Icannos/chess_studies huggingface dataset:
[Event "Latvian Gambit Thematic (A)"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Bottino, A.."]
[Black "Malmstrom, Jan"]
[Result "0-1"]
[Annotator "Malmstrom, J."]
[ECO "C40"]
[EventDate "1997.??.??"]
[PlyCount "26"]

1. e4 e5 2. Nf3 f5 3. Nxe5 Qf6 4. d4 d6 5. Nc4 fxe4 6. Be2 d5 ( 6... Qd8 ) 7. Ne3 Be6 ( 7... Qf7 8. c4 Nf6 9. cxd5 Bd6 10. O-O O-O 11. Nc3 ) ( 7... Ne7 ) ( 7... c6 8. c4 Bb4+ ( 8... dxc4 ) ( 8... Ne7 ) 9. Bd2 Bxd2+ 10. Qxd2 Qf7 11. O-O Nf6 12. Qb4 Na6 ) 8. O-O Nc6 ( 8... Bd6 ) 9. c3 ( 9. c4 O-O-O ) 9... O-O-O ( 9... Bd6 ) 10. f3 Qh4 11. fxe4 dxe4 12. Qe1 Qxe1 13. Rxe1 Nf6 0-1
[Event "Latvian Gambit Thematic (A)"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Calvani, Vito"]
[Black "Malmstrom, Jan"]
[Result "0-1"]
[Annotator "Malmstrom, J."]
[ECO "C40"]
[EventDate "1997.??.??"]
[PlyCount "78"]

1. e4 e5 2. Nf3 f5 3. Nxe5 Qf6 4. Nc4 fxe4 5. Nc3 Qf7 6. d4 $6 Nf6 7. Bg5 Bb4 8. Ne5 Qe6 9. Bc4 d5 10. Bxf6 Bxc3+ 11. bxc3 gxf6 12. Qh5+ Ke7 13. Bxd5 ( 13. Ng6+ hxg6 14. Qxh8 dxc4 ) 13... Qxd5 14. Ng6+ Kd6 15. Qxd5+ Kxd5 16. Nxh8 Be6 17. Rb1 Kc6 18. c4 Bxc4 19. Rb4 Bxa2 ( 19... b5 20. a4 ) 20. Ra4 Bg8 ( 20... Be6 21. c4 b5 22. d5+ Kc5 23. Ra5 Nc6 24. dxc6 Bxc4 25. Kd2 Rxh8 26. Rxa7 Kxc6 27. Kc3 $15 ) 21. f3 ( 21. c4 Nd7 ) ( 21. Ra3 Be6 22. c4 Bxc4 23. Rh3 Na6 24. Rxh7 Rg8 25. g3 Rd8 26. Kd2 Rxd4+ 27. Ke3 Rd3+ 28. Kxe4 Nc5+ 29. Kf4 Bd5 ) ( 21. Kd2 Nd7 22. Rha1 a6 23. Ra5 Bd5 ) 21... exf3 22. gxf3 b5 23. Ra3 Bd5 ( 23... Nd7 24. Kd2 Bd5 25. Ra6+ Nb6 26. Ke3 Rxh8 27. Rxa7 Re8+ 28. Kf2 h5 ) ( 23... a5 24. Rg1 Nd7 25. Rg7 ) ( 23... Bc4 24. Rc3 Kd6 25. Rxc4 bxc4 ) 24. Rg1 ( 24. O-O Kd6 25. Rb1 Nc6 26. Rxb5 Rxh8 27. Ra6 Re8 ) ( 24. Kf2 a5 25. Rha1 Kb6 ) 24... b4 ( 24... Nd7 25. Rg7 Rxh8 26. Ra6+ Kb7 27. Rxd7 Kxa6 28. Rxd5 Kb6 29. Rd7 h5 30. Rf7 Rh6 31. Rf8 ) 25. Ra5 Kd6 26. Rg7 Nc6 27. Rxd5+ Kxd5 28. Rxh7 Nxd4 29. Rd7+ Kc5 30. Nf7 ( 30. Rxc7+ Kb6 31. Rh7 a5 32. Rh6 Re8+ 33. Kd1 Re6 34. f4 a4 35. Kc1 Rc6 36. Kb1 Nxc2 37. Rg6 b3 38. Rg8 Na3+ 39. Kb2 Nc4+ 40. Kc3 Nd6+ $19 ) 30... Nxc2+ 31. Kd2 Kc6 32. Re7 Nd4 33. Kd3 ( 33. f4 Rf8 34. Nh6 Nf3+ 35. Kd3 Rd8+ 36. Ke4 Nxh2 ) 33... Nxf3 34. Kc4 a5 35. Re6+ Kb7 36. Rxf6 Nxh2 37. Kb5 b3 38. Rf2 Ng4 39. Rd2 a4 0-1
[Event "Latvian Gambit Thematic (A)"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Malmstrom, Jan"]
[Black "Giancotti, Eraldo"]
[Result "1-0"]
[Annotator "Malmstrom, J."]
[ECO "C40"]
[EventDate "1997.??.??"]
[PlyCount "19"]

1. e4 e5 2. Nf3 f5 3. Nxe5 Qf6 4. Nc4 fxe4 5. Nc3 Qg6 $5 ( 5... Qf7 ) 6. Nd5 $1 ( 6. d3 $5 Bb4 7. Bd2 ( 7. dxe4 Qxe4+ 8. Ne3 Bxc3+ 9. bxc3 Ne7 10. Bd3 ) 7... exd3 $5 8. Bxd3 Qxg2 9. Qh5+ ( 9. Be4 Qh3 10. Nd5 Bxd2+ 11. Qxd2 Na6 12. O-O-O Qh6 13. Rhe1 Qxd2+ 14. Rxd2 Kd8 $13 ) 9... Kd8 10. Be4 ( 10. O-O-O Nf6 11. Qh4 Qg4 12. Qxg4 Nxg4 13. Bg5+ ( 13. Rhg1 Nxf2 14. Rde1 Nxd3+ 15. cxd3 $13 ) 13... Be7 14. Bxe7+ Kxe7 $13 ) 10... Nf6 ) 6... Na6 7. d4 $1 ( 7. Nce3 c6 ( 7... Bd6 8. Be2 Nf6 9. Nxf6+ Qxf6 10. Bc4 $14 ) 8. Bxa6 cxd5 9. Be2 $14 ) 7... Nf6 $5 ( 7... exd3 8. Bxd3 Qxg2 9. Qh5+ Kd8 10. Bg5+ Be7 11. Nxe7 Nxe7 12. O-O-O $16 ) ( 7... d6 8. Nce3 Qf7 9. Bxa6 bxa6 10. c4 $14 ) ( 7... Qf7 8. Nce3 c6 9. Bxa6 cxd5 10. Be2 $14 ) 8. Ne5 Qf5 9. g4 ( 9. Ne3 Qe6 10. c3 ) ( 9. Bc4 ) 9... Qxg4 $4 ( 9... Qe6 10. Nf4 Qg8 11. g5 Nd5 12. Nxd5 Qxd5 13. Qh5+ g6 14. Nxg6 Qf7 15. Nf4 Qxh5 16. Nxh5 $16 ) 10. Nxf6+ 1-0
[Event "Latvian Gambit Thematic (A)"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Malmstrom, Jan"]
[Black "Mc Allister, K.."]
[Result "1-0"]
[Annotator "Malmstrom, J."]
[ECO "C40"]
[EventDate "1997.??.??"]
[PlyCount "47"]

1. e4 e5 2. Nf3 f5 3. Nxe5 Qf6 4. Nc4 fxe4 5. Nc3 Qg6 6. Nd5 ( 6. d4 exd3 ( 6... Bb4 7. Ne5 ) 7. Bxd3 Qe6+ 8. Ne3 ) ( 6. f3 exf3 ( 6... Be7 $1 ) 7. Qxf3 Bc5 8. Bd3 Qe6+ 9. Ne3 Nf6 10. O-O ) ( 6. Ne3 Nf6 7. Bc4 ( 7. d3 Bb4 8. Bd2 d5 $2 ( 8... Bxc3 9. Bxc3 O-O 10. Be2 c6 11. Bb4 Re8 12. dxe4 Qxe4 ) ) ) ( 6. d3 Bb4 7. Bd2 ( 7. dxe4 Qxe4+ 8. Ne3 Bxc3+ 9. bxc3 Ne7 10. Bd3 Qh4 ) 7... exd3 8. Bxd3 Qxg2 9. Qh5+ Kd8 10. O-O-O Nf6 11. Qh4 Qg4 12. Qxg4 Nxg4 13. Rhg1 Nxf2 14. Rde1 ( 14. Bg5+ Be7 15. Bxe7+ Kxe7 16. Rde1+ Kd8 17. Ne5 ) 14... Nxd3+ 15. cxd3 d6 16. Rxg7 Bd7 17. Bg5+ Kc8 18. Nd5 Nc6 19. Rf1 ) 6... Bd6 $6 ( 6... Na6 7. Nce3 c6 $1 ( 7... Bd6 8. d4 Ne7 9. Nxe7 Bxe7 10. Be2 $14 ) ) 7. Nxd6+ ( 7. d4 Ne7 8. Nxd6+ Qxd6 9. Bc4 Nxd5 10. Qh5+ g6 11. Qxd5 Qxd5 12. Bxd5 c6 13. Bxe4 d5 14. Bf3 $16 ) 7... Qxd6 8. Qg4 Kf8 ( 8... Nf6 9. Qxg7 Rf8 10. Nxf6+ Qxf6 11. Qxf6 Rxf6 12. b3 ) 9. Qxe4 Nf6 10. Nxf6 Qxf6 11. d4 Qf7 12. Bd3 ( 12. c4 ) 12... d5 13. Qf4 ( 13. Qe2 ) 13... Nc6 14. c3 Nd8 15. O-O Ne6 16. Qg3 c6 17. b3 ( 17. f4 Nc7 18. f5 Ne8 19. Bg5 h6 20. Bh4 Qc7 21. Qe5 b6 22. Rae1 Qxe5 23. dxe5 Bb7 24. f6 gxf6 25. exf6 ) 17... Kg8 ( 17... Bd7 18. f4 h6 19. Ba3+ Kg8 20. Rae1 Be8 21. f5 Ng5 22. f6 gxf6 23. Be7 Rh7 24. Rxf6 Qxe7 25. Rxe7 Rxe7 26. h4 ) 18. f4 Qc7 19. Ba3 ( 19. Re1 ) ( 19. Bd2 ) ( 19. Qe3 ) 19... g6 ( 19... Qa5 20. Bd6 ) 20. Rae1 Kg7 21. Qh4 Re8 22. f5 gxf5 23. Rxf5 Bd7 24. Rf7+ 1-0
[Event "Latvian Gambit Thematic (A)"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Malmstrom, Jan"]
[Black "Triantafillopoulos, D.."]
[Result "1-0"]
[Annotator "Malmstrom, J."]
[ECO "C40"]
[EventDate "1997.??.??"]
