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Главная страница Справка Коды ЭШД E00 - E99 E29

Коды ЭШД

E26 E27 E28

E29

E30 E31 E32

E29

Код энциклопедии шахматных дебютов (ЭШД)

Описание

RU: Защита Нимцовича. Система Земиша: 5...0-0 6 e3 c5 7 Сd3 Кc6
EN: Nimzo-Indian: Sämisch: 5...0-0 6 e3 c5 7 Bd3 Nc6

Ходы

1. d4 Кf6 2. c4 e6 3. Кc3 Сb4 4. a3 С:c3+ 5. b:c3 0-0 6. e3 c5 7. Сd3 Кc6

Дебюты

Защита Нимцовича

[Event "Olympiad-36"]
[Site "Mallorca"]
[Date "2004.10.25"]
[Round "10"]
[White "Michelakis, George"]
[Black "Sharavdorj, Dashzeveg"]
[Result "1/2-1/2"]
[ECO "E29"]
[WhiteElo "2438"]
[BlackElo "2466"]
[Annotator "CB"]
[PlyCount "69"]
[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 "South Africa"]
[BlackTeam "Mongolia"]
[WhiteTeamCountry "RSA"]
[BlackTeamCountry "MGL"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. a3 Bxc3+ 7. bxc3 Nc6 8.
Ne2 b6 9. e4 Ne8 10. O-O Ba6 11. f4 f6 12. Rb1 Na5 13. Ng3 Bxc4 14. Bxc4 Nxc4
15. f5 cxd4 16. cxd4 b5 17. Rxb5 Rc8 18. fxe6 dxe6 19. Rh5 e5 20. d5 g6 21. Rh3
Qd7 22. Bh6 Rf7 23. Nh1 Ncd6 24. Nf2 Rc4 25. Qb1 Qc8 26. Rb3 Rfc7 27. Rb8 Qd7 {
#} 28. h3 (28. Ng4 $1 $18) 28... Rc8 29. Ng4 Qe7 30. Rxc8 Rxc8 31. Qb4 Rc4 32.
Qb8 Rc8 33. Qb4 Rc4 34. Qb8 Rc8 35. Qb4 1/2-1/2

[Event "Bishkek zt"]
[Site "Bishkek"]
[Date "1993.??.??"]
[Round "?"]
[White "Yurtaev, Leonid"]
[Black "Serper, Grigory"]
[Result "0-1"]
[ECO "E29"]
[WhiteElo "2540"]
[BlackElo "2590"]
[Annotator "Chekhov,V"]
[PlyCount "136"]
[EventDate "1993.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "KGZ"]
[EventCategory "7"]
[SourceTitle "CBM 035"]
[Source "ChessBase"]
[SourceDate "1993.08.01"]
[SourceVersion "1"]
[SourceVersionDate "1993.08.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 Nc6 7. Bd3 O-O (7...
e5 8. Ne2 O-O 9. O-O d6 10. e4 b6 11. d5 (11. h3 $6 Ba6 12. f4 exd4 13. cxd4
cxd4 14. Ng3 Nd7 15. Bb2 Nc5 $15 {Vyzhmanavin-Chernin/SSSR/1984/}) 11... Na5 (
11... Ne7 $14) 12. Ng3 Rb8 13. a4 Re8 14. h3 Nd7 15. Nf5 $14 {
Vyzhmanavin-Beliavsky/SSSR/1984/}) 8. Ne2 b6 9. e4 Ne8 10. h4 $5 $13 (10. O-O
Ba6 11. f4 f5 (11... Na5 12. f5 f6 13. Nf4 cxd4 14. fxe6 $5 dxc3 15. e5 $36 {
Polugaevsky-Timman/Tilburg/1983/}) 12. Ng3 (12. exf5 exf5 13. dxc5 bxc5 14. Ng3
g6 15. Be3 d6 16. Bxf5 gxf5 17. Qd5+ Rf7 18. Qxc6 Bb7 $1 19. Qa4 h5 $17 {
Hollis-Hovde/corr/1991/}) 12... g6 (12... Nd6 13. Re1 (13. exf5 Nxf5 14. dxc5
bxc5 15. Bxf5 exf5 16. Qd5+ Kh8 17. Nxf5 Qf6 18. Nd6 Qxc3 19. Rb1 Qd4+ 20. Qxd4
cxd4 21. Bd2 $14 {Bagirov-Neverov/SSSR/1985/}) (13. dxc5 $13) 13... Bxc4 14.
Bxc4 Nxc4 15. exf5 cxd4 16. Qd3 N6a5 17. cxd4 Qf6 $1 $15 {Piket-Salov/Dortmund/
1992/}) (12... Ne7 13. exf5 Nxf5 14. Nxf5 exf5 15. dxc5 bxc5 16. Rb1 $1 Rb8 17.
Be3 d6 18. Qa4 Rxb1 19. Rxb1 Qc8 20. Bf2 $132 {Martin-Short/Commonwealth/1985/}
) 13. Be3 Nd6 (13... Na5 14. dxc5 Nxc4 15. Bxc4 Bxc4 16. Rf2 $14) 14. exf5 (14.
dxc5 $13) 14... Nxc4 15. Bxc4 Bxc4 16. fxg6 Bxf1 17. Qh5 Qe7 18. Rxf1 $44 {
Yusupov-Karpov/London m/1989/}) 10... Ba6 11. e5 d6 (11... Na5 $6 12. Bg5 $1 f6
13. Qc2 $16 {Chernin,A}) 12. Qc2 $5 $146 (12. Bg5 Qc7 13. Qc2 $5 (13. f4 Na5
14. Ng3 Bxc4 $17 {Holland-Chernin/London/1989/}) 13... h6 14. exd6 $13 {Chernin
}) 12... h6 13. Bh7+ Kh8 14. Be4 Rc8 15. Qa4 Na5 16. Bb1 (16. Bg5 $5) 16...
dxe5 17. dxe5 Bxc4 18. Qc2 f5 $8 19. exf6 Nxf6 20. Bg5 Bb3 $1 (20... Qc7 21.
Nf4 $36) 21. Bxf6 (21. Qg6 Qe8 $17) 21... Bxc2 22. Bxd8 Bxb1 23. Bxb6 axb6 24.
Rxb1 Nc4 $17 25. h5 Ra8 26. Rh4 Nxa3 27. Rb2 $142 (27. Rxb6 $5 Nc2+ 28. Kd1
Rxf2 29. Kxc2 Rxe2+ 30. Kd3 Rxg2 31. Rxe6) 27... e5 28. Re4 b5 $1 29. f3 Nc4
30. Rc2 (30. Rxb5 $2 Nd6 $19) 30... Kg8 31. Kf2 Ra1 32. Ng3 Rf4 $6 (32... Kf7
$5) 33. Ree2 Rf6 34. Ne4 Rc6 35. Ra2 Rxa2 36. Rxa2 b4 37. Ra8+ Kf7 38. Ra7+ Kf8
39. Ra8+ Ke7 40. Ra7+ Kf8 41. Ra8+ Ke7 42. Ra7+ Kd8 43. Rb7 Rb6 44. Rxb6 Nxb6
45. Nxc5 bxc3 46. Ke2 Nd5 47. g3 (47. Ne6+ Ke7 48. Nxg7 c2 (48... Nf4+ $1 49.
Kd1 Kf6 50. Ne8+ Kg5 $17) 49. Kd2 Ne3 50. g4 Kf7 51. Nf5 Nxf5 52. gxf5 Kf6 53.
Kxc2 $10) 47... Ke7 48. Kd3 Nf6 49. Kxc3 (49. g4 Kd6 50. Nb7+ Kd5 51. Kxc3 e4
$17) 49... Nxh5 50. g4 Nf6 51. Kc4 (51. Kd3 Kd6 {/\ Kd5}) 51... g6 52. Nd3 e4
53. fxe4 Nxg4 54. Kd4 Kf6 55. e5+ (55. Nf4 h5 {/\h4,g5-+}) 55... Kf5 56. Kd5 g5
57. e6 Nf6+ 58. Kd6 g4 $19 59. Ne1 h5 60. Ng2 g3 61. e7 Ke4 62. Nh4 Ne8+ 63.
Kd7 Ng7 64. Kd6 (64. e8=Q+ Nxe8 65. Kxe8 Kf4 $19) 64... Kf4 65. Kd5 Kg4 66. Ng2
Kf3 67. Nh4+ Kf2 68. Ke4 g2 0-1

[Event "Minsk Boleslavsky Memorial"]
[Site "Minsk"]
[Date "1994.??.??"]
[Round "6"]
[White "Ryskin, Alexander"]
[Black "Luther, Thomas"]
[Result "1-0"]
[ECO "E29"]
[WhiteElo "2500"]
[BlackElo "2515"]
[Annotator "Chekhov,V"]
[PlyCount "87"]
[EventDate "1994.02.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BLR"]
[EventCategory "10"]
[SourceTitle "CBM 042"]
[Source "ChessBase"]
[SourceDate "1994.10.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.10.01"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 O-O 7. Bd3 Nc6 8.
Ne2 b6 9. O-O Ba6 10. e4 Ne8 11. f4 f5 12. Ng3 (12. exf5 exf5 13. dxc5 bxc5 14.
Ng3 g6 15. Be3 d6 16. Bxf5 gxf5 17. Qd5+ Rf7 18. Qxc6 Bb7 $1 19. Qa4 h5 $17 {
Hollis,A-Hovde,F/corr/1991/0-1 (52)}) 12... g6 (12... fxe4 $5 13. Nxe4 cxd4 14.
cxd4 Nf6 $1 15. d5 exd5 16. cxd5 Bxd3 17. Qxd3 Nxe4 18. Qxe4 Qf6 $1 $10 {
Yusupov,A-Beliavsky,A/Groningen/1992/0,5 (23)}) (12... Nd6 13. Re1 Bxc4 14.
Bxc4 Nxc4 15. exf5 cxd4 16. Qd3 $1 N6a5 17. cxd4 Qf6 18. fxe6 dxe6 19. Ra2 $132
{Piket,J-Salov,V/Dortmund/1992/0-1 (55)}) 13. Re1 $5 $146 (13. Be3 cxd4 (13...
Nd6 14. exf5 Nxc4 15. Bxc4 Bxc4 16. fxg6 Bxf1 17. Qh5 Qe7 18. Rxf1 $44 {
Yusupov,A-Karpov,A/London(m/3)/1989/0-1 (61)}) (13... d6 14. d5 Ne7 15. exf5
gxf5 16. Nh5 Nf6 17. dxe6 $14 {Yusupov,A-Salov,V/Linares/1993/0,5 (41)}) 14.
cxd4 d5 15. cxd5 Bxd3 16. Qxd3 fxe4 17. Qxe4 Qxd5 18. Qxd5 exd5 19. Rac1 Rc8
20. f5 Nd6 21. fxg6 hxg6 22. Rxf8+ Kxf8 23. h4 $1 $13 {Yusupov,A-Karpov,A/
Linares/1993/0-1 (40)}) 13... Na5 (13... Nd6 $5) 14. exf5 exf5 15. dxc5 bxc5
16. Be3 Rc8 (16... Qc7 $6 17. Bxf5 $1 $16) (16... d6 $5) 17. Bf2 Nf6 (17... Nd6
18. Bf1 Ndxc4 19. Qd5+ $16) 18. Qa4 Ng4 (18... d5 19. Rad1 Bxc4 20. Bxc4 Nxc4
21. Qxa7 $13) 19. Ra2 Bb7 (19... d5 20. Rd1) 20. Nf1 d5 21. Ne3 Nxe3 22. Bxe3
Bc6 (22... dxc4 23. Bf1 {/\ Rd2}) 23. Qd1 dxc4 (23... Nxc4 24. Bxc5) 24. Bf1
Qxd1 25. Rxd1 Be4 (25... Ba4 26. Rd5 Bb3 27. Rad2) 26. Rb2 Bd3 27. Rb5 Bxf1 (
27... Nb3 $4 28. Bxd3) (27... Nc6 28. Rxc5 $16) 28. Rxa5 Bd3 29. Bxc5 $14 Rfe8
30. Rd2 $1 a6 31. Bd4 Rc6 32. Rd5 g5 $2 (32... Kf7 $5 33. Rb2 Rce6) 33. fxg5 h6
34. h4 hxg5 35. hxg5 Kh7 36. g4 $1 Kg6 (36... fxg4 37. Rh2+ Kg8 $16 (37... Kg6
38. Rh6+ $18)) 37. gxf5+ Bxf5 (37... Kxg5 38. f6+ $18) 38. Rf2 Bd3 (38... Be4
39. Ra5) 39. Rf6+ Rxf6 40. gxf6 Re2 (40... Re6 $5) 41. Ra5 $6 (41. Rd6 $1)
41... Be4 (41... Re6) 42. Rxa6 Ra2 43. Ra7 Bd5 44. Rg7+ 1-0

[Event "Vladivostok Zaitsev Memorial"]
[Site "Vladivostok"]
[Date "1995.??.??"]
[Round "1"]
[White "Yurtaev, Leonid"]
[Black "Tunik, Gennady"]
[Result "1-0"]
[ECO "E29"]
[WhiteElo "2505"]
[BlackElo "2515"]
[Annotator "Chekhov,V"]
[PlyCount "67"]
[EventDate "1995.09.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[EventCategory "9"]
[SourceTitle "CBM 050"]
[Source "ChessBase"]
[SourceDate "1996.02.01"]
[SourceVersion "1"]
[SourceVersionDate "1996.02.01"]
[SourceQuality "1"]

1. d4 {Baburin} Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 Nc6 7. Bd3
O-O 8. Rb1 $5 {/N/} (8. Ne2 $5) (8. Nf3 $5) (8. e4 $5 cxd4 9. cxd4 Nxd4 10. e5
Qa5+ 11. Kf1 Ne8 (11... Qxe5 12. Bb2 $18) 12. Bb2 Nc6 13. Nf3 f5 14. Qc2 Qd8
15. Rg1 b6 16. g4 $1 fxg4 17. Bxh7+ Kh8 18. Rxg4 Rxf3 19. Be4 Rh3 20. Rd1 Bb7
21. Rd3 Rh4 22. Qe2 $40 {Zayac,E-Kaiumov,D/Vladivostok/1994/1|0/38/}) 8... b6 (
8... d6 $5 9. Ne2 e5) 9. e4 Ne8 (9... cxd4 10. cxd4 Nxd4 11. e5 $36) 10. Nf3 (
10. Ne2 Ba6 11. O-O Na5 $36) 10... cxd4 {Baburin: This game shows how
dangerous it can be to open the centre for the White Bishops...} (10... Ba6 11.
Be3 d6 12. O-O Na5 13. Nd2 $14) 11. cxd4 Ba6 12. e5 $1 (12. Be3 $5 Nd6 13. Qe2
Na5 14. Nd2 Rc8 15. Rc1 Ndxc4 16. Nxc4 Nxc4 17. Rxc4 $1 (17. Bxc4 $2 Rxc4 18.
Rxc4 d5 $17) 17... Bxc4 18. Bxc4 $16) 12... f5 (12... Na5 $2 13. Bxh7+ $1 Kxh7
14. Ng5+ Kg6 15. h4 $18) 13. Bd2 Rc8 (13... d6 14. exd6 Nxd6 15. Qa4 Qc8 16.
O-O $16) 14. Qa4 Na5 (14... Bb7 15. d5 Ne7 (15... exd5 16. cxd5 Nxe5 17. Nxe5
Qe7 18. f4 d6 19. Qd7 (19. Qd4 $5 dxe5 20. fxe5 $36) 19... Qxd7 20. Nxd7 Rf7
21. Nxb6 axb6 22. Rxb6 Bxd5 23. O-O $14) 16. Qxa7 $18) 15. Bxa5 bxa5 16. O-O
Qc7 17. Rfc1 $16 Bb7 18. Qd1 g6 (18... d6 19. exd6 Nxd6 20. c5 Ne4 21. Bc4 Bd5
22. Bxd5 exd5 23. Qb3 $16) 19. d5 Ng7 (19... d6 $6 20. Ng5 Ng7 21. exd6 $18)
20. Bf1 Ba8 21. d6 Qd8 22. c5 f4 23. Ba6 Rb8 24. Rxb8 Qxb8 25. Nd4 $18 Nf5 26.
c6 Qb6 (26... Nxd4 27. c7 Qb6 28. c8=Q Rxc8 29. Rxc8+ Kg7 30. Rxa8 Qxa6 31.
Qxd4 $18) (26... dxc6 27. Nxe6 $18) 27. Nxf5 gxf5 28. cxd7 $1 Qxa6 29. Qh5 Qb6
30. Qg5+ Kh8 31. Qe7 Kg8 (31... Rg8 32. Qf6+ $18) (31... Rd8 32. Qxd8+ Qxd8 33.
Rc8 $18) 32. Qxe6+ Kg7 33. Qe7+ Kg8 34. e6 1-0

[Event "NED-ch50"]
[Site "Amsterdam"]
[Date "1995.06.10"]
[Round "2"]
[White "Brenninkmeijer, Joris"]
[Black "Van der Sterren, Paul"]
[Result "1/2-1/2"]
[ECO "E29"]
[WhiteElo "2490"]
[BlackElo "2560"]
[Annotator "Dautov,R"]
[PlyCount "55"]
[EventDate "1995.06.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[EventCategory "11"]
[SourceTitle "CBM 048"]
[Source "ChessBase"]
[SourceDate "1995.10.01"]
[SourceVersion "1"]
[SourceVersionDate "1995.10.01"]
[SourceQuality "1"]

