ne7 $2 Qf3 28. Qh4+ Bh6 29. Nxf5 Qxf2+ 30. Kh1 Qf3+ $11) 27... Nxb2 (27... Bd4
28. Ne7 Nxb2 29. Qb3 $1 (29. Nxc6 Nxc4 30. Nxc4 Bxa1 31. Nxa7 $16) 29... Qf6
30. Nxf5 Qxf5 31. Rf3 Qd7 32. Rb1 $18) 28. Qh4+ Bh6 29. Ne7 Qd7 30. Nxf5 Qxf5
31. Re2 $18 {Black is now simply an exchange down with no chances to stirr any
trouble.} Nd3 32. Nc4 Kg7 33. Qe4 Qf6 (33... Qxe4 34. Rxe4 Rb8 35. Rd1 $18) 34.
Rd1 Nc1 35. Ree1 Nb3 36. Rd6 Qc3 37. Qe5+ Qxe5 38. Rxe5 Rb8 39. Re7 1-0

[Event "RUS-Cup7"]
[Site "Kstovo"]
[Date "1997.05.01"]
[Round "1"]
[White "Tregubov, Pavel V"]
[Black "Krivonogov, Alexander"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2525"]
[BlackElo "2310"]
[Annotator "Ftacnik,L"]
[PlyCount "91"]
[EventDate "1997.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 059"]
[Source "ChessBase"]
[SourceDate "1997.08.01"]
[SourceVersion "1"]
[SourceVersionDate "1997.08.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 O-O 8. O-O
c6 9. Nbc3 e5 (9... Na6 10. a4 (10. b3 Nc7 (10... Be6 11. Bg5 Nc7 12. Qd2 Qd7
13. Bh6 Bh3 14. Bxg7 Kxg7 15. Bxh3 Qxh3 16. Rad1 Rad8 17. Qe3 Qd7 18. Nf4 Ne6
19. Nce2 Nxf4 20. Nxf4 e6 {Petrosian,T-Goldberg,G/URS-ch sf Kiev (11)/1957/1-0
(60)}) 11. Ba3 (11. Be3 f5 12. d5 fxe4 13. dxc6 bxc6 14. Bd4 Ba6 15. Bxg7 Kxg7
16. Bxe4 Nbd5 17. Re1 e5 18. Bg2 Bxe2 19. Qxe2 Nxc3 20. Qxe5+ Qf6 21. Qxc7+ Kh8
22. Qe5 {1-0 Euwe,M-Van Scheltinga,T/Beverwijk (04)/1952 (32)}) 11... Bg4 12.
f3 Bc8 13. Qd2 a5 14. Rac1 (14. Rad1 a4 15. Bc5 Ne6 16. Bb4 axb3 17. axb3 Nc7
18. Qe3 Na6 19. Ba3 Re8 20. f4 {1/2-1/2 O'Kelly de Galway,A-Najdorf,M/Bled (03)
/1950 (26)}) 14... a4 15. Bb4 axb3 16. axb3 Be6 17. Rb1 Nc8 18. Rfd1 Na6 19.
Ba3 Nc7 20. Qc1 Nd6 21. e5 {Reshevsky,S-Gligoric,S/Dubrovnik olm (09)/1950/1-0
(49)}) 10... e5 11. d5 cxd5 12. exd5 Bg4 13. a5 Nc4 14. Ra4 Rc8 15. d6 Qd7 16.
Qb3 Bxe2 17. Nxe2 Nc5 18. Qxc4 Nxa4 19. Qb4 Nc5 20. Rd1 e4 21. Nf4 Rfe8 22. Be3
{0-1 Birnbaum,D-Roeschlau,B/BL2-SW 8889/1989 (30)}) (9... f5 10. Qb3+ Kh8 11.
e5 e6 12. Rd1 Re8 13. h4 h6 14. Nf4 Kh7 15. Be3 Bd7 16. a4 Bc8 17. Rac1 a6 18.
a5 Nd5 19. Nfxd5 exd5 20. Qa2 {Meyer,B-Tresch,R/RLPF-chJ U17 (03)/1989/1-0 (65)
}) 10. dxe5 (10. d5 cxd5 11. exd5 f5 $11) 10... Qxd1 (10... Bxe5 11. Bh6 $14)
11. Rxd1 Bxe5 12. Bh6 Re8 (12... Bg7 13. Bxg7 Kxg7 14. f4 $14) 13. f4 Bh8 (
13... Bxc3 14. Nxc3 (14. bxc3 Bg4 15. Kf2 $14) 14... Nc4 15. b3 Ne3) 14. Kf2
Bg4 15. Rac1 Na6 (15... N8d7 16. h3 Bxe2 17. Kxe2 Nc5) 16. h3 Bxe2 17. Kxe2 Nc5
(17... Rad8 18. Bf3 $14) 18. e5 f6 19. Nb5 $1 {Despite problems with e5 pawn
all white's pieces are excellent. Trotz Problemen mit e5 Bauern sind alle
weisse Figuren ausgezeichnet.} cxb5 (19... Na6 20. Nd6 Re7 21. g4 fxe5 22. f5
$44) 20. Rxc5 fxe5 21. Rxb5 exf4+ (21... e4 22. Rb4 $14) 22. Kf1 (22. Kf3 $6
fxg3 23. Kxg3 $15) 22... Rad8 (22... fxg3 23. Bxb7 Rad8 (23... Rab8 24. Rxb6
Rf8+ 25. Kg2 Rf2+ 26. Kg1 axb6 27. Bd5+ Rf7 28. Be6 $18) 24. Rxd8 Rxd8 25. Kg2
$14) 23. Rxd8 Rxd8 24. Bxf4 (24. Bxb7 fxg3 25. Kg2) 24... Rd1+ 25. Ke2 Rb1 26.
Bxb7 (26. b3 Rb2+ 27. Kf3 Rxa2 28. Be3 $11) 26... Rxb2+ 27. Rxb2 Bxb2 28. Kd3
$16 {Black suffers in the face of white's bishops pair. Schwarz leidet im
Kampf gegen dem starken weissen Lauferpaar.} Nd7 (28... Kf7 29. Bb8 a5 30. Bc7
Nd7 31. Bd5+ Ke7 32. Bxa5 $16) 29. Bc8 Nb6 (29... Nc5+ 30. Kc4 Ne4 31. Bb7 $16)
30. Ba6 Kg7 31. Bb8 Nd5 32. Bb7 (32. Bxa7 $2 Nb4+) 32... Nb4+ 33. Kc4 Nxa2 34.
Kb3 Bd4 35. Kxa2 Kf6 36. Kb3 Be5 37. Bxe5+ (37. Bxa7 $2 Bxg3 38. Kc4 h5 $11)
37... Kxe5 38. Kc4 h5 39. Kd3 (39. h4 g5 40. hxg5 Kf5 41. Bf3 Kxg5 $16) 39...
h4 40. g4 $1 (40. gxh4 $2 Kf4 41. Be4 Kg3 42. Bxg6 Kxh4 $11) 40... Kf4 41. Ke2
Kg3 42. Ke3 a5 (42... g5 43. Ke4 a5 (43... Kxh3 44. Kf5 Kg3 45. Kxg5 h3 46. Kf5
$18) 44. Kf5 Kxh3 45. Kxg5 Kg3 46. Kf5 a4 47. g5 $18) 43. Bc6 Kxh3 (43... g5
44. Ke4 Kxh3 45. Kf5 Kg3 46. Kxg5 h3 47. Kf5 h2 48. g5 $18) 44. Kf4 Kh2 45. g5
$1 Kh3 (45... h3 46. Kg4 $18) 46. Ke5 (46. Ke5 Kg4 47. Kf6 Kh5 48. Bf3#) 1-0

[Event "Olomouc Skanska Cup"]
[Site "Olomouc"]
[Date "2004.08.09"]
[Round "6"]
[White "Jirka, Jiri"]
[Black "Bernasek, Jan"]
[Result "0-1"]
[ECO "D72"]
[WhiteElo "2406"]
[BlackElo "2395"]
[Annotator "Ftacnik,L"]
[PlyCount "58"]
[EventDate "2004.08.04"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[EventCategory "9"]
[SourceTitle "CBM 103"]
[Source "ChessBase"]
[SourceDate "2004.11.11"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.11"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
O-O 9. O-O e6 10. Nec3 Na6 11. Nd2 {Developing the pieces might not be the
best strategy under some circumstances, it is much stronger to play 11.a4!?} (
11. a4 $5) 11... Nb4 (11... Re8 12. a4 exd5 13. exd5 Bf5 14. a5 Bxc3 15. bxc3
Nxd5 16. Qf3 Nac7 17. g4 Bd7 18. a6 b5 19. Ne4 Bxg4 20. Qxg4 f5 21. Qg3 fxe4
22. Bg5 Qd7 23. f4 {1/2-1/2 Jirka,J-Studnicka,T/Prague 2003/ (55)}) 12. a3 (12.
Nb3 c4 13. Nc5 Nd7 14. Be3 b6 (14... Qa5 15. Nxd7 Bxd7 16. Bd2 Nd3 17. Qc2 Rac8
18. Rab1 Rfe8 19. a3 exd5 20. Nxd5 Qa4 21. Qxa4 Bxa4 22. Bc3 Bc6 {0-1 Hulak,
K-Sutovsky,E/Istanbul 2003/ (30)}) 15. Nxd7 Bxd7 16. Qd2 Nd3 17. Bg5 Qc8 18. a4
a6 19. Rab1 b5 20. dxe6 fxe6 21. axb5 axb5 22. Bh6 Qc5 23. Bxg7 Kxg7 24. b4 Qd4
{0-1 Saucey,M-Howell,D/Creon 2001/ (41)}) 12... Nd3 13. Qe2 Nxc1 14. Raxc1 exd5
15. exd5 Re8 (15... Bxc3 $2 16. Rxc3 Nxd5 17. Rxc5 $16) 16. Qb5 (16. Qf3 Bf5
17. Rfe1 $11) 16... Bd4 {It is easier for black in situation, when white is
missing the dark squared bishop.} 17. Nb3 Bd7 (17... Bg4 18. Nxd4 cxd4 19. Ne4
$14) 18. Qa5 Rc8 (18... Bxc3 19. Qxc3 Na4 20. Qf3 Rc8 $11) 19. Nxd4 (19. Qxa7
$6 Bxc3 20. Rxc3 Bb5 21. Rxc5 (21. Rd1 Ra8 22. Qxb7 Ba6 23. Qc6 Rc8 $17) 21...
Bxf1 22. Bxf1 Qd6 $15) 19... cxd4 20. Ne4 Rxc1 (20... Bf5 21. Rxc8 Nxc8 22.
Qxd8 Rxd8 23. Rd1 $16) 21. Rxc1 Bf5 22. Nc5 (22. f3 $1 Re5 (22... Bxe4 23. fxe4
Qg5 24. Rf1 $14) 23. Qxa7 Rxd5 24. Qxb7 d3 25. Rd1 $14) 22... d3 (22... Nxd5 $1
23. Qxd8 (23. Qb5 d3 24. Rd1 d2 25. Qf1 Nb6 26. Nxb7 Qd4 $19) (23. Qa4 d3 24.
Bxd5 d2 25. Rf1 Re1 26. Qd4 Bh3 27. Bxf7+ Kxf7 28. Qc4+ Kf8 29. Ne6+ Rxe6 $19)
(23. Qxa7 d3 24. Nxb7 d2 25. Rf1 Qb6 $19) 23... Rxd8 24. Nxb7 Rd7 25. Nc5 Rd6
$11) 23. g4 $2 {[%mdl 8192] Jirka has got carried away in the worst possible
form. Not only is his tactics seriously flawed, but he has managed to
critically weaken his kingside structure.} (23. Rd1 $1 Nxd5 24. Qxd8 Rxd8 25.
Nxb7 Rd7 26. Nc5 Rd8 27. g4 Bxg4 28. Rxd3 Be6 29. Rd4 $14) 23... Qg5 24. Qc3 (
24. Rf1 Qxg4 25. Nxb7 d2 26. Qxd2 Re2 27. Qc3 Nxd5 $15) 24... d2 (24... Nxd5
25. Bxd5 d2 26. Rf1 d1=Q 27. Rxd1 Qxg4+ $19) 25. Rd1 Bxg4 26. f3 {This
desperate move fails in many forms, white has clearly overextended himself.} (
26. Qxd2 Qxd2 27. Rxd2 Re1+ 28. Bf1 Bh3 $19) (26. f4 Qh4 27. Rxd2 Re1+ 28. Bf1
Bh3 29. Rf2 Rxf1+ 30. Rxf1 Bxf1 31. Kxf1 Qxf4+ $19) 26... Re1+ (26... Bxf3 $1
27. Qxd2 Re1+ 28. Rxe1 Qxd2 $19) 27. Rxe1 dxe1=Q+ 28. Qxe1 Bh3 29. Qg3 (29. Qf2
Qc1+ 30. Bf1 Bxf1 31. Qxf1 Qxc5+ $19) 29... Qc1+ 0-1

[Event "EU-ch 4th"]
[Site "Istanbul"]
[Date "2003.05.30"]
[Round "1"]
[White "Kempinski, Robert"]
[Black "Van Wely, Loek"]
[Result "1/2-1/2"]
[ECO "D72"]
[WhiteElo "2553"]
[BlackElo "2675"]
[Annotator "Hecht,H"]
[PlyCount "120"]
[EventDate "2003.05.30"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "TUR"]
[SourceTitle "CBM 096"]
[Source "ChessBase"]
[SourceDate "2003.09.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb4 7. d5 c6 8. a3
Qa5 9. Nc3 cxd5 10. Be3 N4c6 11. exd5 Ne5 12. Bd4 Bf5 13. Bxe5 Bxe5 14. Nge2
Qb6 15. Na4 Qd6 16. O-O O-O 17. Re1 Bg4 18. h3 Bxe2 19. Qxe2 Nd7 20. Qb5 Rab8
21. Rac1 a6 22. Qe2 Rbc8 23. b4 Bd4 24. Kh2 Rxc1 25. Rxc1 h5 26. Qd2 Ba7 27. h4
Ne5 28. Nc5 Rc8 29. Ne4 Ng4+ 30. Kg1 Rxc1+ 31. Qxc1 Qe5 32. Qf4 Qd4 33. Bh3
Qd1+ 34. Bf1 Kg7 35. Nc5 Bxc5 36. bxc5 Qxd5 37. Bc4 Qd1+ 38. Kg2 e6 {[#] Thema:
Ьbergang mit Materialgewinn. Taktik: Hineinziehungsopfer / Springergabel} 39.
Qe4 $2 (39. c6 bxc6 40. Bxa6 {war noch die beste Chance zum Ьberleben.}) 39...
Qh1+ $1 40. Kxh1 Nxf2+ 41. Kg2 Nxe4 42. c6 b5 $5 {Der Rest gehцrt nicht zum
Thema - das Remis ist jedenfalls ьberraschend.} ({Klarer war} 42... bxc6 43.
Bxa6 Nc5 $19 {[%csl Gc6][%cal Yg7e5,Yc5b3,Yb3a5,Yc5b7,Yb7a5]}) 43. Be2 Nd6 44.
c7 Kf6 45. Bf3 a5 46. Kf2 Ke7 47. Bc6 b4 48. axb4 axb4 49. Ke2 e5 50. Kd3 f5 (
50... e4+ $5) 51. Kc2 e4 52. Kb3 e3 53. Bb5 e2 54. Bxe2 Kd7 55. Bf3 Kxc7 56.
Kxb4 f4 57. gxf4 Nf5 58. Bd5 Nxh4 59. Bf7 Kd6 60. f5 Nxf5 1/2-1/2

