| ECO A05 in 1995 play it! chekhov valery defeats white's kovalev andrei in 106 moves | 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 d6 5. g3 e5 6. d3 O-O 7. Bg2 Nc6 8. O-O Nh5 9. e4 Bg4 10. h3 Be6 11. Nc3 f5 12. Nd5 Nf6 13. Qe2 Kh8 14. Rad1 Qd7 15. Nxf6 Bxf6 16. Kh2 Rae8 17. a3 Qg7 18. Rfe1 Bd7 19. b4 Nd8 20. c5 Ne6 21. cxd6 cxd6 22. Rc1 Bc6 23. Nd2 f4 24. Nc4 Rd8 25. Na5 Bb5 26. Rf1 h5 27. Nc4 Bg5 28. Ra1 Ba4 29. Bf3 fxg3+ 30. fxg3 h4 31. Bg4 hxg3+ 32. Kxg3 Nf4 33. Rxf4 Bxf4+ 34. Kg2 Qh6 35. Rf1 Kh7 36. Bc3 Bd7 37. Bxd7 Rxd7 38. Qg4 Rdd8 39. Nb2 Qg5 40. Qxg5 Bxg5 41. Nd1 Rxf1 42. Kxf1 b5 43. Ke2 Rc8 44. d4 exd4 45. Bxd4 Rc2+ 46. Kf3 Rd2 47. Be3 Bxe3 48. Nxe3 Rd3 49. Kf4 Rxa3 50. h4 a5 51. bxa5 Rxa5 52. Nd5 Ra1 53. Kg5 Kg7 |
| ECO A05 in 1981 play it! chekhov valery defeats white's boensch uwe in 80 moves | 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. g3 Nc6 6. Bg2 g6 7. O-O Bg7 8. Nxd5 Qxd5 9. d3 O-O 10. Be3 Bd7 11. Qd2 Qd6 12. Rfc1 b6 13. Bh6 Rac8 14. a3 Bxh6 15. Qxh6 f6 16. Rab1 e5 17. Qh4 Rc7 18. Kf1 Rfc8 19. Nd2 Kg7 20. Nc4 Qe6 21. Ne3 Nd4 22. Nd5 Rc6 23. e3 Nb5 24. Rd1 Rd6 25. Nc3 Rd8 26. Ke1 Qg4 27. Ne4 Qxh4 28. gxh4 Re6 29. Nc3 Bc6 30. Bxc6 Rxc6 31. Ke2 Kh6 32. Rg1 Rcd6 33. Rbd1 f5 34. f3 a6 35. a4 R6d7 36. e4 Rf7 37. Nd5 Nd4+ 38. Ke3 fxe4 39. fxe4 Rf3+ 40. Kd2 Rf2+ |
| ECO A05 in 1977 play it! chekhov valery defeats white's fedorov vladisla in 74 moves | 1. Nf3 Nf6 2. d4 d5 3. Bg5 Ne4 4. Bf4 e6 5. e3 c5 6. c3 Bd6 7. Bg3 Nc6 8. Nbd2 O-O 9. Nxe4 dxe4 10. Nd2 cxd4 11. cxd4 e5 12. dxe5 Bb4 13. Rc1 Be6 14. Bc4 Bxc4 15. Rxc4 Qd3 16. Rc2 Rac8 17. a3 Rfd8 18. Bh4 Ne7 19. Bxe7 Rxc2 20. Bxb4 Rxb2 21. f3 Rc2 22. Kf2 b6 23. Kg3 a5 24. Bd6 Rxd2 25. Qa4 exf3 26. gxf3 Qxe3 27. Qg4 Qf2+ 28. Kh3 Rd3 29. Rg1 Rxf3+ 30. Rg3 Qf1+ 31. Kh4 Rf4 32. h3 Rxg4+ 33. hxg4 Rxd6 34. exd6 Qf6+ 35. g5 Qxd6 36. Kh3 Qxg3+ 37. Kxg3 b5 |