[PlyCount "31"]

1. e4 e5 2. Nf3 f5 3. Nxe5 Qf6 4. Nc4 fxe4 5. Nc3 Nc6 ( 5... Qf7 ) 6. Qg4 ( 6. Nd5 Qd8 7. Qh5+ g6 8. Qg4 ) ( 6. Nxe4 $2 Qe6 7. Qe2 d5 8. Ng5 Qxe2+ 9. Bxe2 dxc4 $17 ) 6... d5 ( 6... d6 7. Qxe4+ Qe6 $16 ) 7. Qh5+ g6 8. Qxd5 Be6 9. Qb5 ( 9. Qxe4 O-O-O 10. d3 ) 9... O-O-O 10. Na5 ( 10. Nxe4 Qd4 11. d3 Bxc4 12. Qxc4 Qxc4 13. dxc4 Nb4 14. Rb1 Nxc2+ 15. Ke2 Nd4+ ) ( 10. Ne3 a6 11. Qa4 Rd4 ) ( 10. Be2 Nd4 11. Qa4 Nxe2 12. Nxe2 Bc5 13. Ne3 Qe5 14. O-O $14 ) 10... Nxa5 11. Qxa5 e3 ( 11... a6 12. Nxe4 ( 12. Bxa6 bxa6 13. Qxa6+ Kb8 14. Qb5+ Kc8 15. Nxe4 Bd7 16. Qe2 Qb6 17. O-O ) 12... Qd4 13. f3 Bb4 14. Qg5 Rd5 15. Qh4 ( 15. Qe3 ) 15... g5 16. Qf2 Qxf2+ 17. Kxf2 ) 12. dxe3 Kb8 $2 ( 12... a6 $16 ) 13. Nb5 Bc5 $4 14. Qxc7+ { 1-0 } 14... Ka8 15. Qxc5 Kb8 16. Bd2 1-0
[Event "Latvian Gambit Thematic (A)"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Riva, Roberto"]
[Black "Malmstrom, Jan"]
[Result "1/2-1/2"]
[Annotator "Malmstrom, J."]
[ECO "C40"]
[EventDate "1997.??.??"]
[PlyCount "49"]

1. e4 e5 2. Nf3 f5 3. exf5 Nc6 ( 3... e4 ) 4. d4 exd4 5. Nxd4 Qe7+ $6 ( 5... Nxd4 6. Qxd4 d5 ) 6. Be3 ( 6. Be2 Nxd4 7. Qxd4 d6 ) 6... Nf6 ( 6... Qf7 ) ( 6... Qb4+ $2 7. c3 Qxb2 8. Nb3 $16 ) ( 6... Qe5 ) 7. Nc3 Qe5 8. Be2 ( 8. Ncb5 Nd5 9. Qh5+ g6 10. Qe2 ) 8... Bb4 9. O-O Bxc3 ( 9... Bd6 10. Nf3 Qxf5 11. Nb5 $16 ) ( 9... a6 ) ( 9... d5 10. Ncb5 O-O 11. Nxc6 bxc6 12. Qd4 Bd6 13. Qxe5 Bxe5 14. Nxa7 Bxb2 15. Rab1 Be5 16. g4 d4 ) 10. bxc3 O-O 11. Re1 Nxd4 ( 11... Ne4 12. Bc4+ Kh8 13. Qg4 d5 14. Bd3 Nxd4 15. Bxd4 Bxf5 16. Qh4 $16 ) ( 11... d5 12. Bd3 Ne4 13. Nxc6 bxc6 14. Bd4 Qf4 15. Bxe4 dxe4 $16 ) 12. cxd4 Qxf5 13. Bd3 Qa5 ( 13... Qg4 14. Qxg4 Nxg4 15. Rab1 c6 16. h3 Nxe3 17. Rxe3 d5 18. Re7 b5 19. Rc7 Bf5 20. Rxc6 Bxd3 21. cxd3 a6 22. Re1 Rf4 ) 14. Bd2 Qb6 15. Rb1 Qxd4 16. Rb4 Qc5 ( 16... Qd6 17. Bc3 Qc6 18. Rc4 Qb6 19. Bd4 Qa5 20. Rc5 Qb6 21. Rh5 $16 ) 17. Rc4 Qb6 18. Be3 Qa5 19. Rc5 Qb6 20. Re5 Qc6 21. Bb5 Qd6 22. Bd4 ( 22. Qxd6 cxd6 23. Re7 Rf7 $14 ) 22... Kh8 ( 22... a6 23. Bc4+ Kh8 24. Re7 b5 25. Bd5 c6 26. Bf3 Qf4 27. Be5 Qf5 28. Qd6 Bb7 29. Bxf6 Qxf6 30. Qxf6 gxf6 31. R1e4 Rg8 32. Rxd7 Bc8 33. Rf7 Bf5 34. Ree7 Rae8 ) ( 22... b6 23. Re7 a6 24. Bc4+ Kh8 25. Qd2 Bb7 26. Qg5 Rg8 27. Bxg8 Rxg8 28. Bb2 h6 29. Qg6 $18 ) ( 22... c6 23. Bd3 Nd5 24. Bc4 Qg6 $16 ) 23. R5e3 { draw } ( 23. Re7 c6 24. Bc4 Qf4 ) 23... a6 24. Be2 Nd5 25. Rd3 1/2-1/2
[Event "Petrov Thematic (B)"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Arata, M.."]
[Black "Malmstrom, Jan"]
[Result "0-1"]
[Annotator "Malmstrom, J."]
[ECO "C42"]
[EventDate "1997.??.??"]
[PlyCount "56"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8. c3 O-O 9. Qc2 f5 10. Re1 Qd6 11. Be3 Be6 12. Nbd2 Rae8 13. Re2 Bf7 14. Ne1 Bh5 15. f3 Nd8 ( 15... Bh4 16. Nb3 f4 17. Bd2 Nxd2 18. Qxd2 Nd8 ) 16. fxe4 fxe4 17. Bb5 c6 18. g4 ( 18. Bc4 ) 18... Bxg4 19. Rg2 Qe6 ( 19... Bf3 20. Nexf3 exf3 21. Rg3 Bh4 ( 21... cxb5 22. Rf1 Qe6 23. Rgxf3 ) 22. Rh3 Rxe3 ) 20. Be2 Bh3 ( 20... Bf3 21. Rf2 Bh4 22. Bxf3 exf3 23. Ndxf3 Bxf2+ 24. Bxf2 Qg4+ 25. Bg3 Rxf3 26. Nxf3 Qxf3 ) 21. Qd1 ( 21. Bh5 Bxg2 22. Nxg2 g6 23. Be2 Qh3 ( 23... Bd6 24. Nf1 Qf5 25. Re1 Ne6 26. c4 ) 24. Nf1 Ne6 25. Re1 Ng5 ( 25... Rf7 26. Qd1 Ng5 27. Bxg5 Bxg5 28. Bg4 Qh6 29. Nge3 Qh4 ) 26. Bxg5 Bxg5 27. Qd1 Qf5 28. Ng3 Qf7 29. Rf1 ) 21... Bxg2 22. Nxg2 Bd6 ( 22... Rf6 ) 23. Bg4 Qf7 ( 23... Qe7 ) ( 23... Qg6 $2 24. Bh5 ) 24. Qa4 ( 24. Bh5 g6 25. Bg4 Qc7 26. h3 ) 24... b5 ( 24... Qg6 25. Qd1 ) 25. Qa5 Qg6 ( 25... Nb7 26. Qa6 Qc7 27. h3 Nd8 28. Rf1 Rxf1+ 29. Nxf1 ) 26. h3 $2 ( 26. Be2 Rf7 27. Rf1 Bc7 28. Qa6 Ref8 29. Rxf7 Rxf7 30. a4 bxa4 31. Qxa4 Ne6 32. Nf1 Nf4 33. Bxf4 Bxf4 34. b4 ) 26... h5 27. Bd7 ( 27. Be2 Qg3 28. Nf1 Rxf1+ 29. Kxf1 Rf8+ ) 27... Qg3 28. Nf1 Rxf1+ 0-1
[Event "Petrov Thematic (B)"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Atienza, Hilario"]
[Black "Malmstrom, Jan"]
[Result "0-1"]
[Annotator "Malmstrom, J."]
[ECO "C42"]
[EventDate "1997.??.??"]
[PlyCount "104"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. O-O O-O 8. c4 c6 9. cxd5 cxd5 10. Nc3 Nxc3 11. bxc3 Bg4 12. Rb1 Qd7 13. Re1 h6 14. h3 Be6 15. Ne5 Qc7 16. Qh5 Bxe5 17. Rxe5 Qxc3 18. Re3 Rc8 19. Bh7+ Kxh7 20. Rxc3 Rxc3 21. Bd2 Rc7 22. Bf4 Rd7 23. Bxb8 Rxb8 24. Qe5 Re8 25. Rc1 Kg8 ( 25... a6 ) ( 25... f6 26. Qf4 Ree7 27. Rc8 b5 28. Rb8 a6 29. Rb6 ) ( 25... Rde7 26. Rc7 Bd7 27. Qd6 Re1+ 28. Kh2 Be6 $16 ) 26. Rc3 ( 26. Rc7 f6 27. Qf4 ) 26... f6 27. Qe2 Rde7 28. Re3 Kf7 29. Qb5 h5 ( 29... g5 ) ( 29... f5 ) ( 29... Bd7 $2 30. Rxe7+ ) 30. f4 g6 31. Kf2 Rc8 32. Kg3 ( 32. f5 gxf5 ) 32... Rc4 33. Qb2 Rec7 34. Qd2 Bf5 ( 34... b6 ) ( 34... Rc2 ) 35. Qa5 Be4 36. Rxe4 ( 36. Qxa7 Rc2 ) 36... dxe4 37. Qd5+ Kg7 38. Qxe4 Rd7 39. Qe6 Rcxd4 40. f5 h4+ 41. Kh2 g5 ( 41... gxf5 42. Qxf5 R7d6 ) ( 41... R4d6 42. Qe4 g5 ) 42. Qe8 Rf7 ( 42... R4d6 ) 43. Qe2 Rd5 44. Qf2 b5 45. Qf3 Rfd7 ( 45... Re5 ) 46. Kh1 ( 46. Qe4 Re5 ) 46... b4 { 0-1 } 47. Kh2 a5 48. Qe4 Re5 49. Qc6 Rde7 50. Qc8 a4 51. Qc2 Re1 52. Qc5 Rd7 $17 0-1
[Event "Petrov Thematic (B)"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Malmstrom, Jan"]
[Black "Atienza, Hilario"]
[Result "1-0"]
[Annotator "Malmstrom, J."]
[ECO "C42"]
[EventDate "1997.??.??"]
[PlyCount "79"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8. Re1 Bg4 9. c3 f5 10. Qb3 O-O 11. Bf4 Na5 12. Qa4 c5 13. Ne5 Bh5 14. f3 Be8 15. Bb5 Nf6 16. Nd2 Nh5 17. Bxe8 Rxe8 18. Be3 Qc7 19. b4 Nc6 20. bxc5 $5 ( 20. Nxc6 bxc6 21. bxc5 Bh4 22. Bf2 Bxf2+ 23. Kxf2 Nf4 ) 20... Nxe5 ( 20... Bh4 21. Bf2 Bxf2+ 22. Kxf2 Nf4 23. Re3 Nxe5 24. dxe5 Ng6 25. f4 Qxc5 26. Nf3 $15 ) 21. dxe5 Bxc5 22. Bd4 ( 22. Bxc5 Qxc5+ 23. Qd4 Rac8 ) ( 22. f4 b5 $15 ) 22... Nf4 23. Nb3 Bf8 24. Rad1 b6 25. Qb5 ( 25. g3 ) ( 25. Kh1 ) ( 25. Nc1 Ne6 26. Ne2 g6 ) 25... Rad8 26. Re3 ( 26. Nc1 ) ( 26. g3 Ne6 27. Qd3 g6 28. f4 ) 26... Re6 27. g3 Nh3+ 28. Kg2 Ng5 29. Nc1 ( 29. Nd2 ) ( 29. a4 ) 29... Rh6 30. Rde1 ( 30. Qd3 Qf7 ) ( 30. Ne2 Ne6 31. f4 ) 30... Qf7 31. Nd3 ( 31. Qe2 f4 32. gxf4 Qxf4 ) 31... Ne6 ( 31... Qh5 32. h4 Ne6 33. f4 Qg4 34. Nf2 Qg6 35. Kh2 Be7 36. Nh3 ) 32. f4 Qh5 33. Rh1 ( 33. h4 Rg6 34. Kh2 Nxd4 35. cxd4 Re6 ) 33... Qf7 ( 33... Qh3+ 34. Kg1 g5 35. fxg5 Rg6 ) 34. h3 Nc7 35. Qb3 Rc6 36. Nf2 ( 36. Qd1 Nb5 37. Nf2 Nxd4 38. cxd4 Rdc8 39. Rhe1 ) ( 36. Nb4 Re6 ) ( 36. a4 ) 36... Ne6 37. Rhe1 Rdc8 38. Qd1 ( 38. Rd1 ) ( 38. R1e2 ) 38... Rc4 39. Rd3 ( 39. Qf3 Ra4 40. R3e2 ) 39... Qb7 40. Qf3 $13 1-0
[Event "Petrov Thematic (B)"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Malmstrom, Jan"]
[Black "Arata, M.."]