1. d4 {Giese} Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3 d6 7. Ne2 (
7. Bd3 e5 8. Ne2 e4 9. Bb1 Be6 10. Qb3 b6 11. Ng3 Nc6 12. Nxe4 Na5 13. Qc2 Nxe4
14. Qxe4 g6 $10 {ECO}) 7... c5 $5 (7... e5 8. Ng3 Re8 9. f3 (9. Bd3 $5) 9... c5
10. e4 exd4 11. cxd4 cxd4 12. Be2 Nc6 13. O-O Nd7 14. Rb1 Nc5 15. Bb2 Qf6 $10 {
Kotov,A-Najdorf,M/Budapest ct 1950}) 8. Ng3 Nc6 9. Bd3 $6 (9. e4 $1 {>=} b6 (
9... cxd4 10. cxd4 Qb6 11. Be3 Qb2 12. d5 exd5 13. cxd5 Ng4 14. Qc1 Qxc1+ 15.
Bxc1 Nd4 16. Rb1 Re8 17. f3 Nf6 18. Bb2 $16 {Szabo,L-Ortega,R/La Habana (ol)
1966}) 10. Bg5 h6 11. h4 Re8 12. Be3 Ba6 13. Bd3 Rc8 14. Qe2 cxd4 15. cxd4 Na5
16. Rc1 Re7 17. Nf1 Rec7 18. Nd2 d5 $10 {Polgar,Zsu-Granda Zuniga,J/Aruba 1992}
) 9... b6 10. O-O Ba6 11. Bb2 (11. f4 $2 cxd4 12. cxd4 Na5 13. e4 Bxc4 14. e5
Nd5 $17) 11... Na5 12. Qe2 Rc8 13. Rac1 Qd7 $1 (13... d5 14. cxd5 Bxd3 15. Qxd3
exd5 16. f3 Nc4 17. Rc2 (17. Ba1 Nxa3 18. e4 Nc4 19. e5 Nd7 $17) 17... Re8 18.
e4 cxd4 19. cxd4 dxe4 20. fxe4 Nxb2 21. Rxb2 $14) 14. e4 Qa4 $17 (14... e5 $2
15. d5 $1 {/\f4->} (15. Nf5 g6 16. dxe5 dxe5 17. Ne3 $13) (15. f4 cxd4 16. cxd4
Nb3)) 15. f4 (15. e5 $5 dxe5 16. dxe5 Nd7 17. Qe4 g6 18. Rcd1 (18. Nh5 $2 Nxc4
19. Nf6+ Nxf6 20. exf6 Rcd8 21. Qf4 Kh8 $19) 18... Qb3 $5 (18... Rfd8 19. Bc1
$13) (18... Rc7 $5) 19. Bc2 (19. Bc1 Qxc3 $17) 19... Qxb2 20. Rxd7 Nxc4 21. Nh5
$6 Qxc3 $17) 15... Bxc4 16. e5 dxe5 (16... Bxd3 $1 17. Qxd3 Qc4 18. Qf3 dxe5 (
18... Ne8 $17) 19. fxe5 Nd5 20. Nh5 f5 21. exf6 Nxf6 $17) 17. fxe5 Nd5 (17...
Bxd3 18. Qxd3 Qc4 $17) 18. Ne4 cxd4 (18... Bxd3 19. Qxd3 cxd4 20. Ng5 g6 21.
Qh3 h5 22. Nxe6 (22. Rxf7 Rxf7 23. Qxe6 Qd7 $19) 22... Rfe8 23. Nxd4 Nc4 $17)
19. Nf6+ $1 (19. cxd4 Bxd3 20. Qxd3 Qb3 $5 21. Qxb3 Nxb3 22. Rxc8 Rxc8 23. Rxf7
Rc2 24. Rf2 Ne3 $17) 19... Nxf6 (19... gxf6 $4 20. Bxh7+ Kxh7 21. Qh5+ Kg7 22.
Qg4+ Kh7 23. Rf3 Nf4 24. Qxf4 $18) 20. exf6 Bxd3 21. Qxd3 dxc3 $2 (21... gxf6
$2 22. Qg3+ Kh8 23. Qh4 Rg8 24. Qxf6+ Rg7 25. cxd4 $16) (21... Nc4 $1 22. Qg3 (
22. fxg7 Rfd8 $17) 22... g6 23. Qg5 Kh8 24. Qh6 Rg8 25. cxd4 (25. Rf4 Rc5 26.
Rh4 Rh5 27. Rxh5 gxh5 $19) 25... g5 $17) 22. fxg7 Rfd8 23. Rxc3 Nc4 24. Qxh7+
$1 $10 Kxh7 25. Rh3+ {[%cal Yc3h3]} (25. Rf4 {[%cal Yc3h3] Giese} Rd1+ 26. Kf2
Rd2+ $19) 25... Kg6 (25... Kg8 $4 {Giese} 26. Rh8#) 26. Rg3+ Kh5 27. Rh3+ Kg6
28. Rg3+ 1/2-1/2

[Event "HUN-ch14 playoff"]
[Site "Budapest"]
[Date "1959.02.16"]
[Round "1"]
[White "Szabo, Laszlo"]
[Black "Portisch, Lajos"]
[Result "0-1"]
[ECO "E29"]
[Annotator "Flesch,J"]
[PlyCount "82"]
[EventDate "1959.02.16"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "HUN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 O-O 7. Bd3 Nc6 8.
Ne2 b6 9. e4 Ne8 10. Be3 Ba6 $1 11. Qa4 $2 (11. Ng3 $5 Na5 12. Qe2 cxd4 (12...
Rc8 $1 13. Rc1 Nd6 14. e5 cxd4 15. cxd4 Ndxc4 $17) 13. cxd4 d5 14. cxd5 Bxd3
15. Qxd3 exd5 16. e5 $14) 11... Qc8 12. O-O Na5 13. dxc5 d6 14. Ng3 $2 (14.
cxb6 axb6 15. Qc2 Nxc4) (14. Nd4 $5 dxc5 15. Nb3 Nc6 16. f4 e5 17. f5 f6 18. g4
$36) 14... dxc5 15. e5 f5 $1 16. exf6 Nxf6 17. Ne4 Nxe4 18. Bxe4 Bb7 19. Bxb7 (
19. Qc2 Bxe4 20. Qxe4 Qc6 21. Qg4 Rf6 $1 $17) 19... Nxb7 (19... Qxb7 20. Bxc5
Rfc8 21. Bd4 Nxc4 22. Rfe1 $11) 20. Rad1 Qe8 $1 21. Qa6 $2 (21. Qxe8 Raxe8 22.
Rd7 Rf7 23. Rfd1 Rxd7 24. Rxd7 Rd8 $1 25. Rxd8+ Nxd8 26. Kf1 Nc6 27. Ke2 Ne5
28. Bf4 Nxc4 29. Bb8 a5 30. Ba7 a4 31. Kd3 Ne5+ 32. Ke4 Nd7 $19) (21. Qc2 $5
Qc6 $17) 21... Qc6 22. Rd3 Na5 23. Rfd1 Qa4 24. Rd6 Qxa3 25. Rxe6 Qa4 $19 26.
Rb1 Qxc4 27. Qxc4 Nxc4 28. Re4 Nxe3 29. fxe3 Rad8 30. Ra4 Rf7 31. Rba1 a5 32.
Re4 Rd2 33. Rb1 Rff2 34. Rxb6 Rxg2+ 35. Kf1 Rxh2 36. Rb8+ Kf7 37. Rb7+ Kf6 38.
Rb6+ Kg5 39. Kg1 Rdg2+ 40. Kf1 Rc2 41. Kg1 Rhd2 0-1

[Event "Groningen"]
[Site "Groningen"]
[Date "1992.??.??"]
[Round "1"]
[White "Jussupow, Artur"]
[Black "Beliavsky, Alexander G"]
[Result "1/2-1/2"]
[ECO "E29"]
[WhiteElo "2640"]
[BlackElo "2595"]
[Annotator "Ftacnik,L"]
[PlyCount "45"]
[EventDate "1992.12.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "14"]
[SourceTitle "CBM 034"]
[Source "ChessBase"]
[SourceDate "1993.06.01"]
[SourceVersion "1"]
[SourceVersionDate "1993.06.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. a3 Bxc3+ 7. bxc3 Nc6 8.
Ne2 b6 9. O-O Ba6 10. e4 Ne8 11. f4 f5 12. Ng3 fxe4 $5 $146 13. Nxe4 cxd4 14.
cxd4 Nf6 $1 (14... Nxd4 15. Ng5 Nf6 16. Bb2 Nf5 17. Qe2 Qe7 $1 18. g4 (18. Bxf5
Qc5+) 18... Qc5+ 19. Rf2 Nh4 20. Rd1 {/\Bd4}) 15. d5 (15. Ng5 Na5 16. Qc2 h6
17. Bb2 Rc8 {xc4}) 15... exd5 16. cxd5 Bxd3 17. Qxd3 Nxe4 18. Qxe4 Qf6 $1 19.
Bb2 (19. dxc6 Qxa1 20. cxd7 Rad8 21. Qe6+ Kh8 22. Be3 Qf6 23. f5 Qf7 24. Rd1
Qxf5 $17) 19... Qxb2 20. dxc6 dxc6 21. Qxc6 Qd4+ 22. Kh1 Rad8 23. Rae1 1/2-1/2

[Event "Ostrava"]
[Site "Ostrava"]
[Date "1992.??.??"]
[Round "9"]
[White "Hoi, Carsten"]
[Black "Kveinys, Aloyzas"]
[Result "1-0"]
[ECO "E29"]
[WhiteElo "2445"]
[BlackElo "2545"]
[Annotator "Ftacnik,L"]
[PlyCount "49"]
[EventDate "1992.09.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[EventCategory "9"]
[SourceTitle "CBM 033"]
[Source "ChessBase"]
[SourceDate "1993.04.01"]
[SourceVersion "1"]
[SourceVersionDate "1993.04.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. a3 Bxc3+ 7. bxc3 Nc6 8.
Ne2 b6 9. e4 Ne8 10. O-O Ba6 11. f4 Na5 (11... f5 12. exf5 (12. Ng3 g6 (12...
Nd6 13. Re1 Bxc4 14. Bxc4 Nxc4 15. exf5 cxd4 16. Qd3 N6a5 17. cxd4 Qf6 18. fxe6
dxe6 19. Ra2 Rad8 20. Rae2 Qxd4+ 21. Qxd4 Rxd4 22. Rxe6 Rd7 23. f5 Nb3 24. a4
$13 {Piket,J-Salov,V/Dortmund (7)/1992/}) (12... Ne7 13. a4 Rc8 14. Qe2 cxd4
15. cxd4 Nd6 16. Ba3 fxe4 17. Nxe4 Ndf5 18. Nd6 Nxd6 19. Bxd6 Rf7 20. a5 bxa5
21. Bxe7 Rxe7 22. Ra4 Rf7 23. Qe4 g6 24. Rfa1 $36 {Deze,A-Schlemermeyer,W/
Delmenhorst/1988/}) 13. dxc5 (13. Be3 d6 (13... Nd6 14. exf5 Nxc4 15. Qe2 (15.
Bxc4 Bxc4 16. fxg6 Bxf1 17. Qh5 Qe7 18. Rxf1 hxg6 19. Qxg6+ Qg7 20. Qd3 cxd4
21. cxd4 Qh7 22. Qb5 a6 23. Qb3 Ne7 24. Rf3 $13 {Yusupov,A-Karpov,An (3)/
London cs/1989/}) 15... Nxe3 16. Qxe3 cxd4 17. cxd4 Bxd3 18. Qxd3 exf5 19. d5
Na5 20. Rfe1 Qf6 21. Qb5 Rf7 22. Rad1 Qd6 23. Re5 Qxa3 24. Qe2 $17 {Doering,
T-Komarov,D/Dortmund Op-A (9)/1992/}) 14. d5 Ne7 15. dxe6 Ng7 16. exf5 gxf5 17.
Re1 Qe8 18. Bf2 Rf6 19. Ra2 Rd8 20. Rd2 Bb7 21. Bf1 d5 22. cxd5 Rxd5 23. Re5
Rxd2 24. Qxd2 $13 {Aleksandrov,A-Tunik,G/Smolensk cup/1991/}) 13... Na5 14. Be3
Nxc4 15. Bxc4 Bxc4 16. Re1 (16. Rf2 Nf6 17. Qd4 b5 18. Rd2 Qc8 19. h3 Qb7 20.
Qe5 Rae8 21. Bd4 fxe4 22. Nh5 gxh5 23. Qg5+ Kh8 24. Bxf6+ $16 {Christiansen,
L-Rodriguez,R/Moscow izt/1982/}) 16... fxe4 17. Nxe4 Bd5 18. Qd3 bxc5 19. Nxc5
Nd6 20. Bd4 Rc8 21. Qe2 Nf5 22. Bf2 Rf7 23. c4 Ba8 24. Ne4 $10 {Agrest,
E-Mochalov,E/URS-chT Azov/1991/}) 12... exf5 13. dxc5 bxc5 14. Ng3 (14. Be3 Qa5
15. Ng3 Ne7 16. Re1 g6 17. Bf2 Rf7 18. Nf1 Nf6 19. Nd2 d6 20. Nf3 h6 21. Bh4
Kg7 22. Re6 Qc7 23. Qe2 Neg8 24. Re1 $36 {Ryskin-Mochalov/Minsk Sokol/1985/})
14... g6 15. Be3 Qa5 (15... d6 16. Bxf5 gxf5 17. Qd5+ Rf7 18. Qxc6 Bb7 19. Qa4
Qf6 20. Rfe1 Ng7 21. Qc2 h5 22. Nf1 h4 23. Ra2 h3 24. g3 $15 {Schlenga,
K-Schneider,A/Dortmund op/1988/}) 16. Bxf5 gxf5 17. Qxd7 Qc7 18. Qd5+ Kh8 19.
Qxc5 Qd6 20. Rfd1 Qxc5 21. Bxc5 Rf7 22. Rd5 Ng7 23. Bf2 Rc8 24. Rad1 {Markotic,
G-Masserey,Y/Genf op (1)/1991/0.5 (40)}) (11... f6 12. f5 Qe7 13. Nf4 Qf7 14.
Be3 e5 15. dxe5 Nxe5 16. Be2 Bxc4 17. Bh5 Qe7 18. Re1 Nc7 19. Bf2 Rfd8 20. Qc2
Bf7 21. Bg3 d6 22. Kh1 Bxh5 23. Nxh5 Qf7 24. Qe2 $17 {Dickenson-Karolyi/London
(7)/1987/}) 12. f5 exf5 (12... f6 13. Nf4 cxd4 14. Qh5 exf5 15. exf5 Nd6 16.
Rf3 Qe8 17. Ng6 Bxc4 18. Bf4 Bxd3 19. Rh3 Bxf5 20. Qxh7+ Kf7 21. Rg3 Ne4 22.
Ne5+ {0-1/Timman-Polugaevski/Tilburg/1983/}) 13. exf5 (13. Ng3 fxe4 14. Bxe4 d5
15. Bxd5 Bxc4 16. Bxc4 Nxc4 17. Qg4 cxd4 18. cxd4 Ncd6 19. Bd2 Nf6 20. Qf4 Qd7
21. Bb4 Rfd8 22. Rad1 {0,5/Rajkovic,D-Lau,R/Plovdiv/1983/}) 13... Nf6 (13...
Bxc4 14. f6 Nxf6 15. Bg5 $40) 14. Bg5 h6 15. Bh4 Bxc4 16. Nf4 d5 17. Nh5 Kh7 $8
(17... Re8 18. Bxf6 gxf6 19. Qg4+ Kf8 20. Rae1 $18) 18. Rf3 Rg8 19. Rh3 Bxd3
20. Qxd3 Nc4 21. Rf1 Rc8 22. Bg5 $1 Rc6 (22... hxg5 23. Nxf6#) 23. Nxg7 $1 Kxg7
24. Bxh6+ Kh8 25. Bf8+ (25. Bf8+ Nh7 26. Rxh7+ Kxh7 27. Qh3+ Rh6 28. Qxh6#) 1-0

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.11.27"]
[Round "12"]
[White "Stahlberg, Gideon"]
[Black "Reshevsky, Samuel Herman"]
[Result "1/2-1/2"]
[ECO "E29"]
[Annotator "Ftacnik,L"]
[PlyCount "83"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 O-O $2 (6... b6 $1
7. Bd3 Bb7 8. f3) 7. Bd3 Nc6 8. Ne2 d6 9. e4 Ne8 10. O-O (10. Be3 $143 {
Botvinnik-Reshevsky/Moscow/1948}) 10... b6 11. f4 f5 12. d5 $1 Na5 13. dxe6
Bxe6 14. exf5 Bf7 (14... Bxf5 15. Bxf5 Rxf5 16. Qd3 {/\f5, Sf4-e6}) 15. g4 Nxc4
(15... Bxc4 $4 16. Bxc4+ Nxc4 17. Qd5+ $18) 16. g5 {/\17.g6} Kh8 17. Rf3 d5 18.
Rh3 Bg8 19. Ng3 Ncd6 20. Qh5 $2 (20. f6 $1 Qd7 (20... gxf6 21. Bxh7 Bxh7 22. g6
$18) (20... Ne4 21. Qh5 $1 gxf6 (21... Nxg3 22. hxg3 $40) (21... Qd7 22. Nxe4
g6 23. Qh6 dxe4 24. Bxe4 $18) 22. Nxe4 dxe4 23. Bxe4 Ng7 24. Qf3 fxg5 25. Bxa8
$16) 21. Qh5 gxf6 22. Bxh7 Qxh7 (22... Bxh7 23. g6 f5 24. Qg5 Nf6 25. Nh5 $1
$40) 23. Qg4 $18) 20... c4 21. Bc2 Qe7 22. a4 (22. f6 Qe1+ (22... gxf6 23. Bxh7
Bxh7 24. g6 f5 (24... Ne4 25. Qxh7+ Qxh7 26. Rxh7+ Kg8 27. Nf5) 25. Qd1 Nf6 26.
Qd4 Kg8 27. gxh7+ Kh8) 23. Kg2 Ne4 $2 24. Nxe4 dxe4 25. Re3 $18) 22... Rd8 23.
Nf1 (23. Ba3 $2 Qe3+) 23... Nxf5 24. Ba3 Ned6 25. Ne3 g6 26. Nxf5 Rxf5 27. Qf3
Rf7 28. Bxg6 Rg7 29. Bc2 Qd7 30. Re1 Ne4 $6 31. Rh6 (31. Rh4 $1 Qf5 (31... Re8
$142 32. Bxe4 dxe4 33. Rxe4 Rxe4 (33... Bd5 34. Rxe8+ Qxe8 35. Qxd5 Qe1+ 36.
Kg2 Qxh4 37. Qd8+ Rg8 38. Qf6+ Rg7 39. Bf8) 34. Qxe4 Qxa4 (34... Qd1+ 35. Kf2
Qd2+ 36. Qe2 Qxc3 37. Bb2 $18) 35. Bf8 $1 Qd1+ 36. Kf2 Qd2+ 37. Qe2 Qxc3 38.
Bxg7+ Qxg7 39. f5 $1 Qxg5 40. Qe5+ Qg7 41. f6 Qf7 42. Rxc4 $1) 32. Bxe4 dxe4
33. Qxe4 Rxg5+ $2 34. fxg5 $18) (31. Bxe4 dxe4 32. Rxe4 $2 Bd5 $17) 31... Qf5 {
/\32... Sg5!} 32. Bxe4 (32. Qe3 Qg4+ 33. Kh1 Re8 $1 34. Rg1 Nxg5 $1 35. Rxg4
Rxe3 36. fxg5 Rxc3 37. Bb2 Rxc2 38. Bd4 Rd2 $1) 32... dxe4 33. Qxe4 Rxg5+ $1
34. fxg5 Qxg5+ 35. Qg2 Qxh6 36. Bc1 Qg6 37. Qxg6 hxg6 38. Bg5 Rd7 39. Bf6+ Kh7
40. Re7+ Rxe7 41. Bxe7 Bd5 42. Bd8 1/2-1/2

[Event "Venice"]
[Site "Venice"]
[Date "1949.??.??"]
[Round "13"]
[White "Rossolimo, Nicolas"]
[Black "Golombek, Harry"]
[Result "1-0"]
[ECO "E29"]
[Annotator "Ftacnik,L"]
[PlyCount "43"]
[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 e6 3. Nc3 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 O-O 7. Bd3 d6 8. Ne2
Nc6 9. O-O e5 10. e4 Nh5 $2 (10... b6 11. h3 Ba6 12. f4 exd4 13. cxd4 cxd4 14.
Ng3 Nd7 15. Bb2 Nc5 $15 {Vyzmanavin,A-Chernin,A/USSR (ch) /1984}) (10... Re8
11. Bg5 (11. d5 Na5) (11. Qc2 Qc7 12. f4 Nd7) 11... h6) 11. Be3 $1 (11. f4 Nxf4
) 11... b6 12. f4 exf4 $2 (12... Qe7 13. fxe5 dxe5 14. dxc5 bxc5 15. Qa4 {
/\16.Db5} Bd7 16. Qb5 Nd4 $10) 13. Nxf4 Nxf4 14. Rxf4 Qe7 15. Qh5 $1 {/\16.e5}
g6 (15... f5 $8) 16. Qf3 Bb7 (16... Bd7 $142) 17. Rf6 Nd8 18. d5 $1 Qe5 19. Rf1
Bc8 20. Bh6 Bf5 (20... Re8 21. Rxf7 Nxf7 22. Qxf7+ Kh8 23. Qf8+ Rxf8 24. Rxf8#)
21. Rxf5 gxf5 22. exf5 $1 (22. exf5 $1 Nb7 23. Qg4+ (23. f6 Kh8 24. Bg7+ Kg8
25. Bxh7+ Kxh7 26. Qh3+ Kg6 27. Qh6#) 23... Kh8 24. f6 Rg8 25. Bg7+ Rxg7 26.
Qxg7#) 1-0