| ECO A04 in 1995 play it! chekhov valery defeats white's ivanov mikhail in 80 moves | 1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. Nc3 cxd4 5. Nxd4 Nc6 6. Nc2 d6 7. Bd2 f5 8. g3 Be6 9. Ne3 h5 10. h4 Bf7 11. Bg2 e6 12. b4 Nge7 13. O-O O-O 14. Rb1 Rc8 15. Na4 d5 16. cxd5 exd5 17. Nc2 b6 18. Bg5 d4 19. b5 Na5 20. Nb4 Qd7 21. Nb2 Nd5 22. Nxd5 Bxd5 23. Bxd5+ Qxd5 24. a4 Rfe8 25. Nd3 Nb7 26. Nb4 Qf7 27. Nc6 Nc5 28. Rc1 Kh7 29. Qc2 Re4 30. Rfd1 Rce8 31. e3 dxe3 32. Bxe3 Rxe3 33. fxe3 Rxe3 34. Kh2 f4 35. Rg1 Ne4 36. Rcf1 Nxg3 37. Re1 Ra3 38. Re7 Qf6 39. Kg2 Nf5 40. Rxg7+ Kxg7 |
| ECO A04 in 1996 play it! chekhov valery defeats white's frog i in 94 moves | 1. Nf3 c5 2. b3 d6 3. g3 e5 4. e4 Nc6 5. Bg2 g6 6. Nc3 Nge7 7. h4 h6 8. d3 Bg7 9. Nd2 Be6 10. Nc4 d5 11. exd5 Nxd5 12. Ne4 b6 13. Ned6+ Kf8 14. Bb2 Qe7 15. Qd2 Rd8 16. Ne4 Kg8 17. O-O Kh7 18. a4 Nd4 19. Nc3 Nb4 20. Rac1 Bh3 21. Ne2 Bxg2 22. Kxg2 Qb7+ 23. f3 Nxf3 24. Rxf3 e4 25. Re3 Bxb2 26. Nxb2 exd3+ 27. Kh2 dxe2 28. Qxe2 Rd7 29. Nc4 Nc6 30. h5 Rhd8 31. hxg6+ fxg6 32. Re1 Rf8 33. Re6 Nd4 34. Nd6 Nxe2 35. Nxb7 Nd4 36. Re7+ Rf7 37. Rxf7+ Rxf7 38. Nd8 Nf3+ 39. Kh3 Nxe1 40. Nxf7 Nxc2 41. Nd6 Nd4 42. Nc8 Nc6 43. Kg4 Kg7 44. Kf4 Kf6 45. Nd6 g5+ 46. Ke4 h5 47. Ne8+ Kf7 |
| ECO A04 in 1991 play it! chekhov valery defeats white's magg christian in 62 moves | 1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. O-O Nc6 5. e4 e5 6. Nc3 Nge7 7. Nd5 d6 8. d3 Nxd5 9. exd5 Ne7 10. Nd2 O-O 11. a4 b6 12. Ne4 h6 13. a5 f5 14. Nc3 Bd7 15. f4 Rb8 16. axb6 axb6 17. Qf3 Qc7 18. h4 b5 19. Kh2 b4 20. Nd1 c4 21. dxc4 Qxc4 22. fxe5 dxe5 23. d6 e4 24. Qf2 Nc6 25. Bf4 Qe6 26. Qd2 Kh7 27. Ra6 Ne5 28. Ne3 b3 29. Ra7 bxc2 30. Bxe5 Bxe5 31. Qxc2 Bd4 |
| ECO A04 in 1991 play it! chekhov valery defeats white's lindgren in 64 moves | 1. Nf3 c5 2. e4 e6 3. d3 Nc6 4. Nbd2 g6 5. g3 Bg7 6. Bg2 Nge7 7. O-O O-O 8. c3 d6 9. Re1 b5 10. Nf1 b4 11. c4 Rb8 12. g4 f5 13. exf5 gxf5 14. gxf5 Nxf5 15. Ng3 Nfd4 16. Ng5 h6 17. N5e4 Qh4 18. Nxd6 Ne5 19. f4 Ng4 20. h3 Qxg3 21. hxg4 Nc2 22. Re4 Nxa1 23. Be3 Bd4 24. Bxd4 cxd4 25. Nxc8 Rbxc8 26. f5 exf5 27. gxf5 Kh8 28. Re6 Qg5 29. Rg6 Qe3+ 30. Kh1 Rxf5 31. Qg4 Qc1+ 32. Kh2 Qf4+ |