[Result "1-0"]
[Annotator "Malmstrom, J."]
[ECO "C42"]
[EventDate "1997.??.??"]
[PlyCount "67"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nxf7 Kxf7 5. d4 Qe7 6. Nc3 Ke8 7. Bg5 h6 8. Bxf6 Qxf6 9. Nd5 Qf7 10. Bc4 Kd8 11. Nb6 Qg6 12. Nxa8 Qxg2 13. Rf1 Qxe4+ 14. Qe2 Qxd4 15. c3 ( 15. Bf7 Bd7 ( 15... Be7 16. c3 Qf4 17. Qc4 ) ) 15... Qf4 16. Bd5 Nd7 17. Qe3 Qxh2 18. O-O-O Qe5 19. Qxa7 Nc5 20. Qa5 Qe7 21. b4 ( 21. Rd2 ) ( 21. c4 Qd7 22. f4 Be7 ) ( 21. Rfe1 $2 Nd3+ ) ( 21. Rg1 ) 21... Na6 22. Bc4 ( 22. b5 Nc5 ( 22... b6 ) 23. Bc4 b6 24. Qa7 g6 25. Rfe1 Qd7 26. Bd5 ) 22... g6 23. Rxd6+ ( 23. f4 ) 23... Qxd6 24. Rd1 Qxd1+ 25. Kxd1 Bd6 26. Qd5 Nb8 ( 26... Rf8 27. Nb6 Bg4+ 28. Be2 Bxe2+ 29. Kxe2 Rf6 30. Nc4 $16 ) 27. Nb6 Bf5 ( 27... Bg4+ 28. f3 Bh5 29. Be2 ) 28. Bd3 ( 28. Bb5 ) 28... Rf8 29. Bxf5 gxf5 ( 29... Rxf5 30. Qg8+ Rf8 31. Qxg6 ) 30. Qe6 $18 ( 30. Nc4 Kc8 31. Qe6+ Nd7 32. Qxh6 Be7 ) 30... cxb6 ( 30... Re8 31. Qc8+ Ke7 32. Nd5+ Kf7 33. Qxf5+ Kg7 ) 31. Qxd6+ Nd7 32. Qxh6 Rf6 33. Qh1 ( 33. Qh8+ Kc7 34. a4 ) 33... Rd6+ 34. Kc2 1-0
[Event "Sicilian Thematic"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Albrecht, F.."]
[Black "Stolin, D.."]
[Result "1-0"]
[Annotator "Ruggeri Laderchi, G."]
[ECO "B97"]
[EventDate "1997.??.??"]
[PlyCount "35"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Qxb2 9. Rb1 Qa3 10. f5 e5 11. Bxf6 gxf6 12. Nd5 $1 ( 12. Nb3 b5 ( 12... Nd7 13. Nd5 Qxa2 14. Ra1 Qb2 15. Nc7+ Ke7 16. Bc4 Nb6 17. Nd5+ Nxd5 18. Qxd5 Qc3+ 19. Kd1 b5 20. Qxf7+ Kd8 21. Bd5 Rb8 22. Qxf6+ Kd7 23. Qxh8 Be7 24. f6 { 1-0 Bjerring,K-Sandahl,J/Copenhagen 1977 } ) 13. Nd5 Ra7 14. Nxf6+ Kd8 15. Nd5 Qxa2 16. Ra1 Qb2 17. Nc3 Rc7 18. Nd5 Rxc2 19. Qg5+ Kd7 20. Bxb5+ axb5 21. Ra7+ Ke8 22. Re7+ Kd8 23. Rxf7+ Ke8 24. Rxf8+ { 1-0 Morgan,M-Frank,J/Dearborn US-op 1992 } ) 12... Qxa2 ( 12... exd4 13. Nc7+ Kd8 14. Nxa8 Qxa2 15. Rb3 { 15.Qb4! b5 16.Bd3 Bb7 17.0-0 d5 18.Qd4 } 15... Qa1+ 16. Kf2 Nd7 17. Bb5 $1 Qxh1 18. Qa5+ Ke7 19. Nc7 Bh6 $2 { 19... ab5 20.Nd5 Ke8 21.Qc7 Be7 22.Qc8 Bd8 23.Nc7 Ke7 24.Nd5 = } 20. Nd5+ Ke8 21. Nxf6+ Ke7 22. Nd5+ Ke8 23. Qc7 Be3+ 24. Kf3 ( 24. Rxe3 dxe3+ 25. Nxe3 Kf8 26. Bxd7 Qa1 27. Qd8+ { 1-0 Levchenkov,V-Zilberstein,D/Nikolaev 1981 } ) 24... Kf8 25. Qxc8+ Kg7 26. Qxd7 axb5 27. f6+ Kg6 28. Rxe3 Qf1+ 29. Kg3 h5 30. Nf4+ Kh6 31. Qxf7 h4+ 32. Kg4 { 1-0 Aleksikov-Fedorov,V/Kaluga 1981 } ) ( 12... Kd8 13. Nb3 Nd7 14. h4 Nc5 15. Nxc5 Qxc5 16. Rh3 Be7 17. Rc3 Qd4 18. Qxd4 exd4 19. Rc7 Re8 20. Be2 b5 21. Bh5 Bf8 22. Rxf7 Rxe4+ 23. Kf1 Be7 24. Bf3 Rxh4 25. g3 Rh2 26. Nxe7 Ke8 27. Bxa8 Kxf7 28. Nxc8 Rxc2 29. Nxd6+ Ke7 30. Ne4 Rxa2 31. Rd1 b4 32. Bd5 Rb2 33. Rxd4 a5 34. Be6 { 1-0 Nevostruev,V-Kozlov,V/Vladivostok 1990 } ) ( 12... Qc5 13. Nxf6+ Ke7 14. Nf3 Nd7 15. Nd5+ Ke8 16. Bd3 b5 17. Qa5 Ra7 18. Rb3 Qc6 19. Rc3 Nc5 20. O-O Be7 21. Rb1 Bd8 22. Qa3 Bb6 23. Kh1 Qb7 24. Nxb6 Qxb6 25. Nxe5 dxe5 26. Rxc5 Rc7 27. Bxb5+ axb5 28. Rbxb5 Qd6 29. Rxe5+ Kd7 30. Rbd5 { 1-0 Noblesse-Crucifix/cr FR cup 1985 } ) 13. Rd1 ( 13. Nxf6+ $143 Kd8 14. Qb4 b5 $17 ( 14... exd4 $6 15. Qb6+ Ke7 16. Nd5+ Ke8 17. Nf6+ Ke7 18. Nd5+ Ke8 19. Nf6+ Ke7 $11 ) ) 13... Ra7 $16 ( 13... exd4 $5 14. Nc7+ Kd8 15. Nxa8 Nd7 $13 ) 14. Qc3 ( 14. Nxf6+ $143 Kd8 15. Nd5 b6 ( 15... exd4 $143 16. Qxd4 Nd7 17. Qxa7 $14 ) 16. Nxb6 Rc7 ( 16... exd4 $143 17. Nxc8 Kxc8 18. Qxd4 $16 ) 17. Qg5+ Be7 $15 ) 14... Bd7 15. Qc7 ( 15. Nxf6+ $6 Kd8 16. Nf3 b5 $11 ) 15... Ra8 16. Nxf6+ Ke7 17. Nc6+ $3 ( 17. Qxb7 $2 Kxf6 18. Qxa8 Qa5+ 19. Kf2 Qb6 20. Qd5 Bc6 21. Qb3 Qa7 22. Qe3 exd4 $15 ) ( 17. Nxd7 Nxd7 18. Nc6+ ( 18. Qxb7 exd4 19. f6+ Kxf6 20. Qxa8 Qa5+ 21. Kf2 Ne5 $18 ) 18... Ke8 19. Qxb7 Rd8 20. Nxd8 Qa5+ 21. Kf2 Qc5+ 22. Kf3 Kxd8 23. Bxa6 Qc3+ 24. Bd3 Bg7 $18 ) 17... bxc6 18. Nxd7 1-0
[Event "WCH1/A4 SEMI"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Catapano, Gianfranco"]
[Black "Ottosen, David"]
[Result "1-0"]
[Annotator "Ottosen, D."]
[BlackElo "2050"]
[ECO "A06"]
[EventDate "1997.??.??"]
[PlyCount "71"]
[WhiteElo "1900"]

1. Nf3 d5 2. d3 c6 3. e4 e6 4. Be2 Nd7 5. Bf4 dxe4 6. dxe4 Ngf6 7. Nbd2 Nc5 8. O-O Nfxe4 9. Nxe4 Qxd1 10. Raxd1 Nxe4 11. Rfe1 Bc5 12. Nd4 O-O 13. Bf3 Nf6 14. Nb3 ( 14. Nxc6 bxc6 15. Bxc6 Ba6 16. Bxa8 Rxa8 ) 14... Be7 15. c4 Rd8 16. Rxd8+ Bxd8 17. Rd1 Be7 18. Na5 a6 ( 18... e5 19. Bxe5 Be6 20. Nxb7 Bxc4 ) 19. Rd3 ( 19. Nxc6 bxc6 20. Bxc6 Ra7 21. Bb8 Bb7 22. Bxa7 Bxc6 ) 19... Ne8 ( 19... Ra7 20. Be3 c5 21. Bxc5 Bxc5 22. Rd8+ Bf8 23. Rxc8 b5 ) ( 19... Bb4 ) 20. Nxb7 ( 20. Rb3 Bd6 21. Be3 Rb8 22. Ba7 Ra8 23. Re3 ) ( 20. Nxc6 bxc6 21. Bxc6 e5 22. Bxa8 exf4 ) 20... Bxb7 ( 20... Ra7 21. Bxc6 Bxb7 ( 21... Rxb7 22. Bxb7 Bxb7 23. Rd7 ) 22. Bxe8 ( 22. Bxb7 Rxb7 ) 22... Be4 23. Rd4 Bb1 24. a3 Bf6 25. Rd2 Rb7 26. b4 ) 21. Rd7 Bf6 22. Rxb7 e5 ( 22... Rd8 ) 23. Bc1 e4 24. Be2 ( 24. Bxe4 Nd6 25. Bxc6 Nxb7 26. Bxb7 Rb8 ) 24... Nd6 25. Rc7 Nf5 26. c5 Ne7 ( 26... Nd4 ) 27. Kf1 Kf8 28. Bf4 Bxb2 ( 28... Ke8 29. Bd6 Rc8 ) 29. Bd6 Bf6 30. Rxc6 Ke8 ( 30... a5 31. Rc7 Rb8 ( 31... Ke8 32. Bb5+ Kd8 ) 32. Rxe7 ( 32. Bd1 ) ) 31. Rxa6 Rxa6 32. Bxa6 Nf5 ( 32... Nd5 ) 33. Bf4 Nd4 ( 33... e3 ) ( 33... Bd4 34. c6 Ne7 35. Bb5 ( 35. c7 Kd7 36. Bb5+ Ke6 ( 36... Kc8 37. Bd6 ) 37. a4 Bb6 38. Ke2 ( 38. h4 Nc8 39. Ke2 h6 ( 39... Ne7 40. g4 Ba5 ) 40. h5 g5 41. hxg6 fxg6 42. Bg3 Kd5 ) 38... g5 39. Bxg5 Bxc7 40. Bxe7 Kxe7 ) 35... Nc8 36. a4 Bb6 37. Be5 ( 37. c7+ Ke7 38. Ke2 h6 39. h4 f5 40. h5 Ke6 41. Bc6 Ne7 42. Bb5 Nc8 43. Bg3 Ne7 44. Kd2 Nc8 ( 44... f4 45. Bxf4 Bxf2 46. a5 Bc5 ) 45. Kc3 f4 46. Bxf4 Bxf2 47. Be2 Kf5 48. Bh2 ( 48. Ba6 ) 48... Be1+ 49. Kc2 ) 37... f6 38. c7+ Ke7 39. Bg3 g5 40. h3 ( 40. Be2 f5 41. h4 f4 42. Bh2 Bxc7 43. hxg5 Na7 ) 40... f5 41. Be5 Ke6 42. Bh2 f4 43. Bc6 e3 44. fxe3 Bxe3 45. a5 Kd6 46. Bf3 Kxc7 47. Bg1 Nd6 48. Bxe3 fxe3 49. Ke2 Nc4 50. a6 Kb6 51. Bb7 h5 52. g4 hxg4 53. hxg4 Ne5 54. Bc8 Nxg4 55. Bxg4 Kxa6 56. Kxe3 $11 ) ( 33... Kd7 34. Bb7 Nd4 35. Bxe4 Be7 36. Bxh7 Bxc5 37. Be3 ) 34. Bb7 Kd7 ( 34... Ne6 35. Be3 Be7 36. c6 ) 35. Bxe4 Be7 36. Be5 1-0
[Event "WCH1/A4 SEMI"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Fredriksen, Arild"]
[Black "Ottosen, David"]
[Result "1/2-1/2"]
[Annotator "Ottosen, D."]