[Event "EU-ch 2nd"]
[Site "Ohrid"]
[Date "2001.06.11"]
[Round "10"]
[White "Djuric, Stefan"]
[Black "Turov, Maxim"]
[Result "1/2-1/2"]
[ECO "D72"]
[WhiteElo "2483"]
[BlackElo "2553"]
[Annotator "Hecht,H"]
[PlyCount "120"]
[EventDate "2001.06.01"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "YUG"]
[SourceTitle "CBM 084"]
[Source "ChessBase"]
[SourceDate "2001.09.13"]
[SourceVersion "1"]
[SourceVersionDate "2001.09.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
e6 9. O-O O-O 10. Nec3 Na6 11. Bf4 exd5 12. exd5 c4 13. Qd2 Bf5 14. Bh6 Bxh6
15. Qxh6 Qf6 16. Nd2 Nc5 17. Nf3 Nd3 18. Qd2 Rad8 19. Nh4 Rfe8 20. Nxf5 Qxf5
21. Rad1 Nxd5 22. Nxd5 Rxd5 23. Bxd5 Qxd5 24. Rfe1 Re5 25. Rxe5 Qxe5 {[#]
Strategie und Taktik - Kцnigswanderung zu frьh abgebrochen!} 26. b3 b5 27. Qe3
Qb2 28. Rd2 Qb1+ 29. Kg2 Ne1+ 30. Kh3 Nd3 31. Kg2 Ne1+ 32. Kh3 Nd3 33. Qe2 h5
34. Kg2 Qa1 35. h4 a6 36. bxc4 bxc4 37. Rd1 Qd4 38. a4 Qd7 39. Rb1 c3 40. Kh2
Nb2 41. Rc1 Nxa4 42. Rd1 Qf5 43. Kg2 Nc5 44. Rd8+ Kg7 45. Qe8 Kf6 46. Qh8+ Ke7
47. Qf8+ Kf6 48. Qh8+ Ke7 49. Re8+ Kd6 50. Qf8+ (50. Qxc3 $16) 50... Kd5 51.
Re1 c2 52. Qd8+ Kc4 53. Qb8 (53. Rc1 $1) 53... Nd3 $19 54. Qc7+ Qc5 $6 (54...
Kb3 $1 55. Qb6+ Qb5 56. Qe3 Ka2 57. Re2 Kb1 $19) 55. Qxf7+ Qd5+ $2 (55... Kc3
56. Qf3 Qd5 $5 57. Qxd5 Nxe1+ 58. Kf1 c1=Q $19) 56. Re4+ Kc5 57. Qc7+ Kb5 58.
Qb8+ Ka5 59. Qc7+ Kb5 60. Qb8+ Ka5 1/2-1/2

[Event "RUS-ch"]
[Site "Elista"]
[Date "1995.??.??"]
[Round "7"]
[White "Pushkov, Nikolai"]
[Black "Daniliuk, Sergey"]
[Result "0-1"]
[ECO "D72"]
[WhiteElo "2515"]
[BlackElo "2390"]
[Annotator "Hecht,H"]
[PlyCount "110"]
[EventDate "1995.10.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 050"]
[Source "ChessBase"]
[SourceDate "1996.02.01"]
[SourceVersion "1"]
[SourceVersionDate "1996.02.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Bg7 6. e4 Nb6 7. Ne2 O-O 8.
Nbc3 e5 9. d5 c6 10. O-O cxd5 11. exd5 Bf5 12. b3 Qd7 13. Be3 Na6 14. Qd2 Nc8
15. Rac1 Nd6 16. Na4 Rfd8 17. Rfd1 Bf8 18. Qb2 Re8 19. Nec3 Rac8 20. Nb1 b5 21.
Nc5 Nxc5 22. Bxc5 Nc4 23. bxc4 Rxc5 24. Na3 Bh6 25. Rc3 Rec8 26. Nxb5 Rxc4 27.
Rxc4 Rxc4 28. Na3 Qa4 29. Qb3 Rb4 30. Qxa4 Rxa4 31. d6 Rxa3 32. d7 Bg5 33.
d8=Q+ Bxd8 34. Rxd8+ Kg7 35. Rd2 Be6 36. Bd5 Bxd5 37. Rxd5 {T-T Motive:
passiver wT, 1 schwarzer Mehrbauer, Raum, Technik} Kf6 38. Rd2 h5 39. Kg2 g5
40. h3 Kf5 41. Rc2 f6 42. Rb2 e4 43. Rc2 Ke5 44. Rd2 f5 45. Rb2 a6 46. Rc2 Ra5
47. Rd2 f4 48. gxf4+ gxf4 49. Rb2 h4 50. Rc2 f3+ 51. Kf1 Rb5 52. Ke1 Rb1+ 53.
Kd2 Rf1 54. Kc3 Kf4 55. Kb4 Rxf2 0-1

[Event "Olympiad-32"]
[Site "Yerevan"]
[Date "1996.09.19"]
[Round "4.4"]
[White "Supatashvili, Khvicha"]
[Black "Urban, Klaudiusz"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2445"]
[BlackElo "2470"]
[Annotator "Kharitonov,A"]
[PlyCount "99"]
[EventDate "1996.09.15"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "ARM"]
[SourceTitle "CBM 055"]
[Source "ChessBase"]
[SourceDate "1996.12.01"]
[SourceVersion "1"]
[SourceVersionDate "1996.12.01"]
[SourceQuality "1"]
[WhiteTeam "Georgia"]
[BlackTeam "Poland"]
[WhiteTeamCountry "GEO"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 e5 (7...
c5 8. d5 e6 9. O-O O-O 10. Nec3 Na6 11. a4 exd5 12. exd5 Bf5 13. Na3 Nb4 14.
Be3 Rc8 15. d6 Bd3 16. a5 Nd7 17. Bxb7 Rb8 18. a6 $13 {Stohl,I-Ftacnik,L/GER/
1996/0,5/50/}) 8. d5 O-O 9. O-O c6 10. Nbc3 cxd5 (10... Na6 11. b3 Nc7 12. a4
Bg4 13. a5 Nc8 14. Ba3 Re8 15. Ra2 $6 (15. Rc1 $22 cxd5 16. exd5 Nd6 17. Bxd6
Qxd6 18. Ne4 $16 {Akopian/}) 15... cxd5 16. exd5 Nd6 $13 {Akopian,V-Hachian,M/
ARM/1995/1|0/39/}) 11. exd5 Bf5 12. b3 $5 {N/} (12. Ne4 $6 Bxe4 $1 13. Bxe4 Nc4
14. Qb3 Nd6 15. Bg2 Nd7 16. Bd2 Nc5 17. Qa3 Nce4 18. Bb4 a5 19. Be1 Nc4 20. Qb3
Ned6 $17 {Romanishin,O-Anand,V/New York/1994/0|1/83/}) 12... Qd7 (12... Na6 $6
13. Ba3 Re8 14. d6 Qd7 15. Nd5 Nxd5 16. Qxd5 e4 17. Rac1 $16) 13. Ba3 Rd8 14.
Re1 (14. Qd2 $6 Nc6 $1) 14... Nc8 15. Qd2 (15. Rc1 Bh6 $13) 15... Nd6 (15...
Nc6 16. Rad1 $16) 16. Rac1 Na6 17. Qe3 Nc7 18. Red1 Nce8 $10 19. Na4 Bh3 (19...
b6 $6 20. Bb2 f6 21. Rc6 $14) 20. Nc5 Qf5 21. Nc3 Bxg2 22. Kxg2 Qh5 (22... Nf6
$5) 23. Qd3 Bf8 24. Bb2 Rac8 25. N3e4 Nxe4 26. Nxe4 Rxc1 27. Rxc1 Qf5 28. f3 a6
$6 (28... Nf6 $5 29. Nxf6+ Qxf6 30. Re1 Qd6 31. Bxe5 (31. Rxe5 Bg7 32. Re2 Bxb2
33. Rxb2 Qxd5 $10) 31... Qxd5 $10) 29. g4 $5 Qd7 (29... Qf4 30. Re1 f5 31. gxf5
Qxf5 32. Qd2 $14) 30. Bxe5 Qxd5 31. Qxd5 Rxd5 32. Bf4 (32. Nf6+ Nxf6 33. Bxf6
Rd6 34. g5 Rc6 $10) 32... f5 $6 (32... Rd8 $5 33. Bg5 Ra8 34. Rd1 Rc8 35. Kg3
h6 36. Be3 $14) 33. Rc8 $1 fxe4 (33... Kf7 $2 34. Rxe8 $1) 34. fxe4 (34. Rxe8
exf3+ 35. Kxf3 Kf7 36. Rb8 Rd7 $10) 34... Ra5 (34... Nd6 35. Rxf8+ Kxf8 36.
exd5 $16) 35. Rxe8 Rxa2+ 36. Kf3 Kf7 37. Rb8 b5 38. Rb7+ Ke6 39. Rb6+ $1 (39.
Rxh7 Rb2 $13) 39... Kf7 40. e5 $16 h6 (40... Be7 41. g5 $1 Ra3 42. e6+ $16) (
40... Ra3 41. e6+ Kg7 (41... Ke8 42. Rb8+ Ke7 43. Bg5+ $18) 42. Rb7+ $18) 41.
g5 $1 hxg5 (41... h5 42. e6+ $18) 42. Bxg5 Rxh2 43. e6+ Kg8 44. Rb8 Kg7 45.
Rb7+ Kg8 46. Bf6 $1 $18 Rh3+ 47. Ke4 Rh1 (47... Rxb3 48. Rb8 $18) 48. Rb8 Re1+
49. Kd5 Rd1+ 50. Bd4 (50. Bd4 Re1 51. Bc5 $18) 1-0

[Event "Pamplona 14th"]
[Site "Pamplona"]
[Date "2004.12.24"]
[Round "3"]
[White "Vaganian, Rafael A"]
[Black "Sutovsky, Emil"]
[Result "0-1"]
[ECO "D72"]
[WhiteElo "2640"]
[BlackElo "2697"]
[Annotator "Krasenkow,M"]
[PlyCount "100"]
[EventDate "2004.12.22"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "ESP"]
[EventCategory "16"]
[SourceTitle "CBM 105"]
[Source "ChessBase"]
[SourceDate "2005.04.11"]
[SourceVersion "1"]
[SourceVersionDate "2005.04.11"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
e6 9. Nbc3 O-O 10. O-O Na6 (10... exd5 {is more common.}) 11. Nf4 (11. h3 $5) (
11. b3 $5) 11... exd5 12. exd5 $2 {[%mdl 32]} (12. Nfxd5 $142 {(in fact, the
idea behind 11.Nf4) -see Dautov-Jaracz in CBM86. After the text move the f4
knight is placed extremely unfortunately and Black seizes the initiative.})
12... Nc4 13. Re1 (13. Qe2 Nd6 14. Be3 Re8 15. Rfe1 h5 16. h3 Bf5 17. Rac1 Qd7
18. Kh2 Re7 19. b3 Rae8 $36 {0-1 Nixon,T-Antal,G/Millfield School 2003/CBM 095
ext (50)}) 13... Nd6 14. Ne4 c4 {This looks a bit premature.} (14... Bf5 $1 {
gives black a solid advantage:} 15. Nxd6 Qxd6 16. g4 Bd7 17. Nd3 Rae8 18. Bf4
Rxe1+ 19. Qxe1 Qb6 20. Qe7 Bb5 $1 21. Qe3 (21. Ne5 $4 Bf6) 21... Re8 22. Qg3 c4
23. Ne1 Bxb2 24. Rb1 Qa5 $19 {0-1 Goldin,A-Karasev,V/St Petersburg 1993/TD (58)
}) 15. Nxd6 Qxd6 16. Qe2 Bf5 17. g4 Bd7 18. Qxc4 {This leads to material
losses but Black is better anyway, e.g.} (18. Qe7 Qxe7 19. Rxe7 Bxg4 20. h3 (
20. Rxb7 g5) 20... Bf5 21. Rxb7 Rfb8 22. d6 Rxb7 $3 23. Bxb7 Rd8 24. Bxa6 c3 $1
25. Nd5 cxb2 26. Bxb2 Bxb2 $17) 18... Rac8 19. Qb3 Rxc1 (19... Be5 {was not
clear due to an exchange sac:} 20. Rxe5 (20. Nd3 Bxh2+ 21. Kh1 Bxg4 $17) 20...
Qxe5 21. Nd3 $44 {[%csl Ra6] ^^}) 20. Raxc1 Qxf4 {The ill-fated knight has
fallen.} 21. Qxb7 Nb4 22. Qc7 Qxg4 23. Qc4 $8 {The endgame, in which a rook
can sometimes successfully fight against two minor pieces, is White's only
chance. However, the weakened position of his king restricts his chances for
counterplay.} Qxc4 24. Rxc4 Nd3 $1 25. Re7 Bb5 $1 26. Rc2 Nf4 {[%csl Gf4]} 27.
Bf1 $1 (27. Rxa7 Re8 28. h4 Re1+ 29. Kh2 Be5 30. Re7 Ne6+ $1 (30... Nxd5+ $4
31. Rxe5 Rxe5 32. Rc5) 31. Kh3 Bd3 32. Rc8+ Kg7 $19) (27. a4 Bd3 28. Rcc7 Bxb2
29. Rxa7 Bd4 $17) 27... Bxf1 28. Kxf1 Rd8 29. Rd2 (29. Rxa7 Rxd5 30. Ra8+ Bf8
31. f3 Kg7 $17 {[%csl Rf1]}) 29... a5 $1 ({Of course, not} 29... Rxd5 $4 30.
Rxd5 Nxd5 31. Re8+ Bf8 32. Ra8 $16 {[%csl Ga2,Gb2] Black should avoid the
exchange of rooks unless he is sure to stop White's queenside passed pawns.})
30. d6 (30. Ra7 Rc8 $1 {[%csl Rf1]} 31. f3 (31. Rd1 Bd4 $1 32. Rxa5 Rc2 $1)
31... Bf6 32. Rxa5 Bh4 33. Rd1 Rc2 34. Ra4 Rf2+ 35. Kg1 Nh3+ 36. Kh1 Rxb2 $1
$19) 30... Bf8 31. a4 $2 {An apparent blunder.} (31. Ra7 Bxd6 32. Rxa5 (32. f3
Be7 $1 33. Rxd8+ Bxd8 {and the white pawns are not dangerous}) 32... Rc8 33.
Rd1 Rc2 $19) (31. Re4 $1 Rxd6 $1 32. Rxd6 Bxd6 33. Ra4 Bc7 34. b4 {keeping
good drawing chances due to the strong a-pawn.}) 31... Rxd6 $1 32. Rxd6 Bxe7
33. Rd4 g5 $19 {The rest is clear as White can't create a passed pawn at the
queenside.} 34. Ke1 Bf6 35. Rc4 Bxb2 36. Kd1 Ba3 37. Rc8+ Kg7 38. Kc2 Nd5 39.
Kb3 Bb4 40. Rd8 Nf6 41. Rb8 Be1 (41... Bc5 {is shown in the "official" game
score but it is an obvious mistake due to} 42. Rb5 ({Or purported} 42. f3 h5 {
and now} 43. Rb5)) {I am not sure about the following game score either.} 42.
f3 h5 43. Rb7 g4 44. fxg4 hxg4 45. Rc7 Bb4 46. Rb7 Nd5 47. Rb5 Ne3 48. Rxb4
axb4 49. Kxb4 Nd5+ 50. Kc5 Ne7 (50... Ne7 51. a5 f5 52. a6 Nc8 53. Kc6 f4 54.
Kb7 f3 55. Kxc8 f2 56. a7 f1=Q 57. a8=Q Qf8+ 58. Kb7 Qxa8+ 59. Kxa8 Kh6 60. Kb7
Kh5 61. Kc6 Kh4 62. Kd5 Kh3 63. Ke4 Kxh2 $19) 0-1