| ECO A04 in 1991 play it! chekhov valery defeats white's ostenstad berge in 62 moves | 1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. e4 Qa5+ 5. Nc3 d6 6. Be2 Bg4 7. d5 Bxf3 8. gxf3 Nf6 9. Be3 O-O 10. Qd2 Na6 11. f4 Nc7 12. h4 a6 13. e5 Nfe8 14. h5 dxe5 15. fxe5 Bxe5 16. f4 Bxc3 17. bxc3 Nd6 18. Bd3 f5 19. Rc1 Rf7 20. Bf2 Re8 21. hxg6 hxg6 22. Qe3 b6 23. Qe5 Rg7 24. Rc2 Qa4 25. Rb2 Nxc4 26. Bxc4 Qxc4 27. Rxb6 Qxd5 28. Rh6 Rd8 29. Qxd5+ Nxd5 30. Rxa6 Nxf4 31. Bg3 Nd3+ |
| ECO A05 in 1982 play it! chekhov valery defeats white's loginov valery in 56 moves | 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 c6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. d5 c4 11. dxe6 cxd3 12. exd7+ Qxd7 13. O-O Bb7 14. Bg5 Be7 15. e5 Nd5 16. Qxd3 Nxc3 17. Qxc3 Bxg5 18. Nxg5 Qf5 19. Qe3 h6 20. Nh3 O-O 21. Nf4 Rfe8 22. Rfe1 Rac8 23. Re2 Rc4 24. g3 Re4 25. Qd2 g5 26. Rxe4 Qxe4 27. f3 Qxf3 28. Qd7 gxf4 |
| ECO A21 in 1989 play it! chekhov valery defeats white's raicevic ivica in 56 moves | 1. c4 e5 2. Nc3 Bb4 3. g3 Bxc3 4. bxc3 d6 5. Bg2 Ne7 6. d3 Nbc6 7. Nf3 f6 8. a4 a5 9. O-O O-O 10. Ne1 Be6 11. Nc2 Qd7 12. Ne3 Bh3 13. Nd5 Bxg2 14. Kxg2 Nxd5 15. cxd5 Ne7 16. c4 f5 17. e4 Rf7 18. Qh5 Raf8 19. f3 h6 20. f4 fxe4 21. dxe4 exf4 22. Rxf4 Nc8 23. Be3 Qe8 24. Qf3 Ne7 25. Rxf7 Rxf7 26. Qg4 Ng6 27. Bd4 Nf4+ 28. Kf3 Ne6+ |
| ECO A21 in 1988 play it! chekhov valery defeats white's teske henrik in 84 moves | 1. c4 e5 2. Nc3 Bb4 3. g3 Bxc3 4. bxc3 Nc6 5. Bg2 d6 6. Rb1 Nge7 7. e4 O-O 8. Ne2 b6 9. O-O f5 10. exf5 Bxf5 11. d3 Qd7 12. Re1 Rf7 13. Rb2 Raf8 14. Be3 Bg4 15. d4 Na5 16. Rb4 c5 17. Ra4 Nf5 18. Bc1 Nh4 19. gxh4 Rxf2 20. dxe5 Rxg2+ 21. Kxg2 Bf3+ 22. Kf2 Qg4 23. Qxd6 Bxe2+ 24. Qxf8+ Kxf8 25. Rxe2 Qxh4+ 26. Kg2 Qg4+ 27. Kf2 Qh4+ 28. Kg2 Qg4+ 29. Kf2 Qd7 30. Ra3 Nxc4 31. e6 Qc7 32. Ra4 b5 33. Ra6 Ke8 34. e7 Qxh2+ 35. Kf3 Qh5+ 36. Kf2 Qh2+ 37. Kf3 Qh1+ 38. Kg3 Qg1+ 39. Kf3 Qh1+ 40. Kg3 Qxc1 41. Rxa7 Qg5+ 42. Kf3 Ne5+ |