[Event "EU-ch 6th"]
[Site "Warsaw"]
[Date "2005.07.01"]
[Round "13"]
[White "Beliavsky, Alexander G"]
[Black "Nisipeanu, Liviu Dieter"]
[Result "0-1"]
[ECO "E29"]
[WhiteElo "2630"]
[BlackElo "2670"]
[Annotator "Ftacnik,L"]
[PlyCount "98"]
[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"]

{[%mdl 2]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3 c5 7.
Bd3 Nc6 8. Ne2 d6 9. e4 e5 10. O-O h6 11. d5 Ne7 12. f3 Ng6 13. Be3 Nh7 14. Qc2
{Beliavsky will try to open up the position for his two bishops, black his
hoping to exploit the permanent weakness of the enemy's pawn structure.} b6 (
14... Bd7 15. a4 (15. g3 Qc8 16. g4 h5 17. gxh5 Nh4 18. Ng3 Qd8 19. Nf5 Ng5 20.
Kh1 Nhxf3 21. Qg2 Bxf5 22. exf5 e4 23. Bxe4 Nxe4 24. Rxf3 {1-0 Agrest,
E-Lugovoi,A/St Petersburg 1992/ (27)}) 15... a5 16. Ng3 b6 17. Qd2 Qf6 18. Bc2
Rfe8 19. Rab1 Rab8 20. Rb2 Rb7 21. Rfb1 Reb8 {1/2-1/2 Balashov,Y-Gurevich,M/
Riga 1985/ (27)}) 15. Kh1 Bd7 16. g3 Qc7 17. f4 exf4 18. gxf4 f5 $2 {[%mdl 256]
Nisipeanu is making a mistake in the most critical moment of the game. With
his pawn move he helps the opening of the position and fuels the white's
attack. After the smart move 18...Nf6! his chances would be very fair.} (18...
Nf6 $1 19. Rae1 Rae8 $15) 19. Rg1 Nh4 (19... fxe4 $2 20. Bxe4 Rae8 21. Bxg6
Rxe3 22. Bxh7+ Kh8 23. Bd3 $18) 20. e5 $1 dxe5 21. fxe5 Ng5 (21... Qxe5 22.
Bxh6 Rf7 23. Rg3 $16) 22. Bxg5 $6 {The position is very interesting and
charged, each move is full of importance. It seems, that white had a chance to
prove the superiority of his concept with the support of his mighty pawn
center after 22.Bf4!} (22. Bf4 $1 Nh3 23. Raf1 Nxg1 (23... Nxf4 24. Rxf4 Qd8
25. e6 $18) 24. Rxg1 Qb7 (24... Nf3 25. e6 Qb7 26. Rf1 Bxe6 27. Rxf3 $18) (
24... Bc6 $5 25. Bxh6 (25. e6 Qb7 26. Rg3 Bxd5+ 27. cxd5 Qxd5+ 28. Kg1 Nf3+ 29.
Kf2 Nxh2 $13) 25... Qxe5 26. Nf4 (26. Rxg7+ Kh8 27. Rg3 Bxd5+ 28. cxd5 Qxd5+
29. Kg1 Rg8 30. c4) 26... Kh7 27. Qf2 gxh6 28. dxc6 Qf6 29. Nd5 Qxc6 30. Qxh4
$18) 25. Bxh6 Rf7 26. e6 $1 (26. Rg3 Kh7 27. Bc1 Rh8 28. Kg1 $18) 26... Bxe6
27. Nf4 Nf3 28. dxe6 Nxg1+ 29. Kxg1 Rff8 30. Bg5 $18) 22... hxg5 23. Rxg5 $2 (
23. e6 $1 Bxe6 24. Rxg5 Qd6 (24... Bc8 25. Rf1 $1 $18) 25. Rf1 Bxd5+ 26. cxd5
Qxd5+ 27. Kg1 Nf3+ 28. Rxf3 Qxf3 29. Rg3 $18) 23... Nf3 24. Rg3 Nxe5 25. Rag1
Rf7 $13 {Beliavsky is not better any more, but due to a great force of
innertia he continues with his attack. The grandmaster from Lvov is a great
fighter and the desire to win will prevent him from looking for the way out in
drawing lines.} (25... Ng4 26. R1g2 Qe5 27. Qd2 Rf7 28. Nf4 $14) 26. Nf4 (26.
Qd2 Qd6 27. Qf4 Re8 $11) 26... Nxd3 27. Nh5 (27. Qg2 Qxf4 28. Rxg7+ Kf8 29.
Rxf7+ Kxf7 30. Qg7+ Ke8 31. Qg8+ Ke7 32. Rg7+ Kd6 33. Rxd7+ Kxd7 34. Qe6+ $11)
27... Ne5 28. Rxg7+ Rxg7 29. Rxg7+ Kf8 30. Qg2 $2 {The balance is definitely
shifting to the defender's side, white could still have got a draw after the
best move 30.Qd2!} (30. Qd2 $1 Nf7 31. Qg2 Qe5 (31... Be8 32. Rg8+ Ke7 33. Rg6
$1 Rd8 34. Qe2+ Kf8 35. Nf6 $18) 32. Rg8+ Ke7 33. Rxa8 Qe1+ 34. Qg1 Qe4+ 35.
Qg2 Qe1+ $11) 30... Ng4 $1 31. Rxg4 (31. Qd2 f4 32. h3 Qe5 33. Rxd7 (33. hxg4
Bxg4 $19) 33... Ne3 $1 $17) 31... fxg4 32. Qf2+ Kg8 33. Qf6 (33. Nf6+ Kg7 34.
Nh5+ Kh6 35. Qf7 Qe5 $19) 33... Be8 34. Qg5+ {In the situation without rooks
white can only dream about perpetual check, but the opponent has enough pieces
at his disposal for averting the threats.} Kf8 35. Nf4 (35. Qh6+ Ke7 36. Qg5+
Kd7 (36... Kd6 37. Qh6+ Kd7 38. Nf6+ Ke7 39. Qg5) 37. Nf6+ Kd8 38. Nxe8+ Qe7
39. Nf6 Kc7 40. Qf4+ Kb7 41. Nxg4 Rf8 $17) 35... Bf7 36. Qf6 Ke8 37. d6 (37.
Qh8+ Ke7 38. Qxa8 Qxf4 $19) 37... Qb7+ 38. Kg1 Qe4 39. d7+ Kxd7 40. Qxf7+ Kc6 {
The fight is definitely over, since the black king can hide to a6 and the
stage will finally be enriched by the black rook.} 41. Qf6+ (41. Nd5 Qe1+ 42.
Kg2 Qe2+ $19) 41... Kb7 42. Nd5 Qe1+ 43. Kg2 Qe2+ 44. Kg1 Qd1+ 45. Kg2 Qf3+ 46.
Qxf3 gxf3+ 47. Kxf3 Rh8 48. Kg3 Ka6 49. Ne7 Re8 0-1

[Event "WchT 6th"]
[Site "Beersheba"]
[Date "2005.11.05"]
[Round "5.3"]
[White "Ni, Hua"]
[Black "Mchedlishvili, Mikheil"]
[Result "1-0"]
[ECO "E29"]
[WhiteElo "2603"]
[BlackElo "2564"]
[Annotator "Gavrikov,V"]
[PlyCount "73"]
[EventDate "2005.11.01"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ISR"]
[SourceTitle "CBM 110"]
[Source "ChessBase"]
[SourceDate "2006.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2006.01.31"]
[SourceQuality "1"]
[WhiteTeam "China"]
[BlackTeam "Georgia"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "GEO"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 {This variation is a rarity in modern
tournament practice because it is not easy for White to create any real
threats on the kingside in compensation for the weaknesses in his pawn
structure.} Bxc3+ 5. bxc3 c5 6. e3 b6 ({More common move order is} 6... Nc6 7.
Bd3 O-O 8. Ne2 b6 9. e4 Ne8) 7. Bd3 Nc6 ({The idea of 6...b6 is to continue} 
7... Bb7 8. f3 Nc6 9. Ne2 O-O 10. e4 Ne8 {e.g.} 11. Be3 (11. O-O $143 Rc8 12.
f4 f5 13. d5 Na5 14. e5 d6 $1 15. dxe6 Qe7 $15 {1-0 Ostermeyer,P-Botterill,G/
Dresden 1969/EXT 2003 (38)}) 11... d6 12. O-O Na5 13. Ng3 Qd7 14. f4 f5 15. d5
g6 16. Re1 exd5 17. cxd5 fxe4 18. Bxe4 Nf6 19. Bf3 $13 {1/2-1/2 Meulders,
R-Ionescu,C/Dubai 1986/TD (60)}) 8. Ne2 {Now the game transposes to the main
line.} ({Deserves attention} 8. e4 d6 9. Ne2 e5 10. O-O O-O (10... cxd4 11.
cxd4 exd4 12. Bb2) 11. d5 Na5 12. Ng3 Ne8 13. f4 f6 14. Ra2 Ba6 15. Qe2 Qd7 16.
a4 $14 {1-0 Gligoric,S-Osmanagic,D/Sarajevo 1962/MCD (39)}) 8... O-O 9. e4 Ne8
{[%cal Gc8a6,Gc6a5,Ge8d6] Avoiding the possible pin after Bg5 and at the same
time planning to attack the c4-pawn by Nd6 later.} 10. O-O ({Not dangerous for
Black is} 10. Be3 {in view of} Ba6 $1 11. Ng3 (11. dxc5 Ne5 12. cxb6 axb6)
11... Na5 12. Qe2 Rc8 13. d5 Qh4 $5 ({also good is} 13... Nd6 $5 14. e5 Ndxc4
15. Qh5 g6 16. Qh6 f5 17. Bg5 Qe8 18. d6 Bb7 {0-1 Mileika,J-Koblencs,A/Riga
1962/EXT 2003 (34)}) 14. O-O Nd6 15. Rad1 f5 $5 (15... Bxc4 16. f4 $13) 16.
dxe6 dxe6 $1 (16... f4 $2 17. exd7 Rcd8 18. e5) 17. exf5 exf5 18. Qf3 Bb7 $5 (
18... f4 19. Qd5+ Nf7 20. Nf5 Qf6 21. Qe4 $5 $13) 19. Qf4 Qf6 $132 {0-1 Geller,
E-Smyslov,V/Amsterdam 1956/Candidates/[ChessBase] (56)}) 10... Ba6 11. f4 f6 $5
({More popular is} 11... f5 {e.g.} 12. exf5 ({the continuation} 12. Ng3 g6 13.
Be3 cxd4 (13... Nd6) 14. cxd4 d5 15. cxd5 Bxd3 16. Qxd3 fxe4 17. Qxe4 Qxd5 18.
Qxd5 exd5 {leads to the pleasant ending for Black}) 12... exf5 13. dxc5 bxc5
14. Be3 d6 15. Ng3 g6 16. Bxf5 gxf5 17. Qd5+ Rf7 18. Qxc6 Bxc4 (18... Bb7 19.
Qa4 h5 20. Rab1 Ng7 {1-0 Pedersen,N-Schandorff,L/Horsens 2003/CBM 095 (55)} 21.
Rfd1 h4 22. Nf1 $13) 19. Rfe1 Qc8 20. Qf3 Rb8 $11 {1/2-1/2 Tisdall,J-Kudrin,S/
Gausdal 1983/MCD (28)}) 12. e5 ({White has not enough for the pawn after} 12.
f5 Nd6 $5 13. Rf3 (13. fxe6 dxe6 14. Nf4 Qe7) 13... cxd4 14. cxd4 Bxc4 15. a4
Bxd3 16. Qxd3 {1/2-1/2 Halkias,S-Izoria,Z/Athens 2003/CBM 098 (33)} exf5 17.
exf5 Re8 $15) 12... Rc8 13. Qc2 $146 {A new try.} ({The alternatives are clear
in Blackґs favour:} 13. d5 Na5 14. Ng3 Bxc4 15. Bxc4 Nxc4 16. dxe6 dxe6 17. Qb3
Qd5 $1 18. Rd1 Na5 19. Qxd5 exd5 {0-1 Aleksandrov,A-Supatashvili,K/Batumi 2001/
EXT 2002 (84)} 20. Rxd5 $140 Nc7 21. Rd7 fxe5 22. fxe5 Nc4 $17) (13. Be3 Na5
14. dxc5 bxc5 15. Qa4 d5 16. exd6 Nxd6 17. Rfd1 Qc7 $17 {0-1 Jugow,A-Biebinger,
G/Bad Wiessee 2003/CBM 094 ext (52)}) 13... f5 $6 ({Not} 13... cxd4 $2 14.
Bxh7+ Kh8 15. Rf3 $40) ({but for the evaluation of Whiteґs novelty critical is
the reply} 13... g6 $5 {intending to meet} 14. Rf3 {with} fxe5 (14... Na5 $6
15. Bxg6 $1 hxg6 16. Qxg6+ Ng7 17. Rh3 {gives White a strong attack}) 15. dxe5
(15. fxe5 $143 Rxf3 16. gxf3 d6 17. exd6 Qxd6 {[%csl Rc4,Rd4]}) 15... d6 {
and after} 16. Bxg6 $5 (16. exd6 Qxd6 {[%csl Rc4]}) 16... hxg6 17. Qxg6+ Ng7
18. Rh3 {Black has the following possibilities:} Ne7 $5 (18... Qe7 $2 19. Ng3
dxe5 20. Ne4 {/\ Ng5}) (18... dxe5 19. Qh7+ Kf7 20. Rg3 Qd1+ (20... Rg8 $6 21.
Be3 Ne7 22. fxe5 Bxc4 (22... Nef5 23. Bh6 $1) 23. Rf1+ Nef5 24. Bh6 Qf8 (24...
Bxe2 $2 25. Bxg7 $1) 25. Rxf5+ exf5 26. Rg6 Ke8 27. Bxg7 Rc7 (27... Qe7 28. Ng3
) 28. Qh5 Bxe2 29. Bxf8 Bxh5 30. Rxg8 $16) 21. Kf2 Bxc4 (21... Rg8 $2 22. Qg6+
Ke7 23. Rd3 $1 Qa4 24. fxe5 $40) 22. Rxg7+ Ke8 23. Qh5+ Kd8 24. Qg5+ Ke8 25.
Qh5+ {with perpetual check}) 19. Qh7+ Kf7 20. Rg3 Rg8 (20... Nef5 21. Rxg7+ $1
Nxg7 22. f5 dxe5 23. Bh6 Ke8 (23... Qf6 $4 24. Bxg7 Qxg7 25. fxe6+ $18) 24.
Bxg7 Rxf5 25. Qg6+ Ke7 26. Ng3 Rf7 27. Ne4 Qg8 28. Qg5+ Kd7 29. Nf6+ Rxf6 30.
Qxf6 Bxc4 $11) 21. f5 Nexf5 22. Bh6 $1 Qf8 (22... Nxg3 $2 23. hxg3) 23. Rf1
Bxc4 24. exd6 Ke8 25. Rxf5 exf5 26. Bxg7 Qf7 (26... Qxd6 $2 27. Re3+ Kd8 28.
Qh4+ Kd7 29. Qxc4 Rxg7 30. Rd3 $18) 27. Re3+ Be6 28. Qh6 Kd7 29. Nf4 (29. Be5
$2 Bd5 30. Nf4 Be4 $17) 29... Rxg7 30. Nxe6 Rg6 31. Nf8+ Rxf8 32. Re7+ Kxd6 33.
Rxf7 Rxh6 34. Rxf8 Ke5 $15) 14. d5 Na5 15. d6 $5 {Now black knight on e8 is
out of play.} ({However was not necessary to sacrifice a pawn because White
could play} 15. Rd1 $5 Qe7 $140 16. d6 Qh4 17. Qa4 Bb7 18. Ng3 (18. Qxd7 $4 Qg4
) 18... Bc6 19. Qc2 $14) 15... Bxc4 16. Bxc4 Nxc4 17. Qd3 b5 $6 {Weakens the
pawn on c5 and allows White to open a-file.} (17... Na5 $142 $13) 18. a4 a6 19.
axb5 axb5 20. Ra7 (20. Be3 $142 $5 Qb6 21. Bf2 $44) 20... Ra8 21. Rb7 $2 {
[%csl Rb7]} (21. Rxa8 $8 Qxa8 22. Be3 Qc6 23. Nc1 g5 24. Nb3 gxf4 25. Bxf4 Ng7
26. Qe2 $13) 21... Rb8 $2 ({Missing a chance to punish White for his mistake by
} 21... Ra5 $1 22. Rd1 (22. Qb1 $2 Nexd6 23. exd6 Nxd6 $19) 22... Qc8 23. Qf3
g5 (23... Rf7) 24. g3 g4 25. Qg2 Rf7 {followed by Qa8.}) 22. Rxb8 Qxb8 23. Be3
Qb6 24. Nc1 $1 {[%csl Rc5][%cal Gc1b3] This manoeuvre had obviously not been
taken into account by Black.} g5 25. Nb3 gxf4 26. Bxc5 Qc6 27. Bd4 Ng7 28. Qf3
$1 {The exchange of queens puts Black in hopeless situation because he is
unable to defend the pawn on d7.} Qxf3 29. gxf3 {[%csl Rd7,Rg7][%cal Gb3c5]}
Rc8 30. Ra1 ({Certainly not} 30. Nc5 $2 Nxe5) 30... Kf7 31. Ra7 Ke8 32. Kf2 Nh5
33. Ke2 Nb2 34. Nc5 Rd8 35. Nxe6 $1 {The decisive blow.} dxe6 36. Re7+ Kf8 37.
Rxh7 (37. Rxh7 Kg8 38. Rxh5 Kg7 39. Rg5+ Kf7 40. h4 Nc4 41. h5 Rh8 42. Rg6 Rxh5
43. Rf6+ Ke8 44. Rxe6+ Kd8 45. Re7 Rh2+ 46. Bf2 Rh6 47. e6 Nxd6 48. Rd7+ $18)
1-0