[BlackElo "2050"]
[ECO "D31"]
[EventDate "1997.??.??"]
[PlyCount "54"]
[WhiteElo "2190"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nc3 dxc4 5. a4 Bb4 6. e3 b5 7. Bd2 a5 8. axb5 Bxc3 9. Bxc3 cxb5 10. b3 Bb7 11. d5 ( 11. bxc4 b4 12. Bb2 Nf6 13. Bd3 Nbd7 14. Qc2 O-O 15. e4 e5 16. O-O Qc7 17. Rfe1 Rfe8 18. c5 exd4 19. Bxd4 Ng4 20. Bc4 Nde5 21. Nxe5 Nxe5 22. Bd5 Bc6 23. Qb3 Ng4 24. Qh3 Bxd5 25. Qxg4 f5 26. Qxf5 Be6 27. Qg5 a4 ) 11... Nf6 12. bxc4 b4 13. Bxf6 Qxf6 14. Qa4+ Nd7 15. Nd4 e5 16. Nb3 Ke7 17. Be2 ( 17. Qb5 Ba6 18. Qxa5 Rhb8 19. Qc7 Rc8 ) 17... Qb6 ( 17... Rhc8 18. Rd1 Nc5 19. Nxc5 Rxc5 20. O-O Ra6 21. Qc2 a4 22. f4 b3 23. Qe4 Kd6 24. Qxh7 e4 25. Qxe4 a3 26. Qd3 b2 27. Qb3 Bc8 28. Qb8+ Kd7 29. Bg4+ Kd8 30. d6 a2 31. d7 { 1-0 Gelfand,B - Piket,Je/VSB, Amsterdam NED  (7) 1996 } ) 18. Bg4 Nf6 19. Bh3 ( 19. c5 Qa7 20. d6+ Kf8 21. Bf3 e4 22. Be2 Bd5 23. c6 Bxb3 24. Qxb3 Qc5 25. Qc4 Qxd6 26. c7 Rc8 27. Rc1 Ne8 28. Qxe4 Rxc7 29. O-O g6 30. Rcd1 Qe7 31. Qa8 Ra7 32. Qb8 Kg7 33. Rd8 Rb7 34. Qa8 Ra7 35. Qb8 a4 36. Rc1 a3 37. Rcc8 a2 38. Rxe8 a1=Q+ 39. Bf1 Rxe8 40. Rxe8 Qxe8 { 0-1 Maurer,F - Mukhametov,E/Bern Open, Bern SWI  (2) 1995 } ) 19... Rhd8 ( 19... g5 20. c5 Qa7 21. d6+ Kf8 22. c6 Ba6 23. Qxa5 g4 ) ( 19... Ne4 ) 20. O-O ( 20. c5 Qa7 21. d6+ Kf8 22. c6 Ba6 23. d7 ( 23. c7 Rxd6 ) 23... Qb6 ( 23... Nd5 ) 24. Nxa5 Nd5 25. Qb3 Qc5 ) 20... Ne4 21. Qa2 ( 21. Nxa5 Nc3 22. Nc6+ Bxc6 23. Qxc6 Qxc6 24. dxc6 Kd6 25. Bd7 ) 21... a4 22. Nd2 Nxd2 ( 22... Nc3 23. Qc2 ) 23. Qxd2 Qc5 24. Qd3 ( 24. Rfb1 b3 25. Qd3 Bc8 ( 25... g6 26. Qe4 f6 ) 26. Bxc8 Rdxc8 27. Qxh7 Qxc4 28. d6+ Kxd6 29. Qxg7 Qe6 ( 29... b2 30. Qf6+ Kc7 ) 30. Qh7 Rc4 ) 24... b3 25. Qxh7 ( 25. Rfb1 Bc8 26. Bxc8 Rdxc8 27. Qxh7 Qxc4 28. d6+ Kxd6 29. Qxg7 Qe6 30. Qh7 Rc4 ) 25... Qxc4 ( 25... a3 26. Qxg7 b2 ) 26. Rac1 ( 26. Qxg7 Qxd5 ) 26... Qxd5 ( 26... Qb4 27. Rc7+ Kd6 28. Rxf7 Bxd5 29. Qg6+ Kc5 ) 27. Qxg7 ( 27. Qh4+ Kf8 ( 27... f6 28. Qb4+ ) 28. Qh8+ Ke7 29. Rc7+ Kd6 30. Rfc1 Bc6 31. R1xc6+ ( 31. R7xc6+ Qxc6 32. Rxc6+ Kxc6 ) 31... Qxc6 32. Rxc6+ Kxc6 ) ( 27. Rc7+ Kd6 28. Qxg7 ) 27... Bc6 1/2-1/2
[Event "WCH1/A4 SEMI"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Ottosen, David"]
[Black "Hucks, Lew"]
[Result "1/2-1/2"]
[Annotator "Ottosen, D."]
[BlackElo "2020"]
[ECO "B96"]
[EventDate "1997.??.??"]
[PlyCount "106"]
[WhiteElo "2050"]

1. Nf3 Nf6 2. Nc3 c5 3. e4 d6 4. d4 cxd4 5. Nxd4 a6 6. Bg5 e6 7. f4 b5 8. e5 dxe5 9. fxe5 Qc7 10. Qe2 Nfd7 11. O-O-O Nc6 12. Nxc6 Qxc6 13. g3 Qxh1 14. Bg2 Qxh2 15. Bh4 Ra7 ( 15... Rb8 16. Rh1 Qxh1+ 17. Bxh1 ) ( 15... Bb7 16. Bc6 ) 16. Rh1 Qxh1+ ( 16... Qxg2 17. Qxg2 Bb7 18. Ne4 Nc5 19. Qd2 ) 17. Bxh1 Bb4 ( 17... Rc7 18. Ne4 Nxe5 19. Nf6+ gxf6 20. Bxf6 Rg8 21. Qxe5 Rc5 22. Qd4 Bd7 23. Be5 a5 24. Bf3 ) 18. Ne4 Nxe5 ( 18... Bb7 19. Qf2 Ra8 20. Qd4 Bf8 21. Nd6+ Bxd6 22. Qxd6 ) ( 18... O-O 19. Qh5 Bb7 ( 19... Rc7 20. Nf6+ Nxf6 21. Bxf6 Rd7 ( 21... gxf6 22. exf6 Rd8 23. Qg4+ Kf8 24. Qxb4+ Kg8 25. Qf4 ) ( 21... Re8 22. Bxg7 ( 22. Be4 ) 22... Kxg7 23. Qg4+ Kh8 24. Qxb4 ) 22. c3 gxf6 ( 22... Bxc3 23. bxc3 gxf6 24. exf6 ) 23. exf6 Rfd8 24. cxb4 Rd1+ 25. Qxd1 Rxd1+ 26. Kxd1 e5 27. Kd2 ) 20. Nf6+ Nxf6 21. exf6 Rd8 ( 21... gxf6 22. Qg4+ Kh8 23. Bxf6# ) ( 21... Bxh1 22. Qg5 ) ) 19. Bf6 gxf6 ( 19... Nd7 20. Bxg7 Rg8 21. Qe3 ( 21. Bd4 Rc7 22. Qh5 ) 21... Rc7 22. Qh6 Bf8 23. Bxf8 Rxf8 24. Qh4 f6 25. Qxh7 Kd8 26. Nd6 ) 20. Nxf6+ Ke7 ( 20... Kf8 21. Qxe5 Be7 22. Qc3 Bb7 23. Bxb7 Rxb7 24. Qc8+ Kg7 25. Nh5+ Kh6 26. Qxb7 Bg5+ 27. Nf4 e5 28. Qxa6+ f6 29. Kd1 ) ( 20... Kd8 21. Qxe5 Rf8 22. Qd4+ Ke7 23. Qxb4+ Kxf6 24. Qxf8 ) 21. Qxe5 Rd8 22. c3 ( 22. Nd5+ Rxd5 23. Bxd5 Rd7 24. Qe4 Bc5 25. Bb3 Bb7 26. Qh4+ Ke8 27. Qg5 ) 22... Bd6 23. Nd5+ Ke8 ( 23... Kd7 24. Nb6+ Ke7 ( 24... Kc7 25. Qd4 { transposes to the other line } ) 25. Qg5+ Ke8 26. Qg8+ Bf8 27. Bc6+ Bd7 ( 27... Ke7 28. Qg5+ f6 29. Nxc8+ Rxc8 30. Qc5+ ) 28. Nxd7 Rdxd7 29. Qxh7 ) 24. Qh8+ Kd7 ( 24... Bf8 25. Nf6+ Ke7 26. Ng8+ Ke8 27. Bc6+ Bd7 28. Qd4 Bxc6 ( 28... Rc7 29. Nf6+ Ke7 30. Nd5+ exd5 31. Qe5+ Be6 32. Qxc7+ Bd7 33. Bxd5 ) 29. Qxa7 Ra8 ) 25. Nb6+ Kc7 ( 25... Ke7 26. Nxc8+ Rxc8 27. Qxc8 ) 26. Qd4 Rb7 ( 26... Be7 27. Qe3 ) ( 26... Bb7 27. Nc4 bxc4 28. Qxa7 Rb8 29. Bxb7 Rxb7 30. Qxa6 Bxg3 31. Qxc4+ ) 27. Nxc8 Kxc8 28. Bxb7+ Kxb7 29. Qe4+ Kc7 30. Qxh7 Rd7 31. Qg7 Bc5 32. Kc2 Re7 33. Qe5+ Bd6 34. Qe3 Kb7 35. g4 Rc7 36. Kd3 Bc5 37. Qe4+ Ka7 38. a4 Bb6 39. axb5 axb5 40. Qb4 Ka6 41. Qd6 Kb7 42. b3 Bc5 43. Qd8 Ba7 44. Qe8 Ka6 45. g5 ( 45. c4 bxc4+ 46. bxc4 Kb7 47. g5 Bb6 48. g6 fxg6 49. Qxe6 Rc6 50. Qf7+ Kc8 51. Ke4 Rd6 52. Qe8+ Kc7 53. Ke5 ) 45... Bb6 46. g6 ( 46. b4 Ra7 47. g6 ( 47. Qc8+ Rb7 48. Ke4 Ka7 ) 47... fxg6 48. Qxe6 Rg7 ( 48... g5 49. Qa2+ Kb7 50. Qd5+ ) 49. Qc6 Rg8 50. c4 Rd8+ 51. Kc3 bxc4 ) 46... fxg6 47. Qxe6 g5 48. Qf6 Rc5 49. b4 Rc4 ( 49... Rd5+ ) 50. Qxg5 Rc7 51. Qf5 Rc4 52. Qf1 Bc7 53. Qa1+ Kb7 1/2-1/2
[Event "WCH2/A2 SEMI"]
[Site "?"]