| ECO A30 in 1991 play it! chekhov valery defeats white's tataev marakh in 82 moves | 1. c4 c5 2. Nf3 g6 3. d4 Bg7 4. d5 Nf6 5. Nc3 d6 6. e4 O-O 7. Bd3 e6 8. h3 exd5 9. exd5 Re8+ 10. Be3 Nh5 11. O-O Nd7 12. Qd2 Ne5 13. Nxe5 Rxe5 14. Rfe1 Bd7 15. Bh6 Bxh6 16. Qxh6 Qe7 17. Qd2 Re8 18. Re2 Qh4 19. Rae1 Nf4 20. Rxe5 Rxe5 21. Rxe5 dxe5 22. Ne2 Nxg2 23. Kxg2 Bxh3+ 24. Kg1 f5 25. f3 e4 26. fxe4 Qg4+ 27. Kf2 fxe4 28. Bxe4 Qxe4 29. Qf4 Qxf4+ 30. Nxf4 Bf5 31. Ke3 Kf7 32. a3 Kf6 33. b4 cxb4 34. axb4 Ke5 35. b5 h5 36. c5 h4 37. d6 h3 38. Nxg6+ Kf6 39. Kf2 Bxg6 40. Kg3 Be8 41. c6 Bxc6 |
| ECO A16 in 1982 play it! chekhov valery defeats white's vaganian rafael in 100 moves | 1. c4 Nf6 2. Nc3 c5 3. Nf3 d5 4. cxd5 Nxd5 5. d4 Nxc3 6. bxc3 g6 7. e4 Bg7 8. Be3 Qa5 9. Qd2 Nc6 10. Rb1 a6 11. Rc1 cxd4 12. cxd4 Qxd2+ 13. Kxd2 f5 14. e5 Be6 15. Ng5 Bxa2 16. Bc4 Bxc4 17. Rxc4 Bh6 18. Ne6 Kf7 19. Bxh6 Kxe6 20. Rb1 Rhd8 21. Kc3 Rd7 22. Rb6 Kf7 23. g3 Rc8 24. Bf4 e6 25. Rc5 Rcc7 26. Be3 Ne7 27. Rxc7 Rxc7+ 28. Kd3 Nc8 29. Rb1 b5 30. Bd2 Ne7 31. Ra1 Rc6 32. Bb4 Nd5 33. Bc5 g5 34. f3 h5 35. h3 Kg6 36. Kd2 f4 37. g4 Ne3 38. Kd3 Nc4 39. gxh5+ Kxh5 40. Be7 Nb2+ 41. Kd2 Nc4+ 42. Kd3 Ne3 43. Rg1 Nd5 44. Bc5 Rc8 45. Rg4 a5 46. h4 gxh4 47. Rg7 Rh8 48. Ke2 h3 49. Kf2 Kh6 50. Rf7 Kg6 |
| ECO A10 in 1987 play it! chekhov valery defeats white's tomaszewski roma in 70 moves | 1. c4 d6 2. Nc3 e5 3. g3 f5 4. Bg2 Nf6 5. d3 g6 6. e4 Bg7 7. Nge2 O-O 8. O-O c6 9. h3 Na6 10. Be3 Be6 11. exf5 gxf5 12. f4 Qe8 13. Qd2 Kh8 14. b3 Rg8 15. d4 e4 16. d5 cxd5 17. cxd5 Bf7 18. Nd4 Qd7 19. Rad1 Nc7 20. Ne6 Bxe6 21. dxe6 Qxe6 22. Qxd6 Qxd6 23. Rxd6 Nfe8 24. Rd4 h5 25. Rc4 Rd8 26. Rd1 Rxd1+ 27. Nxd1 Nd5 28. Bxa7 Nd6 29. Ra4 b5 30. Ra6 Rd8 31. Bf1 Nb4 32. Ra5 Nc8 33. Ne3 Nxa7 34. Rxa7 Bd4 35. Bxb5 Bxa7 |