[Event "Bonn GSK-2"]
[Site "Bonn"]
[Date "1995.??.??"]
[Round "4"]
[White "Gurevich, Mikhail"]
[Black "Jackelen, Thomas"]
[Result "1-0"]
[ECO "E29"]
[WhiteElo "2585"]
[BlackElo "2405"]
[Annotator "Gurevich,M"]
[PlyCount "65"]
[EventDate "1995.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[EventCategory "7"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 O-O (6... Nc6 7. Bd3
d6 8. Ne2 $5) 7. Bd3 Nc6 8. Nf3 d6 9. e4 e5 10. d5 Ne7 11. g3 $5 {[/\12.Nh4,13.
f4]} (11. Nh4 Ng6 12. Nxg6 (12. Nf5 $6 Bxf5 13. exf5 Nh4 14. O-O e4 $15) 12...
fxg6 $5 {(/\13...Nh5<=>)}) 11... h6 (11... Bh3 $6 12. Ng5 {[/\13.f4]}) 12. Nh4
Nh7 (12... Ng6 13. Ng2 $5 {(/\14.0-0,15.f4->>>)}) 13. Qc2 Bh3 14. f4 $5 exf4
15. e5 f5 $6 (15... Ng6 $5 16. Nxg6 fxg6 17. e6 (17. Bxg6 Ng5 $132 18. e6 $6
fxg3 $5 (18... f3 19. Be3 Bg2 20. O-O-O $36) 19. hxg3 Nf3+ 20. Ke2 Bg4 $36)
17... Bf5 18. Bxf4 Bxd3 19. Qxd3 g5 20. Be3 $13) 16. e6 g5 17. Nf3 Bg4 (17...
Ng6 $2 18. Ng1 Bg4 19. h3 Bh5 20. g4 $16) 18. Qg2 $5 {[/\19.gxf4]} fxg3 19.
hxg3 Kg7 20. a4 $5 {[/\21.Bd2,22.0-0-0->>>]} (20. Nh2 $6 Bh5 21. g4 Bg6 22.
gxf5 Bxf5 $15) (20. Bd2 b5 $1 $132) 20... Ng6 21. Bd2 Qf6 (21... Ne5 $6 22.
Nxe5 dxe5 23. Qh2 $1 (23. Be2 Nf6 $15) 23... Qf6 24. Be2 Bxe2 25. Qxe2 $14 {
(/\26.g4)} e4 26. g4 fxg4 27. O-O-O Qf3 28. Qh2 $36) (21... Bxf3 22. Qxf3 Ne5
23. Qe2 Nxd3+ 24. Qxd3 Qf6 25. O-O $5 {(/\26.Rf2,27.Raf1)}) 22. O-O-O a6 (22...
Ne5 23. Nxe5 dxe5 (23... Bxd1 24. Nd7 $36) 24. Be2 $14 (24. Rdf1 $5)) (22... b5
$5 23. Rdf1 $5 (23. axb5 a6 $132) (23. cxb5 c4 $132) 23... bxc4 24. Bc2 {
(/\25.Nh2|^>>)}) 23. Rdf1 h5 (23... Bxf3 24. Qxf3 Ne5 25. Qxf5 $16) 24. Nh2 Ne5
25. Bc2 $1 Qg6 (25... Nxc4 26. Nxg4 hxg4 27. Rxf5 $18) 26. Nxg4 hxg4 (26...
Nxg4 27. Qh3 $16) 27. Qh2 $1 $40 {[/\28.Qh5]} Nxc4 $6 (27... Nf3 28. Rxf3 $1
gxf3 29. g4 $40) (27... Rae8 28. Bxf5 $5 Rxf5 29. Qxh7+ Qxh7 30. Rxh7+ Kxh7 31.
Rxf5 Nxc4 32. Rxg5 $16) 28. Qh5 Ne5 $6 (28... Nxd2 29. Kxd2 Rae8 30. Qxg6+ (30.
Rf2 $5) 30... Kxg6 31. Rh2 $16 {(/\32.Rfh1)}) (28... b5 $5 29. Rf2 $36) (28...
Ne5 {[#]}) 29. c4 $1 $18 {[/\30.Bc3,Rf1-f2-h2]} Nf3 30. Bc3+ Nf6 31. Bxf5 $1
Qxh5 (31... Qxf5 32. Qh6+ Kg8 33. Qh8#) 32. Rxh5 b5 33. Rfh1 1-0

[Event "FIDE-Wch k.o."]
[Site "New Delhi/Teheran"]
[Date "2000.12.02"]
[Round "2.6"]
[White "Gulko, Boris F"]
[Black "Chernin, Alexander"]
[Result "1-0"]
[ECO "E29"]
[WhiteElo "2643"]
[BlackElo "2572"]
[Annotator "Hecht,H"]
[PlyCount "105"]
[EventDate "2000.11.27"]
[EventType "k.o."]
[EventRounds "7"]
[EventCountry "IND"]
[SourceTitle "CBM 081"]
[Source "ChessBase"]
[SourceDate "2001.03.20"]
[SourceVersion "1"]
[SourceVersionDate "2001.03.20"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 c5 5. Bd3 Nc6 6. a3 Bxc3+ 7. bxc3 d6 8. Ne2
e5 9. O-O h6 10. Ng3 O-O 11. d5 Ne7 12. f4 exf4 13. exf4 Re8 14. f5 Kh8 15. Bf4
Neg8 16. h3 Qc7 17. Qd2 Bd7 18. Rae1 a6 19. Kh2 b5 20. Rxe8 Rxe8 21. Re1 Rxe1
22. Qxe1 bxc4 23. Bxc4 Bb5 24. Ba2 c4 25. Ne4 Nxd5 26. Bxd6 Qd7 27. Bg3 Qxf5
28. a4 Bxa4 29. Bxc4 Bc6 30. Nd6 Qe6 31. Qf2 Ngf6 32. Qc5 Bd7 33. Bxa6 Ne3 34.
Nxf7+ Qxf7 35. Qxe3 Bc6 36. Qc5 Qe8 37. Qe5 Qg6 38. Be2 Ne4 39. Bh5 Qxg3+ 40.
Qxg3 Nxg3 41. Kxg3 {[#] Saubere Verwertung des freien Mehrbauern bei starkem
Raumvorteil} Kg8 (41... g5 42. c4 Kg7 43. Bf3 Ba4 44. c5 Kf6 45. c6 Ke7 46. Kg4
Kf6 47. Kh5 Kg7 48. c7 Be8+ 49. Kg4 Bd7+ 50. Kg3 Bc8 51. Bg4 $18) 42. c4 Kf8
43. Bf3 Bd7 44. Kf4 Ke7 45. Ke5 Ba4 46. h4 Bd7 47. g3 Ba4 48. c5 Kd7 49. Kf5 {
[%cal Rf5g6]} Ke7 50. Be4 Be8 51. Ke5 Bh5 52. c6 Be2 (52... Be8 53. c7 Kd7 54.
Bc6+ $18) 53. Bf5 1-0

[Event "Candidates sf1"]
[Site "London"]
[Date "1989.??.??"]
[Round "6"]
[White "Jussupow, Artur"]
[Black "Karpov, Anatoly"]
[Result "0-1"]
[ECO "E29"]
[WhiteElo "2610"]
[BlackElo "2755"]
[Annotator "Jussupow,A"]
[PlyCount "121"]
[EventDate "1989.10.??"]
[EventType "match"]
[EventRounds "8"]
[EventCountry "ENG"]
[SourceTitle "Candidates"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 {Artur Yusupov} Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. a3 Bxc3+
7. bxc3 Nc6 8. Ne2 b6 9. e4 Ne8 10. O-O Ba6 11. f4 f5 12. Ng3 g6 13. Be3 Nd6 $1
14. exf5 Nxc4 $1 $10 {N;14...gf 15.Qe2+/=; 14...ef 15.dc+/=} 15. Bxc4 Bxc4 16.
fxg6 {16.Re1 gf 17.dc=} Bxf1 17. Qh5 $1 {/\Rf1} (17. gxh7+ Kh8 18. Qxf1 cxd4
19. cxd4 Qf6 20. Rd1 d5 $17) 17... Qe7 18. Rxf1 hxg6 {18...cd!? 19.cd hg} 19.
Qxg6+ Qg7 20. Qd3 {20.Qg7!? Kg7 21.dc bc 22.Bc5 Rf7~/=} (20. Qe4 cxd4 21. cxd4
Rae8 $15 {21...Qh7 22.f5|^}) 20... cxd4 21. cxd4 Qh7 $15 22. Qb5 {22.f5?! Ne7-/
+ ;22.Ne4? d5-+} a6 $1 23. Qb3 {23.Qb6? Qd3-/+} Ne7 (23... Na5 $5 24. Qxb6 Qd3
25. Rf3 Nc4 26. Qc5 Nxe3 27. Qg5+ Kf7 28. f5 Qd1+ 29. Nf1 Qxf3 30. Qg6+ Ke7 31.
Qh7+ Rf7 32. Qh4+ Kd6 33. gxf3 Rg8+ $17) 24. Rf3 Rac8 25. Qxb6 Rc6 {25...Nd5
26.Qd6<=>} 26. Qa5 Nd5 $17 27. Nf1 Qf5 $6 {/\Ne3;27...Qb1!?|^} 28. Qe1 $1 Rb8
29. Qh4 Kf7 30. h3 Rc3 31. Kh2 $138 Rg8 $17 (31... Rbb3 32. Qd8 Nxe3 33. Qxd7+
$10) 32. Ng3 Qf6 33. Qh5+ Qg6 $138 34. Qe5 Qg7 35. Qd6 $6 {35.Qe4 Nf6 36.Qb7-/+
} Ke8 $1 (35... Rxe3 36. Rxe3 {36.Qd7? Kg6 37.f5 Kh6-+} Nxe3 37. Qxd7+ $10) 36.
f5 Qe7 $2 (36... Rxe3 37. Rxe3 {37.f6 Qg3!!-+} Nxe3 38. Qb8+ Kf7 39. fxe6+ Kxe6
40. Qb3+ Nd5 $19) 37. Qb8+ Qd8 38. Qe5 Qc7 $2 {38...Qf6=} 39. Qxc7 $2 {39.f6!+-
} Rxc7 40. fxe6 dxe6 {40...Rc3!?-/+} 41. Ne4 Rc2 42. Bd2 a5 $1 {42...Kd7 43.g4}
43. Rb3 {43.g4 Rf8-/+} Kd7 44. Rb5 {44.g4!?} Ra8 $2 (44... Ne3 $1 45. Nf6+ {
45.Be3? Rgg2 46.Kh1 Rh2 47.Kg1 Re2-+} Kc6 46. Rc5+ Rxc5 47. Bxe3 Rc3 48. Nxg8
Rxe3 49. h4 Kd7 $17) 45. a4 $1 {45.Ba5? Kc6 46.a4 Rc4-/+} Kc6 46. h4 Rc4 47.
Rc5+ Rxc5 48. dxc5 $16 Nb4 $5 49. h5 {49.g4!?+/-} Kd5 50. Nf6+ Ke5 51. Bc3+ Kf4
52. g4 {52.Kh3 Rd8<=>} Rd8 53. h6 Kg5 54. h7 Kg6 55. Kg3 $14 Nc6 56. Kf4 Kg7 {
>=57.Ke4+/=} 57. g5 $10 Rd3 58. Be5 Rd1 59. g6 $4 {59.Bd6=} Rf1+ $19 60. Kg5
Nxe5 {60...Rf5-+} 61. Nh5+ {61...Kh8 62.Kh6 Ng4-+ Artur Yusupov} 0-1

[Event "URS-ch51 First League"]
[Site "Tallinn"]
[Date "1983.12.??"]
[Round "?"]
[White "Balashov, Yuri S"]
[Black "Gavrikov, Viktor"]
[Result "1-0"]
[ECO "E29"]
[WhiteElo "2540"]
[BlackElo "2470"]
[Annotator "Kharitonov,A"]
[PlyCount "51"]
[EventDate "1983.12.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URS"]
[EventCategory "9"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. a3 Bxc3+ 7. bxc3 O-O 8.
Nf3 $5 d6 9. e4 Qa5 $6 (9... e5 10. d5 Ne7 11. h3 Ng6 (11... Ne8 $5 12. g4 Ng6
$13) 12. g3 h6 13. Be3 Nh7 14. Qd2 Qa5 $6 (14... f5 $142 15. exf5 Bxf5) 15. Qc2
Qc7 16. Ke2 Ne7 17. Rag1 f5 18. exf5 Bxf5 19. g4 $1 Bxd3+ 20. Qxd3 $14 {
Balashov,Y-Novikov,I/Volgograd/1985/1:0 (42)}) 10. Bd2 e5 11. O-O h6 (11... Bg4
12. d5 Ne7 13. h3 Bh5 14. g4 Bg6 15. Bg5 $1 Qxc3 16. Bxf6 gxf6 17. Nh4 $16) 12.
Ne1 Qd8 13. d5 Ne7 14. Nc2 Bd7 (14... Ne8 15. Ne3 f5 16. exf5 Nxf5 17. f4 $1
$16) 15. Ne3 $16 (15. f4 exf4 16. Bxf4 Bg4 17. Qd2 Ng6 $13) 15... Qc8 (15...
Ng6 16. Nf5 Qc7 17. g3 $14) 16. a4 $5 (16. f3 Ne8 17. Nf5 Nxf5 18. exf5 $14)
16... Ng4 17. Nxg4 Bxg4 18. f3 Bd7 (18... Bh5 19. Qe1 Bg6 20. f4 exf4 (20... f6
21. f5) 21. Bxf4 Qd7 22. Qg3 Rad8 23. e5 $16) 19. f4 $1 exf4 $2 (19... f6 $142
20. f5 $16) 20. Bxf4 Qb8 $8 (20... Qc7 21. e5 dxe5 22. d6 $18) 21. Qh5 Ng6 (
21... f6 22. Rf3 Be8 23. Qg4) 22. Bxh6 $1 gxh6 23. e5 $1 $18 Nxe5 (23... dxe5
24. Rf6 Be8 25. Qxh6 Qd8 26. Raf1 $18) (23... Kg7 24. e6 Be8 25. exf7 Bxf7 26.
Rxf7+ Rxf7 27. Qxg6+ Kf8 28. Re1 Qd8 29. Qxh6+ Kg8 30. Re3 Rg7 31. Qe6+ $18)
24. Rf6 $1 Rc8 (24... Nxd3 25. Rxh6) (24... Ng4 25. Rxh6 Nxh6 26. Qg5+ Kh8 27.
Qxh6+ Kg8 28. Qh7#) 25. Rxh6 f5 (25... Kf8 26. Qg5 $18) 26. Qg5+ (26. Qg5+ Kf8
27. Qf6+ Nf7 28. Rh8#) 1-0

[Event "EU-ch 11th"]
[Site "Rijeka"]
[Date "2010.03.06"]
[Round "1"]
[White "Jobava, Baadur"]
[Black "Neubauer, Martin"]
[Result "1-0"]
[ECO "E29"]
[WhiteElo "2695"]
[BlackElo "2465"]
[Annotator "Marin,M"]
[PlyCount "71"]
[EventDate "2010.03.06"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CRO"]
[SourceTitle "CBM 136"]
[Source "ChessBase"]
[SourceDate "2010.05.18"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.18"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 O-O 7. Bd3 Nc6 8.
Ne2 b6 9. e4 Ne8 {One of the oldest tabyia of the Nimzo Indian. White has
spent a tempo on a2-a3, allowing his structure to be spoilt at the same time,
in order to consolidate the d4-square and get the bishop pair and a massive
centre. We can expect a race between Black's setting up the pressure against
the c4-pawn and White's kingside attack.} 10. O-O ({It is interesting to
compare the following classical example with our main game:} 10. Be3 d6 11. O-O
Na5 12. Ng3 Ba6 13. Qe2 Qd7 14. f4 f5 15. Rae1 g6 16. Rd1 Qf7 17. e5 Rc8 18.
Rfe1 dxe5 19. dxe5 Ng7 20. Nf1 Rfd8 21. Bf2 Nh5 22. Bg3 Qe8 23. Ne3 Qa4 $15 {
Botvinnik,M-Reshevsky,S/Den Haag/Moscow 1948/MainBase (0-1, 42). With the
d-file open, White has no chances to regroup for the kingside attack, while
maintaining stability on the queenside is likely to become quite a problem
soon.}) 10... Ba6 11. Ng3 $5 {A sharp continuation, weakening the defence of
the centre, but speeding up the kingside attack.} ({The main continuation is
supposed to be} 11. f4 f5 12. Ng3 g6 13. Be3 Nd6 {, when Black more or less
manages to keep an equilibrium between defence and counterattack, see for
instance Jussupow,A (2610)-Karpov,A (2755)/London 1989/Candidates/[Jussupow] 
(0-1, 61) After the text move, Black cannot transpose to the game above
anymore. Obviously, ...g6 makes little sense with the c1-h6 diagonal open,
while other moves tend to deviate from the desired setup.}) 11... Rc8 {A
neutral developing move. Alternatively, Black can initiate immediate
counterplay against d4 or c4, with the risk of opening the position too soon.}
(11... cxd4 12. cxd4 Nxd4 13. Bb2 Nc6 14. e5 $44 {One simple look at the
position is enough to understand that White has strong compensation for the
pawn. His bishops are very active and the e8-knight stands in the way of its
colleagues.} f5 (14... Qh4 15. Ne4 h6 16. Re1 $1 {The start of a slow, but
very dangerous attacking plan, based on Re3-g3.} Rd8 17. Re3 d5 {This attempt
at counterplay makes things even worse.} 18. exd6 f5 19. g3 Qg4 20. Qxg4 fxg4
21. Rd1 $16 {Golovlev,N (2336)-Melkumyan,H (2534)/Alushta 2008/CBM 124 Extra 
(1/2, 79)}) 15. exf6 Nxf6 16. Nh5 Qe7 17. Re1 e5 18. Ng3 Qc5 19. a4 Bb7 20. Qd2
Nd4 21. Rxe5 $5 Qxe5 22. Bxd4 Qe6 23. f3 Rae8 24. Nf5 {Berczes,D (2514)-Wells,
P (2516)/Hinckley Island 2008/CBM 127 Extra (1-0, 27). Despite the extra
exchange, Black is in a very dangerous situation.}) (11... Na5 12. f4 Bxc4 ({
It is interesting to follow the way Botvinnik reacted to this plan. We should
take into account that he was a Saemisch specialist himself...} 12... f5 13.
exf5 cxd4 14. cxd4 Bxc4 15. a4 exf5 16. Ba3 Rf7 17. Nxf5 d5 18. Re1 Bxd3 19.
Qxd3 Nc4 20. Ne7+ Kh8 21. Nc6 Qf6 22. Ne5 Rc7 23. Qf3 $14 {Averbakh,
Y-Botvinnik,M/Moscow 1955/EXT 2001 (1/2, 40). Although Black has more or less
stabilised the position, he clearly is struggling.}) 13. Bxc4 Nxc4 14. f5 cxd4
15. cxd4 f6 16. Rf4 Qe7 17. Rh4 $5 {From the two possible ways of creating
threats along the h-file, this is the least committal and should be preferred.}
(17. Qh5 {is slightly premature:} exf5 18. Nxf5 Qf7 19. Qh3 Ned6 20. Nxd6 Nxd6
21. e5 Nc4 22. exf6 gxf6 23. Rh4 Kh8 24. Bf4 Rae8 $132 {Berczes,D (2513)-Socko,
B (2631)/Gibraltar 2009/CBM 128 Extra (1/2, 110)}) 17... Rf7 18. Qh5 h6 19. Qg6
Kh8 20. e5 $40 {Berczes,D (2514)-Csonka,A (2275)/Szombathely 2009/ (1-0, 40)})
12. f4 f6 {Since the f5-square is not sufficiently well controlled, Black has
to content himself with this restrained defence.} 13. e5 $146 {Jobava must
have had his reasons for choosing this move order.} ({In view of the
improvement suggested for Black on the 15th move, I find that} 13. d5 Na5 14.
Qe2 {is more accurate.} Qe7 15. e5 f5 16. d6 Qd8 17. a4 g6 {Berczes,D (2453)
-Zhigalko,S (2568)/Plovdiv 2008/CBM 124 (0-1, 51). White is two tempi up
compared with the main game.}) 13... f5 14. d5 Na5 15. Qe2 g6 $6 {Too slow.} (
15... Nb3 $6 {does not bring the desired relief:} 16. Rb1 Nxc1 17. Rbxc1 {
White has got rid of his passive bishop and threatens d6 as in the main game.}
d6 $6 18. dxe6 g6 19. exd6 Qxd6 20. Rcd1 Qc6 21. Rfe1 $16 {Once the c1-bishop
has dissapeared and the pressure against the c4-pawn has been weakened, White
has no problems of coordination any more.}) ({I find} 15... d6 $1 {[%cal Gg7g6,
Ge8g7] essential for keeping Black in the game. The position is very
comlicated and both sides should refrain from releasing the tension for the
time being.} 16. dxe6 $6 g6 17. exd6 (17. Nxf5 gxf5 18. g4 {can be answered
with} Rc7 {[%cal Gc7g7] White's attack still needs a bigger head of steam.})
17... Qxd6 18. Re1 Ng7 {The e6-pawn is as good as lost and White risks being
left with just weaknesses.}) 16. d6 $1 {A strong move, cutting Black's
position into two parts that can communicate only along the back rank.
Although Black has no obvious weaknesses, his position is very passive.} Ng7
17. Ra2 Rb8 18. a4 Qc8 19. Rf3 Kf7 20. Nf1 Rh8 21. Rh3 Qc6 22. Ne3 Rbg8 23. Rh6
$16 {[%cal Ge2e1,Gh2h3,Gg2g4,Ge1h4]} Nh5 $2 24. Rxh5 $1 $18 {With the 3
important pieces isolated on the queenside, Black cannot put up any resistance
to this attack.} gxh5 (24... Nb3 25. Qe1 $1 {[%csl Ge7,Gf6][%cal Ge1h4]} gxh5 (
25... Nxc1 26. Qh4 $18) 26. Qh4 Rg6 27. Bxf5 $18) 25. Qxh5+ Rg6 (25... Kf8 26.
Qh6+ Ke8 27. Qf6 $18) 26. Nxf5 exf5 27. Bxf5 Qc8 (27... Kg7 28. Qh4 $18) 28.
Be4 $18 {[%cal Gf4f5,Ge4d5,Ga2f2]} Bb7 29. Bxb7 Qxb7 30. f5 Qe4 31. fxg6+ hxg6
32. Rf2+ Kg7 33. Qg5 Qh4 34. e6 dxe6 35. Qe5+ Kg8 36. Qxe6+ 1-0