[Date "1998.??.??"]
[Round "?"]
[White "Castillo, G.."]
[Black "Rozzoni, D.."]
[Result "0-1"]
[Annotator "Hiarcs 6.0 240s"]
[BlackElo "2095"]
[ECO "B00"]
[EventDate "1998.??.??"]
[PlyCount "60"]
[WhiteElo "2055"]

1. e4 Nh6 2. d4 g6 3. Nf3 f6 4. Bd3 Nf7 5. O-O Bg7 6. Nc3 e6 7. Qe2 O-O 8. Re1 d6 9. d5 e5 10. Bd2 f5 11. b4 f4 12. Reb1 g5 13. Ne1 Nd7 14. Nd1 Nf6 15. f3 g4 16. Qf2 Ng5 17. Qe2 Qe8 ( 17... gxf3 18. Nxf3 Bg4 19. Nf2 $11 ) 18. Nf2 h5 ( 18... Qh5 19. fxg4 Nxg4 20. h3 $11 ) 19. c4 Qg6 20. Kh1 g3 21. Nd1 gxh2 22. Nb2 $15 ( 22. Qf2 Bd7 $11 ) 22... h4 23. c5 h3 24. cxd6 cxd6 25. Nc4 $19 ( 25. Qf2 $5 $17 ) 25... Nh5 $1 26. Kxh2 Ng3 $1 27. Qf2 hxg2 28. Qxg2 Bh3 $1 29. Qf2 Bf1 $1 30. Bxf1 ( 30. Qxf1 Nxf1+ 31. Bxf1 Nxf3+ 32. Nxf3 Qg3+ 33. Kh1 Qxf3+ 34. Bg2 Qh5+ 35. Kg1 $19 ) 30... Qh5+ ( 30... Qh5+ 31. Kg2 Qh1# ) 0-1
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "1"]
[White "Korchnoi, Viktor"]
[Black "Kholmov, Ratmir"]
[Result "0-1"]
[Annotator "JvR"]
[ECO "A30"]
[EventDate "1964.??.??"]
[PlyCount "82"]

{ Moscow 1964 was a zonal tournament for three places in the interzonal,
Amsterdam 1964. The best six players of the Soviet championship, Leningrad
1963, and Korchnoi participated. Moscow 1964 took place from February 18 to
March 10. } 1. c4 c5 2. Nf3 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 O-O 9. e4 Nc6 10. Qe3 d6 11. Rd1 Qc7 12. Qe2 Ne5 13. b3 Nxf3+ 14. Bxf3 a6 15. Bb2 Rfd8 16. Rac1 Rab8 { Black remains passive. The rook can go to c8 in one move. } 17. Rc2 Rbc8 18. Bg2 Bc6 19. Rcd2 Rb8 20. Rc1 Qb7 21. a4 a5 $6 { This commitment weakens the queenside. } 22. Ba3 Nd7 $5 { A temporary sacrifice eliminates the weakness d6. } 23. Bxd6 Bxd6 24. Rxd6 Nc5 25. Rcd1 Qc7 ( { Avoids } 25... Rxd6 26. Rxd6 Nxb3 $4 27. Qd1 { (Suetin). } ) 26. e5 $1 Bxg2 27. Nb5 Qe7 28. Kxg2 Nxb3 29. Qf3 Nc5 30. Nd4 $1 Rxd6 31. exd6 Qf6 32. Qc6 ( { A better rook ending brings } 32. Nc6 Qxf3+ 33. Kxf3 Rb7 34. Ne5 Rb8 35. Rb1 $1 f6 36. Nc6 Rb7 37. Rb5 $1 Nxa4 38. Nxa5 Rd7 39. Rb4 bxa5 40. Rxa4 Rxd6 41. Rxa5 Rd3+ 42. Ke4 Rd2 43. Ke3 Rc2 ) 32... e5 33. Qc7 $4 { Suddenly Korchnoi makes a terrible blunder. } ( 33. Ne2 $1 Qe6 34. Qc7 Nd7 35. Nc3 { keeps a positional advantage. } ) 33... Na6 34. Qa7 exd4 35. c5 bxc5 36. Qxa6 Rd8 37. Rb1 h5 38. Rb6 Qe6 39. Qxa5 Qd5+ 40. Kg1 d3 41. Rb1 Qxd6 0-1
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "1"]
[White "Spassky, Boris"]
[Black "Bronstein, David"]
[Result "1/2-1/2"]
[Annotator "JvR"]
[ECO "E40"]
[EventDate "1964.??.??"]
[PlyCount "61"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d6 5. e3 Nbd7 6. Bd2 b6 7. Bd3 Bb7 8. Qc2 e5 9. e4 O-O 10. O-O Re8 11. Rae1 Nf8 ( 11... exd4 12. Nxd4 Ne5 { is more active. } ) 12. a3 Bxc3 13. Bxc3 Ng6 14. Nd2 ( { When the position is closed with } 14. d5 Nf4 15. Bd2 N6h5 { White has a plus. } ) 14... Nf4 15. g3 exd4 16. Bxd4 Nxd3 17. Qxd3 Nd7 18. Re3 Ne5 19. Qe2 Qd7 20. f3 a5 21. b3 Rad8 22. Re1 f6 23. Qf1 a4 24. b4 c5 25. Ba1 cxb4 26. axb4 Rc8 27. b5 Qe6 28. Rc1 f5 29. exf5 Qxf5 30. Bd4 Rf8 31. Rec3 ( 31. Rec3 Nxf3+ 32. Nxf3 Bxf3 33. Bxb6 Qh5 { leads to a slight advantage for Black, but the players are happy with a draw. } ) 1/2-1/2
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "1"]
[White "Suetin, Alexei"]
[Black "Geller, Efim"]
[Result "1-0"]
[Annotator "JvR"]
[ECO "B75"]
[EventDate "1964.??.??"]
[PlyCount "76"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 d6 8. f3 Qb6 9. Bb5 Qc7 10. g4 $5 ( 10. Nd5 Nxd5 11. exd5 a6 { is 'theory'. } ) 10... a6 $5 11. Ba4 e6 12. Qd2 O-O 13. Bb3 ( { Little advantage gains } 13. Nxc6 bxc6 14. O-O-O d5 ) 13... b5 14. Nxc6 Qxc6 15. O-O-O a5 16. a4 b4 17. Ne2 Ba6 18. Nd4 Qc7 19. Bh6 $1 Bc4 $1 { The threat 20.Bxg7 Kxg7 21.Bxc6 is countered (Mikenas). } 20. Bxg7 Kxg7 21. Kb1 { Black has to fight back. } 21... Rad8 { This loses a tempo. } ( { Correct is } 21... Bxb3 $1 22. cxb3 d5 $1 23. g5 Nh5 24. exd5 exd5 25. Nb5 Qf4 26. Qxf4 Nxf4 27. Rd4 Ne6 28. Rxd5 Rh8 ) 22. h4 h5 $5 ( { It is too late for } 22... Bxb3 23. cxb3 d5 { due to } 24. h5 $1 ) 23. gxh5 Nxh5 24. Rhg1 Rh8 25. Qg5 Rc8 26. f4 $6 ( 26. Bxc4 Qxc4 27. Rd2 { keeps an advantage. } ) 26... Qd8 27. f5 $1 Qxg5 28. hxg5 gxf5 $6 ( { Better is } 28... Nf4 $1 29. Bxc4 Rxc4 30. f6+ Kg8 31. Nb3 Rh2 ) 29. exf5 Nf4 30. fxe6 fxe6 31. Bxc4 Rxc4 32. Rgf1 e5 33. Nf5+ Kg6 34. Nxd6 Rc6 35. b3 { Geller misses an elementary fork. } 35... Kxg5 $4 ( 35... Rh2 $1 36. Nc4 Rc5 37. Nxe5+ Rxe5 38. Rxf4 { only loses a pawn. } ) 36. Nf7+ Kg6 37. Nxh8+ Kg7 38. Rd8 Rc7 1-0
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "2"]
[White "Geller, Efim"]
[Black "Korchnoi, Viktor"]
[Result "0-1"]
[Annotator "JvR"]
[ECO "D27"]
[EventDate "1964.??.??"]
[PlyCount "70"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. a4 Nc6 8. Qe2 cxd4 9. Rd1 Be7 10. exd4 Nd5 11. Nc3 Ncb4 $6 ( { Antoshin prefers } 11... O-O ) 12. Ne5 $1 O-O 13. Ne4 Nb6 14. Ra3 $5 f6 15. a5 $1 Nxc4 $6 ( 15... fxe5 16. axb6 exd4 17. Rh3 { is more consistent. } ) 16. Nxc4 Nd5 17. Rb3 ( { Even better is } 17. Rg3 $1 Qc7 18. Bh6 Rf7 19. Rc1 { (Antoshin). } ) 17... Qc7 18. Nc3 Bd7 $5 ( { A pawn saves } 18... Rb8 19. Nxd5 exd5 20. Nb6 Bd6 21. Rc3 ( 21. Nxd5 $2 Qf7 ) 21... Qf7 ) 19. Nxd5 exd5 20. Nb6 Rae8 21. Nxd5 Bd6 $3 { The turning point of the game has been reached. } 22. Qf3 $2 ( { Exchanges with } 22. Qxe8 $1 Qc2 23. Qh5 $1 Qxb3 24. Bf4 g6 25. Qf3 Qxf3 26. gxf3 Bxf4 27. Nxf4 { lead to a better endgame for White. } ) 22... Qxa5 23. Ne3 Ba4 24. Bd2 $2 ( 24. Rxb7 Bxd1 25. Qxd1 { is better. } ) 24... Bxh2+ $1 25. Kh1 ( { The point is } 25. Kxh2 Qc7+ ) 25... Qd8 26. Nf5 Bc7 27. Bh6 $5 Rf7 28. Rc1 Bxb3 29. Qxb3 g6 $1 30. Ne3 f5 31. Kg1 Qd7 32. Nd5 Qe6 $1 { Black threatens 33...Qe1+. } 33. g3 f4 34. Qxb7 fxg3 35. fxg3 Bf4 $1 { All whiter pieces are under attack. } 0-1
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "2"]
[White "Kholmov, Ratmir"]
[Black "Spassky, Boris"]
[Result "1-0"]
[Annotator "JvR"]
[ECO "B84"]
[EventDate "1964.??.??"]