[Event "Olympiad-36"]
[Site "Mallorca"]
[Date "2004.10.20"]
[Round "6"]
[White "Dautov, Rustem"]
[Black "Bologan, Viktor"]
[Result "1/2-1/2"]
[ECO "D72"]
[WhiteElo "2623"]
[BlackElo "2669"]
[Annotator "Krasenkow,M"]
[PlyCount "116"]
[EventDate "2004.10.15"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "ESP"]
[SourceTitle "CBM 104"]
[Source "ChessBase"]
[SourceDate "2005.01.27"]
[SourceVersion "1"]
[SourceVersionDate "2005.01.27"]
[SourceQuality "1"]
[WhiteTeam "Germany"]
[BlackTeam "Moldova"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "MDA"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
O-O 9. Nbc3 e6 10. O-O exd5 11. Nxd5 (11. exd5 {is the main line.}) 11... Bg4 {
Or else:} (11... Nc6 $6 12. Be3 Re8 (12... c4 13. b3 Nxd5 14. exd5 Ne5 15. Rc1
cxb3 16. Qxb3 b6 17. Nd4 Ba6 18. Rfd1 Qd6 19. Bf4 Qf6 20. Nc6 Nxc6 21. dxc6 Qb2
22. c7 Rac8 23. Rc2 Qxb3 24. axb3 Rfe8 25. Bc6 Re7 26. Bd7 {1-0 Matveeva,
S-Jaracz,B/Warsaw 1999/EXT 2000 (26)}) (12... Nd7 13. Qd2 Qa5 14. Ne7+ Kh8 15.
Qxa5 Nxa5 16. Rad1 Ne5 17. Bxc5 b6 18. Bd4 Ba6 19. Rd2 $18 {1-0 Bolbochan,
J-Flores Alvarez,R/Dubrovnik 1950/MCD (49)}) 13. Bxc5 Bg4 14. f3 Be6 15. Nec3
Nc4 16. Rb1 b6 17. Bf2 Rc8 18. b3 Na3 19. Rc1 Nb4 20. Nxb4 Bxc3 21. Nd5 $16 {
1/2-1/2 Yrjola,J-Kristjansson,S/Izmir 2004/CBM 102 ext (34)}) (11... Re8 12.
Be3 N8d7 13. Nec3 Nc4 14. Bf4 Nde5 15. Nb5 Rb8 16. Qb3 Bd7 17. Nbc7 Rf8 18.
Bxe5 Nxe5 19. Qa3 b6 $13 {0-1 Vukovic,S-Markovic,M/Ljubljana 1947/EXT 2004 (56)
}) (11... Na6 $5 12. a3 Re8 13. Nec3 Rb8 14. Nb5 {1/2-1/2 Harikrishna,
P-Bernasek,J/Oropesa del Mar 2000/EXT 2001 (14)}) (11... Nxd5 12. exd5 Bf5 13.
Nc3 Na6 14. g4 Bd7 15. d6 Bc6 16. Bxc6 bxc6 17. Bf4 Rb8 18. Qe2 Rb4 19. Bg3 Nb8
20. Rfe1 Nd7 $13 {1/2-1/2 Grabarczyk,M-Kempinski,R/Warsaw 2001/CBM 82 (49)})
12. h3 Bxe2 13. Qxe2 Nc6 14. Qb5 {The only way to fight for an advantage.} Nxd5
(14... Qd6 $6 15. Bf4 Ne5 16. Rad1 $16) (14... Bd4 15. Be3 $14 {R.Dautov} (15.
Bf4 $14)) 15. exd5 Nd4 16. Qxc5 {GM Rustem Dautov doesn't follow his own
recommendation from Inf. 86:} (16. Qxb7 Qd6 17. Kh2 $1 (17. Kh1 $5) 17... Rfb8
(17... Rab8 $2 18. Qxa7 Ra8 19. Bf4 $18) (17... Be5 $6 18. Bg5 Rfb8 19. Qe7
Rxb2 20. Rae1 $16) 18. Bf4 Be5 19. Bxe5 Qxe5 20. Qa6 Rxb2 21. Rae1 Qf5 $14 {
R.Dautov Wasn't he sure of the evaluation of this position?}) 16... Ne2+ (16...
Qd7 17. Bg5 $1 Qf5 18. Be7 Rfc8 19. Qa5 Rc2 20. Qa4 $1 b5 21. Qa6 Ne2+ 22. Kh1
$1 Bd4 (22... Bxb2 $5 23. Rad1 Nc3 24. Rde1 Rxf2 25. Qc6 $16 {R.Dautov}) 23.
Qb7 Re8 24. d6 Bxf2 25. Bh4 $1 $18 {1-0 Dautov,R-Navara,D/Bled 2002/CBM 92 (28)
}) 17. Kh1 (17. Kh2 {doesn't change much:} Nxc1 18. Raxc1 Be5 19. Rfd1 Bd6 20.
Qd4 Re8 21. Bf3 a6 22. Kg2 h5 23. h4 Rc8 24. a3 Rxc1 25. Rxc1 Qd7 26. Qb6 Kg7
27. Rc3 Re1 28. Rb3 Qa4 29. Re3 Rxe3 30. Qxe3 Qc2 31. b4 Qb2 32. Qd3 Kf8 33.
Be2 Kg7 34. Bf3 {1/2-1/2 Nielsen,P-Van Wely,L/Istanbul 2003/CBM 96 (34)}) 17...
Nxc1 18. Raxc1 Be5 {GM Viorel Bologan confidently proves that the blockade on
d6 disables White to make use of his extra pawn.} 19. Rfd1 Bd6 20. Qd4 Re8 21.
Bf3 Qe7 22. Kg2 Qe5 23. Qa4 Qf6 24. Qb5 Re7 25. Re1 Kg7 26. Rxe7 Qxe7 27. Rc2
Rb8 28. Qa4 a6 29. Qd4+ Qf6 30. Qb6 Qd8 31. Qe3 h5 32. h4 Rc8 33. Qd4+ Kg8 34.
Re2 Bc5 35. Qf4 Bd6 36. Qd4 Bc5 37. Qd3 Bd6 38. Qb3 Rc7 39. Qb6 Rd7 40. Qxd8+
Rxd8 41. Rc2 Kf8 42. g4 hxg4 43. Bxg4 Be5 44. Bc8 {At last White has broken
through but Black exchanges rooks liquidating into a drawish endgame.} Rxd5 45.
Bxb7 Rb5 46. Bxa6 Rxb2 47. Rxb2 (47. Rc8+ Kg7 {[%cal Re5d4]}) 47... Bxb2 48. a4
Bf6 49. Kg3 Bd8 50. Bc4 Kg7 51. f3 Bc7+ 52. Kf2 Bd8 53. Ke3 Bxh4 54. a5 Bd8 55.
a6 Bb6+ 56. Ke4 f5+ 57. Ke5 Bg1 58. Ke6 Bf2 1/2-1/2

[Event "EU-ch 6th"]
[Site "Warsaw"]
[Date "2005.06.25"]
[Round "7"]
[White "Wojtaszek, Radoslaw"]
[Black "Kovchan, Alexander"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2569"]
[BlackElo "2488"]
[Annotator "Krasenkow,M"]
[PlyCount "59"]
[EventDate "2005.06.18"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 108"]
[Source "ChessBase"]
[SourceDate "2005.09.26"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
e6 9. Nbc3 O-O 10. O-O Na6 11. Nf4 e5 {A very natural move gaining a tempo;
however, the black pieces are poorly prepared for the blockade on d6 and White
quickly starts an attack in the centre (f2-f4).} (11... exd5 {was examined in
several CBM issues, the most recently in CBM105, annotations to
Vaganian-Sutovsky.} 12. Nfxd5 $14) 12. Nd3 {The perfect place for the knight
to support f2-f4; if Black plays ...c5-c4 then his knight can't reach the d6
square.} (12. Nh3 Nc4 13. Qe2 Nd6 14. f4 exf4 $6 (14... Re8 $142) 15. Bxf4 Re8
16. e5 Nf5 17. Rae1 Nb4 18. Qd2 c4 19. Nf2 $36 Qb6 20. Na4 {1/2-1/2 Wexler,
B-Pilnik,H/Mar del Plata 1953/MCD}) (12. Nfe2 Nc4 $1 13. b3 Nd6 14. Be3 b6 15.
Qd2 Re8 16. f4 $6 (16. f3 $142 {[%cal Yf1f2,Yg2f1,Ya2a4,Ya4a5] Ftacnik}) 16...
Nc7 17. Rf2 $6 exf4 $1 18. Bxf4 Ba6 19. Re1 Qe7 20. g4 Be5 $15 {0-1 Euwe,
M-Pilnik,H/Amsterdam 1950/MCL/[Ftacnik] (77)}) 12... c4 (12... Nc4 {, allowing
f2-f4, is another option:} 13. Qe2 {[%cal Rd3c5]} Nd6 (13... b6 14. f4 Re8 15.
b3 (15. f5 $5) 15... exf4 16. bxc4 Bxc3 17. Bb2 Bxb2 18. Qxb2 fxg3 19. Rf6 Rf8
20. Raf1 Nc7 21. Ne5 $1 $18 {1-0 Maderna,C-Pilnik,H/Buenos Aires 1953/EXT 99 
(43)}) 14. f4 $1 f6 15. fxe5 {too early, in my opinion} fxe5 16. Rxf8+ Qxf8 17.
Be3 b6 18. Rf1 Qe8 (18... Qe7 $142 {A.Petrosian}) 19. Rd1 $1 $14 {[%cal Yb2b3,
Ya2a3,Yb3b4] 1-0 Petrosian,A-Lin Weiguo/Shenzhen 1992/CBM 031/[Ftacnik] (39)})
13. Ne1 Bd7 (13... f5 {, in order to exploit the temporarily passive position
of the white pieces, fails as the black pieces are equally passive:} 14. Be3 ({
or} 14. exf5 $5 gxf5 15. Be3 Qf6 16. Qe2 e4 $6 17. f3 exf3 18. Nxf3 Re8 19. Qd2
$16 {1-0 Johannessen,L-Elsness,F/Gausdal 1999/CBM 071 ext (29)}) 14... Bd7 15.
Qd2 Nc8 16. d6 $1 Bc6 17. Rd1 Qd7 18. exf5 gxf5 19. Bd5+ Kh8 20. Bxc6 bxc6 21.
Na4 $16 {1-0 Sebenik,M-Kerek,C/Eger 1999/EXT 2000 (24)}) 14. f4 $1 (14. Be3 {
is a bit too slow:} Rc8 ({or} 14... Nc8 15. f4 f6 16. Nf3 Nd6 17. Qd2 b5 18. a3
Qc7 $13 {..74 1-0 Pavey,M-Seidman,H/New York 1954/MCD (67)}) 15. Nf3 Nc5 16.
Qe2 Qe7 17. Nd2 f5 18. Nf3 {1/2-1/2 Nielsen,P-Sutovsky,E/Malmo 2003/CBM 095})
14... exf4 15. Bxf4 {The most solid move but} (15. gxf4 {is possible, too. In
the following game White obtained an advantage:} Nc5 16. Be3 Nba4 17. Qd2 Nxc3
18. bxc3 Qa5 19. Rc1 Rfe8 20. e5 Bf5 21. Kh1 Rad8 22. Qd4 Rc8 23. Rf2 b6 24. d6
Qb5 25. Rd1 Qd7 26. Bd5 $16 {1-0 Horvath,P-Topakian,R/Austria 2004/EXT 2005 
(40)}) 15... Nc5 16. Qd2 Nba4 {What else can Black do with this knight?} (16...
Re8 17. Bg5 $5 f6 (17... Qc7 18. d6) 18. Be3 {[%cal Oe3c5,Ye3d4]}) 17. Rc1 (17.
Nxa4 $5 Nxa4 18. e5 $36) 17... Nxc3 18. bxc3 Re8 {Stopping the e4 pawn?} 19. e5
$1 {[%mdl 512] No! The young Polish champion sacrifices this pawn to open up
the diagonal for the g2 bishop.} Bxe5 20. Bxe5 Rxe5 21. Nf3 Re8 22. Qd4 Nd3 23.
Rb1 b5 {[%cal Rd8b6]} 24. a4 a6 {If White recaptured the b5 pawn he would be
certainly better. However, after the text move ...Qb6 is not threatened
anymore and White can continue regrouping. Black had an interesting
possibility:} (24... f5 $5 {[%cal Ob5a4,Re8e4] Still, White maintained
initiative after} 25. d6 (25. Nd2 $143 Qb6 $1 26. Qxb6 axb6 27. axb5 Ra4) 25...
Bc6 (25... Re4 26. Qd5+ Be6 27. Qxb5 Qxd6 28. Ng5 $16) 26. Ne1 $1 Bxg2 27. Kxg2
$36 {After the exchange of the minor pieces Black remains with a compromised
king position and a nail in his guts (on d6).}) (24... Qb6 25. axb5 $14 {
[%cal Yd4b6,Yf3d4]}) 25. Nd2 {[%cal Cd8g5,Cg5d2,Rd2e4]} f5 $2 {A move earlier
- a good idea, a move later - a decisive weakening! Willy-nilly Black should
bring his nicely (but uselessly) placed knight to the defence:} (25... Ne5 $1
26. Ne4 Bf5 $1 27. axb5 axb5 28. Rxb5 Bxe4 29. Bxe4 Qd7 {with chances to
survive.}) 26. d6 {[%cal Og2a8,Rg2d5] Threatening 27.Bd5+ rather than 27.Bxa8.}
Rb8 $2 {A final blunder in a poor position.} 27. Nxc4 Be6 (27... bxc4 28. Qxc4+
{the simplest} Kf8 29. Qxd3 $18) 28. Ne3 Rb6 29. d7 Re7 30. Nd5 1-0