[Event "FIDE-Wch k.o."]
[Site "Moscow"]
[Date "2001.11.30"]
[Round "2.2"]
[White "Milov, Vadim"]
[Black "Polgar, Judit"]
[Result "1-0"]
[ECO "E29"]
[WhiteElo "2602"]
[BlackElo "2686"]
[Annotator "Milov,V"]
[PlyCount "107"]
[EventDate "2001.11.27"]
[EventType "k.o."]
[EventRounds "7"]
[EventCountry "RUS"]
[SourceTitle "CBM 086"]
[Source "ChessBase"]
[SourceDate "2002.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2002.02.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3 c5 7. Bd3 Nc6 8.
Ne2 b6 9. e4 Ne8 10. O-O Ba6 11. f4 f5 12. d5 Na5 13. e5 Bxc4 14. Bxc4 Nxc4 15.
d6 {><Ng7} b5 $5 (15... Qc8 {-81/438}) 16. a4 a6 17. Qd3 g6 18. axb5 (18. Be3
Nb2 19. Qc2 Nxa4 20. c4 Qc8 (20... Ng7 21. Rfb1 Rb8 22. cxb5 axb5 23. Bxc5 Qa5
24. Bd4 $13) 21. Rfc1 Qc6 $17) 18... axb5 19. Be3 Rxa1 20. Rxa1 Qb6 21. Nc1 Ng7
22. Nb3 Rc8 (22... Nxe3 23. Qxe3 Rc8 24. h3 $1 {/\Kh2, Rc1, c3-c4+/-} (24. Rc1
{(><c5; /\25.c4 b426.Ra1 /\ 27.Ra5)} Qa6 25. c4 b4 26. Qd3 Ra8 27. Nxc5 Qb6 28.
Qd4 Ra2 29. Nb3 Qb7 30. Nd2 b3 31. Rb1 b2 32. Qc3 $14)) 23. Bf2 (23. Bxc5 Rxc5
24. Nxc5 Qxc5+ 25. Qd4 Qc8 $8 (25... Qc6 26. Qa7 (26. Ra7 Ne8) 26... Ne8 27.
Qb8 Kf8 28. Ra8 $18) 26. Qa7 Ne8 27. Qa8 (27. Kh1 Kf7) 27... Qc5+ 28. Kh1 Kf8
29. Qd8 Ncxd6 30. exd6 Qxd6 $11) (23. Qe2 Nh5) 23... Nb2 (23... Nh5 24. Qf3 $36
) 24. Qc2 Na4 25. c4 Qb8 (25... Rb8 26. Nc1 $1 (26. Nd2 Ra8) (26. cxb5 Qxb5 27.
Nxc5 Nxc5 28. Qxc5 Qxc5 29. Bxc5 Kf8 $11) 26... Ra8 27. Nd3 Ra5 28. Qa2 $1 bxc4
29. Nxc5 $18) (25... bxc4 26. Qxc4 Rb8 27. Qxa4 Qxb3 28. Qxd7 $18) 26. Nd2 (26.
cxb5 Qxb5 (26... c4 27. Nd4 $16) 27. Nd4 Qb7 28. Qxa4 cxd4 29. Qxd4 $14) 26...
Nb6 27. cxb5 $2 (27. Rb1 $1 Nh5 28. g3 b4 29. Nb3 Qa8 (29... Na4 30. Ra1 Nc3
31. Nxc5 $16) 30. Bxc5 $16) 27... c4 $132 28. Nf3 Nh5 (28... Nd5 $5 29. b6 (29.
Rb1 Qb7 (29... Nxf4 30. Rb4)) 29... c3 $13) 29. g3 Qb7 $2 (29... Nd5 30. Ra7 (
30. Nd4 Qb7 $13) 30... Nb4 (30... Qxb5 31. Nd4) 31. Qc3 Nd5 $13) 30. Ra3 Kg7 $6
(30... Nd5 31. Ra7 $1 (31. Nd4 c3) 31... Qb8 (31... Qxb5 32. Nd4) 32. Rxd7 Qxb5
33. Ra7 $16) 31. Nd4 $16 Kf7 (31... Nd5 $4 32. Ra7) 32. Qa2 Qe4 33. Ra7 (33.
Nf3 h6 $1 (33... Qb7 34. Ng5+ Ke8 35. Ra7 $18) 34. Bxb6 c3 $13) (33. Nxe6 $5
Kxe6 34. Bxb6 $16) 33... g5 34. Qe2 Qb1+ 35. Qf1 Qe4 36. Qe2 Qb1+ 37. Kg2 Kg6
38. fxg5 (38. Qc2 Qb4 39. Nc6 dxc6 40. Bxb6 Qxb5 41. d7 Rf8 $13) (38. Nxe6 dxe6
39. Bxb6 Qxb5 40. d7 Rf8 41. d8=Q Rxd8 42. Bxd8 Qd5+ 43. Kf2 Qxd8 44. fxg5 $16)
38... c3 39. Qc2 Qb4 (39... Qb2 40. Rc7) 40. Rb7 $2 (40. Rc7 Rxc7 41. dxc7 Qc4
(41... Nc8 42. Qb3) 42. Nxf5 $1 exf5 43. Bxb6 $18) 40... Rc4 $1 $132 41. Nxe6 (
41. Rxb6 $2 Rxd4 42. Bxd4 Qxd4 43. Ra6 Qd5+ 44. Kg1 Qc5+ $11) (41. Qd3 Nd5 $13)
41... dxe6 42. Rxb6 Qb2 43. Qd3 Rf4 $2 (43... Nf4+ 44. gxf4 Rxf4 45. Qg3 Rg4 (
45... c2 46. d7 c1=Q 47. d8=Q) 46. d7 $18) (43... Rg4 $1 44. Kf3 Nf4 $1 (44...
Qc1 45. d7 Qh1+ 46. Ke2 Re4+ 47. Be3 Qg2+ 48. Kd1 $18) 45. gxf4 Rxf4+ 46. Kxf4
Qxf2+ 47. Qf3 Qxb6 48. Qe3 Qxb5 49. Qxc3 Qa4+ 50. Kf3 $16) 44. Qe3 c2 45. d7
c1=Q 46. d8=Q Rxf2+ 47. Qxf2 Qxe5 (47... Qxf2+ 48. Kxf2 Qc2+ 49. Ke1 Qe4+ 50.
Kd2 Qb4+ 51. Kd3 Qb1+ (51... Qb3+ 52. Ke2) (51... Qe4+ 52. Kc3) 52. Kc4 Qc2+
53. Kb4 Qb2+ 54. Kc5 $18) 48. Qe8+ Kxg5 49. Qxe6 (49. h4+) 49... Qxe6 50. Rxe6
f4 51. Re5+ Kg6 52. Rc5 f3+ 53. Kxf3 Qh1+ 54. Ke3 1-0

[Event "Pardubice"]
[Site "Pardubice"]
[Date "1994.??.??"]
[Round "4"]
[White "Polgar, Zsuzsa"]
[Black "Sokolov, Ivan"]
[Result "1-0"]
[ECO "E29"]
[WhiteElo "2550"]
[BlackElo "2625"]
[Annotator "Polgar,Zsu"]
[PlyCount "103"]
[EventDate "1994.07.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[EventCategory "15"]
[SourceTitle "CBM 042"]
[Source "ChessBase"]
[SourceDate "1994.10.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.10.01"]
[SourceQuality "1"]

1. d4 {Donev Hecht} Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 Nc6 7.
Bd3 O-O 8. Ne2 b6 9. e4 Ne8 10. O-O Ba6 11. f4 f5 12. Ng3 g6 13. Be3 Nd6 $5 (
13... d6 $6 14. d5 Ne7 15. exf5 $14 {Yusupov,A-Salov,V/Linares/1993/}) (13...
cxd4 14. cxd4 d5 $10 {Yusupov,A-Karpov,An/Linares/1993/}) 14. exf5 (14. dxc5
Nxc4) 14... gxf5 $6 (14... exf5 15. dxc5 $14) (14... Nxc4 {Yusupov,A-Karpov,An/
London cm/1989/}) 15. Qe2 $1 $14 (15. dxc5 Nxc4 $15) 15... Na5 (15... cxd4 16.
cxd4 Na5 17. c5 Bxd3 18. Qxd3 Ndc4 19. d5 $16) 16. dxc5 Ndxc4 17. Bd4 {/\ c6} (
17. c6 {Donev}) 17... bxc5 18. Bxc5 Rf6 (18... Rf7 19. Bd4 $14 (19. Bxf5 $2 Nb3
$1 (19... exf5 {Donev} 20. Nxf5 Rxf5 21. Qg4+))) 19. Rab1 (19. Bd4 Rg6 20. Rab1
(20. Bxf5 exf5 21. Nxf5 Nc6 $1 $17 (21... Qe8 $2 22. Ne7+ Kf7 23. Qh5 Kxe7 24.
Rae1+ Re6 25. Qg5+ $18 (25. Qg5+ {Donev} Kd6 (25... Kf7 26. Qg7#) 26. Qc5#))) (
20. Nxf5 exf5 21. Bxf5 Nd6 $16)) 19... Rg6 20. Bd4 Rc8 (20... Qc7 $6 21. Nxf5
$1 exf5 22. Bxf5 $16 Nd6 $140 23. Qe5 $18) 21. Bxa7 Qc7 22. Bd4 Bb7 (22... Nc6
23. Nxf5 $18) 23. Rf2 Nxa3 24. Re1 $1 (24. Ra1 $2 Nb3 25. Rxa3 Nxd4 26. cxd4 $2
Qc1+ $19) (24. Bb6 Qb8 (24... Qc6 25. Bxa5 Nxb1 26. Bxb1 Ra8 27. Bb4 Ra1 28.
Qb2 Qa4 29. Rf1 $16) 25. Bxa5 Nxb1 26. Bxb1 Bxg2 27. Kxg2 Qxb1 $14) 24... Rf8 (
24... N3c4 25. Bxf5 $1 (25. Nxf5 exf5 26. Bxf5 $16) 25... exf5 26. Nxf5 $18)
25. Qh5 $1 $16 Qc6 {/\ Ba6} (25... Ba6 {Donev}) 26. Be4 $1 Qb5 (26... fxe4 27.
Qe5 $1 Rff6 28. Nxe4 $18 (28. Qxa5 Nc4)) (26... d5 27. Bxf5 $18) 27. Bxf5 $1
Rxf5 (27... exf5 28. Re7 $18) 28. Nxf5 Qxf5 29. Qxf5 exf5 30. Re8+ $1 Kf7 31.
Re5 Nc6 $6 $138 (31... N3c4 $142) (31... N3c4 {Donev}) 32. Rxf5+ Ke6 33. Rc5 $1
{xNa3} Rg8 34. Re2+ Kd6 35. Ra2 $18 Ra8 36. Rh5 Nxd4 37. cxd4 Bd5 $6 (37... Be4
$5 38. Rh6+ $1 $18 (38. Rh3 Nb5 39. Rxa8 Bxa8 40. Rxh7 Nxd4)) 38. Rh6+ Kc7 39.
Ra1 Be4 (39... Nb5 $5) (39... Nb5 $5 {Donev}) 40. g4 d6 41. f5 Kc6 42. Rxh7 (
42. f6 Kd7 43. g5 $18) 42... Kd5 43. Rh3 Rg8 44. Raxa3 Rxg4+ 45. Rhg3 (45. Kf2
$5 Kxd4 46. f6 Rg2+ (46... Rf4+ 47. Rhf3 $18) 47. Kf1 Rg6 48. Ra4+ Ke5 49. Rh5+
Bf5 50. Ra5+ d5 51. Rxd5+ Kxd5 52. Rxf5+ $18) 45... Rf4 46. Rg6 $1 Kxd4 (46...
Bxf5 {Hecht} 47. Rf6 Rg4+ 48. Rg3 Rf4 49. Rg5 $18) 47. Rxd6+ Ke5 48. Rd1 Bxf5
49. Rf1 Rxf1+ (49... Rg4+ 50. Rg3 $18) 50. Kxf1 Kf6 51. Rg3 $1 Bg6 52. h4 (52.
h4 Kf5 53. Kf2 Kf6 54. Kf3 Kf5 55. Rg5+ Kf6 56. Kf4 Bd3 57. h5 Bc2 58. h6 Bg6
59. Rg1 Bc2 60. Rg7 Bd3 61. Ra7 $18) 1-0

[Event "HUN-ch16 playoff Portisch-Szabo +1-1=1"]
[Site "Budapest"]
[Date "1961.??.??"]
[Round "1"]
[White "Szabo, Laszlo"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[ECO "E29"]
[Annotator "Portisch,L"]
[PlyCount "46"]
[EventDate "1961.??.??"]
[EventType "match"]
[EventRounds "3"]
[EventCountry "HUN"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 Nc6 7. Ne2 O-O 8.
Ng3 b6 9. e4 Ne8 10. Be3 d6 11. Bd3 Na5 12. O-O Ba6 13. Qe2 Qd7 $1 14. a4 $1 (
14. f4 f5) 14... cxd4 15. cxd4 Rc8 16. Rac1 Qxa4 17. c5 Bxd3 18. Qxd3 d5 $1 19.
exd5 exd5 20. cxb6 (20. Qa6 Qd7 21. cxb6 Rxc1 22. Bxc1 axb6 23. Ba3 Nd6 24.
Qxb6 Nac4 $11) 20... Rxc1 21. Rxc1 Nc4 22. bxa7 Qxa7 23. Nf5 (23. Nh5 Qa6 $1
$11 (23... Nc7 $2 24. Bh6 $1 Ne6 25. Bxg7 $18) (23... f5 24. Nf4 $16)) 23...
Ned6 1/2-1/2

[Event "Match/Training Botvinnik-Kan +8-0=8"]
[Site "Moscow"]
[Date "1954.01.26"]
[Round "4"]
[White "Botvinnik, Mikhail"]
[Black "Kan, Ilia Abramovich"]
[Result "1-0"]
[ECO "E29"]
[Annotator "Primel,D"]
[PlyCount "49"]
[EventDate "1954.01.22"]
[EventType "match"]
[EventRounds "16"]
[EventCountry "URS"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 {Il est remarquable de noter la
prйparation de BOTVINNIK dans ce match secret dans l'optique du match contre
SMYSLOV car lors du Championnat du Monde, son adversaire va йgalement lui
jouer une Nimzo-Indienne} c5 (4... b6 {Botvinnik,M-Smyslov,V World
Championship 20th 1954 (2) 1-0}) 5. Bd3 O-O (5... Nc6 6. Nf3 Bxc3+ 7. bxc3 d6
8. O-O e5 {Le systиme HUEBNER n'йtait pas connu а l'йpoque.}) 6. a3 {Nge2
semble plus dans l'esprit de la variante RUBINSTEIN mais les blancs vont
ensuite retomber par interversion de coups sur une variante SAEMISCH} (6. Nge2
$142) 6... Bxc3+ 7. bxc3 Nc6 8. Ne2 (8. e4 $5 {[%cal Gc1g5];Botvinnik,
M-Averbakh,Y Moscow training m3 1956 1-0}) 8... b6 9. e4 Ne8 $1 {[%csl Rc4]
[%cal Gf7f5,Ge8d6] Cette manoeuvre йtait devenue populaire depuis quelques
annйes. Les noirs йvitent le clouage Bg5, tout en donnant la possibilitй de
rйagir au centre par f7f5 ou f6 et par ailleurs, le N a aussi la possibilitй
d'кtre recycler en "d6" pour faire pression sur le P"faible c4"} 10. e5 {
BOTVINNIK tente d'amйliorer sa partie du Championnat du Monde 1948} (10. Be3 d6
11. O-O Na5 {[%csl Rc4][%cal Gc8a6]} 12. Ng3 {[%cal Gf2f4,Gf4f5] Les blancs
deviennent menaзant en massant des piиces visant l'aile-roi et le N va
soutenir la poussйe f4f5} Ba6 {[%csl Rc4]} 13. Qe2 Qd7 {[%csl Gf5][%cal Gd7a4]
garde un oeil sur la case sensible "f5" tout en gardant l'option de jouer Qa4
pour gagner le P"c4"} 14. f4 (14. a4 $5 {peut-кtre meilleur pour empкcher Qa4})
14... f5 $1 $132 {Botvinnik,M-Reshevsky,S World Championship 18th 1948 (14) 0-1
}) (10. O-O {La grande ligne} Ba6 11. f4 f5 12. Ng3 g6 13. Be3 cxd4 14. cxd4 d5
$1 {la ligne moderne qui transpose dans une bonne finale pour les noirs face
au mauvais Be3} 15. cxd5 Bxd3 16. Qxd3 fxe4 17. Qxe4 Qxd5 $11 {[%csl Re3]})
10... Ba6 (10... f6 $5) 11. Qc2 {[%csl Rh7]} Kh8 $6 (11... f5 $1) 12. h4 $1 {
Les blancs ont retardй le roque et h4 donne l'initiative а l'aile-roi.} d5 $2 (
12... f6 $5 13. Bxh7 Bxc4 14. Nf4 fxe5 15. Ng6+ $1 Kxh7 16. Nxf8+ Kg8 17. Bg5
Qc7 18. Ng6) (12... d6 13. Bxh7 Bxc4 14. Bg5 Qc7 15. Be4 Rc8 16. h5 f5 17. exf6
Nxf6 18. h6 $40) 13. Bg5 Qd7 $2 (13... Qc7 $142) (13... f6 14. Nf4 $3 fxg5 15.
Nxe6 Qe7 16. cxd5 Nc7 17. Nxf8 {[%cal Gd3a6]} Nxd5 18. Bxa6 Rxf8 19. hxg5 {
[%csl Rh7]} g6 20. Qxg6) 14. cxd5 Bxd3 15. dxc6 Bxc2 16. cxd7 $18 Nc7 17. Be7
Rfd8 18. Bxd8 Rxd8 19. dxc5 bxc5 20. Ra2 Be4 21. f3 Bd5 22. Rb2 Na6 23. Kf2
Rxd7 24. Rd1 c4 25. Nf4 1-0