[PlyCount "113"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 a6 7. O-O Be7 8. Be3 Qc7 9. f4 O-O 10. g4 $1 Nc6 $2 ( { White has to counterattack in the centre immediately with } 10... d5 $1 11. exd5 Nxd5 12. Nxd5 exd5 13. Bf3 Nc6 { (Hort-Pachman, Champ. Czechoslovakia 1959). } ) 11. g5 Nd7 12. f5 $1 { Black meets great problems. } 12... Nde5 $6 ( { The retreat } 12... Qd8 { prevents f5-f6. Black has decent chances in: } 13. fxe6 ( 13. g6 Nxd4 14. gxh7+ Kh8 15. Qxd4 Ne5 ) 13... Bxg5 14. Bxg5 Qxg5+ 15. Kh1 Nde5 ) 13. f6 $1 Bd8 14. fxg7 $6 ( 14. Bd3 Nxd4 15. Bxd4 { is stronger (Sutovskij-J. Polgar, Tilburg 1996). } ) 14... Re8 $2 ( { Correct is } 14... Kxg7 $1 15. Qd2 b5 { (Sax-Stean, Moscow 1977) } 16. a3 $1 ) 15. Qd2 b5 16. Bh5 Ne7 17. b3 ( { Kholmov does not like } 17. Ndxb5 $1 axb5 18. Nxb5 Qc6 19. Nxd6 Bb7 { but } 20. Rxf7 $1 Nxf7 21. Bxf7+ Kxg7 22. Qd4+ { crushes the defence. } ) 17... N7g6 18. a4 bxa4 19. Rxa4 Bb7 20. Nf3 Qe7 21. Nxe5 dxe5 22. Rc4 Kxg7 23. Na4 Kg8 24. Bxg6 hxg6 25. Qc3 $1 Bd5 $5 ( { Black avoids } 25... Qd6 26. Bc5 Qb8 27. Qf3 Qc7 28. Bd6 $1 ) 26. exd5 exd5 27. Rc6 $1 Qd7 ( { The pointe is } 27... d4 28. Qc4 dxe3 29. Rxg6+ $1 Kf8 30. Qh4 ) 28. Bf2 $1 Ba5 29. Rxg6+ $2 ( { This time } 29. Nb6 $1 { wins at once. } ) 29... fxg6 30. Qxa5 Rf8 31. Nc3 Qg4+ 32. Bg3 Qd4+ 33. Rf2 Rac8 34. Qxd5+ Qxd5 35. Nxd5 Rxf2 36. Kxf2 Rxc2+ 37. Ke3 Kf7 38. Kd3 Rc5 39. Ne3 $2 ( 39. Ke4 Ke6 40. Nb4 $1 a5 41. Nd3 { wins the e-pawn. } ) 39... Ke6 40. h4 Rb5 41. Kc4 Ra5 42. Kc3 Rc5+ 43. Nc4 e4 44. Bf2 ( { Antoshin warns for } 44. Kd4 Rb5 45. Nd2 $4 Rd5+ ) 44... Rd5 45. Bd4 Rf5 46. Ne3 Rf7 $6 ( { More resistance offers } 46... Rf4 $1 47. Bf6 Rxh4 48. Kd4 $1 Kf7 49. Kd5 { but Black loses too much terrain. } ) 47. Kb4 Rb7+ 48. Ka4 Rd7 49. Bc5 Rd2 50. Ka5 Ra2+ 51. Kb6 Ke5 52. b4 Kf4 53. Nd5+ $1 Kf3 ( { The points are } 53... Kg4 54. Nc3 $1 ) ( { and } 53... Ke5 54. Ne7 $1 ) 54. Ka7 Rd2 55. Ne3 Ra2 56. h5 $1 { A breakthrough decides the game. } 56... a5 ( { Kholmov analyses } 56... gxh5 57. g6 Rd2 58. Nf5 Rd8 59. g7 Rg8 60. Bf8 e3 61. Nh6 e2 62. Nxg8 e1=Q 63. Nf6 Qg1+ 64. Kb7 $18 ) 57. b5 $1 { Kholmov has scored two wins and Geller lost twice. } 1-0
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "2"]
[White "Stein, Leonid"]
[Black "Suetin, Alexei"]
[Result "1/2-1/2"]
[ECO "B47"]
[EventDate "1964.??.??"]
[PlyCount "60"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be2 Nf6 7. O-O a6 8. a3 Bd6 9. Kh1 Nxd4 10. Qxd4 Be5 11. Qd3 O-O 12. f4 Bxc3 13. bxc3 d5 14. e5 Ne4 15. c4 Qxc4 16. Qxc4 dxc4 17. Bxc4 Bd7 18. Bd3 Bc6 19. Be3 Rac8 20. Rfe1 Nc3 21. Bd4 Bb5 22. Bxc3 Rxc3 23. Bxb5 axb5 24. Reb1 Rxc2 25. Rxb5 Rfc8 26. h3 R8c7 27. Rab1 Rc1+ 28. Rxc1 Rxc1+ 29. Kh2 Rc7 30. a4 Kf8 { Stein began quietly. } 1/2-1/2
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "3"]
[White "Bronstein, David"]
[Black "Kholmov, Ratmir"]
[Result "1/2-1/2"]
[Annotator "JvR"]
[ECO "E19"]
[EventDate "1964.??.??"]
[PlyCount "53"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 f5 10. d5 Bf6 11. Qc2 Na6 12. Be3 c6 13. dxe6 dxe6 14. a3 c5 15. Ne1 Qe7 16. Bxb7 Qxb7 17. Rb1 Nb8 $1 18. b4 cxb4 19. axb4 Nc6 20. Nd3 Rac8 21. Qa2 Qf7 22. c5 $1 b5 23. Qa6 e5 $1 24. Qxb5 f4 $1 { Bronstein has taken the
initiative. Kholmov defends well and delivers a perpetual check. } 25. gxf4 Qg6+ 26. Kh1 Qe4+ 27. Kg1 1/2-1/2
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "3"]
[White "Korchnoi, Viktor"]
[Black "Stein, Leonid"]
[Result "1/2-1/2"]
[Annotator "JvR"]
[ECO "D93"]
[EventDate "1964.??.??"]
[PlyCount "63"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4 O-O 6. e3 c5 7. dxc5 Qa5 8. Rc1 Rd8 $6 ( { The exchanges } 8... dxc4 9. Bxc4 Qxc5 { lead to an equal position (Kan-Tal, Riga 1954). } ) 9. Qa4 Qxc5 10. b4 Qc6 11. Qxc6 bxc6 12. Bc7 Rd7 13. Ba5 Ne4 $5 14. Nxe4 dxe4 15. Ng5 c5 $1 16. Nxe4 cxb4 { Black offers a pawn for counteraction. } 17. Bxb4 ( 17. Nc5 { is answered with } 17... Nc6 $1 18. Nxd7 Bxd7 19. Bc7 Rc8 20. Bf4 Bc3+ ) 17... Na6 18. Bc3 Bb7 19. Bxg7 Kxg7 20. Nc3 Rad8 21. f3 Rd2 22. Be2 Nb4 23. Nd5 Rb2 24. Nxb4 Rxb4 25. Kf2 Rd2 26. Rb1 Rxb1 27. Rxb1 Ba6 28. Rc1 Rxa2 29. f4 Bb7 30. Kf1 a5 ( { Stein avoids the trap } 30... Bxg2+ $2 31. Kxg2 Rxe2+ 32. Kf3 Rxh2 33. c5 Rd2 34. c6 Rd8 35. c7 Rc8 36. Ke4 $18 ) 31. c5 Bc6 32. h4 1/2-1/2
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "3"]
[White "Spassky, Boris"]
[Black "Geller, Efim"]
[Result "0-1"]
[Annotator "JvR"]
[ECO "C85"]
[EventDate "1964.??.??"]
[PlyCount "148"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. d3 Nd7 8. Nbd2 O-O 9. Nc4 Bf6 $6 ( 9... f6 { is more solid. } ) 10. Bd2 Re8 11. a4 $5 Nf8 12. a5 b5 13. Ne3 $6 ( 13. axb6 cxb6 14. b4 { keeps some pressure (Geller). } ) 13... c5 14. b3 Be6 15. Bc3 Ng6 16. Nd2 Qd7 17. g3 $6 { A slight weakening helps Black. } 17... Bh3 18. Ng2 Be7 19. Re1 Rad8 20. Ne3 Bg5 21. Qf3 f6 22. Qe2 Nf8 23. f3 Ne6 24. Qf2 Nd4 25. Ndf1 Qf7 26. f4 Bh6 27. Bxd4 cxd4 28. Nf5 Qg6 ( { No advantage brings } 28... Bxf5 29. exf5 exf4 30. Rxe8+ Rxe8 31. g4 $1 ) 29. Nxh6+ Qxh6 30. Nd2 c5 31. Rac1 Rd7 32. Qf3 Qg6 33. f5 Qg5 34. Qf2 Rc8 { Both playersd wish to open the queenside. } 35. Kh1 Rdc7 36. c3 dxc3 37. Rxc3 Rd8 38. Nf3 Qg4 39. Ng1 h5 40. Nxh3 Qxh3 41. Qe2 $1 { The adjourned position is resumed after one hour. White stays passive. } ( 41. Rxc5 $2 Rcd7 $19 { (Geller). } ) ( 41. b4 $2 c4 $1 42. dxc4 Rxc4 43. Rxc4 bxc4 44. Qe2 Rd4 $19 ) 41... Rd4 42. Kg1 Kh7 { White has to apply the principles correctly. } 43. Rec1 $2 ( 43. Rd1 $1 { overprotects d3, and } 43... Qg4 44. Kf2 $1 { protects the queen. } ) 43... Rcd7 44. Rd1 Qg4 45. Qxg4 ( { The point is } 45. Kf2 Rxe4 $1 { (Panov). } ) 45... hxg4 46. Rxc5 Rxe4 $1 47. Kf2 ( { No relief brings } 47. dxe4 Rxd1+ 48. Kf2 Rh1 $1 { (Panov), or } ) ( 47. Rc6 Rb4 48. Rxa6 Rxb3 49. Rb6 Kh6 ) 47... Rb4 48. Rc3 Kh6 49. Ke3 Kg5 50. Rc6 $5 ( { The alternative } 50. Rf1 Rbd4 51. Ke2 b4 { also loses a pawn. } ) 50... Rxb3 51. Rxa6 Kxf5 52. Rb6 Ra7 53. Rf1+ Kg6 54. Ra1 Rd7 55. Rd1 Rd4 56. a6 Ra4 57. Rd2 Rba3 58. Rxb5 Rxa6 { The game is adjourned for the second time. } 59. Rb4 R6a4 60. Rbb2 Kg5 61. Ke2 g6 62. Ke3 Ra1 63. d4 $5 R4a3+ 64. Ke4 Re1+ 65. Kd5 e4 $1 66. Re2 Rxe2 67. Rxe2 Kf5 68. Rf2+ Rf3 69. Re2 e3 70. Re1 g5 71. Re2 Kg6 $1 72. Ke6 f5 { The critical position of the rook ending has arisen. } 73. Ra2 ( { Longer resistance offers } 73. d5 $1 f4 74. d6 Rf1 75. d7 Rd1 { (Geller). A nice finish is } 76. Ke7 f3 $1 77. Rxe3 f2 78. Re6+ Kg7 79. Rd6 f1=Q 80. Rxd1 Qf6+ 81. Ke8 Qf8# ) 73... f4 74. d5 e2 $1 ( 74... e2 75. Rxe2 Re3+ { is clear. Spassky had a throat infection and started poorly. } ) 0-1
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "4"]
[White "Geller, Efim"]
[Black "Bronstein, David"]
[Result "1/2-1/2"]
[Annotator "JvR"]
[ECO "A13"]
[EventDate "1964.??.??"]