[Event "Tata Steel-B 73rd"]
[Site "Wijk aan Zee"]
[Date "2011.01.25"]
[Round "9"]
[White "So, Wesley"]
[Black "Li, Chao B"]
[Result "0-1"]
[ECO "D72"]
[WhiteElo "2673"]
[BlackElo "2649"]
[Annotator "Krasenkow,M"]
[PlyCount "68"]
[EventDate "2011.01.14"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "NED"]
[EventCategory "17"]
[SourceTitle "CBM 141"]
[Source "ChessBase"]
[SourceDate "2011.03.17"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
e6 9. O-O O-O 10. Nec3 Na6 (10... exd5 11. exd5 Bf5 {has been recently put
under doubt due to} 12. g4 $1 {e.g.} Bxb1 (12... Bd7 13. Nd2 Na6 14. Nde4 Nc4
15. h3 f5 {1-0 Jirka,J (2378)-Dutta,S (2275)/Goa 2002/CBM 091 ext (56)} 16. d6
$1 $36) 13. Rxb1 Qd7 14. Ne4 Na6 15. g5 Qf5 16. d6 Rad8 17. Qf3 Nc4 18. Bf4 Nb4
19. Rfc1 b5 20. b3 Nd5 21. Bg3 Na3 22. Rxc5 Nxb1 23. Rxd5 $16 {1-0 (33)
Wojtaszek,R (2726)-Li,C (2649)/Wijk aan Zee 2011/CBM 141 (33)}) 11. a4 {
For this line - see Nakamura-Howell in CBM 140.} exd5 12. exd5 Nc4 $5 {This
rare continuation is probably better than} (12... Bf5 13. g4 $1) 13. Na3 (13.
Nd2 $5 Nxd2 (13... Ne5 14. Nde4 Bg4 15. f3 Bf5 16. Bg5 $1 (16. f4 $6 Nc4 17.
Qe2 Nd6 18. Nxd6 Qxd6 19. Bd2 Nb4 $1 20. Nb5 Qb6 21. a5 Qa6 22. Bxb4 cxb4 $17 {
0-1 Solak,D (2490)-Sutovsky,E (2609)/Istanbul 2000/EXT 2001/[Ftacnik] (35)})
16... Qa5 (16... f6 17. Bf4 Re8 18. Qe2 $14) 17. Nf6+ Bxf6 18. Bxf6 Nd7 19. Bg5
Nb4 20. Ne4 c4 21. Bh6 Nd3 22. Qd2 Qxd5 23. Qc3 f6 24. Bxf8 Rxf8 25. Nf2 $14 {
1-0 Kolehmainen,K (2331)-Satici,A (2372)/ICCF 2002/ICCF Telechess CBM 104 (49)}
) 14. Bxd2 Bf5 15. Be3 (15. Ne4 Re8 16. Re1 Qb6 17. Bc3 Bxe4 18. Bxe4 Rad8 19.
Qd2 Qd6 20. Bf3 Nc7 $11 {1/2 Horvath,P (2457)-Holzke,F (2471)/Senden 2003/EXT
2004 (58)}) 15... Qd7 16. d6 $1 (16. Qe2 Rac8 17. Rad1 Nb4 18. Ne4 Rfe8 19. Qc4
Bxe4 20. Bxe4 Bxb2 21. Bf3 b6 22. d6 Kg7 $13 {1/2 Jirka,J (2398)-Petr,M (2453)/
Zdar nad Sazavou 2007/CBM 120 ext (52)}) (16. Re1 b6 $6 (16... Rac8 $142 17. d6
$140 Nb4) 17. d6 Rad8 18. Bg5 f6 19. Bf4 Rde8 20. Qb3+ Kh8 21. Bf1 Nb4 22. Bb5
Rxe1+ 23. Rxe1 Qb7 24. Re7 Qf3 25. Qf7 {1-0 Stohl,I (2445)-Zlatanova,E/Berlin
West 1988/TD}) (16. Qb3 Rac8 17. Rfd1 (17. d6 Nb4 18. Bxc5 Nc2 19. Bxa7 Nxa1
20. Rxa1 Qxd6 21. a5 Be6 22. Qxb7 Bxc3 23. bxc3 Rxc3 24. Qb2 Rd3 25. h4 Rc8 26.
Kh2 Bd5 $11 {1/2 Kempinski,R (2619)-Brkic,A (2506)/Kusadasi 2006/CBM 111 ext 
(34)}) (17. Qb5 Rfd8 18. Rfd1 Nb4 $13) 17... Rfe8 (17... b6 18. Qb5 Nb4 19.
Qxd7 Bxd7 20. Rd2 Bf5 21. Nb5 Nc2 22. Rad1 Bg4 23. Rf1 Nxe3 24. fxe3 Bh6 25.
Re1 Bd7 $13 {1-0 Jirka,J (2372)-Kalod,R (2512)/Havlickuv Brod 2006/CBM 114 ext
(56)}) 18. Rd2 Nb4 19. Bf1 a6 20. Na2 (20. Rc1 Nd3 $1 21. Bxd3 Bxd3 22. Bxc5
Bh6 23. f4 Bxf4 $1 24. gxf4 Qg4+ 25. Rg2 Qxf4 26. Rd1 Rxc5 $19 {0-1 Brynell,S 
(2492)-Kulaots,K (2592)/Sweden SWE 2011/The Week in Chess 850 (33)}) 20... Nxa2
21. Qxa2 Be4 22. Rc1 Qf5 $132 {0-1 Gaprindashvili,V (2482)-Sakaev,K (2639)/
Linares 2001/CBM 081/[Ftacnik] (31)}) 16... Rac8 (16... Rae8 $142 $5) 17. Nd5
Rce8 18. Ne7+ Rxe7 19. dxe7 Qxe7 20. Re1 Bxb2 21. Bh6 Qf6 22. Bxf8 Kxf8 23. Rc1
b6 24. Rc4 $14 {1-0 Wojtaszek,R (2726)-Piorun,K (2513)/Warsaw POL 2011/The
Week in Chess 850 (30)}) 13... Ne5 $1 {This is quite appropriate now as
White's a3-knight can't easily enter the game.} (13... Nxa3 14. Rxa3 {leads to
a more favourable situation for White than after 13.Nd2 Nxd2 14.Bxd2 as his b2
pawn is now protected, and Ra3 can go to b3 or (later) e3. E.g.} Nb4 15. d6 (
15. Be3 b6 16. Qd2 Bf5 17. Rc1 {1/2 Hulak,K (2555)-Kozul,Z (2580)/Makarska
Tucepi 1995/EXT 1997}) 15... Rb8 16. a5 Bd7 17. Be3 b6 18. h4 Bf5 19. axb6 axb6
20. Ra7 Be5 21. Bh6 Re8 22. d7 Re7 23. Re1 $1 $16 {1-0 Michalik,P (2446)
-Pinter,E (2418)/Czechia 2009/CBM 133 Extra (38)}) 14. Be3 (14. f4 Ng4 15. Ncb5
Nb4 16. h3 a6 $1 (16... Nf6 $143 17. Be3 Nfxd5 18. Bxc5 $14 {1-0 Hamitevici,V 
(2401)-Holzke,F (2526)/Rijeka 2010/CBM 136 (27)}) 17. hxg4 axb5 18. Nxb5 Bd7
19. Nc3 c4 $44) 14... Bg4 15. Qb3 (15. f3 $6 {weakens White's position, and
Black is OK after} Bf5) 15... Nf3+ (15... b6 $5 $13 {[%cal Ra6b4]}) 16. Kh1 (
16. Bxf3 $6 Bxf3 17. Qxb7 Qf6 {[%csl Rg1]}) 16... Qd7 17. h3 $2 {Premature.} (
17. d6 $1 {[%cal Rb3d5]} Qxd6 $140 18. h3 Nd4 19. Qxb7 Rfb8 20. Qd5 Qxd5 21.
Nxd5 Bf3 22. Bxf3 Nxf3 23. Nb5 $36) 17... Nd4 $1 18. Bxd4 cxd4 19. hxg4 dxc3
20. bxc3 Rac8 $15 {Black will easily recapture the pawn, and his position will
be slightly better due to his more active bishop and the unsafe position of
White's king (it is well-known that the attack on the king is especially
strong in positions with opposite-coloured bishops).} 21. Nb5 $6 (21. Qb5 $142
$1 Qxg4 22. Qxb7 Nc5 23. Qxa7 (23. Qb4 Qxb4 24. cxb4 Nxa4 25. Rac1 Nc3 $15)
23... Nb3 24. Ra2 Bxc3 $44) 21... Nc5 22. Qa3 $6 {[%csl Ra3] The queen will
now be out of play.} (22. Qc2 $142 a6 23. Nd4 Qxg4 $15) 22... a6 23. Na7 (23.
Nd4 Rfe8 {[%cal Rc5e4]} 24. Rfe1 Rxe1+ 25. Rxe1 Nd3 26. Rf1 Qxg4 $17) 23... Rc7
24. Nc6 Nd3 $5 (24... bxc6 25. Qxc5 cxd5 26. Qxd5 Qxg4 27. Bf3 Qc8 {, winning
the c3-pawn, was quite good but Black prefers to destroy the defence of
White's king.}) 25. Rad1 (25. Ne7+ $142 $1 Kh8 $1 26. c4 $1 Ne5 27. c5 $1 Qxg4
28. d6 Rxc5 $1 $17) 25... Nxf2+ $1 26. Rxf2 Rxc6 27. dxc6 Qxd1+ 28. Kh2 (28.
Rf1 Qxg4 29. cxb7 Qxg3 {[%cal Rg7e5]}) 28... bxc6 $19 {[%csl Rh2]} 29. Qb4 Be5
30. Bxc6 Qd3 31. Rf3 Qe2+ 32. Kh3 Qe1 33. Kg2 Rd8 34. Qc5 Rd1 0-1

[Event "RUS-ch"]
[Site "Elista"]
[Date "1995.??.??"]
[Round "7"]
[White "Bareev, Evgeny"]
[Black "Krasenkow, Michal"]
[Result "1/2-1/2"]
[ECO "D72"]
[WhiteElo "2650"]
[BlackElo "2590"]
[Annotator "Krasenkow,M"]
[PlyCount "86"]
[EventDate "1995.10.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 050"]
[Source "ChessBase"]
[SourceDate "1996.02.01"]
[SourceVersion "1"]
[SourceVersionDate "1996.02.01"]
[SourceQuality "1"]

1. d4 {Hecht} Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb4 7. d5 c6
8. a3 Qa5 9. Nc3 cxd5 10. Be3 Nc2+ 11. Qxc2 d4 12. b4 $146 (12. Bxd4 {-Inf.48/
593}) 12... Qc7 13. Bxd4 $5 Bxd4 14. Nge2 Bxc3+ (14... Bg7 $6 15. Rc1 {/\16.
Nd5,16.Nb5}) 15. Qxc3 Qxc3+ 16. Nxc3 Nc6 17. f4 $1 e5 $1 18. O-O O-O 19. b5 Nd4
20. fxe5 Be6 $2 (20... Bg4 21. a4 (21. h3 Ne2+ 22. Nxe2 Bxe2 $10) 21... Rac8
22. Nd5 Kg7 23. h3 Be2 $132) 21. Nd5 $1 Kg7 (21... Nxb5 22. Rfb1 a6 23. a4 Nd4
24. Rxb7 $16) 22. Rfd1 $1 Nb3 (22... Nxb5 23. a4) (22... Nc2 23. Rac1 Nxa3 (
23... Rac8 24. a4 $16) 24. Nc7 Rad8 25. Nxe6+ fxe6 26. Rxd8 Rxd8 27. Rc7+ $16
Kh6 28. Rxb7 Rd1+ 29. Bf1 Nc4 30. Kf2 $16) 23. Rab1 Nc5 24. Nc7 Rac8 25. Nxe6+
Nxe6 (25... fxe6 $5 26. Rd6 $14) 26. Bh3 Rfe8 $2 (26... Rc2 27. Rd7 Nc5 28. Rc7
$16) (26... Rc7 $1 $14) 27. Bxe6 $2 (27. Rd7 $1 Ng5 (27... Nc5 28. e6 $1 Nxe6
$8 29. Rxb7) 28. Bg2 $18) 27... Rxe6 {TT - TT Motive: blockierte verbundene
weiЯe Freibauern, aktiver schwarzer K} 28. Rd7 b6 29. Rxa7 Rxe5 30. Rb7 Rxe4
31. Rf1 Rf8 32. Rxb6 Ra4 33. Rf3 $16 f5 $1 $8 34. Rc6 (34. Ra6 {Hecht} Rxa6 35.
bxa6 Ra8 36. a4 Rxa6 37. Ra3 Ra5 38. Kf2 Kf6 39. Ke3 Ke5 $10) (34. Rd3 $5)
34... Rfa8 35. Rcc3 (35. Rc7+ Kh6 36. Rcc3 (36. b6 Rxa3 37. b7 Ra1+ 38. Rf1
Rxf1+ 39. Kxf1 Ra1+ 40. Ke2 Rb1 41. Kd3 g5 $1 $10) 36... Rb8 37. Rc5 $16) 35...
Rb8 36. Rc7+ (36. Rc5 $16) (36. Rb3 Ra5 $10) 36... Kf6 37. Rc6+ (37. Rb3 $16)
37... Ke5 38. Rb3 Rb7 39. b6 (39. Kf2 $1 $16) 39... Ra6 $1 {/\40...Kd5} 40.
Rc5+ Kd6 41. Rcb5 Kc6 {/\42...Rxa3} 42. R5b4 Kc5 $1 {/\43...Rxa3} (42... Raxb6
$2 43. Rxb6+ Rxb6 44. Rxb6+ Kxb6 45. Kf2 Kb5 46. Ke3 Ka4 47. Kf4 Kxa3 48. Kg5
Kb4 49. Kh6 Kc4 50. h4 $18) 43. a4 (43. Rc3+ Kd6 $10) (43. Kf2 Rxa3 44. Rxa3
Kxb4 45. Ra7 Rxb6 46. Rxh7 Kc5 47. Kf3 Kd5 48. Kf4 Rb4+ 49. Kg5 Rg4+ 50. Kf6 f4
51. gxf4 Rxf4+ 52. Kxg6 Ke6 $10) 43... Raxb6 (43... Raxb6 44. Rxb6 Rxb6 45.
Rxb6 Kxb6 46. Kf2 Ka5 47. Ke3 Kxa4 (47... g5 48. Kd4 Kxa4 49. Ke5 f4 50. gxf4
gxf4 51. Kxf4 Kb4 52. Kg5 Kc5 53. Kh6 Kd6 54. Kxh7 Ke6 55. Kg6 Ke7 56. Kg7 Ke6
57. h4 Kf5 58. h5 Kg5 59. h6 $18) 48. Kf4 Kb4 49. Kg5 Kc4 50. Kh6 Kd5 (50...
Kd4 {Hecht} 51. h4 Ke4 52. Kxh7 Kf3 53. Kxg6 Kxg3 $10) 51. h4 Ke6 52. Kxh7 Kf7
$10) 1/2-1/2