[Event "World-ch17 Tournament"]
[Site "The Hague/Moscow"]
[Date "1948.04.18"]
[Round "14"]
[White "Botvinnik, Mikhail"]
[Black "Reshevsky, Samuel Herman"]
[Result "0-1"]
[ECO "E29"]
[Annotator "Reshevsky,S"]
[PlyCount "83"]
[EventDate "1948.03.02"]
[EventType "tourn"]
[EventRounds "25"]
[EventCountry "URS"]
[SourceTitle "MainBase"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 {Botvinnik's favourite variation, which
has earned him many triumphs. It is hard for Black to find a system of defence
good enough to equalise. I devoted quite a lot of time to preparatory analysis
of this line.} c5 5. a3 Bxc3+ 6. bxc3 {White has secured the advantage of the
two bishops, but his queenside pawns are weak. If White can succeed in
mobilising his bishops effectively, he would have the better of it. This was
my main problem. (And his main aim in the long run is to exploit that weakened
queenside - BHW)} Nc6 7. Bd3 O-O 8. Ne2 b6 9. e4 {Commencing an immediate
attack on Black's king's wing.} Ne8 $1 {The best place for the knight, which
usefully defends the g7 pawn for some time. (More to the point, it guards
against threats of Bg5 and f4-f5-f6, and also facilitates Black playing f7-f5
- ed)} 10. Be3 {Forcing 10...d6 which blocks this square for the e8 knight
which might want to go there to attack White's weak c4 pawn.} d6 (10... Qe7 {
would not be good, for after} 11. dxc5 bxc5 12. Qa4 {Black cannot play 12...d6.
}) 11. O-O Na5 12. Ng3 Ba6 13. Qe2 Qd7 14. f4 {[diagram]} f5 $1 ({Black
pursues his plan methodically, to neutralise the effectiveness of White's
bishops and with it the force of his kingside attack. If} 14... Qa4 {then} 15.
f5 Bxc4 (15... exf5 16. exf5 Bxc4 (16... Nf6 17. Bg5) 17. f6 {with fine
attacking chances}) 16. fxe6 Bxd3 (16... Bxe6 17. Bb5 Qb3 18. d5 Bc8 19. Bd2 {
leaves it difficult for Black}) (16... fxe6 17. Rxf8+ Kxf8 18. Rf1+ Kg8 19. Qf3
Nf6 20. Bxc4 Qxc4 21. e5 {with a won game}) 17. Qxd3 {or 17 exf7+ with a
superior position. This system of defence with ...Ne8 and ...f5 was tried out
by Capablanca versus Johner at Carlsbad in 1929, as the editors of the
bulletin point out.}) 15. Rae1 ({Waste of time.} 15. Rad1 {would have been
better.}) (15. d5 {was another possibility but after} g6 16. dxe6 Qxe6 17. exf5
gxf5 {White's c4 pawn is under fire.}) 15... g6 16. Rd1 Qf7 ({If} 16... Qa4 {
then} 17. d5 Bxc4 ({if} 17... exd5 18. exf5 $1) 18. dxe6 Bxe6 ({on} 18... fxe4
{would come} 19. e7 Rf7 20. Nxe4 Rxe7 21. Qf3 {threatening 22 Nf6+ and 23 f5 
(but Fritz refutes this with} Bxd3 22. Nxc5 dxc5 23. Rxd3 Qe4 {winning - ed})
19. exf5 gxf5 20. Bxc5 {, etc.}) 17. e5 Rc8 18. Rfe1 dxe5 ({If} 18... cxd4 19.
Bxd4 Bxc4 20. exd6 Nxd6 {(a blunder - Fritz suggests 20...Qd7!? - ed), then}
21. Qe5 {, etc.}) 19. dxe5 (19. fxe5 {would lose a pawn after} cxd4 {.}) 19...
Ng7 20. Nf1 Rfd8 21. Bf2 Nh5 22. Bg3 {A sad post for this bishop!} Qe8 23. Ne3
({White would not ease his task of defence by the alternative} 23. Nd2 Qa4 {.})
23... Qa4 24. Qa2 ({After} 24. Bc2 Qxa3 25. Rxd8+ Rxd8 26. Rd1 Nc6 27. Rxd8+
Nxd8 28. Qd2 Nf7 29. Qd7 Qxc3 {, Black would win.}) 24... Nxg3 25. hxg3 h5 $1 {
Forestalling any attack by g4.} 26. Be2 Kf7 27. Kf2 Qb3 $1 {diagram} 28. Qxb3
Nxb3 29. Bd3 ({If} 29. Rd3 {, then} Nd2 {followed by ...Ne4+ and ...Bb7.})
29... Ke7 30. Ke2 Na5 {Not allowing 31 Bc2.} 31. Rd2 Rc7 32. g4 Rcd7 ({White
could have had drawing chances after} 32... fxg4 33. Bxg6 Nxc4 34. Nxc4 Bxc4+
35. Ke3 {.}) ({After} 32... hxg4 33. Rh1 {is disagreeable.}) 33. gxf5 gxf5 34.
Red1 ({There is no note to this move but it looks like 34 Red1 was a serious
error and} 34. Rdd1 {should have been preferred. Black is still better but the
position is by no means easy to win - ed.}) 34... h4 35. Ke1 ({An oversight in
time trouble! The endgame is clearly won for Black already but better would
have been} 35. Rh1 {... it is not clear whether this is Reshevsky or BH Wood
writing, but Fritz provides the refutation to this alternative, namely} Bxc4 $1
{when} 36. Nxc4 Nxc4 37. Rdd1 Nb2 {wins material - ed.}) 35... Nb3 36. Nd5+ {
Desperation.} exd5 37. Bxf5 Nxd2 38. Rxd2 dxc4 39. Bxd7 Rxd7 40. Rf2 Ke6 41.
Rf3 Rd3 42. Ke2 0-1

[Event "RUS-Cup Final"]
[Site "Sochi"]
[Date "1997.09.20"]
[Round "4"]
[White "Aleksandrov, Aleksej"]
[Black "Voitsekhovsky, Stanislav"]
[Result "0-1"]
[ECO "E29"]
[WhiteElo "2660"]
[BlackElo "2480"]
[Annotator "Tisdall,J"]
[PlyCount "110"]
[EventDate "1997.09.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "RUS"]
[EventCategory "13"]
[SourceTitle "CBM 062"]
[Source "ChessBase"]
[SourceDate "1998.01.31"]
[SourceVersion "1"]
[SourceVersionDate "1998.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. a3 Bxc3+ 7. bxc3 d6 8. Ne2
Nc6 9. O-O e5 10. e4 h6 11. d5 Ne7 (11... Na5 12. Ng3 Re8 13. h3 Nh7 14. f4 b6
15. Ra2 Rb8 16. Raf2 Rb7 17. Qh5 Ree7 18. fxe5 dxe5 19. Be2 f6 20. Bg4 Nxc4 21.
Bxc8 Qxc8 22. Nf5 Re8 23. Bxh6 gxh6 24. Nxh6+ Kg7 25. Rxf6 Nxf6 26. Nf5+ {
Aleksandrov,A-Orlov,V/Petrov mem 1996/CBM 52/0-1 (52)}) 12. Qc2 (12. f3 Nh7 (
12... Ne8 13. Ng3 f5 14. exf5 Nxf5 15. Ne4 g5 16. Ra2 Bd7 17. Raf2 Qe7 18. g3
Nf6 19. Qe2 Nxe4 20. fxe4 Ng7 21. Kg2 Rxf2+ 22. Qxf2 Rf8 23. Qxf8+ Qxf8 24.
Rxf8+ Kxf8 25. h4 gxh4 26. gxh4 h5 27. Be2 {Jussupow,A-Salov,V/Moscow Alekhine
1992/CBM 33/1/2-1/2 (39)}) (12... Ng6 13. Be3 Nh7 14. Qc2 Bd7 15. g3 Qc8 16. g4
h5 17. gxh5 Nh4 18. Ng3 Qd8 19. Nf5 Ng5 20. Kh1 Nhxf3 21. Qg2 Bxf5 22. exf5 e4
23. Bxe4 Nxe4 24. Rxf3 Kh7 25. f6 Nxf6 26. h6 gxh6 27. Raf1 {1-0 Agrest,
E-Lugovoi,A/St.Petersburg op 1992/EXT 92op}) 13. Qc2 f5 14. f4 fxe4 15. Bxe4
Nf6 16. fxe5 dxe5 17. Bd3 Qd6 18. Ng3 Bd7 19. a4 Rf7 20. Bg6 Nxg6 21. Qxg6 Raf8
22. Be3 b6 23. a5 Ne8 24. Qd3 Rxf1+ 25. Nxf1 Bf5 26. Qd2 Qg6 {Aleksandrov,
A-Serper,G/URS-chT 1990/TD 90\02/0-1 (48)}) (12. f4 exf4 13. Nxf4 Ng4 14. Ne6
fxe6 15. Qxg4 Rxf1+ 16. Bxf1 Kh7 17. Ra2 Ng6 18. Rf2 exd5 19. Qe2 dxc4 20. h4
Nxh4 21. e5 Ng6 22. exd6 Qxd6 23. Qf3 Ne5 24. Qg3 Bg4 25. Bxc4 Rd8 26. Bf1 {
0-1 Rastenis,G-Zaichik,G/URS-chYM 1978/MCL 05}) 12... Ng6 13. f3 Nh5 14. g3 Qd7
15. Rf2 Qh3 16. Bd2 f5 17. Raf1 f4 18. Rg2 Bd7 19. Qc1 Rf7 20. Be1 Raf8 21. g4
Nf6 22. Kh1 Nh4 23. Rgf2 Nxf3 24. Rxf3 Qxg4 25. Nxf4 exf4 26. Rxf4 Qh5 27. Bg3
{[#]} Bh3 $1 28. Re1 (28. Rh4 Bxf1 29. Rxh5 Nxh5 $17) (28. R1f2 g5 29. R4f3 (
29. Be2 Qg6 30. R4f3 Nxe4 $19) 29... Ng4 $19) 28... Nxd5 $1 {[%csl Rf3]} 29.
Rxf7 (29. exd5 Rxf4 30. Bxf4 Qf3+) 29... Rxf7 30. Qd1 Qxd1 31. Rxd1 Nf4 32. Bf1
Bxf1 33. Rxf1 Ne2 34. Rd1 (34. Rxf7 Nxg3+) 34... Nxc3 35. Rxd6 Nxe4 36. Rd8+
Kh7 37. Bb8 b6 $19 38. Be5 Re7 39. Bb2 Rf7 40. Kg1 g5 41. a4 Kg6 42. Be5 h5 43.
h3 Rf3 44. Rg8+ Kf7 45. Rg7+ Ke6 46. Bb8 Rxh3 47. Bxa7 Ra3 48. Bxb6 Rxa4 49.
Bxc5 Rxc4 50. Be3 Kf5 51. Rb7 Kg4 52. Rb3 h4 53. Rd3 Rc2 54. Ba7 Ng3 55. Bf2
Rc1+ 0-1

[Event "New York op"]
[Site "New York"]
[Date "1998.03.20"]
[Round "7"]
[White "Aleksandrov, Aleksej"]
[Black "Campora, Daniel Hugo"]
[Result "1-0"]
[ECO "E29"]
[WhiteElo "2615"]
[BlackElo "2520"]
[Annotator "Tisdall,J"]
[PlyCount "41"]
[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 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. a3 Bxc3+ 7. bxc3 Nc6 8.
Ne2 b6 9. e4 Ne8 10. O-O Ba6 11. f4 f5 12. Ng3 g6 13. Be3 {The critical
position for this variation, and one from which Karpov has contributed several
intriguing defensive ideas.} d6 (13... Nd6 $5 {is the principled move, using
the d6 square to destroy white's pawn center, but it is very risky;} 14. exf5
Nxc4 $1 15. Bxc4 Bxc4 16. fxg6 {16.Re1 gf 17.dc=} Bxf1 17. Qh5 $1 (17. gxh7+
Kh8 18. Qxf1 cxd4 19. cxd4 Qf6 20. Rd1 d5 $17) 17... Qe7 18. Rxf1 hxg6 {
18...cd!? 19.cd hg} 19. Qxg6+ Qg7 20. Qd3 {20.Qg7!? Kg7 21.dc bc 22.Bc5 Rf7~/=}
(20. Qe4 cxd4 21. cxd4 Rae8 $15 {21...Qh7 22.f5|^}) 20... cxd4 21. cxd4 Qh7 $15
{Jussupow,A-Karpov,A/London csf1 1989/CAND/[Jussupow]/0-1 (61)}) (13... cxd4 $5
{was Karpov's latest idea, and still seems to be reliable.} 14. cxd4 d5 15.
cxd5 Bxd3 16. Qxd3 fxe4 17. Qxe4 (17. Nxe4 $5 Qxd5 18. Nc3 Qf5 19. Qxf5 Rxf5 {
Dearing,E-Roser,K/Glorney Cup 1996/EXT 96op2/0-1 (53) is probably a better try
for white, but hardly terrifying for black.}) 17... Qxd5 18. Qxd5 exd5 19. Rac1
Rc8 20. f5 Nd6 21. fxg6 hxg6 22. Rxf8+ Kxf8 23. h4 Nc4 {0-1 Jussupow,A-Karpov,
A/Linares 1993/CBM 34 (40)}) 14. d5 Na5 $2 {A dubious novelty - black's
kingside needs support.} (14... Ne7 15. exf5 (15. dxe6 Ng7 16. exf5 gxf5 17.
Re1 Qe8 18. Bf2 Rf6 19. Ra2 Rd8 20. Rd2 Bb7 21. Bf1 d5 22. cxd5 Rxd5 23. Re5
Rxd2 24. Qxd2 Bc8 25. Qd6 Ng6 26. Re1 Bxe6 27. Bd3 Qd7 28. Qxd7 Bxd7 29. Bc4+
Kf8 30. Be3 Rd6 31. Kf2 Bc6 32. Nf1 Nh5 33. Ng3 Nhxf4 34. Nxf5 Rf6 35. g4 Bd7
36. Kg3 Bxf5 37. Bxf4 Nxf4 38. Kxf4 Be6+ 39. Ke5 Ke7 {Aleksandrov,A-Tunik,G/
Smolensk op 1991/EXT 91op/0-1 (59)}) 15... gxf5 16. Nh5 Nf6 17. dxe6 Bb7 18.
Bf2 Nxh5 19. Qxh5 Qe8 20. Qg5+ Qg6 21. Bh4 Rae8 22. g4 Bc8 23. Rae1 h6 24.
Qxg6+ Nxg6 25. Bg3 Rxe6 26. Rxe6 Bxe6 27. Re1 Bd7 28. Bc2 Kf7 29. gxf5 Ne7 30.
f6 Nf5 31. Bxf5 Bxf5 32. Bh4 Re8 33. Re7+ Rxe7 34. fxe7 Be6 35. Kf2 Bxc4 36.
Ke3 b5 37. f5 Bd5 38. f6 Bc6 39. Bg3 Ke6 40. f7 Kxe7 41. Bxd6+ {1/2-1/2
Jussupow,A-Salov,V/Linares 1993/CBM 34}) 15. dxe6 Ng7 $2 (15... Nxc4 {looks
like a better try, though white has at least one way to maintain the advantage;
} 16. Re1 $5 Qf6 (16... Nb2 17. Qb3 c4 18. Qxb2 cxd3 19. exf5 $16) 17. Qf3 $16)
16. exf5 gxf5 17. Nxf5 $1 $18 Nxf5 (17... Rxf5 18. Bxf5 Nxf5 19. Qg4+ Ng7 20.
f5 $18) 18. Bxf5 Qe7 (18... Nxc4 $142) 19. Be4 Bxc4 20. Rf3 Bxe6 21. Rg3+ (21.
Rg3+ Kh8 22. Bxa8 Rxa8 23. Bd4+) 1-0

[Event "Bad Homburg"]
[Site "Bad Homburg"]
[Date "1998.07.26"]
[Round "9"]
[White "Jussupow, Artur"]
[Black "Larsen, Bent"]
[Result "1-0"]
[ECO "E29"]
[WhiteElo "2630"]
[BlackElo "2515"]
[Annotator "Tisdall,J"]
[PlyCount "111"]
[EventDate "1998.07.17"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "13"]
[SourceTitle "CBM 066"]
[Source "ChessBase"]
[SourceDate "1998.09.30"]
[SourceVersion "1"]
[SourceVersionDate "1998.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. a3 Bxc3+ 7. bxc3 d6 {
As a Nimzowitsch admirer, Larsen remains true to the opening's inventor and
refrains from the more theoretical ...d5, which puts a flavor of Tarrasch into
the position - something which a purist wishes to avoid.} 8. Ne2 Nc6 9. O-O e5
10. d5 Ne7 11. Ng3 (11. Qc2 e4 $1 12. Bxe4 Nxe4 13. Qxe4 Bf5 14. Qf3 (14. Qf4
Bd3 15. Re1 f5 $36) (14. Qh4 Bd3 15. Re1 Ng6 $15) 14... Bd3 $11) 11... Re8 (
11... Ne8 $5 {preparing to use the f-pawn defensively is an interesting idea.}
12. e4 Ng6 13. Be3 Nf6 14. Nf5 Re8 15. g3 Bxf5 16. exf5 Nf8 17. f3 e4 18. fxe4
Nxe4 19. Qg4 Nf6 20. Qf4 N8d7 21. Rae1 Ne5 22. Bc2 Qa5 23. Bd2 Qa6 24. a4 Rf8
25. Re2 Qxc4 26. Qxc4 Nxc4 27. Be1 Rfe8 28. Rxe8+ Rxe8 29. Bf2 Ne3 30. Rc1
Nfxd5 31. Re1 Kf8 32. Bb3 c4 33. Ba2 Nxc3 {0-1 Gebhardt,U-Tawakol,K/Dortmund
1993/TD 93\06 (33)}) 12. Qc2 Kh8 $5 {This seems to waste time, but the idea is
to create the option of allowing the recapture ...gxf6 as a defensive idea.} (
12... b6 $5) 13. f4 exf4 14. exf4 Ng6 15. f5 $1 {White needs to expand the
horizons of the Bc1. The e5 square is less important.} Ne5 16. Bg5 Qc7 (16...
Nxd3 17. Qxd3 h6 18. Bh4 Qe7 19. Qd2 $16) 17. a4 (17. Bxf6 gxf6 18. Rae1 Rg8
19. Qd2 $36 {is primitive, but looks favorable for white to me. White rates
his dark-squared bishop more highly.}) 17... b6 18. Rf4 {Covering the only
weakness, pawn at c4. White's last two moves have removed most of black's
clear ideas at counterplay (by hindering ...b5 and overprotecting c4) and
though black's position has some nice features (the Ne5, the e-line) it is
terribly difficult to find something to do or to improve his position.} Ba6 {
[%csl Rd3,Rd5]} 19. Be2 Ned7 20. Rh4 Re5 21. Bd3 Rae8 22. Qd2 Qb8 {A sign of
black's difficulties. His position seems to have exhausted its potential,
while white can continue to mount pressure on the kingside.} 23. Rf1 Rg8 24.
Rf3 {protects d3 and frees the queen from this task, which is necessary to
prevent the d5-pawn falling tactically.} Rge8 25. Qf4 Re1+ 26. Nf1 Qd8 (26...
Ne5 27. Rfh3 Nxd3 28. Bxf6 $1 $18) 27. Rfh3 Nf8 28. Rg3 {Taking aim at g7, and
introducing the attacking idea Bh6.} N8d7 (28... Qe7 29. Bh6 gxh6 30. Qxh6 Ng6
31. fxg6 fxg6 32. Qxg6 $1 {threatening Qxf6+!} Rf8 33. Rf3 $18) 29. Qf2 (29.
Qxd6 Ne5 30. Qxd8 Rxd8 31. Bxf6 gxf6 32. Rgh3 Kg8 33. Rxh7 Kf8 $132) (29. Rxh7+
$4 Kxh7 30. Rh3+ Kg8 31. Qh4 Kf8) 29... Qe7 $6 (29... Ra1 {to try and develop
counterplay on the first rank was interesting, but creates all sorts of
possibilities for white due to the lessened control of the e-file.} 30. Rxh7+
$5 (30. Rgh3 Nf8 31. Rxh7+ N8xh7 32. Qh4 Kg8 $5 (32... Ree1 33. Bxf6 Qg8 34.
Rg3 $18) (32... Re4 33. Bxe4 (33. Qxe4 $5) 33... Bxc4 34. Bd3 Bxd3 35. Rxd3 $16
) 33. Bxf6 gxf6 34. Qxh7+ Kf8 35. Rh6 Ke7 36. Qg7 Rg8 37. Qxf6+ Ke8 {and
strangely, this has transposed into the other line.}) 30... Kxh7 31. Rh3+ Kg8
32. Qh4 Kf8 33. Qh8+ Ke7 34. Qxg7 (34. Re3+ Ne5 35. Qxg7 Kd7 36. Bxf6 Rg8)
34... Re1 35. Rh6 Rg8 36. Bxf6+ Nxf6 37. Qxf6+ Ke8 38. Qxd8+ Kxd8 39. Rxd6+ Ke7
40. Rc6 $13) (29... Rd1 $5) 30. Rxh7+ $1 Kxh7 31. Rh3+ Kg8 32. Qh4 Kf8 33. Qh8+
Ng8 34. Bxe7+ R8xe7 35. Qh4 {White sensibly falls back and prepares to fend
off any counterplay. Having cashed in his attack, white now faces a
considerably activated enemy force, and it is not terribly clear to me what is
going on here. White has troubles with his king and knight, and the pawn shell
c4/c5/f5 is none too secure either.} Ne5 36. Qf4 Nxd3 (36... Rd1 $5 37. f6 $1
gxf6 (37... Nxf6 38. Rh8+ Ng8 39. Bh7) 38. Rh8 Nxd3 39. Qh6+ (39. Rxg8+ Kxg8
40. Qg4+ Kf8 41. Qxd1 Bxc4 $132) 39... Ke8 40. Rxg8+ Kd7 41. g3 $1 {and the
entry of the queen to f8 should be decisive.}) 37. Rxd3 R7e5 38. Rg3 $6 (38.
Rh3 $5 {looks correct since it combines the ideas of renewing some kind of
pressure against the black king as well as taking up an ideal defensive post
on h4.}) (38. h3 {trying to unpin and use the Nf1.} R1e4 39. Qg5 f6 40. Qg3
Bxc4 41. Re3 Bxd5 42. Rxe4 Bxe4 43. Nd2 $13) 38... Nf6 39. Qh4 Rxf5 $2 {
Once again, leaving the e-file is relatively hazardous.} (39... R5e4 $5 40.
Qh8+ Ke7 41. Qxg7 Bxc4 42. Rf3 Rd1 {would break through to f1.}) 40. Qh8+ Ke7
41. Re3+ {and white regains control.} Rxe3 (41... Re5 {was better.}) 42. Nxe3
Re5 43. Kf2 (43. Qb8 Rxe3 44. Qxa7+ Nd7 45. Qxa6 Rxc3 {gives black better
chances.}) 43... Ne4+ 44. Ke1 Nxc3 45. Qb8 Bxc4 (45... Rxe3+ 46. Kd2 Nxd5 47.
cxd5 (47. Qxa7+ Kf6 48. Qxa6 Rd3+ 49. Ke1 (49. Ke2 Nf4+ 50. Kf2 Rb3) 49... Nc3)
47... Re2+ 48. Kd1 Bc4 49. Qc7+ {should win for white.}) 46. Qxa7+ Kf6 47. Kf2
Rxe3 48. Kxe3 Nxd5+ 49. Kd2 Ke6 50. h4 Bb3 51. Qa8 c4 52. Qe8+ Kf6 53. g4 c3+
54. Kd3 c2 55. Kd2 Nb4 56. Qe4 {Threatening Qxb4 and g5 mate.} 1-0