[PlyCount "192"]

1. c4 e6 2. g3 d5 3. Bg2 c6 4. Nf3 Nf6 5. b3 a5 $5 6. O-O a4 7. bxa4 $5 dxc4 8. Qc2 Qa5 9. Qxc4 Qxa4 10. Qd3 $5 Nbd7 11. Nc3 Qa5 12. Bb2 Be7 13. Ne4 O-O 14. Nxf6+ Bxf6 15. Bxf6 Nxf6 16. Rfb1 $6 ( 16. Qe3 Rd8 17. Rfb1 Ng4 18. Qb6 { ends the provocation. } ) 16... e5 $1 17. Qc2 e4 18. Ne1 Re8 19. d3 e3 $1 { Black has gained a plus, but White will defend well. } 20. f4 $5 Ra7 21. Nf3 Be6 22. Rb2 Bd5 23. Rab1 Re7 24. a4 Ne8 25. Rb4 Nd6 26. Ne5 Bxg2 27. Kxg2 Qd5+ 28. Kg1 c5 29. Rb6 f6 30. Nf3 Ra5 31. Qc3 $1 Ra8 ( { Lilienthal mentions } 31... Rxa4 $2 32. Rxd6 $1 Qxd6 33. Qb3+ ) 32. a5 Rc7 33. Qb3 c4 $6 ( { Black keeps a plus with } 33... Qxb3 34. R1xb3 Rd7 { (Lilienthal). } ) 34. dxc4 Nxc4 35. Rxb7 Rxb7 36. Qxb7 Qxb7 37. Rxb7 Rxa5 38. Rc7 Nd6 39. Rc3 Ra1+ 40. Kg2 Ra2 41. Rxe3 Nc4 42. Re4 Nd2 43. Re7 Nxf3 44. Kxf3 h5 $1 { A theoretical draw has been reached. } 45. h3 Ra3+ 46. Re3 Ra1 47. Rd3 Rf1+ 48. Kg2 Re1 49. Rd8+ Kf7 50. Kf2 Ra1 51. Rh8 Ra5 52. Kf3 Rb5 53. Rd8 g5 54. Rd3 Kg6 55. e4 gxf4 56. gxf4 Rb1 57. Re3 Rb4 58. Rc3 Ra4 59. Ke3 Kg7 60. Rc7+ Kh6 61. f5 Ra3+ 62. Kf4 Ra4 63. Rc6 Kg7 64. Rc7+ Kg8 65. Rc3 Kg7 66. Rg3+ Kf7 67. Rd3 Kg7 68. Rd7+ Kg8 69. Ke3 Ra3+ 70. Rd3 Ra4 71. Rc3 Kg7 72. Rc7+ Kg8 73. h4 Kf8 $5 74. Kd3 ( { No use has } 74. Rh7 Kg8 75. Rxh5 Kg7 ) 74... Ra1 75. Kd4 Rd1+ 76. Kc5 Rd2 77. Ra7 Rd1 78. Kc4 Rd2 79. Kc5 Rd1 80. Rb7 Rd2 81. Rb4 Ke7 82. Rd4 Rc2+ 83. Kd5 Ra2 84. Rd1 Ra5+ 85. Kd4 Ra4+ 86. Ke3 Ra3+ 87. Rd3 Ra1 88. Rb3 Rh1 89. Kd4 Rd1+ 90. Rd3 Ra1 91. Kc5 Ra5+ 92. Kb4 Ra1 93. Rd4 Rc1 94. Rc4 Rb1+ 95. Kc5 Ra1 96. Rb4 Rc1+ 1/2-1/2
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "4"]
[White "Stein, Leonid"]
[Black "Spassky, Boris"]
[Result "1/2-1/2"]
[Annotator "JvR"]
[ECO "C89"]
[EventDate "1964.??.??"]
[PlyCount "63"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Be3 Bg4 16. Qd3 Rae8 17. Nd2 Re6 18. a4 bxa4 $6 19. Rxa4 f5 { Stein has prepared a novelty in this risky variation of the Marshall. } 20. Qf1 $1 ( { Boris had a great success in } 20. f4 $2 Bxf4 $3 21. Bf2 $2 ( 21. Bxd5 cxd5 22. gxf4 Rg6 23. Rxa6 Be2+ ) 21... Rxe1+ 22. Bxe1 Re8 { (Novopashin-Spassky, Leningrad 1963). } ) 20... f4 $1 21. Qxh3 Bxh3 22. Rxa6 fxe3 23. Rxe3 Rxe3 $1 24. fxe3 Be7 { Spassky will experience a prepared move in this position later. } 25. Rxc6 $6 ( { Stronger is } 25. e4 $1 Bg5 26. exd5 Bxd2 27. dxc6+ Kh8 28. Ra1 g6 { and Boris barely survived in Parma-Spassky, Banja Vrnjacka 1965. } ) 25... Bg5 $1 26. Bxd5+ Kh8 27. Bg2 Bxe3+ 28. Kh1 Bxg2+ 29. Kxg2 Bxd2 30. b4 g5 31. g4 Be1 32. d5 1/2-1/2
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "4"]
[White "Suetin, Alexei"]
[Black "Korchnoi, Viktor"]
[Result "1/2-1/2"]
[Annotator "JvR"]
[ECO "B41"]
[EventDate "1964.??.??"]
[PlyCount "74"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be3 Nf6 6. Bd3 e5 $1 { Black continues his development in a natural way. } 7. Nb3 d5 $1 8. N1d2 Nc6 9. O-O Be7 10. exd5 Nxd5 11. Bc5 Be6 12. Re1 Qc7 13. Bxe7 Qxe7 14. Nc4 f6 15. Be4 Rd8 16. Qh5+ Bf7 17. Qf3 O-O 18. Ne3 Nxe3 19. Rxe3 Rd6 20. Rd3 Rfd8 21. Rad1 g6 22. h3 Rxd3 23. Rxd3 Rxd3 24. Qxd3 Nb4 25. Qc3 Nxa2 26. Qc8+ Kg7 27. Nc5 b6 28. Nxa6 Nb4 29. c3 Nxa6 30. Qxa6 f5 31. Bc6 Qd8 32. Qe2 Qd6 33. Ba4 e4 34. Qe3 Bc4 35. h4 b5 36. Bc2 Bd3 37. Bb3 Bc4 1/2-1/2
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "5"]
[White "Bronstein, David"]
[Black "Stein, Leonid"]
[Result "1/2-1/2"]
[Annotator "JvR"]
[ECO "D79"]
[EventDate "1964.??.??"]
[PlyCount "61"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. c4 c6 7. cxd5 cxd5 8. Ne5 e6 9. Nc3 Nfd7 10. Nf3 { Bronstein has no aspiration. Stein tries to keep the game going. } 10... Nc6 11. a3 Nb6 12. Bg5 f6 13. Be3 g5 14. h3 h6 15. Bc1 f5 16. e3 Bd7 17. b3 Be8 18. Bb2 Rc8 19. Rc1 Bh5 20. Ne2 Nd7 21. Qd3 Bg6 22. Qd1 Bh5 23. Qd3 Bg6 24. Qd1 Qe7 25. Ne1 Bh5 26. Nf3 Qd6 27. Qd3 a6 28. Rfe1 Ne7 29. Qd2 Bf6 30. Rxc8 Rxc8 31. Rc1 1/2-1/2
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "5"]
[White "Kholmov, Ratmir"]
[Black "Geller, Efim"]
[Result "1/2-1/2"]
[Annotator "JvR"]
[ECO "C96"]
[EventDate "1964.??.??"]
[PlyCount "84"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Nd7 { Keres made this move popular. Black
prepares an opening of the Closed Ruy Lopez. } 12. Nbd2 cxd4 13. cxd4 Nc6 14. Nf1 exd4 15. Nxd4 Nxd4 16. Qxd4 Ne5 17. f4 $5 ( { Less ambitious is the previous } 17. Qd1 { (Kholmov-Novopashin, Leningrad 1963). } ) 17... Nc6 18. Qf2 Bh4 $1 { Black gains potential counter-play on the long diagonal a8-h1. } 19. g3 Bf6 20. Rd1 $1 Qc7 21. Kh2 Bb7 22. Bb1 Rfe8 23. Be3 Rac8 24. Bb6 Qb8 25. Ne3 Ba8 26. Nd5 Bd8 27. Bxd8 Rcxd8 28. a4 { Most pieces operate from a long distance. } 28... Ne7 { An attack on the blockader has a high priority. } 29. Ne3 $6 ( { A positional plus keeps } 29. Nb4 $1 Qc8 30. axb5 axb5 31. Bd3 ) 29... d5 $1 { A freeing move liberates. } 30. e5 d4 31. Ng2 Qb6 32. axb5 axb5 33. Ra3 g6 $6 ( { Pressure remains with } 33... b4 34. Rad3 Be4 35. R3d2 Bxb1 36. Rxb1 Rd5 37. Rbd1 Red8 ) 34. Nh4 b4 35. Rad3 Rd7 36. R3d2 Qc5 37. Ba2 Nc6 38. Nf3 h6 39. Kg1 Qa7 40. Bb1 Qb7 41. Kh2 Na5 42. Nxd4 { Black has ruined his kingside and lost a pawn. } 42... Qb6 ( { Boleslavsky analyses } 42... Nc4 $1 43. Re2 ( { His main variation is } 43. Rc2 $2 Red8 $1 44. Rxc4 Rxd4 $1 45. Rcxd4 Rxd4 { and Black survives } ) 43... Qb6 44. b3 Na3 45. f5 $1 Nxb1 46. e6 $1 fxe6 47. Rxe6 Qd8 48. Qf4 Rxe6 49. fxe6 g5 50. exd7 $1 gxf4 51. Ne6 fxg3+ 52. Kxg3 Qb8+ 53. Kh4 { is far stronger. } ) ( 42... Qb6 { Kholmov should have resumed the game. A great attack starts } 43. Qe2 $1 { (threatens 44.Nb5) } 43... Red8 44. e6 $1 fxe6 45. Bxg6 ) 1/2-1/2
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "5"]
[White "Spassky, Boris"]
[Black "Suetin, Alexei"]
[Result "1-0"]
[Annotator "JvR"]
[ECO "B48"]
[EventDate "1964.??.??"]
[PlyCount "81"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. f4 b5 8. Nxc6 Qxc6 9. Be2 b4 $6 ( { An excellent move is } 9... Ba3 { A solid answer gives } 10. Nxb5 axb5 11. bxa3 Qxe4 12. Qd4 Nf6 13. Qxe4 Nxe4 14. Bxb5 { (Malmdin-Bjuhr, Swedish corr. 1969). } ) 10. Bf3 $1 bxc3 11. e5 cxb2 12. Rb1 $1 Bb4+ $1 ( { Black improves on } 12... Qc3+ $6 13. Bd2 Qa3 14. Bxa8 { (Ivkov-Szabo, Sarajevo 1963). } ) 13. Kf2 Qc3 14. Bxa8 f6 15. Be4 $1 { Overprotection of pawn c2 frees the queen for other tasks. } 15... Nh6 ( { Boleslavsky analyses the forced line } 15... fxe5 $6 16. Qh5+ g6 17. Bxg6+ $1 hxg6 18. Qxh8 Qxc2+ 19. Kg3 exf4+ 20. Bxf4 Qd3+ 21. Kh4 Be7+ 22. Bg5 Bxg5+ 23. Kxg5 Qf5+ 24. Kh4 g5+ 25. Kh5 Kf7 ( 25... Qf7+ 26. Kxg5 ) 26. Rhf1 Nf6+ 27. Qxf6+ $1 $18 ) 16. exf6 Qxf6 17. Qh5+ Nf7 18. c4 $1 { White prevents d7-d5. } 18... g6 19. Qe2 Bc3 20. Bf3 O-O 21. Rhd1 g5 $1 22. Qd3 $1 { Boris brings new life to the game. } 22... gxf4 23. Bd4 Bxd4+ 24. Qxd4 Ne5 25. Rxb2 Nxc4 $1 26. Qxf6 Rxf6 27. Rb8 Rf8 28. Rc1 d5 29. Be2 Nd6 30. Rc6 Ne4+ 31. Ke1 Bd7 32. Rxf8+ Kxf8 33. Rxa6 Ke7 34. Ra8 Kd6 35. a4 Bc6 36. Ra7 Nc5 37. a5 { Black has chances in the centre. } 37... d4 $6 ( 37... Nd7 $1 { restricts the rook. } 38. g3 fxg3 39. hxg3 d4 ) 38. Bf3 e5 $6 ( { More resistance offers } 38... Bb5 39. Rxh7 e5 40. Rh6+ Kc7 41. Rh5 Kd6 42. g3 fxg3 43. hxg3 ) 39. Bxc6 Kxc6 40. Rxh7 e4 41. a6 $1 ( 41. a6 { The simple pointe is } 41... Nxa6 42. Rh6+ Kb5 43. Rxa6 Kxa6 44. h4 ) 1-0
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "6"]
[White "Korchnoi, Viktor"]
[Black "Spassky, Boris"]
[Result "1/2-1/2"]
[Annotator "JvR"]
[ECO "A54"]
[EventDate "1964.??.??"]