[Event "London Classic 2nd"]
[Site "London"]
[Date "2010.12.10"]
[Round "3"]
[White "Nakamura, Hikaru"]
[Black "Howell, David"]
[Result "1/2-1/2"]
[ECO "D72"]
[WhiteElo "2741"]
[BlackElo "2611"]
[Annotator "Krasenkow,M"]
[PlyCount "83"]
[EventDate "2010.12.06"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "ENG"]
[EventCategory "19"]
[SourceTitle "CBM 140"]
[Source "ChessBase"]
[SourceDate "2011.01.18"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.18"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 O-O 8. O-O
c5 9. d5 e6 10. Nec3 Na6 11. a4 Nb4 {This move was introduced by Kasparov in
his blitz match vs. Karpov. The present game is its maiden test at the
"serious" level.} (11... exd5 12. exd5 Bf5 {is usually played here; however,
White has an interesting possibility:} 13. g4 $5 (13. Na3 Nb4 {is the main
line, quite satisfactory for Black}) 13... Bd7 14. Nd2 $1 f5 (14... Qh4 15. h3
f5 16. Nf3 Qd8 17. Ng5 fxg4 18. Ne6 $1 Bxe6 19. dxe6 Qxd1 20. Rxd1 Rae8 21. a5
$16 {1-0 Jirka,J (2202)-Bernasek,J (2164)/Chudenice 2000/EXT 2003 (40)}) 15. a5
Nc8 16. Nc4 $1 fxg4 17. Be3 (17. Ne4 $143 Bb5 18. Bg5 Qd7 19. Rc1 Bxc4 20. Rxc4
Nd6 21. Nxd6 Qxd6 22. Re4 Rae8 $13 {1/2 Chiburdanidze,M (2525)-Krupkova,P 
(2315)/Elista 1998/CBM 066 ext (44)}) (17. d6 $5) 17... Qh4 (17... Rb8 $5) 18.
d6 Rb8 19. Qd5+ Kh8 20. Ne5 Bc6 21. Nxc6 bxc6 22. Qe6 $16 {1-0 Bukal,V (2390)
-Fercec,N (2491)/Rijeka CRO 2010/The Week in Chess 837 (44)}) 12. Be3 (12. Na3
exd5 13. exd5 Bf5 {transposes into the 11...exd5 line, Black having avoided
the dangerous 13.g4 - see above.}) 12... Bd4 13. Bxd4 cxd4 14. Na2 (14. Nb5 $5
exd5 (14... e5 15. a5 Bd7 16. N1a3 Nc8 {0-1 Karpov,A (2619)-Carlsen,M (2801)/
Moscow 2009/EXT 2010 (32)} (16... Nc4 $5 $14) 17. Qb3 $16) 15. a5 Nc4 16. exd5
Bd7 17. N5a3 Qxa5 18. Qxd4 Nd6 19. Nd2 Qb6 20. Qxb6 axb6 21. Ndc4 Nxc4 22. Nxc4
$14 {1/2 Karpov,A (2619)-Kasparov,G (2812)/Valencia 2009/CBM 132 Extra (25)})
14... Nxa2 15. Rxa2 e5 {Black has no better option. The resulting position is
rather favorable for White due to the poor position of the black pieces,
especially the b6 knight.} (15... exd5 16. a5 $1 Nd7 17. exd5 $16 {[%csl Rd4]})
16. b3 $1 $146 {[%csl Rb6][%mdl 8]} (16. Nd2 $143 {[%csl Ra2]} a5 17. Qb3 Qd6
18. f4 f6 19. fxe5 fxe5 20. Rxf8+ Kxf8 21. Nf3 Nd7 $11 {0-1 Karpov,A (2619)
-Kasparov,G (2812)/Valencia 2009/CBM 132 Extra (36)}) 16... Bd7 17. f4 f6 18.
Raf2 Qe7 19. a5 Nc8 20. fxe5 Qxe5 $14 {[%csl Rd4] A typical picture: White has
transformed his temporary advantage into a permanent plus, however, far from a
decisive one.} 21. Nd2 Nd6 {[%csl Gd6]} 22. Nf3 $1 (22. Re1 {[%cal Rd2f3]} d3
$1 23. Nc4 Nxc4 24. bxc4 Qc3 $11) 22... Qxe4 23. Re2 (23. Nxd4 Qe3 $1 24. Re1
Qc3 {, and Black should hold on due to his blockading d6 knight.}) 23... Qxd5
24. Ne5 Qxe5 (24... Qb5 25. Nxd7 Qxd7 26. Qxd4 {is clearly better for White
due to his strong bishop.}) 25. Rxe5 fxe5 {Materially Black is OK but his
pawns are quite weak so White keeps up the pressure.} 26. Bd5+ $6 (26. a6 $5
Bc6 27. Bxc6 bxc6 28. Qc2 {may give White some more winning chances.}) 26...
Kg7 27. a6 Bc6 28. Rxf8 Rxf8 29. Qe1 {looks attractive but Black sets up an
unassailable fortress.} Bxd5 30. Qxe5+ Rf6 31. Qxd5 bxa6 32. Qxd4 h5 33. Qxa7+
Nf7 34. h4 Kg8 35. Qe7 Kg7 36. b4 Rf5 37. Qc7 Rf6 38. Kg2 Kg8 39. Qc8+ Kg7 40.
Qc7 Kg8 41. Qc8+ Kg7 42. Qc7 {In conclusion: 11...Nb4 doesn't guarantee Black
equal chances.} 1/2-1/2

[Event "Nanjing Pearl Spring 2nd"]
[Site "Nanjing"]
[Date "2009.10.06"]
[Round "8"]
[White "Leko, Peter"]
[Black "Topalov, Veselin"]
[Result "0-1"]
[ECO "D72"]
[WhiteElo "2762"]
[BlackElo "2813"]
[Annotator "Krasenkow,M"]
[PlyCount "80"]
[EventDate "2009.09.28"]
[EventType "tourn"]
[EventRounds "10"]
[EventCountry "CHN"]
[EventCategory "21"]
[SourceTitle "CBM 133"]
[Source "ChessBase"]
[SourceDate "2009.11.19"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
e6 9. O-O O-O 10. Nbc3 Na6 11. Nf4 e5 12. Nd3 c4 13. Ne1 {For this line - see
CBM 108, annotations to Wojtaszek - Kovchan. However, a lot of games have been
played since then.} Bd7 (13... f5 {was "rehabilitated" in the following game:}
14. Be3 Bd7 15. Qd2 Rc8 $5 16. Rd1 Nc5 17. d6 Qf6 18. Bg5 Qe6 19. exf5 gxf5 20.
Nd5 Kh8 21. Ne7 (21. Be7 $5 e4 $5 22. Bxf8 Rxf8 23. Nf4 Qe5 $44) 21... Rcd8 22.
Nd5 $6 e4 23. Nf4 Qe5 24. Nh5 Qxb2 25. Qe3 Nd3 26. Nxg7 Qxg7 27. Bxd8 Rxd8 $44
{0-1 Akesson,J (2344)-Nyback,T (2565)/Stockholm 2007/CBM 122 Extra (43)}) 14.
Qe2 $146 {[%mdl 8] A committal move. It is unclear yet whether e2 will be the
best square for the white queen. On the other hand, White prevents ...
Nb6-c8-d6.} (14. f4 {(the most active move) was recently met with} Nc5 $1 (
14... exf4 $143 15. Bxf4 Nc5 16. Qd2 Nba4 17. Rc1 Nxc3 18. bxc3 Re8 19. e5 $1
Bxe5 20. Bxe5 Rxe5 21. Nf3 Re8 22. Qd4 $44 {1-0 Wojtaszek,R (2569)-Kovchan,A 
(2488)/Warsaw 2005/CBM 108 (30)}) {and Black obtained a good position:} 15.
fxe5 Bxe5 16. Bh6 (16. Nf3 Bg4) 16... Re8 17. Qd2 Nba4 18. Nxa4 Nxa4 19. Rb1 f6
20. b3 cxb3 21. Rxb3 Nc5 22. Rb1 Rc8 $15 {[%csl Re4,Ge5] 0-1 Ilincic,Z (2542)
-Sedlak,N (2553)/Decs HUN 2008/The Week in Chess 756 (39)}) (14. Be3 {is
probably the best move after all. Black replied} Nc8 {in several recent games
but failed to reach full equality:} (14... Rc8 15. a4 $1 $14) 15. f4 Nd6 16.
Qd2 (16. fxe5 Bxe5 17. Bd4 f6 18. Qd2 Bxd4+ 19. Qxd4 Qb6 20. Qxb6 axb6 21. Nf3
Rfe8 22. Rae1 Nf7 23. b3 Rac8 24. Rb1 b5 {1/2 Kharitonov,A (2526)-Kempinski,R 
(2595)/Plovdiv 2008/CBM 124}) 16... f6 (16... Nb4 17. a3 Nd3 18. Nxd3 cxd3 19.
Qxd3 Rc8 20. Rf2 Re8 21. fxe5 Bxe5 22. Bd4 $14 {1/2 Zhu Chen (2482)-Sutovsky,E
(2624)/Gibraltar 2006/CBM 110 ext (60) - Black does not have full compensation
for the pawn}) 17. fxe5 fxe5 18. Nf3 (18. Rxf8+ Qxf8 19. Nf3 $14) 18... b5 (
18... Qc7 $142 19. Qf2 b6 $11) 19. a3 Qc7 20. Qf2 h6 21. Kh1 Kh7 22. h3 Kg8 23.
g4 $14 {[%csl Ra6,Ra7] 1/2 Sebenik,M (2502)-Kempinski,R (2595)/Plovdiv 2008/
CBM 124 (50)}) 14... Nc5 15. Be3 Rc8 16. Nf3 {[%cal Yf3d2]} Qe8 $5 (16... Nba4
{looks normal and will be probably tested in future games.} 17. Qxc4 $140 Nxc3
18. bxc3 Na4 19. Qb4 a5 $1 $132) 17. Nd2 f5 18. exf5 gxf5 19. Nxc4 Nxc4 20.
Qxc4 {White has won a pawn. Black has more active pieces but does it
compensate for his material deficit?} Ne4 $5 (20... b5 21. Qh4 $14) 21. Qb4
Nxc3 22. bxc3 f4 23. Bc5 $2 (23. Bxa7 f3 24. Bh1 {[%csl Rh1]} b5 $5 {was
unclear but the text move is simply bad.}) 23... f3 24. Bxf8 (24. Bh1 Rf4 $1
25. c4 b6 26. Be3 Rfxc4 27. Qa3 e4 $19) 24... Bxf8 25. Qxb7 fxg2 26. Kxg2 {
[%csl Gd7,Gf8,Rg2] White is OK materially but Black's bishop pair should
decide the game, taking into consideration the poor position of the white king.
} Qf7 $1 27. Rab1 (27. Qb3 e4 28. c4 Rxc4 $1 29. Qxc4 $140 Qf3+ 30. Kg1 Bh3 $19
) 27... e4 $5 (27... Rxc3 28. Kg1 e4 {is also good.}) 28. f4 (28. Kg1 Bc5 {
[%cal Yc8f8]}) (28. f3 Rxc3 29. fxe4 Rc2+ 30. Kh1 Qh5 $19) 28... Rxc3 29. Rb3
Rd3 (29... Rc7 $1 $19 {was even stronger.}) 30. f5 {Desperation.} Rd2+ 31. Rf2
Rxf2+ 32. Kxf2 Qxf5+ 33. Ke1 Bc5 {White must now choose between a mate and a
hopeless endgame.} 34. Qb8+ Kf7 35. Qf4 Qxf4 36. gxf4 Ke7 $19 {[%csl Gc5,Gd7,
Ge4] _|_} 37. Rg3 Kd6 38. Rg7 h5 39. Rg5 e3 40. Ke2 Bb5+ 0-1

[Event "WchT 10th"]
[Site "Tsaghkadzor"]
[Date "2015.04.21"]
[Round "3.4"]
[White "Vitiugov, Nikita"]
[Black "Wei, Yi"]
[Result "1/2-1/2"]
[ECO "D72"]
[WhiteElo "2739"]
[BlackElo "2706"]
[Annotator "Krasenkow,M"]
[PlyCount "260"]
[EventDate "2015.04.19"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ARM"]
[SourceTitle "CBM 166"]
[Source "ChessBase"]
[SourceDate "2015.05.11"]
[SourceVersion "1"]
[SourceVersionDate "2015.05.11"]
[SourceQuality "1"]
[WhiteTeam "Russia"]
[BlackTeam "China"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "CHN"]