[Event "RUS-Cup03 Geller Memorial"]
[Site "Moscow"]
[Date "1999.02.08"]
[Round "7"]
[White "Ulko, Jaroslav"]
[Black "Tunik, Gennady"]
[Result "1-0"]
[ECO "E29"]
[WhiteElo "2397"]
[BlackElo "2474"]
[Annotator "Tisdall,J"]
[PlyCount "65"]
[EventDate "1999.02.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 070"]
[Source "ChessBase"]
[SourceDate "1999.06.08"]
[SourceVersion "1"]
[SourceVersionDate "1999.06.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3 c5 7. Bd3 Nc6 8.
Ne2 b6 9. e4 Ne8 10. Be3 {This line differs from the more popular variation
where white castles and immediately pushes his f-pawn in some interesting
details. By delaying f4 white retains options of piece play a bit longer, and
can defend c4 a bit more, requiring that black expend a bit more energy to
create pressure on the queenside.} Ba6 11. Ng3 Na5 12. Qe2 Rc8 (12... cxd4 13.
cxd4 d5 14. cxd5 Bxd3 15. Qxd3 exd5 16. e5 Qd7 17. Bd2 Nc6 18. Rc1 Rc8 19. O-O
f5 20. Rfe1 Nd8 21. Rxc8 Qxc8 22. f4 g6 23. Ne2 Qb7 24. Rb1 Ne6 25. a4 $36 {
0-1 Ulko,J-Brodsky,M/Nizhnij Novgorod 1998/CBM 66 (63)}) 13. Rc1 Qh4 {A
prophylactic measure, preventing the white queen from entering the attack on
the kingside.} 14. O-O Nf6 $6 {After this it becomes more difficult to
pressure white's weaknesses. His queen also becomes misplaced, and white is
allowed to create attacking chances without the position becoming blocked (as
it often does in similar positions where f2-f4 is played very early). The
critical continuation was} (14... Nd6 {when white had to labor hard to justify
his pawn sacrifice;} 15. e5 Ndxc4 16. Ne4 Nxe3 17. fxe3 Bxd3 18. Qxd3 d5 $5 {
with black advantage, 1/2-1/2 Vladimirov,B-Lein,A/Moscow 1955/EXT 99 (31)}) 15.
h3 {[%csl Rf6,Rh4] Now white threatens to repel the Nf6 with e5, followed by
Ne4 threatening Bg5 trapping the black queen.} cxd4 16. cxd4 d6 (16... d5 $2
17. exd5 exd5 (17... Nxc4 18. dxe6 $1 (18. Bxc4 $2 Rxc4 19. Rxc4 exd5 20. Qd2
dxc4 21. Bg5 Ne4 22. Nxe4 Qxe4 23. Re1 $15) 18... Nxe3 19. exf7+ $18) 18. Nf5
$18) 17. e5 dxe5 18. dxe5 Nd7 19. Ne4 {[%csl Rh4][%cal Ge3g5]} h6 20. f4 $36
Nb3 (20... Nb7 $5 {is a more prudent way to control c5 since it also supports
the sensitive hole on d6. Black's position is relatively solid then, though
somewhat passive.}) 21. Rcd1 Nbc5 22. Nd6 Rc7 23. Bb1 Nb7 24. Bf2 $1 {Driving
the black queen to an awkward square - with a Q on e7 black no longer has the
option of capturing on d6 to remove the attacker and weaken the c4-pawn. The
move also gains the e4 square as a launching pad for the white queen.} Qe7 (
24... Qxf4 $4 25. Bxb6) (24... Qd8 25. Qe4 g6 26. Nxf7 Rxf7 27. Qxg6+ Rg7 28.
Qxe6+ Kf8 29. Qxh6 {and black's position is a wreck - the e-pawn will cost him
material if white cannot do better by direct attack.}) 25. f5 $5 {White wishes
to recycle the knight into the attack, and the Rf1 to join in as well - the
result is devastation, but black still has a chance to fight...} exf5 $2 {
But not like this.} ({The only hope was to take a stand in the center with} 
25... f6 $1 26. exf6 (26. fxe6 $6 Nxe5 $13) 26... Nxf6 27. Qxe6+ Qxe6 28. fxe6
Nxd6 29. Rxd6 Bxc4 30. Re1 {and white is better but the game continues.}) (
25... Qg5 26. Rd4 $40) 26. Nxf5 Qxe5 27. Qd3 $18 {[%csl Rh7]} g6 (27... Nf6 28.
Bd4 $18) 28. Nxh6+ Kh7 29. Nxf7 Qf5 30. Qg3 Qxf7 31. Qxc7 Nb8 32. Qe5 (32.
Bxg6+ $5 Kxg6 33. Qg3+ Kh7 34. Bd4) 32... Nc6 33. Qh5+ 1-0

[Event "Biel Credis"]
[Site "Biel"]
[Date "1996.??.??"]
[Round "10"]
[White "Gerber, Richard"]
[Black "Peptan, Corina Isabela"]
[Result "0-1"]
[ECO "E29"]
[WhiteElo "2395"]
[BlackElo "2395"]
[Annotator "Tsesarsky,I"]
[PlyCount "42"]
[EventDate "1996.07.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "SUI"]
[EventCategory "10"]
[SourceTitle "CBM 055"]
[Source "ChessBase"]
[SourceDate "1996.12.01"]
[SourceVersion "1"]
[SourceVersionDate "1996.12.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 (5. a3 Bxc3+ 6. bxc3 Nc6 7. Bd3
d6 8. Ne2 $5) 5... O-O 6. a3 Bxc3+ 7. bxc3 Nc6 8. e4 d6 9. Nf3 e5 (9... Nd7 10.
O-O e5 11. d5 Na5 12. Qa4 a6 13. Bg5 f6 14. Be3 Rf7 15. Nd2 Nf8 16. Qc2 b6 17.
a4 Rb7 18. Ra3 Bd7 19. Rfa1 Qe8 20. g3 Rbb8 21. f3 Nb7 22. Qb1 Nd8 23. Qf1 Nf7
24. f4 exf4 25. gxf4 f5 26. Bf2 Nh6 27. Qg2 Ng6 28. Bg3 fxe4 29. Nxe4 Bf5 30.
Re1 Qd7 $15 {1/2-1/2 Balashov,Y-Polugaevsky,L/URS-ch39 Leningrad ;URS-ch 1971 
(54)}) 10. d5 Ne7 11. Nh4 {[/\12.Nh4,13.f4]} (11. g3 $5 {[/\12.Nh4,13.f4]} h6 (
11... Bh3 $6 12. Ng5 {[/\13.f4]}) 12. Nh4 Nh7 (12... Ng6 13. Ng2 $5 {(/\14.0-0,
15.f4->>>)}) 13. Qc2 Bh3 14. f4 $5 exf4 15. e5 f5 $6 (15... Ng6 $5 16. Nxg6
fxg6 17. e6 (17. Bxg6 Ng5 $132 18. e6 $6 fxg3 $5 (18... f3 19. Be3 Bg2 20.
O-O-O $36) 19. hxg3 Nf3+ 20. Ke2 Bg4 $36) 17... Bf5 18. Bxf4 Bxd3 19. Qxd3 g5
20. Be3 $13) 16. e6 g5 17. Nf3 Bg4 (17... Ng6 $2 {Gurevich,M} 18. Ng1 Bg4 19.
h3 Bh5 20. g4 $16) 18. Qg2 $5 {[/\19.gxf4]} fxg3 19. hxg3 Kg7 20. a4 $5 $132 {
1-0 Gurevich,M-Jackelen,T/Bonn GSK4 (04) ;EXT 95 1995 (33)}) (11. Nd2 Ng6 12.
Nf1 Qa5 13. Qc2 Nf4 14. Bxf4 exf4 15. g3 f3 16. Nd2 Bh3 17. Bf1 Bd7 18. Bd3 Bh3
{1/2-1/2 Rechlis,G-Emms,J/Barcelona EU-CUP 1993}) (11. h3 Bd7 (11... Ne8 12.
O-O g6 13. Bh6 Ng7 14. Nd2 Kh8 15. Be3 Qc7 16. f4 exf4 17. Bxf4 f6 18. Qf3 Bd7
19. Qg3 Nh5 20. Bxd6 Nxg3 21. Bxc7 Nxf1 22. Rxf1 b6 23. Bd6 Rf7 24. e5 Nc8 25.
Bc7 Bf5 26. Bxf5 gxf5 27. d6 $16 {1-0 Balashov,Y-Karpman,V/URS-OT56 Uzhgorod ;
TD 88\01 1988 (36)}) 12. a4 Ne8 13. Qc2 Rb8 14. g3 b6 15. Nh4 a6 16. Kf1 g6 17.
Bh6 Ng7 18. Kg2 f5 {1/2-1/2 Ehlvest,J-Ribli,Z/Reggio Emilia8990 (06) ;EXT 89
1989}) 11... h6 (11... Ng6 {Gurevich,M} 12. Nxg6 (12. Nf5 $6 Bxf5 13. exf5 Nh4
14. O-O e4 $15) 12... fxg6 $5 {(/\13...Nh5<=>)}) 12. f3 $6 (12. O-O $5) 12...
Nh5 (12... g5 $5 13. Nf5 Nxf5 14. exf5 Re8 15. Be4 (15. h4 e4 $17) 15... Nh5
16. g4 (16. h4 Ng3) 16... Nf4 17. Bxf4 exf4 18. h4 $13) 13. Ra2 $4 (13. g3 f5
14. exf5 (14. O-O f4 (14... fxe4 $5)) 14... Nxf5 15. Nxf5 Bxf5 $15) 13... Nxd5
$19 14. cxd5 Qxh4+ 15. Rf2 $6 (15. Ke2 f5 16. g3 Qh3 17. Kf2 (17. Qf1 fxe4 18.
Bxe4 Nf6 19. Qxh3 Bxh3 20. Ke3 $17 (20. Be3 Bg2 $19)) 17... Nf6 18. Bf1 Qh5 $19
) 15... Ng3 $1 16. Rg1 Qxh2 17. Kd2 f5 18. exf5 Bxf5 19. Bxf5 Rxf5 20. Kc2 Raf8
21. Re1 Rxf3 0-1

[Event "Moscow Aeroflot op"]
[Site "Moscow"]
[Date "2002.02.10"]
[Round "9"]
[White "Aleksandrov, Aleksej"]
[Black "Izoria, Zviad"]
[Result "1-0"]
[ECO "E29"]
[WhiteElo "2645"]
[BlackElo "2547"]
[Annotator "Wells,P"]
[PlyCount "59"]
[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 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. a3 Bxc3+ 7. bxc3 Nc6 8.
Ne2 b6 9. e4 {[%cal Yc1g5] This very aggressive system can also arise from a
direct Saemisch move order ( 4 a3 ), but arguably that allows black a greater
variety of playable alternatives. What is not arguable is that Aleksej
Alexandrov ( who always prefers this move oreder ) is now very much the
leading practitioner, and is continually enriching the theory. The contest
between white's king-side prospects backed up by bishop pair and space and his
really seriously damaged pawn structure makes for fascinating play. Alexandrov
has breathed welcome life into the position at move 12 which had begun to look
somewhat 'solved', and continues to score well here.} Ne8 10. O-O Ba6 {[%csl
Rc4][%cal Ga8c8,Gc6a5,Ga6c4]} 11. f4 {[%cal Yf4f5,Yf5f6,Ge8f6,Yc1g5]} f5 {
It is essential to prevent the intended march of white's f-pawn to f6,
although, as I discussed at length in CBM 75 it can also be stopped at f5
rather an f4. However, while the most famous examples have turned out quite
well for black it seems to be the text which is generally more trusted in
practice.} (11... f6 12. e5 {Extremely aggressive, and complicated. White can
also examine less 'all in' options:} (12. Be3 $5 Nd6 13. dxc5 Nxc4 14. Bxc4
Bxc4 15. Rf2 f5 (15... b5 $5) 16. Ng3 Rf7 (16... fxe4 17. Nxe4 {[%csl Yd6]})
17. cxb6 axb6 18. Qb1 Qf8 19. a4 Ra6 20. exf5 exf5 21. Rb2 $14 {0-1 Remlinger,
L-Larsen,B/Reykjavik 1986/EXT 2000 (42)}) (12. Qa4 $5 Na5 13. dxc5 bxc5 14. Rd1
Qc7 15. f5 e5 16. Ng3 Nd6 17. Be2 Ndxc4 18. Bxc4+ (18. Rxd7 $5 Qc6 (18... Qb6
19. Nh5 $40) 19. Qxc6 Nxc6 20. Bxc4+ $5 (20. Rd5 N6a5 $132) 20... Bxc4 21. Be3
$14) 18... Bxc4 19. Rxd7 Qb6 20. Qd1 Rad8 {1/2-1/2 Balashov,Y-Aseev,K/St
Petersburg 1998/CBM 67 (20)}) 12... Rc8 13. d5 Na5 14. Ng3 Bxc4 15. Bxc4 Nxc4
16. dxe6 dxe6 17. Qb3 Qd5 18. Rd1 Na5 19. Qxd5 exd5 20. e6 (20. Nf5 Nc6) 20...
f5 21. Rxd5 g6 $1 {[%csl Rc1,Rg3] Since I can find no improvement for white
from here in, I suppose he is simply over-extended. His minor pieces are
really pretty miserable} 22. e7 Rf6 23. Rd8 Rfc6 24. Ra2 Kf7 25. Re2 R8c7 26.
Nf1 Nc4 27. Kf2 Rxe7 28. Rxe7+ Kxe7 $17 {0-1 Aleksandrov,A-Supatashvili,K/Open,
Batumi GEO 2001 (84)}) (11... Na5 $5 12. f5 f6 13. Nf4 (13. fxe6 dxe6 14. Nf4
Qd6) 13... exf5 (13... cxd4 $5 14. Qh5 exf5 15. exf5 Nd6 16. Rf3 Qe8 17. Ng6
Bxc4 18. Bf4 Bxd3 19. Rh3 Bxf5 20. Qxh7+ Kf7 21. Rg3 Ne4 22. Ne5+ Ke6 {0-1
Timman,J-Polugaevsky,L/Tilburg 1983/Inf 36/(22)}) 14. exf5 Nd6 (14... cxd4 15.
Be4 Bxc4 16. Bxa8 Qxa8 17. Re1 $14) 15. dxc5 bxc5 16. Rf3 $5 Bxc4 17. Rg3 Rf7
18. Bc2 Qe8 19. h3 Nab7 20. Rb1 Rc8 21. Qg4 Qe1+ 22. Kh2 $44 {[%cal Rb7d6,
Rd6b7,Gf4h5,Gc1h6] White's attack is surprisingly virulent, while black's
knights coordinate rather clumsily.} Qf2 (22... Re8 23. Nh5 Be2 (23... Ree7 24.
Bf4 $18) 24. Nxf6+ Kh8 25. Nxe8 Bxg4 26. Nxd6 $18) 23. Rb2 Re8 $2 (23... Qe1 $5
) 24. Bd3 Qe1 25. Bxc4 Nxc4 26. Nd3 Ne5 27. Nxe5 fxe5 28. Bd2 Qf2 29. Bh6 $1
$18 Qxf5 30. Qxf5 Rxf5 31. Rxb7 Rf7 32. Rxa7 d5 33. Rxg7+ {1-0 Halkias,
S-Khetsuriani,B/Patras 2001/CBM 83 ext (33)}) {White wants to avoid committing
to opening the e-file, but of course this also raises the question of whether
black can take on e4 at some stage.} 12. dxc5 $5 {[%mdl 8] The strategy
involving this exchange followed by trying to force the defence of the c-pawn
with ...d6 has already been played by Alexandrov, but before he tried it in
conjunction with 12 exf5 ( see notes below ). However here the move is a
novelty.} ({I suspect that against the older try} 12. Ng3 g6 13. Be3 {it is
Karpov's recipe which will continue to offer black good prospects of equality
viz:} cxd4 14. cxd4 d5 $1 {A change of strategy - black will no longer have
the c4 pawn to target, but the white squares, especially c4 remain suspect.
Fortunately for white he has the break f4-f5 available. The control of this
white square is crucial to the activity of white's remaining bishop. Without
it white would simply be worse!} 15. cxd5 Bxd3 16. Qxd3 fxe4 17. Qxe4 Qxd5 18.
Qxd5 exd5 {[%csl Gc4,Ye3,Ge4][%cal Yf4f5]} 19. Rac1 $1 (19. f5 Nd6 20. Bh6 Rf7
$15) 19... Rc8 (19... Na5 $5 20. f5 Nd6 $5 (20... Nc4 21. Bg5 Ned6 22. Be7 Rf7
23. Bxd6 Nxd6 24. fxg6 hxg6 25. Rc6 $14 {1-0 Jussupow,A-Cvitan,O/Dresden 1998/
CBM 65 (48)}) 21. fxg6 hxg6 22. Bd2 Nac4 23. Rxf8+ Rxf8 24. Bb4 Rf6 25. Bxd6
Rxd6 26. Ne2 b5 {1/2-1/2 Brumen,D-Palac,M/Pula 2001/CBM 84 ext (36) and it was
white who still had to demonstrate full equality.}) (19... Ne7 $6 20. f5 $5 {
again it is important that the dynamics work for white} Nxf5 21. Nxf5 Rxf5 22.
Rxf5 gxf5 23. Rc6 $44) 20. f5 Nd6 21. fxg6 hxg6 22. h4 Rxf1+ 23. Rxf1 Rf8 24.
Ne2 Nc4 25. Bc1 b5 26. Nf4 Nxd4 27. Re1 $14 {1-0 Aleksandrov,A-Gershon,A/Saint
Vincent 2000/CBM 78/[Wells] (51)}) ({The text rather seems to be an attempt to
refine the strategy which white had already pursued in his game with Balashov
with the difference that he does not commit to opening the e-file immediately.
Balashov's excellent defence obviously sent Alexandrov back to the laboratory!
} 12. exf5 exf5 13. dxc5 bxc5 14. Be3 d6 15. Bf2 {[%cal Yf2h4,Yf1e1,Ye2g3,
Yg3f1,Yf1e3] this neat reorganisation of white's forces is the key to this
positional treatment of a very sharp line.} Qd7 16. Ng3 g6 17. Re1 Nf6 18. Nf1
Rae8 19. Qa4 Ne5 20. Bc2 Qxa4 21. Bxa4 Ned7 22. Ne3 Re6 23. Bb5 Bb7 24. Nd5
Rxe1+ 25. Rxe1 Nxd5 26. Bxd7 Nb6 {1/2-1/2 Aleksandrov,A-Balashov,Y/St
Petersburg 2000/CBM 75 (34) and black's very precise defence has yielded a
fair share of the chances.}) 12... bxc5 (12... fxe4 $5 13. Bxe4 Bxc4 14. Be3
Nf6 {[%csl Gc4,Gd5] does not look ridiculous. Black looks quite good on the
light squares.}) 13. Be3 d6 (13... fxe4 $5 14. Bxe4 Bxc4 15. Bxc5 Rf7 {might
again be worth a look.}) 14. Ng3 g6 15. Re1 Qc7 16. Bf2 Nf6 17. h3 {I like
white's patient build-up here. In comparison with the Balashov game, black
suffers from the fact that the delay to the opening of the e-file
significantly complicates the task of contesting it. White plans first Ra2-e2,
and if at any time black himself cares to take on e4, then his own e6 pawn
comes under the spotlight.} Rfe8 (17... Rae8 $5 {The text, as we shall see,
weakens f5!}) 18. Ra2 Na5 19. Rae2 Qc6 $6 (19... Bxc4 $5 {Looks a more serious
try to me. not so much to win the pawn as to exchange a key attacking piece.}
20. Bxc4 Nxc4 21. Qd3 $5 (21. exf5 exf5 22. Rxe8+ Rxe8 23. Rxe8+ Nxe8 24. Qa4
Qf7 $8 $15) (21. Qb3 d5 22. exd5 exd5 23. Rxe8+ Rxe8 24. Rxe8+ Nxe8 25. Qb5 $13
{doesn't look too dangerous for black.}) 21... Nb6 22. c4 Rad8 23. Qc3 {
offers reasonable compensation, but nothing clear-cut.}) 20. exf5 exf5 21. Bxf5
$1 {[%mdl 512]} gxf5 22. Nxf5 Qd7 (22... Nxc4 $2 23. Bh4 {wins rather easily
by attacking the f6 knight which is suddenly the lynchpin of black's defensive
hopes eg.} (23. Rxe8+ Rxe8 24. Bh4 Bc8 $13) 23... Rxe2 24. Qxe2 (24. Rxe2 $18)
24... Qd7 25. Ne7+ Kg7 26. Bxf6+ Kxf6 27. Qh5 $18) (22... Rxe2 23. Rxe2 (23.
Qxe2 Qd7 $1 {is not so clear.}) 23... Qd7 24. Qd3 $1 {is similar to the game
and much more convincing than either:} (24. g4 $6 Re8 25. Rxe8+ Nxe8 26. Qd5+
Kf8) ({or} 24. Nh6+ Kh8 25. Bh4 Rf8 26. Bxf6+ Rxf6 27. Qe1 Qg7 $1 28. Re8+ Rf8
$13)) 23. Qd3 $1 Kf8 (23... Rxe2 24. Rxe2 Kh8 25. Re7 Bxc4 26. Bh4 $1 Qxe7 $140
27. Nxe7 Bxd3 28. Bxf6#) 24. Re7 Rxe7 25. Rxe7 Bxc4 26. Qg3 Qxe7 27. Nxe7 Kxe7
28. Qg7+ {Typically for Queen v Pieces positions the key is attack and the
exposure of the black king which drastically enhances the queen's relative
strength.} Ke6 29. Bh4 Ne4 30. Qg4+ {A fine attacking display by Alexandrov,
and the unveiling of a new refinement in white's treatment of this line.
However, also some questions remain, and places where black's defence could
surely be improved.} 1-0