[PlyCount "81"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. g3 d6 5. Bg2 Be7 6. d4 O-O 7. d5 Nb8 8. e4 Bg4 9. h3 Bxf3 ( 9... Bh5 { is less passive. } ) 10. Qxf3 c6 11. h4 a5 12. Qe2 Nfd7 $5 13. Bh3 Na6 14. Kf1 $5 Nc7 ( 14... Nac5 15. Kg2 a4 { gives an active alternative. } ) 15. Kg2 Rb8 16. Be3 cxd5 17. cxd5 Nc5 18. Rab1 Qe8 $6 ( { Consistency shows } 18... b5 19. b4 axb4 20. Rxb4 N5a6 21. Rb3 b4 ) 19. Rhd1 Rd8 20. b4 axb4 21. Rxb4 N7a6 22. Rb2 Ra8 23. Qc4 Kh8 24. a4 g6 25. Bh6 Rg8 26. a5 Bd8 27. Ra1 Qe7 28. Be3 Rf8 29. Nb5 f5 $1 { At last Spassky becomes active. } 30. exf5 $6 ( 30. f3 $1 { keeps the centre intact. } ) 30... gxf5 31. Bg5 Qd7 32. f4 Qg7 33. Nxd6 exf4 34. Rab1 Bxg5 35. hxg5 f3+ 36. Kxf3 Qe5 37. Nb5 ( { Tal warns for } 37. Nxb7 $4 Ne4 $1 ) 37... Rad8 38. Qc3 Rxd5 39. Qxe5+ Rxe5 40. Nd6 Rd5 41. Nxb7 ( 41. Nxb7 Rd3+ 42. Kg2 Ne4 $11 ) 1/2-1/2
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "6"]
[White "Stein, Leonid"]
[Black "Kholmov, Ratmir"]
[Result "1/2-1/2"]
[Annotator "JvR"]
[ECO "C43"]
[EventDate "1964.??.??"]
[PlyCount "59"]

1. e4 e5 2. Nf3 Nf6 3. d4 exd4 $5 4. e5 Ne4 5. Qxd4 d5 6. exd6 Nxd6 7. Nc3 Nc6 8. Qf4 Bf5 9. Bb5 $1 Qe7+ 10. Be3 Nxb5 11. Nxb5 Qb4+ 12. Qxb4 Bxb4+ 13. c3 Ba5 $2 ( { Correct is } 13... Bd6 14. Nxd6+ cxd6 15. O-O-O Be6 16. Rxd6 Bxa2 { (Matulovic-Kholmov, Sochi 1968). } ) 14. b4 Bd3 $1 15. a4 a6 16. O-O-O $2 ( { White wins a pawn by } 16. Nbd4 $1 Bb6 17. Nxc6 bxc6 18. Bxb6 $1 cxb6 19. O-O-O O-O-O 20. Ne5 Be4 21. Nxf7 Bxg2 22. Rxd8+ $1 Rxd8 23. Nxd8 Bxh1 24. Ne6 { (Kholmov). } ) 16... Be2 $1 { The highlight of a theoretical duel has been reached. } 17. bxa5 ( { Easily draws } 17. Rde1 $1 Bxf3 18. gxf3 axb5 19. axb5 Nd8 20. bxa5 Ne6 ) 17... axb5 18. Rde1 Bxf3 19. axb5 Bd5 ( { Black can play for a win with } 19... Nxa5 $1 { (Tal) } 20. gxf3 O-O ) 20. bxc6 Bxc6 21. Bg5+ Kf8 22. Be7+ Kg8 23. Bb4 b6 ( 23... Bxg2 $2 24. Rhg1 { and White starts an attack. } ) 24. axb6 cxb6 25. Kb2 h5 26. f3 h4 27. Re3 h3 28. g4 Kh7 29. c4 Ra4 30. Kb3 1/2-1/2
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "6"]
[White "Suetin, Alexei"]
[Black "Bronstein, David"]
[Result "0-1"]
[Annotator "JvR"]
[ECO "B18"]
[EventDate "1964.??.??"]
[PlyCount "166"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. N1e2 Nf6 7. Nf4 Nd5 $5 { The players leave the theory fast. } 8. Nxg6 hxg6 9. Be2 Nf6 10. Qd3 e6 11. Bd2 Nbd7 12. O-O-O Qc7 13. Bf3 O-O-O 14. Qb3 Bd6 15. Kb1 Bf4 16. Be1 $5 { White avoids exchange. } 16... g5 17. Nf1 g4 18. Be2 Bh6 19. f3 gxf3 20. Bxf3 Bf4 21. g3 Bd6 22. Ne3 Nd5 23. Nc4 Be7 24. Ba5 N5b6 25. Ne3 Bg5 26. Ng4 Rhe8 27. Nf2 c5 28. Bg2 cxd4 29. Rxd4 Nc5 30. Rxd8+ Rxd8 31. Qf3 Bf6 32. Nd1 Rd7 33. Nc3 Qe5 34. Bxb6 axb6 35. Rd1 Rxd1+ 36. Nxd1 Qe1 37. a3 Kd8 38. h4 Ke8 39. h5 Be5 40. g4 Qd2 41. Bf1 Bf4 $1 42. Nc3 $1 Ke7 43. Be2 $2 ( { Correct is } 43. Qe2 { (Tal). } ) 43... Qc1+ 44. Ka2 Be5 $1 45. Nd1 $5 { White sacrifices a pawn in despair. } ( { Horrible passivity brings } 45. Bd3 Bxc3 46. bxc3 Nxd3 47. Qxd3 Qf4 48. Qd1 Qc4+ 49. Kb2 e5 ) 45... Qxc2 46. Bb5 Qd2 47. Kb1 Bf4 48. Nc3 Qc1+ 49. Ka2 Be5 50. Nd1 f6 51. Qe2 Bd4 52. Nf2 Bxf2 53. Qxf2 Qg5 54. Be2 Qd5+ 55. Kb1 Qe4+ 56. Ka2 Kd6 57. Bf3 Qc4+ 58. Kb1 Qd3+ 59. Ka2 e5 60. g5 $5 fxg5 61. Bxb7 $5 Qc4+ 62. Kb1 Qf4 { Bronstein plays it safe. } 63. Qg1 Qf5+ 64. Ka1 g4 65. b4 Nb3+ 66. Kb2 Nd4 67. Qd1 Qf2+ 68. Kb1 g3 69. Qd3 Qe1+ 70. Kb2 Qe2+ 71. Kc3 Kc7 72. Qe4 Qc2+ 73. Qxc2 Nxc2 74. Be4 Ne3 75. Kd3 g2 76. Bxg2 Nxg2 77. Ke4 Kd6 78. a4 Nf4 79. a5 bxa5 80. bxa5 Nxh5 81. a6 Nf6+ 82. Kf5 Nd5 83. a7 Nb6 0-1
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "7"]
[White "Bronstein, David"]
[Black "Korchnoi, Viktor"]
[Result "1-0"]
[Annotator "JvR"]
[ECO "D24"]
[EventDate "1964.??.??"]
[PlyCount "71"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Nc3 a6 5. e4 b5 6. e5 Nd5 7. a4 Nxc3 8. bxc3 Qd5 9. g3 Bb7 10. Bg2 Qd7 11. Ba3 $1 e6 $6 12. Bxf8 Kxf8 13. O-O g6 14. Nh4 c6 $2 { Simagin advices the exchange of bishops. } 15. f4 Qe7 $6 ( 15... Kg7 16. Qg4 c5 { is better. } ) 16. Qd2 Kg7 17. f5 exf5 18. Rxf5 $1 Bc8 19. Rf6 Ra7 20. Raf1 Be6 21. Qg5 Qe8 { The next three moves by White win against any defence. } 22. Be4 Rg8 23. Ng2 $1 Kh8 24. Nf4 Re7 25. axb5 axb5 26. Qh6 Nd7 27. Bxc6 b4 28. d5 Bg4 29. e6 $1 { Black has been overwhelmed. } 29... Qf8 ( { Clearly ends } 29... fxe6 30. Nxg6+ $1 Rxg6 31. Rf8+ ) 30. Qxf8 Nxf8 31. h3 g5 32. d6 Rxe6 33. Nxe6 Bxe6 34. cxb4 Kg7 35. Be8 c3 36. Bxf7 1-0
[Event "Moscow zt"]
[Site "?"]
[Date "1964.??.??"]
[Round "7"]
[White "Geller, Efim"]
[Black "Stein, Leonid"]
[Result "1-0"]
[Annotator "JvR"]
[ECO "D87"]
[EventDate "1964.??.??"]
[PlyCount "77"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O 8. Ne2 Nc6 9. O-O Na5 10. Bd3 c5 11. Be3 b6 12. Qd2 Nc6 $5 13. d5 $1 Ne5 14. Rad1 e6 15. Nf4 Qe8 $6 ( 15... Nxd3 $1 16. Qxd3 exd5 17. Nxd5 Be6 { avoids difficulties. } ) 16. Rfe1 Nxd3 17. Nxd3 exd5 18. exd5 Qd8 { Black has wasted valuable time. } 19. c4 Ba6 20. Bh6 $1 Bxh6 21. Qxh6 Bxc4 22. Ne5 Bb5 $1 ( 22... Bxa2 $2 23. Rd2 $1 Bb3 24. Re3 Bc2 25. Rh3 { ends quickly. } ) 23. Re3 Qf6 24. h4 $1 { White has a great attack for only one pawn. } 24... Rae8 $2 ( { A proper defence gives } 24... Rad8 $1 25. h5 Ba4 { Black seems to survive in } 26. Rd2 Rfe8 27. hxg6 hxg6 28. f4 Qg7 ) 25. Rde1 Qg7 26. Qf4 f6 27. Nc6 Bxc6 28. dxc6 Re5 ( { Black ;oses in } 28... Rxe3 29. Rxe3 f5 30. Rd3 Qa1+ 31. Kh2 Qf6 32. c7 Rc8 33. Rd7 ) 29. Rd1 Qc7 30. Rxe5 fxe5 31. Qe4 Rd8 ( 31... Qf7 32. f3 Re8 33. h5 $18 ) 32. Rxd8+ Qxd8 33. Qxe5 Kf7 34. c7 Qd1+ 35. Kh2 Qd7 36. f4 Qg4 37. f5 Qxh4+ 38. Kg1 Qh6 39. Qe6+ 1-0