1. d4 Nf6 2. c4 g6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Bg7 6. e4 Nb6 7. Ne2 c5 8. d5
O-O 9. O-O e6 10. Nec3 Na6 11. a3 $5 {A rare continuation in this well-known
theoretical position. Its idea is to restrict Black's a6-knight. The c5-square
will be controlled by the bishop (from e3).} (11. a4 {[%cal Ya4a5] and}) (11.
Na3 {are main lines here.}) 11... c4 {[%cal Ya6c5]} ({White successfully
outplayed Black in the following game:} 11... exd5 12. exd5 Nc4 13. Nd2 Nd6 14.
Nde4 Nxe4 15. Nxe4 Qb6 16. Rb1 Rd8 17. Bg5 f6 18. Be3 $16 Qa5 $2 19. Nxc5 $1 {
1-0 (57) Pustovoitova,D (2315)-Gluszko,M (2077) Albena 2011}) 12. Be3 exd5 13.
exd5 Bf5 {OK, the a6-knight is cut off but other pieces can be developed.} 14.
d6 Rb8 15. Re1 Re8 (15... Bd3 $5 {needs analysis. Generally, the 11.a3 line is
likely to become an object of study and practice in the near future.}) 16. Nd2
{The only but good way for White to develop his queenside.} Qxd6 17. Bf4 Be5
18. Rxe5 $1 Rxe5 19. Nde4 Qxd1+ (19... Qe6 $2 20. Qd4 Re8 21. Bxe5 Qxe5 22.
Nf6+) (19... Qe7 20. Bg5 $40) 20. Rxd1 Bxe4 21. Nxe4 Rbe8 22. Nf6+ Kg7 23.
Nxe8+ Rxe8 24. Be3 $1 (24. Bxb7 $143 Nc5) 24... Re7 25. Rd6 Nc7 26. Bd4+ Kh6
27. Bxb6 Ne8 28. Rd4 axb6 29. Rxc4 {[%mdl 4096] As a result, White has a clear
pull in the endgame: his bishop is stronger than Black's knight as the
position is open and pawns are on both flanks; besides, Black's pawn structure
is damaged.} Re1+ 30. Bf1 Nd6 31. Rb4 Nc8 32. Kg2 f5 33. Rd4 Re7 34. h4 Rc7 35.
Kf3 Kg7 36. Ke3 Ne7 37. Bg2 Kf7 38. Rd6 f4+ {This tactical trick reduces the
number of pawns.} 39. Kd3 (39. Kxf4 $5 Rc2 40. b4 Rxf2+ 41. Bf3) 39... fxg3 40.
fxg3 Nc8 41. Rd8 Ke7 42. Rh8 Kf6 43. Bxb7 Nd6 44. Bg2 Nf5 45. Rf8+ Kg7 46. Rb8
Rd7+ 47. Kc3 Rd6 48. Rb7+ Kh6 49. a4 Nxg3 {Black has recaptured the pawn but
the position is now asymmetric, with potential passed pawns on both sides; the
bishop is much more powerful than the knight in such cases. However, Black
retains fair drawing chances as there are too few pawns on the board!} 50. b4
Ne2+ 51. Kc2 Nd4+ 52. Kb2 Nf5 53. Be4 $2 {After this move Black liquidates
into the ending "R+B vs R" and saves the game.} (53. Bf1 $142 $1 {[%cal Ya4a5]}
Ne3 (53... Nxh4 54. a5) 54. Ba6 {Perhaps, though, it was not enough for a
victory either.}) 53... Nxh4 54. a5 bxa5 55. bxa5 Nf5 $5 56. Bxf5 (56. Rb6
Rxb6+ 57. axb6 Nd6 58. Bd5 Kg5 59. Kc3 h5 60. Kd4 Kf6 $11) 56... Rd5 57. Be6
Rxa5 58. Bg8 Kg5 59. Rxh7 Kf4 60. Kc3 g5 61. Be6 g4 62. Rf7+ Kg3 63. Rg7 Ra4
64. Kd3 Kf3 65. Bd5+ Kf2 66. Rf7+ Kg3 67. Rg7 Kf2 68. Rf7+ Kg3 69. Ke3 Ra3+ 70.
Ke2 Ra4 71. Rf1 Ra5 72. Rg1+ Kf4 73. Rd1 Kg3 74. Rd4 Rc5 75. Rd3+ Kh2 76. Ke3
Ra5 77. Kf4 Ra4+ 78. Kg5 g3 79. Rd1 g2 80. Rd2 Rd4 81. Rxg2+ Kh3 82. Bf3 Rd8
83. Kf4 Rf8+ {A so-called "defence on the 3rd rank" (the f-file plays that
role here).} 84. Ke3 Rb8 85. Rg7 Kh4 86. Rg4+ Kh3 87. Rg6 Kh4 88. Be4 (88. Kf2
Rb4 {is the so-called "Szen position".}) 88... Rf8 89. Bf3 Rf5 90. Rg7 Rg5 91.
Rb7 Kg3 {"Defence on the 2nd rank" (here - g-file).} 92. Rb2 Re5+ 93. Be4 Rg5
94. Rb1 Kg4 95. Bf3+ Kg3 96. Rh1 Re5+ 97. Be4 Rg5 98. Rf1 Kg4 99. Rf4+ Kg3 100.
Bf5 Rg7 101. Rf3+ Kh4 102. Kf4 Rg4+ {A well-known stalemate trick.} 103. Ke5
Rg3 104. Rf1 Kg5 105. Rh1 Re3+ 106. Be4 Rg3 107. Rh8 Kg4 108. Rf8 Kg5 109. Rh8
Kg4 110. Bf5+ Kg5 111. Bg6 Re3+ 112. Be4 Rg3 113. Rh7 Kg4 114. Rf7 Kg5 115. Bf3
Kh4 116. Ke4 (116. Kf4 Rg4+ $1) 116... Rg5 $6 {After this move White destroys
Black's front line of defence.} (116... Kg5 $142) 117. Rh7+ Kg3 118. Rh1 Rb5 {
Of course, the position remains drawish anyway but Black must now use other
methods.} 119. Rg1+ Kf2 120. Rg2+ Ke1 121. Kf4 Rb8 122. Ra2 Rc8 123. Re2+ Kf1
124. Rb2 Ke1 125. Kg3 Rg8+ 126. Bg4 Re8 {The Szen position again.} 127. Kf4
Rf8+ 128. Bf5 Kf1 129. Ra2 Rf7 130. Ke4 Kg1 1/2-1/2

[Event "Tata Steel-B 73rd"]
[Site "Wijk aan Zee"]
[Date "2011.01.17"]
[Round "3"]
[White "Wojtaszek, Radoslaw"]
[Black "Li, Chao B"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2726"]
[BlackElo "2649"]
[Annotator "Marin,M"]
[PlyCount "65"]
[EventDate "2011.01.14"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "NED"]
[EventCategory "17"]
[SourceTitle "CBM 141"]
[Source "ChessBase"]
[SourceDate "2011.03.17"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
e6 9. O-O O-O 10. Nec3 exd5 11. exd5 Bf5 {This variation has been played by
several Grьnfeld experts and was considered as viable for Black. The evauation
may change after the following move, which was introduced by the young Czech
IM Jiri Jirka, whose games can be found below in the comments.} 12. g4 $5 {
Immediately highlighing an important violation of the general developing rules:
Black has moved with his bishop while the knight is still on b8.} (12. a4 {
is the kind of slow plan that fails to question the viability of Black's play.}
Na6 13. Na3 Nb4 14. Be3 Rc8 15. Qd2 a5 16. h3 Bd3 17. Rfd1 c4 {Smejkal,J (2500)
-Ftacnik,L (2610)/Ceska Trebova 1996/CBM 055 ext (1/2, 30). Black has achieved
a harmonious regrouping, entirely justifying the opening play.}) 12... Bxb1 $6
{This helps White to complete his development, by giving up a piece that has
moved twice for one that was on its initial square.} (12... Bd7 {This should
be regarded as the critical continuation. Black loses a tempo, but invites
White to provr the usefulness of the weakening move g3-g4.} 13. Nd2 ({The
hurried} 13. Ne4 {, as played in Jirka,J (2370)-Schramm,C (2331)/Griesheim
2003/CBM 092 ext (1/2, 56), should be avoided.} Ba4 $5 $132) 13... Na6 14. a4
$5 $146 {[%cal Ga4a5,Gd2c4] Threatening a5 followed by Nc4, with queenside
domination.} ({Again, I have doubts about the knight move to e4:} 14. Nde4 Nc4
15. h3 f5 16. Ng5 Nxb2 $1 {Jirka,J (2378)-Dutta,S (2275)/Goa 2002/CBM 091 ext 
(1-0, 56)}) 14... Qh4 15. h3 (15. a5 $2 Bxg4 16. f3 $2 Bd4+ 17. Kh1 Be5 $19)
15... f5 16. Nf3 Qf6 (16... Qd8 17. Ng5) 17. g5 Qd6 18. a5 Nc8 {White has
stabilised the position, but his development is as yet incomplete. Black
intends to activate his play with ...Nb4 and ...b5.}) 13. Rxb1 Qd7 $146 ({
Not really improving over} 13... N8d7 14. Ne4 {Now that the black
light-squared bishop is missing, this does not present the risks of ...f5 
(because of Ng5-e6) or ...Qh4 (which would not threaten anything) anymore.} c4
15. Bg5 f6 16. Bf4 Ne5 17. Nc5 $16 {Jirka,J (2339)-Marchio,E (2316)/Griesheim
2002/CBM 086 ext (1-0, 40)}) 14. Ne4 {The same situation as in the previous
comment. What's more, the move arrives with gain of time, by attacking the
c5-pawn.} Na6 15. g5 Qf5 16. d6 $16 {White has made full use of the move g3-g4
and enjoys a huge space advantage. His fianchetto bishop is very strong, while
Black's attempt to activate his knights will be refuted tactically.} Rad8 17.
Qf3 Nc4 18. Bf4 Nb4 19. Rfc1 {Finally completing the mobilisation of his
forces.} b5 20. b3 Nd5 21. Bg3 Na3 22. Rxc5 $1 {White sacrifices the exchange
in order to eliminate the danger of the creation of a black passed pawn and
extinguishes the slight black initiative. Moreover, the black rooks are
paralysed by the strong d6-pawn, so that the material advantage does not help
Black in any way.} Nxb1 23. Rxd5 Qc8 {Keeping queens on board allows White to
decide the game by a direct attack.} (23... Qxf3 {does not look too inspiring,
but is a comparatively lesser evil.} 24. Bxf3 b4 (24... a6 25. d7 Nc3 26. Nxc3
Bxc3 27. Bc7 $16) 25. Rb5 (25. d7 Nc3 $5) 25... Bc3 26. Nc5 $16 {White's
pieces cooperate harmoniously, while Black's are separated in two groups
without any communication between them.}) 24. Nf6+ Kh8 25. h4 (25. Be5 $18 {
[%cal Gf3f4,Gf4h4]}) 25... Qc2 26. Qd3 Qc1+ (26... Qxd3 27. Rxd3 Bxf6 28. gxf6
{leaves the knight completely out of play. If we add the weakness of the back
rank, we quickly understand that the threat of d7 and Bc7 is deadly.}) 27. Kh2
Nc3 28. Rc5 b4 29. d7 Qb2 30. Bh3 Qxa2 31. Rc8 $18 a6 32. Qe3 Qe2 {Parrying
the threat of Rxd8 followed by Qe8+, but allowing a trick of other nature.} 33.
Rxc3 {The simplest, although by far not the only winning move.} 1-0

[Event "Astrakhan FIDE GP"]
[Site "Astrakhan"]
[Date "2010.05.23"]
[Round "12"]
[White "Wang, Yue"]
[Black "Ponomariov, Ruslan"]
[Result "1/2-1/2"]
[ECO "D72"]
[WhiteElo "2752"]
[BlackElo "2733"]
[Annotator "Marin,M"]
[PlyCount "87"]
[EventDate "2010.05.10"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "RUS"]
[EventCategory "20"]
[SourceTitle "CBM 137"]
[Source "ChessBase"]
[SourceDate "2010.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 O-O 8. O-O
c5 {In the Gruenfeld Indian, Black is supposed to submit the d4-pawn to strong
pressure as soon as possible. In the current position, this can be achieved
with either the text move or 8...Nc6 or 8...e5. A more flexible approach is
also possible, though.} (8... e6 $5 {[%cal Gb8c6] Donner,J-Smyslov,V/Havana
1967/MCD (0-1, 23)}) (8... a5 $5) 9. dxc5 $5 {A rare continuation.} ({The main
line goes} 9. d5 {This position has been repeatedly met in the 2009 match
between Kasparov and Karpov. The general feeling was that Kasparov did not
quite solve his opening problems, but later his pupil Carlsen also used this
variation. In Leko,P (2762)-Carlsen,M (2772)/Nanjing 2009/CBM 133 (1/2, 64),
he also faced some problems, though.}) 9... N6d7 10. Qc2 Na6 $146 (10... Nc6
11. Be3 Nde5 12. Nbc3 Qd3 13. Qxd3 Nxd3 14. b3 $16 {Hort,V (2545)-Gutman,L 
(2485)/Dortmund 1985/MCL (1-0, 36)}) 11. Rd1 (11. c6 $5 bxc6 12. Qxc6 Rb8 13.
Nbc3 $14 {Hort}) 11... Qa5 12. Nbc3 Nb4 13. Qb1 Nxc5 14. Be3 Na4 15. a3 Nxc3
16. Nxc3 Nc6 17. Rd5 Qc7 18. Qc2 Be6 19. Rc5 Rfc8 20. Rd1 $14 {The structure
is almost symmetrical, but White has space advantage in the centre and very
active pieces.} Bxc3 21. Rxc3 Rd8 22. f4 Rxd1+ 23. Qxd1 Rd8 24. Rd3 Rxd3 25.
Qxd3 f6 26. b4 a6 27. Bf1 Kf8 28. Kf2 Ke8 29. Be2 Nd8 30. a4 Nf7 31. a5 Qc8 32.
Bc5 Bg4 33. Bf1 Bh3 34. Be2 Bg4 35. Bxg4 Qxg4 36. Ke3 g5 37. Qf1 Qe6 38. Qe2
gxf4+ 39. gxf4 Qh3+ 40. Qf3 Qe6 41. Qd1 Qh3+ 42. Qf3 Qe6 43. Qd1 Qh3+ 44. Qf3
1/2-1/2