[Event "Petrov Memorial op"]
[Site "St Petersburg"]
[Date "2000.02.15"]
[Round "8"]
[White "Aleksandrov, Aleksej"]
[Black "Balashov, Yuri S"]
[Result "1/2-1/2"]
[ECO "E29"]
[WhiteElo "2606"]
[BlackElo "2534"]
[Annotator "Wells,P"]
[PlyCount "67"]
[EventDate "2000.02.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 076"]
[Source "ChessBase"]
[SourceDate "2000.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2000.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. a3 Bxc3+ 7. bxc3 Nc6 8.
Ne2 b6 9. e4 Ne8 10. O-O Ba6 11. f4 f5 {Preventing the advance of white's
f-pawn to f6 is pretty well compulsory, but this, while the most popular way
is not the only one. Black has also tried systems based upon ...f6.} (11... Na5
12. f5 exf5 (12... f6 $5 13. Nf4 cxd4 14. Qh5 exf5 15. exf5 Nd6 16. Rf3 Qe8 17.
Ng6 {White throws everything at black's king in this game, but it is not
enough.} Bxc4 18. Bf4 Bxd3 19. Rh3 Bxf5 20. Qxh7+ Kf7 21. Rg3 Ne4 22. Ne5+ Ke6
{0-1 Timman,J-Polugaevsky,L/Tilburg 1983/MCD (22)}) 13. exf5 f6 $5 $13 (13...
Bxc4 $2 14. f6 $1 Nxf6 15. Bg5 $16 {[%cal Ye2g3,Yg3h5,Yg3f5,Yf1f6,Yg5d8] is
typical of what black must avoid. White's attack with Ng3-h5/f5 simply plays
itself.}) (13... Nf6 $6 14. Bg5 h6 15. Bh4 Bxc4 16. Nf4 {Also invites a
serious assault. White's conduct of the attack here is a joy to watch.} d5 17.
Nh5 Kh7 18. Rf3 Rg8 19. Rh3 {[%csl Rh6]} Bxd3 20. Qxd3 Nc4 21. Rf1 Rc8 22. Bg5
$1 Rc6 23. Nxg7 Kxg7 (23... Rxg7 24. Rxh6+ Kg8 25. Qh3 $18) 24. Bxh6+ Kh8 25.
Bf8+ {1-0 Hoi,C-Kveinys,A/Ostrava 1992 (25)})) (11... f6 12. Qa4 $5 Na5 13.
dxc5 bxc5 14. Rd1 Qc7 15. f5 e5 16. Ng3 Nd6 17. Be2 Ndxc4 18. Bxc4+ (18. Rxd7
$5 Qb6 19. Nh5 $40) 18... Bxc4 19. Rxd7 Qb6 20. Qd1 Rad8 {1/2-1/2 Balashov,
Y-Aseev,K/St. Petersburg 1998/CBM 67 (20)}) 12. exf5 $5 {I prefer this to the
older} (12. Ng3 g6 13. Be3 {when black has a wide choice, including two
classic defensive contributions from Karpov, whose match against Saemisch
specialist Yusupov did much to refine the theory here:} cxd4 $5 (13... Nd6 14.
exf5 Nxc4 $1 {Only this way! White is obliged to seek compensation for the
exchange in some rather muddy waters.} (14... gxf5 15. Qe2 Na5 16. dxc5 Ndxc4
17. Bd4 bxc5 18. Bxc5 Rf6 19. Rab1 Rg6 20. Bd4 {[%cal Yd4h8]} Rc8 21. Bxa7 Qc7
22. Bd4 Bb7 23. Rf2 Nxa3 24. Re1 Rf8 25. Qh5 $40 {1-0 Polgar,Z-Sokolov,I/
Pardubice 1994/CBM 42 (52)}) 15. Bxc4 Bxc4 16. fxg6 Bxf1 17. Qh5 Qe7 18. Rxf1
hxg6 19. Qxg6+ Qg7 20. Qd3 cxd4 21. cxd4 Qh7 $13 {0-1 Yusupov,A-Karpov,A/
London cs 1989 (61) and now} 22. f5 $5 {I.Zaitsev is interesting.}) (13... d6
14. d5 Ne7 15. exf5 gxf5 16. Nh5 Nf6 17. dxe6 Bb7 18. Bf2 Nxh5 (18... Qe8 $5)
19. Qxh5 Qe8 {1/2-1/2 Jussupow,A-Salov,V/Linares 1993/CBM 34 (41) and now
simply} 20. Qh3 $5 $40 {Retains attacking chances, as Salov himself notes.})
14. cxd4 d5 $1 {Another Karpovian idea which seems fine for black.} 15. cxd5
Bxd3 16. Qxd3 fxe4 17. Qxe4 (17. Nxe4 Qxd5 18. Nc3 Qd7 19. Rad1 Ne7 {[%csl Gd5]
} 20. d5 Rd8 $5 (20... exd5 21. Nxd5 Qxd5 22. Qxd5+ Nxd5 23. Rxd5 Nf6 24. Rd3 {
[%cal Yf4f5] also does not look too terrifying, although white can still try
to create some play with f5.}) 21. f5 Rxf5 22. Rxf5 exf5 (22... Nxf5 $5 23. Bg5
Rc8 24. dxe6 Qxe6 25. Nd5 {offers a little compensation, but I suspect not
enough.}) 23. Bg5 Nd6 24. Qd4 $44 {[%csl Yd5,Yg5] 0-1 Lyrberg,P-Soffer,R/
Budapest 1993/EXT 97 (54) and again white has some compensation for a pawn.})
17... Qxd5 18. Qxd5 exd5 19. Rac1 Na5 ({The original approach with} 19... Rc8
$1 {still looks best at present. It would be interesting to know whether
Yusupov had in mind Karpov's own suggestion after} 20. f5 Nd6 21. fxg6 hxg6 22.
Rxf8+ Kxf8 23. h4 $1 Nc4 24. Bg5 Nxd4 {0-1 Jussupow,A-Karpov,A/Linares 1993/
CBM 34 (40)} {of} 25. Rf1+ Ke8 26. Re1+ Kd7 (26... Kf8 $5) 27. Re7+ Kc6 28. Rg7
$13) 20. f5 Nc4 21. Bg5 Ned6 22. Be7 Rf7 23. Bxd6 Nxd6 24. fxg6 hxg6 25. Rc6
Rd8 26. Rxf7 Kxf7 27. Rc7+ Ke6 28. Rxa7 $14 {1-0 Jussupow,A-Cvitan,O/Dresden
1998/CBM 65 (48)}) 12... exf5 13. dxc5 bxc5 14. Be3 {Alexsandrov is quite a
specialist in this line, and looks particularly dangerous in the.... White's
plan here involves redirecting this bishop to the king-side, and at the same
time re-routing his knight towards the tasty centre square d5. The old example
from Spassky given below describes this better than I can. Encouraging black
to play ...d6 also helps to ensure that the e8 knight will not participate in
the onslaught against the c4 pawn. It is important not to be distracted by
tempting tactical possibilities here.} ({It is by now well established that} 
14. Ng3 g6 15. Be3 d6 16. Bxf5 $6 gxf5 17. Qd5+ Rf7 18. Qxc6 Bb7 $1 (18... Bxc4
{is less purposeful.}) 19. Qa4 h5 $1 {[%csl Re3,Rg3][%cal Gb7g2,Gf7g7,Gg7g2,
Gh5h4] Black has ample compensation for the pawn. This is less based around
the customary queen-side weaknesses, which are here well covered, but rather
the tremendous contrast in the scope of the bishops. It is well-known that
opposite-coloured bishops enhance the prospects of the player with attacking
chances against the king, and here the weakness of white's g2 point is a vivid
example.} 20. Rab1 Ng7 21. Rf2 h4 22. Rfb2 hxg3 23. Rxb7 Rxb7 24. Rxb7 Qe8 25.
Qxe8+ Rxe8 26. Bd2 Re2 27. Rb2 Nh5 28. hxg3 Nxg3 $17 {[%csl Rc3,Rc4,Rd2,Gg3]
[%cal Gg3e4] Nimzovich would have been very proud!} 29. Rb8+ Kf7 30. Be1 Rxe1+
31. Kf2 Re4 32. Kxg3 Rxc4 33. Rb7+ Ke6 34. Rxa7 Kd5 35. a4 Rxc3+ 36. Kh4 Ke4
$17 {0-1 Hollis,A-Hovde,F/corr 1991/Inf 51 (52)}) 14... d6 {Better to accept
the necessity of this} (14... Qa5 {has the drawback of weakening d7.} 15. Bf2
Nd6 16. Bc2 $1 {[%csl Rd6,Rd7]} Rf6 17. Qd5+ Kh8 18. Bd3 Rc8 19. Qxc5 Qxc5 20.
Bxc5 Bxc4 21. Bxc4 Nxc4 22. Rfd1 d6 23. Bf2 Re6 24. Nd4 Nxd4 25. Bxd4 $14 {
[%csl Yd4][%cal Gd4g7,Gd4a7] 1-0 Aleksandrov,A-Epishin,V/Moscow PCA-Intel qual
1995/EXP 46 (53)}) 15. Bf2 (15. Rb1 Qc7 16. Bf2 Bc8 17. Re1 Nf6 18. Ng3 g6 19.
Nf1 $1 {[%csl Rf6][%cal Yf2h4,Yf1e3,Ye3d5] This is really a bit of vintage
1960s Spassky - sit back and enjoy!} Bb7 20. Bh4 Nh5 21. Bg5 Rf7 22. Be2 Nf6
23. Ne3 Ne4 24. Nd5 Qd7 25. Bf3 Re8 26. Rxe4 $1 Rxe4 (26... fxe4 27. Bg4 Rf5
28. Nf6+) 27. Bxe4 fxe4 28. Nf6+ Rxf6 29. Bxf6 Na5 30. Rb5 $5 Nxc4 31. Rxc5 Nb6
32. Qb3+ Kf8 33. Rg5 {[%cal Yf4f5]} e3 34. Bd4 Qe8 35. Qb1 Qe6 $2 36. f5 $1 $40
Qe7 37. fxg6 Qxg5 38. Qf1+ Ke8 39. Qf7+ Kd8 40. Bf6+ {1-0 Spassky,B-Bykov,V/
Leningrad 1963 (40)}) (15. Ng3 Qc8 (15... g6 $5 {looks better at once since I
suspect} 16. Bxf5 gxf5 17. Qd5+ Rf7 18. Qxc6 Bb7 19. Qa4 Rg7 $44 {will still
be fine for black.}) 16. Re1 g6 17. Be2 Rb8 18. Bf2 Qc7 19. Nf1 $1 {[%cal
Ye3d5,Yf1e3,Yf2h4] Familiar activation of white's forces.} Nf6 20. Ne3 Ne7 21.
Bh4 Ne4 22. Bf3 Rbe8 23. Qd3 Bb7 24. Rad1 Nc8 25. Nd5 Qf7 26. Rb1 Kh8 27. Re3
h6 28. Bxe4 fxe4 29. Rxe4 Rxe4 30. Qxe4 Nb6 31. f5 Bxd5 32. cxd5 Qxf5 33. Re1
Nxd5 34. c4 Qxe4 35. Rxe4 $14 Nc3 36. Re6 Rf4 $2 37. Bf6+ Kg8 38. Bxc3 $18 {
1-0 Aleksandrov,A-Dragomarezkij,E/Moscow 1995/EXT 98 (47)}) 15... Qd7 16. Ng3
g6 17. Re1 Nf6 18. Nf1 Rae8 $1 {Black's defensive set-up looks the most
efficient. No time has been lost in contesting the important e4 square.} 19.
Qa4 Ne5 20. Bc2 Qxa4 21. Bxa4 Ned7 22. Ne3 Re6 23. Bb5 Bb7 (23... Bxb5 24. cxb5
Rfe8 25. c4 {[%cal Ya3a5]} Nb6 26. a4 Ng4 $5) 24. Nd5 Rxe1+ 25. Rxe1 Nxd5 26.
Bxd7 Nb6 $1 {[%mdl 256] Balashov makes a series of sensible and instructive
defensive choices here to neutralise fully white's initiative.} (26... Nxf4 27.
Bg3 Rf7 (27... Nxg2 28. Re7 $40) 28. Be8 $14) 27. Re7 Bc8 28. Bc6 Rf7 29. Bh4
Bd7 $1 30. Bf3 Rxe7 31. Bxe7 Nc8 32. Bd5+ Kg7 33. Bd8 Kf8 34. Kf2 1/2-1/2

[Event "SWE-ch"]
[Site "Borlange"]
[Date "2014.07.12"]
[Round "1"]
[White "Semcesen, Daniel"]
[Black "Hillarp Persson, Tiger"]
[Result "1-0"]
[ECO "E29"]
[WhiteElo "2471"]
[BlackElo "2564"]
[Annotator "Ziegler,A"]
[PlyCount "67"]
[EventDate "2014.07.12"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[EventCategory "10"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 {old school} Bxc3+ 5. bxc3 c5 6. e3 Nc6 {
Black is heading for a Hübner with a tempi extra.} 7. Bd3 O-O 8. Ne2 {White
declines...} e5 9. O-O Re8 10. Ng3 b6 (10... cxd4 11. cxd4 exd4 12. exd4 d5 {
is a way of saying that the knight is misplaced on g3.}) 11. d5 e4 {risky} (
11... Na5 12. e4 Ba6 13. Nf5 d6 14. Ne3 $14) 12. Nxe4 Nxe4 13. dxc6 Nf6 14. e4
dxc6 15. e5 {With this move Black's knight gets totally desoriented. Try to
find a nice square for the knight!} Ng4 16. f4 f5 17. h3 Nh6 18. Qf3 Be6 {
occupying the only nice square for the knight.} 19. Rd1 Qc7 20. Be3 Rac8 21.
Bf2 Nf7 22. Bh4 (22. a4 $1 a5 23. Rab1 {Was the classical approach. White's
advantage is overwhealming.}) 22... Nd8 23. Rd2 Qf7 24. Rad1 Nb7 25. Be2 Na5
26. Rd6 Rc7 27. Kh2 Rd7 28. R1d2 Rxd6 29. Rxd6 h6 30. Qg3 Kh7 31. a4 Bxc4 32.
Bxc4 Nxc4 33. Rxc6 Re6 34. Rc8 $11 {Here Tiger forgot about the clock and lost
on time?} 1-0