[Event "URS-ch21 Final"]
[Site "Kiev"]
[Date "1954.02.02"]
[Round "16"]
[White "Averbakh, Yuri L"]
[Black "Ilivitzki, Georgi A"]
[Result "1-0"]
[ECO "D72"]
[Annotator "Moiseev,V"]
[PlyCount "69"]
[EventDate "1954.01.07"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "URS"]
[SourceTitle "URS-ch"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb4 (6... Nb6) 7. d5
(7. a3 N4c6 8. d5 Nd4 9. Ne2 c5 10. Nbc3 O-O 11. O-O e5 12. Be3 Na6 13. Nc1 f5
14. f4 fxe4 15. Bxe4 Bf5 $15 {Donner,I-Keres,P/Beverwijk/1964/}) 7... O-O (7...
c6) 8. a3 N4a6 9. Ne2 e6 10. O-O c6 11. Nbc3 cxd5 12. exd5 exd5 13. Nxd5 (13.
Qxd5 $1 Nc6 14. Qxd8 Rxd8 15. Bg5 Re8 16. Be3 Na5 $5 17. b4 Nc4 18. Bd4 $14 {
Bareev,E-Lputian,S/Lvov/1985/1:0/ (57)}) 13... Nc6 14. Nec3 Nc7 15. Nxc7 Qxc7
16. Nd5 Qd8 17. h4 $5 h6 $2 (17... Be6 $5 18. Bg5 Qc8 $13 {Naidorf,M-Fine,R/
1948/}) 18. Bf4 Bf5 (18... Bxb2 19. Bxh6 Bxa1 $2 20. Qxa1 $18) 19. Rc1 g5 20.
hxg5 hxg5 21. Qh5 Bg6 (21... f6 $2 22. Nc7 $1 $18 {/\ 23 Bd5}) (21... gxf4 22.
Qxf5 Nd4 23. Qh5 {Avebakh} fxg3 24. Rc7 $1 Nc6 25. Be4 $18) 22. Qxg5 Qxg5 23.
Bxg5 Bxb2 24. Bf6 $1 Bxc1 (24... Bxa3 25. Rc4 $18 {/\ 26 Rh4}) 25. Rxc1 Rad8
26. f4 (26. Rc4 Rd6) 26... Rd6 27. Kf2 Rxf6 (27... Re8 $2 28. Rh1 Bh7 29. g4 $1
(29. Bc3 $2 Ree6 30. f5 Rh6 $17) 29... Ree6 30. g5 $18 {/\ 31 Bc3}) (27... Rfd8
$1 28. Bxd8 (28. Rh1 Rxf6) 28... Rxd8 (28... Nxd8 29. f5 $1) 29. g4 $1 (29. f5
$6 Bxf5 30. Rxc6 bxc6 31. Ne7+ Kf8 32. Nxf5 Rd2+ 33. Kf1 Ra2 $10) 29... Bd3 {
Averbakh} 30. Rc3 $1 (30. Rd1 $5 {/\ 31 Ne7}) 30... Bb5 (30... Ba6 31. Nc7 $16)
31. Rb3 a6 32. Nc3 Nd4 33. Rb4 $16) 28. Nxf6+ Kg7 29. Bxc6 $18 Rc8 30. Ne8+ Kf8
31. f5 $1 Bh7 (31... Rxc6 32. Rxc6 bxc6 33. fxg6 Kxe8 34. g7 $18) (31... bxc6
32. Nd6 Rd8 33. Rxc6 $18) 32. g4 $1 bxc6 (32... Rxc6 33. Rxc6 bxc6 34. Nf6 Kg7
35. Nxh7 Kxh7 36. g5 $18) 33. Nd6 Rc7 34. f6 c5 35. Re1 1-0

[Event "POL-chT 66th"]
[Site "Katowice"]
[Date "2010.09.05"]
[Round "2"]
[White "Gajewski, Grzegorz"]
[Black "Szelag, Marcin"]
[Result "0-1"]
[ECO "D72"]
[WhiteElo "2568"]
[BlackElo "2464"]
[Annotator "RR"]
[PlyCount "94"]
[EventDate "2010.09.04"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Lublin"]
[BlackTeam "Poznan Pocztowiec"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
e6 9. Nbc3 O-O 10. O-O exd5 11. exd5 Bf5 12. h3 (12. Ne4 Bxe4 13. Bxe4 N8d7 14.
Bg2 c4 15. Rb1 Rc8 16. Be3 Re8 17. Nc3 Ne5 18. Bd4 a6 19. b3 Nbd7 20. Ne4 Nf6
21. Nxf6+ Bxf6 22. Bh3 c3 23. Bxc8 c2 24. Qxc2 Nf3+ 25. Kh1 Nxd4 26. Qc4 b5 27.
Qc5 Qxc8 28. Qxc8 Rxc8 29. Rbc1 Rd8 30. Rc5 b4 31. Rfc1 Kg7 32. R1c4 Nb5 33.
Kg2 Bc3 34. Re4 Rd7 35. h4 Nd6 36. Rf4 h5 37. a3 Bd2 38. Rd4 Bc3 39. Rd3 Ne4
40. Rc4 bxa3 41. Rcxc3 Nxc3 {Akopian,V (2667)-Gao,R (2487) Golden Sands 2014
0-1 (81)}) 12... h5 13. f3 $6 $146 {[%csl Ge4,Rg2]} (13. h4 Re8 14. d6 Qd7 15.
a4 Na6 16. Bg5 Nb4 17. a5 Nc4 18. a6 bxa6 19. Bxa8 Rxa8 20. Nd5 Nxb2 21. Ne7+
Kh7 22. Qb3 Be4 23. Qe3 Bb7 24. Qxc5 Qh3 25. f3 N4d3 26. Qc7 Bd4+ 27. Nxd4
Qxg3+ 28. Kh1 Qh3+ 29. Kg1 Qg3+ 30. Kh1 Qh3+ 31. Kg1 Qg3+ {1/2-1/2 (31) Wang,H
(2722)-Li,C (2619) Danzhou 2010}) 13... c4 14. Nf4 (14. Nd4 $2 Bd3) 14... h4 $1
15. g4 Bd7 16. Ne4 $6 (16. Be3 {Il est probablement préférable de tenter de
terminer le développement} Re8 17. Qd2) 16... Ba4 $1 17. Qe1 Re8 $36 {[%cal
Ge8e1]} 18. Bd2 (18. d6 Nc6) 18... Nxd5 (18... Bxb2 $17 {[%csl Ga4,Gb2,Gc4]
[%cal Gc4c3]}) 19. Nxd5 Qxd5 20. Bc3 Nd7 21. Qxh4 Bxc3 22. bxc3 (22. Nxc3 {
Plus naturel}) 22... Kg7 23. Rf2 Bc6 24. Rd2 Qe5 25. Nd6 $2 Re6 (25... Qxc3 26.
Nxe8+ Rxe8 27. Rad1 Ne5 $40) 26. Rad1 Qxc3 27. Nxf7 Kxf7 (27... Qe3+ 28. Kh1 c3
29. Rxd7 Bxd7 30. Ng5 c2 $1) 28. Rxd7+ Bxd7 29. Rxd7+ $2 (29. Qh7+) 29... Ke8
30. Rd1 Kf8 31. f4 Rae8 32. Kh2 Re2 33. Qh6+ Qg7 34. Qg5 Qb2 35. Qc5+ Kg7 36.
Rg1 b5 37. Qxa7+ R8e7 38. Qa8 Qxa2 39. Qf3 Qb3 40. Qd5 Qe3 41. Rf1 Qd2 42. Kg3
Qxd5 43. Bxd5 Rd2 44. f5 Rd3+ 45. Kh4 g5+ 46. Kxg5 Rxd5 47. Kh5 Rf7 0-1

[Event "ESP-chT CECLUB Honor"]
[Site "Melilla"]
[Date "2011.11.23"]
[Round "3"]
[White "Jobava, Baadur"]
[Black "Bacrot, Etienne"]
[Result "0-1"]
[ECO "D72"]
[WhiteElo "2678"]
[BlackElo "2714"]
[Annotator "RR"]
[PlyCount "70"]
[EventDate "2011.11.21"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "CBM 146"]
[Source "ChessBase"]
[SourceDate "2012.01.18"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.18"]
[SourceQuality "1"]
[WhiteTeam "Colegio Marcote EIKM"]
[BlackTeam "Taldea Gros Xake"]
[WhiteTeamCountry "ESP"]
[BlackTeamCountry "ESP"]

1. d4 Nf6 2. c4 g6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Bg7 6. e4 Nb6 7. Ne2 c5 8. d5
e6 9. O-O exd5 10. exd5 O-O 11. Nec3 Na6 12. Na3 Bf5 13. g4 Bd7 14. h3 f5 15.
d6 fxg4 16. Bxb7 Qh4 17. Ne4 Rae8 18. Bg5 Qxh3 19. Be7 $2 (19. Qb3+ Re6 20.
Qxh3 $17) 19... Rf3 $1 $19 (19... Be5 $2) 20. Bd5+ Nxd5 21. Qxd5+ Kh8 22. Ng5
Qh5 23. Rfe1 h6 24. Bf6 Rxe1+ 25. Rxe1 Rxf6 26. Re7 Qxg5 27. Qxg5 $19 hxg5 28.
Rxd7 Nb8 29. Rc7 Rf8 30. Rxa7 Bd4 $19 31. Nc2 g3 32. Nxd4 gxf2+ 33. Kf1 cxd4
34. Ra5 g4 35. Rg5 Rf4 0-1

[Event "Rohde op 09th"]
[Site "Sautron"]
[Date "2009.10.29"]
[Round "7"]
[White "Lalic, Bogdan"]
[Black "Bedouin, Xavier"]
[Result "1/2-1/2"]
[ECO "D72"]
[WhiteElo "2495"]
[BlackElo "2353"]
[Annotator "RR"]
[PlyCount "201"]
[EventDate "2009.10.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 (6... Nb4) 7. Ne2
O-O (7... c5) (7... e5) 8. O-O e5 (8... Nc6) 9. d5 c6 ({RR} 9... Nc4 10. b3 Nd6
11. Bb2 Re8 12. Nd2 Na6 13. f4 Bd7 14. Bxe5 Bxe5 15. fxe5 Rxe5 16. Nc3 Qe7 17.
Qe1 Nb4 18. Qf2 f5 19. Nf3 Rxe4 20. Nxe4 Nxe4 21. Qb2 Qc5+ 22. Qd4 Qxd4+ 23.
Nxd4 Nxd5 24. Rfe1 {Donner,J (2500)-Hort,V (2600)/Wijk aan Zee 1971/MCL/1/2-1/2
}) 10. Nec3 {[%csl Rb1] Une ligne secondaire} (10. Nbc3) 10... Na6 $146 ({RR} 
10... cxd5 11. exd5 {RR} Na6 12. Na3 Bd7 13. Be3 f5 14. Qd2 Qf6 15. Bg5 Qd6 16.
Rfd1 Rac8 17. Ncb5 Bxb5 18. Nxb5 Qd7 19. Nxa7 Ra8 20. Qa5 Nc4 21. Qb5 Qxb5 22.
Nxb5 Nxb2 23. Rd2 e4 24. Rb1 Nd3 25. f3 Nac5 26. fxe4 {Lin Ta (2380)-Deng,K 
(2245)/China 1987/EXT 1997/1-0 (35)}) 11. a4 {[%cal Ga4a5]} cxd5 12. exd5 Nc4
$1 {[%cal Gc4d6]} 13. b3 Nd6 {[%csl Gd6] Le classique N bloqueur} 14. Ba3 Re8
15. Nd2 {[%cal Gd2c4,Gd2e4]} Bf5 16. Nde4 Bxe4 17. Nxe4 $14 Bf8 18. Bxd6 (18.
Nd2 f5 19. Qe2 Rc8 {[%cal Gc8c2]} 20. Rac1 e4 $11) 18... Bxd6 19. Rc1 f5 20.
Nxd6 Qxd6 21. Qe2 Nc7 22. Qc4 Re7 23. Qc5 Qxc5 24. Rxc5 Ne8 $1 {[%cal Ge8d6]}
25. Rfc1 {(=)} Nd6 {[%csl Gd6] refuse la nulle au GMI!} 26. a5 $1 {[%csl Gc6]
[%cal Ga5a6]} a6 $8 27. b4 Kf7 28. Bf1 Kf6 29. f3 g5 30. Rc7 (30. Kf2) 30...
Rae8 31. Rxe7 Rxe7 32. Kf2 Rd7 33. Rc5 (33. Be2 {[%csl Gg4]}) 33... g4 $1 34.
b5 $6 {Comme souvent le camp ayant essuyй un refus de nulle va chercher а
forcer le gain} gxf3 35. Kxf3 Ne4 $36 36. Rc8 axb5 37. Rf8+ Kg6 38. Bxb5 Ng5+
39. Ke3 f4+ 40. gxf4 exf4+ 41. Rxf4 Rxd5 42. Bd3+ Kh5 43. Rf5 Rd7 44. Rb5 Kh4
45. Bf5 Re7+ 46. Kd3 Nf7 47. Bxh7 Re5 48. Rxb7 Rxa5 49. Rxf7 Ra2 50. Ke3 Rxh2 {
le dernier P vient de tomber et le GMI va tester les connaisances de son
adverse dans cette finale trйs difficile а gagner en moins de 50 coups.} 51.
Rg7 {Pour obtenir la position de COCHRANE, il faut commencer par repousser le
K adverse а la bande. cf par exemple la partie ROSER-DEMARRE du tournoi d'Issy
2009} Kh5 52. Be4 Rh4 53. Kd4 Kh6 54. Rg6+ (54. Rg3 Rh2 55. Ke5) 54... Kh5 55.
Rg8 Rg4 $1 {[%cal Gh5g5]} 56. Rh8+ Kg5 57. Ke5 Rg3 58. Rg8+ Kh4 59. Bg6 Kg5 60.
Be4+ Kh4 61. Rh8+ Kg5 62. Rh1 Rg4 63. Bf3 Rg3 64. Ke4 Kf6 65. Kf4 Rg7 66. Be4
Ke7 67. Ke5 Rf7 68. Ra1 Rg7 69. Bf5 Rf7 70. Bg6 Rg7 71. Ra6 Kf8 72. Kf6 Rf7+ $3
{La pointe jouйe en phase KO!} 73. Kg5 Rc7 74. Re6 Re7 75. Rf6+ Kg7 76. Bf5 Rc7
77. Rg6+ Kf7 78. Be6+ Ke7 79. Kf5 Kd6 80. Rg2 Kc5 81. Ke5 Rc6 82. Bd7 Rh6 83.
Rc2+ Kb4 84. Bc6 Rh5+ 85. Kd4 Rh4+ 86. Be4 Rg4 87. Rb2+ Ka4 88. Rb8 Rh4 89. Kd5
Ka3 90. Bd3 Rb4 91. Bb5 Kb2 92. Kc5 Rb3 93. Rh8 Rf3 94. Kb4 Rf2 95. Bc4 Kc2 96.
Rd8 Rd2 97. Bb3+ Kc1 98. Ra8 Kb2 99. Kc4 Kc1 100. Kc3 Rc2+ 101. Kd3 {[%mdl
4096]} 1/2-1/2

[Event "Bundesliga 1415"]
[Site "Germany"]
[Date "2014.12.06"]
[Round "5.6"]
[White "Ris, Robert"]
[Black "Ftacnik, Lubomir"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2427"]
[BlackElo "2557"]
[Annotator "Ris,R"]
[PlyCount "71"]
[EventDate "2014.10.18"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 164"]
[Source "ChessBase"]
[SourceDate "2015.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2015.01.15"]
[SourceQuality "1"]
[WhiteTeam "Katernberg"]
[BlackTeam "Hamburger SK"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb4 (6... Nb6 {
is the main continuation.}) 7. d5 c6 8. a3 Qa5 9. Nc3 cxd5 10. Bf4 N4c6 11.
exd5 Nd4 12. h3 $5 $146 ({A little new idea I had prepared a couple of months
prior to this game. In my opinion Black isn't facing any particular problems
after the well-known} 12. Nf3 Bg4) 12... O-O ({During the game I failed to
remember my homework, but apparently my main line was} 12... e5 13. dxe6 (13.
Be3 $5) 13... O-O {and in the ensuing complications Black should doing alright.
}) 13. Nf3 Nxf3+ 14. Bxf3 {[%cal Ya5a6,Yf3e2,Ye1f1,Yf1g2]} ({I thought that in
the event of} 14. Qxf3 Qa6 15. Qe2 Qxe2+ 16. Kxe2 Nd7 {White is tiny a bit
better, but nothing too much of a concern for Black.}) 14... Na6 $2 {[%csl Ra6]
} ({As we will see by the course the game the N is seriously misplaced on a6.
Both} 14... Rd8 {with the idea of playing Nc6 and}) (14... Nd7 {aiming to
bring the N to e5 are better options for Black.}) 15. Kf1 $1 e5 (15... Bd7 16.
Kg2 {[%csl Gd5][%cal Yh1e1] gives White some long-term pressure along the
e-file.}) 16. Be3 $16 ({Of course White isn't tempted into playing} 16. dxe6 $2
Bxe6 {[%cal Ya8d8] when the black pieces come alive.}) 16... f5 17. Kg2 Bd7 ({
I think White is clearly better, since Black fails to utilise efficiently his
pawn majority on the kingside. For example} 17... f4 {will always be met by}
18. gxf4 exf4 19. Bd4 $1 {and the white K is considerably more safely placed
than its counterpart, whereas}) (17... e4 18. Be2 {gives White a firm grip
over the dark squares, stopping any pawn breaks.}) 18. h4 $1 {[%csl Gh1][%cal
Yh4h5]} h5 ({A serious concession, although it's understandable that Black
didn't fancy the alternative} 18... Nc7 19. h5 {when the h-file gets opened.})
19. Rc1 Rac8 20. d6 e4 21. Be2 Be6 (21... Qe5 {runs into} 22. Qb3+ {[%csl Ra6,
Ra7,Rb7]}) 22. b4 $1 Qxa3 (22... Qd8 23. Nd5 {[%csl Rh5][%cal Yd5e7,Ye2h5]}
Rxc1 (23... Qxd6 {fails to} 24. Nf6+) 24. Bxc1 Kh7 25. Bg5 {with an
overwhelming advantage.}) (22... Qe5 {retains control over the d5-square, but
after} 23. Bf4 Qd4 24. Nb5 {Black's position is hopeless as well.}) 23. Nd5 {
[%cal Yd5e7]} Rxc1 (23... Rcd8 {is met by} 24. Bxh5 $1 gxh5 $140 $2 25. Ne7+
Kf7 26. Qxh5+ Kf6 27. Bd4#) 24. Bxc1 Qa2 25. Ne7+ Kh7 (25... Kf7 26. Bxh5 gxh5
27. Qxh5+ Kf6 28. Bf4 {and mate follows soon.}) 26. Bxh5 $1 Bf7 (26... gxh5 27.
Qxh5+ Bh6 28. Qxh6#) 27. d7 $6 ({I was very tempted by the advance of my main
asset, but even stronger would have been} 27. Be2 $1 {when the threat of h4-h5
is hard to meet.}) 27... gxh5 (27... Qe6 28. Bxg6+ Bxg6 29. Nxg6 Rd8 30. Nf4
Qxd7 31. Qh5+ Kg8 32. Qg5 {[%csl Gg5][%cal Yh4h5,Yf4h5,Yc1b2] gives White a
crushing attack.}) 28. d8=Q Rxd8 29. Qxd8 Qe6 $6 ({Objectively Black should
have tried} 29... Nxb4 $1 30. Nxf5 Qe2 $1 {[%csl Rg2][%cal Yb4d3,Ye2f3] when
there is still some work to do for White.}) 30. Rd1 $1 ({Bringing the last of
my forces into the attack.} 30. b5 $2 {is inferior:} Nb4 $132 {[%cal Yb4d3]
and fights on.}) 30... Nxb4 (30... Bf6 31. Bg5 Bxg5 (31... Bxe7 32. Qxe7 Qxe7
33. Bxe7 $18) 32. hxg5 e3 33. Rd6 Qe4+ 34. Kh2 {and White is faster.}) 31. Rd6
Qc4 ({In the event of} 31... Qe5 {I had the intention of playing the simple}
32. Bf4 Qb5 33. Qd7 {and after the trade of queens Black's resistance is
broken.}) 32. Qd7 $1 {[%csl Rf5]} ({In time trouble I was very happy to spot
the quickest path to victory, whereas after} 32. Nxf5 Nd3 {[%cal Yd3e1,Ye1f3]
I thought Black has a drawing mechanism at hand, even though} 33. Bd2 {still
does the job for White.}) 32... Nd3 33. Qxf5+ Kh8 34. Rd8+ Bf8 35. Rxf8+ Kg7
36. Bh6+ (36. Bh6+ Kxh6 37. Qf6+ Kh7 38. Rh8#) 1-0

[Event "Leon op"]
[Site "Leon"]
[Date "1997.??.??"]
[Round "3"]
[White "Gomez Esteban, Juan Mario"]
[Black "Eslon, Jaan"]
[Result "1-0"]
[ECO "D72"]
[WhiteElo "2490"]
[BlackElo "2365"]
[Annotator "Romero Holmes"]
[PlyCount "83"]
[EventDate "1997.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 059 Extra"]
[Source "ChessBase"]
[SourceDate "1997.09.26"]
[SourceVersion "1"]
[SourceVersionDate "1997.09.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 h5 8. h3
Nc6 9. d5 Na5 10. Nbc3 c6 11. b3 cxd5 12. exd5 e6 {Deberia haberse enrocado}
13. Ba3 exd5 14. O-O Be6 15. Nb5 Qd7 16. Ned4 {El jaque en d6 es mбs aparente
que otra cosa. Con esta jugada el cerrojo de la columna e puede irse al traste}
Nc6 17. Rc1 (17. Re1 {era bastante interesante aunque quizб las blancas
pensaban tener en reserva la posibilidad del avance f4, con la ayuda de la Tf1}
) 17... Bf8 $2 {En mi opiniуn el error decisivo. Era mбs tenaz} (17... Nxd4 18.
Nxd4 Rc8 (18... Bf8 19. Bxf8 Kxf8 20. f4 $5 (20. Nxe6+ fxe6 21. Qd4) 20... Bxh3
21. f5 Bxg2 22. Kxg2 {con fuerte iniciativa a cambio de un peуn}) 19. Rxc8+
Nxc8 20. Re1) 18. Bb2 Bg7 {DIAGRAMA} 19. Nc7+ $3 {Una jugada de bonita factura.
El Alfil de g7 estб indefenso y las casillas negras se resienten. Ganadora.}
Qxc7 20. Nb5 Qd7 21. Bxg7 Rg8 22. Bf6 Rc8 23. Re1 Kf8 24. Qd2 g5 25. Bxg5 Rg6
26. h4 Kg8 27. Nc3 {Mario estaba ya en apuro de tiempo y no acierta con la mбs
sencilla Nd4. De todos la misiуn es superar el control manteniendo las
ventajas de la posiciуn, aunque cada jugada que pasa es un calvario para las
negras.} f6 28. Bf4 Rd8 29. Kh2 Bf7 $2 {Haciendo la labor de las blancas mбs
sencilla. Era mбs tenaz} (29... d4 30. Ne4 Bd5 31. Bh3 (31. Qe2)) 30. Bh3 f5
31. Qd3 Rg4 32. Bxg4 {Mejor f3.} hxg4 33. Bg5 Ra8 34. Bf6 d4 35. Qd2 Kh7 36.
Ne2 Qd6 37. Bxd4 (37. Qg5 Rg8 38. Qxf5+ Bg6 39. Qf4) 37... Rd8 {Interesante
Ne5, pero las blancas tienen Ng1.} 38. Qg5 Rg8 39. Qf6 Qd7 40. Bxb6 Rg6 41.
Rcd1 $1 {Diagrama,[#]} Qe8 42. Qxf5 1-0

[Event "Leiden LCT op-A 6th"]
[Site "Leiden"]
[Date "2012.07.09"]
[Round "4"]
[White "Luch, Michal"]
[Black "Zakhartsov, Viacheslav V"]
[Result "1/2-1/2"]
[ECO "D72"]
[WhiteElo "2426"]
[BlackElo "2547"]
[Annotator "Zakhartsov,Vi"]
[PlyCount "50"]
[EventDate "2012.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5
O-O 9. O-O e6 10. Nec3 Na6 11. Na3 {This move shouldn't cause trouble for
Black.} ({More challenging is} 11. a4) 11... exd5 12. exd5 Bf5 13. Be3 Qd7 {
I do not see a big difference between the text and} (13... Re8 14. Qd2 Qd7 {
with good counterplay, for example} 15. Rfd1 Rac8 16. Bf1 Bh3 {(Bukal-Rade,
Sibenik 2009)}) 14. Qb3 (14. Qd2 Rfe8 {would transpose to the previous note.})
14... Bd3 15. Rfd1 c4 16. Qb5 Rfd8 17. d6 {A new move, but a logical one.} ({
Previously} 17. Bxb6 {has been played:} Qxb5 18. Naxb5 axb6 19. Bf1 Bxf1 20.
Kxf1 Nc5 21. Rab1 Na4 $11 {Jirka-Pantaleev, Pardubice 2009}) 17... Qxd6 18.
Bxb6 (18. Bxb7 Nc7 19. Qa5 Rab8 20. Qxa7 (20. Bf4 Qd7 21. Qxa7 $2 Nb5) 20...
Nbd5 {led to an advantage.for Black}) 18... Qxb6 {Intending to sacrifice an
exchange.} ({For some reason I thought that} 18... axb6 {was bad, but in fact
this led to approximate equality in different ways:} 19. Bxb7 (19. Nxc4 Qe6 (
19... Qd4 {is also possible:} 20. Bxb7 Nc7 (20... Qxc4 $2 21. Bxa8 Qxb5 22.
Nxb5 Bxb2 23. Rab1 Bf6 24. Rbc1 {led to a material advantage for White:} Bxb5
25. Rxd8+ Bxd8 26. Rc8) 21. Qxb6 Qxb6 22. Nxb6 Rab8 23. Nbd5 Rxb7 24. Rxd3 Bxc3
25. Ne7+ Kf8 26. Rxd8+ Kxe7 27. Rd3 Bxb2 28. Rb1 Rb6 29. a4 Rb4 30. a5 {
should be a draw, but White has some pull}) 20. Nd5 Be2 21. Re1 Rac8 22. Qxb6
Rxd5 23. Qxe6 fxe6 24. Nb6 Rc2 25. Nxd5 exd5 26. Bxd5+ Kf8 27. Rac1 Rxb2 28.
Rc8+ Ke7 29. Bxb7 Kd7 30. Rxe2 Rxe2 31. Bxa6 Rxa2 32. Rb8 Bd4 33. Bb5+ Ke7 34.
Re8+ Kf7 35. Re2 Rxe2 36. Bxe2 {with a draw}) 19... Nc7 20. Nxc4 Nxb5 21. Nxd6
Nxc3 22. bxc3 (22. Rxd3 Rxa2 $11) 22... Ra7 23. Rxd3 Rxb7 24. Nxb7 Rxd3 25. Rb1
Bxc3 26. Rxb6 Rd2 {and due to the double threat ...Rxa2 and ...Bd4 Black
regains a pawn, with a draw.}) 19. Bxb7 Nc7 {I thought that I was forced to
sacrifice an exchange, whereas} (19... Qxb5 20. Naxb5 Rab8 21. Bxa6 Rb6 {
led to equality:} 22. Nc7 Bxc3 23. Bxc4 (23. bxc3 Rc6 24. Bxc4 Rxc4 25. Na6
Rxc3 26. Nb4 a5 {=}) 23... Bxb2 24. Rab1 Rc8 25. Nd5 Bxb1 26. Ne7+ Kg7 27. Nxc8
Rc6 28. Rxb1 Rxc8 (28... Rxc4 29. Rxb2 Rxc8 30. Rb7 a5 31. Rb5 a4 32. Rb4 Ra8 {
also should be a draw}) 29. Bxf7 Rc1+ 30. Rxc1 Bxc1 {with a drawish ending.})
20. Qxb6 axb6 21. Bxa8 Rxa8 {Visibly Black has more than enough compensation
for the exchange due to 2 strong bishops and best piece coordination. But
after the only move...} 22. Rac1 {...things are not so clear. The white knight
is ready to go to c2 and then to b4.} Bh6 23. Rxd3 {Michal was in severe time
trouble and has decided to simplify. He didn't like either} (23. Ra1 Ra5 $5 (
23... Bg7 {=}) 24. Nab1 b5 25. a3 b4 26. Na2 Nd5 27. axb4 Nxb4 28. Na3 Nxa2 29.
Rxa2 Bg7 {with full compensation, but no more; or}) (23. f4 {(the most
principled)} Bg7 (23... g5 24. Nxc4 (24. Ncb1 {(the first choice of the
computer)} gxf4 25. Rxd3 cxd3 26. Rxc7 fxg3 27. Rd7 gxh2+ 28. Kxh2 Bg7 29. b3
Bf8 30. Nc4 b5 31. Ncd2 Rxa2 32. Rxd3 Rb2 {, and Black can hold due to the
poor position of the white knights}) 24... Bxc4 25. Ne4 b5 26. b3 {(here I
stopped calculating and I rejected 23...g5 for this reason, but fight is still
ongoing)} Be2 27. Re1 gxf4 28. Rxe2 f3 29. Rec2 Bxc1 30. Rxc1 Nd5 31. Rc5 Ne7
32. Rc2 Nd5 33. Rd2 {with a better ending for White. In such time trouble it
was impossible to a human to calculate all this.}) 24. Nc2 Na6 25. Kg2 {
and White gradually consolidates. I am not sure that Black has full
compensation.}) 23... cxd3 24. Rd1 Rd8 (24... b5 {was the most straightforward
way to a draw:} 25. Ncxb5 Nxb5 26. Nxb5 Rxa2 27. Rxd3 Rxb2 $11) 25. Nc4 b5 {
Offering a draw.} ({Play could continue} 25... b5 26. Ne5 d2 27. f4 Bg7 28. Kf2
b4 29. Ne4 Ra8 $11) 1/2-1/2