| ECO A20 in 1990 play it! chekhov valery defeats white's kourkounakis ili in 96 moves | 1. c4 e5 2. g3 c6 3. Nf3 e4 4. Nd4 d5 5. cxd5 Qxd5 6. e3 Nf6 7. Bg2 Qe5 8. Nc3 Bc5 9. Qc2 Bxd4 10. exd4 Qxd4 11. Nxe4 Nxe4 12. Bxe4 O-O 13. O-O Bh3 14. Re1 f5 15. Bd3 Kh8 16. Qc4 Qf6 17. f4 Nd7 18. Re6 Qd8 19. b3 Nb6 20. Qc3 Nd5 21. Qd4 Nxf4 22. Rd6 Nxd3 23. Bb2 Qb6 24. Qxb6 axb6 25. Rxd3 Rad8 26. Rxd8 Rxd8 27. Bc3 Kg8 28. Re1 Kf7 29. Re5 g6 30. a4 Bg4 31. b4 Bd1 32. a5 bxa5 33. bxa5 Bc2 34. Kf2 Be4 35. g4 h6 36. h4 Rd3 37. g5 hxg5 38. hxg5 Rf3+ 39. Ke2 Rg3 40. Bb4 c5 41. Bxc5 Rxg5 42. a6 bxa6 43. Re7+ Kf6 44. Ra7 Rg2+ 45. Kf1 f4 46. d3 Bd5 47. Rxa6+ Kf5 48. Ra5 Ra2 |
| ECO A21 in 1991 play it! chekhov valery defeats white's dautov rustem in 106 moves | 1. c4 e5 2. Nc3 Bb4 3. g3 Bxc3 4. bxc3 d6 5. Bg2 Nc6 6. Rb1 Nge7 7. Nf3 O-O 8. O-O b6 9. d3 f6 10. e4 Be6 11. Nh4 Qd7 12. f4 exf4 13. gxf4 f5 14. exf5 Nxf5 15. Nxf5 Bxf5 16. Qf3 Ne7 17. Bd2 Rae8 18. Rbe1 Ng6 19. d4 Nh4 20. Qc6 Nxg2 21. Qxd7 Bxd7 22. Kxg2 Be6 23. c5 Bxa2 24. Re3 Rxe3 25. Bxe3 a5 26. Ra1 Bb3 27. Re1 Re8 28. Kf2 Kf7 29. cxb6 cxb6 30. Bc1 Rxe1 31. Kxe1 Ke6 32. Ba3 Kd5 33. Kd2 b5 34. Kd3 Bd1 35. Kd2 Bg4 36. Kc2 Bh3 37. Kb3 h5 38. Kc2 Bf5+ 39. Kb3 h4 40. Bc1 Ke4 41. Bd2 d5 42. Be1 h3 43. Bg3 Ke3 44. Ka3 g6 45. Kb3 Bd3 46. Ka3 Bc4 47. Kb2 a4 48. Ka3 Kd2 49. Kb2 a3+ 50. Kxa3 Kxc3 51. Be1+ Kxd4 52. Bf2+ Ke4 53. Kb4 d4 |
| ECO A21 in 1981 play it! chekhov valery defeats white's spiridonov nikol in 98 moves | 1. c4 e5 2. Nc3 Bb4 3. e3 Bxc3 4. bxc3 Nf6 5. Ne2 O-O 6. Ng3 Re8 7. Be2 c6 8. O-O d5 9. cxd5 cxd5 10. c4 d4 11. d3 dxe3 12. fxe3 Nc6 13. Rb1 Qd6 14. Nf5 Bxf5 15. Rxf5 b6 16. Qf1 Rad8 17. Rb5 Qe6 18. Ba3 Nd7 19. g4 Ne7 20. Rf2 a6 21. Rb3 Nc5 22. Bxc5 bxc5 23. Bf3 e4 24. Bxe4 Qxg4+ 25. Rg2 Qe6 26. Qa1 g6 27. Qb2 Nf5 28. Bxf5 Qxf5 29. Qe2 Rd6 30. e4 Qe5 31. Qf1 Red8 32. Rg3 Rf6 33. Qe1 Kg7 34. Kg2 Rdd6 35. Qe2 h5 36. Rf3 Rxf3 37. Qxf3 Rf6 38. Qe2 Qg5+ 39. Kh1 Qc1+ 40. Kg2 Qg5+ 41. Kh1 h4 42. Rb1 h3 43. a4 a5 44. Rd1 Rf4 45. Rg1 Qf6 46. Qe3 Rf3 47. Qxc5 Rxd3 48. Qf5 Qd4 49. Qf4 Rd1 |
| ECO A00 in 1985 play it! chekhov valery defeats white's tischbierek raj in 88 moves | 1. g3 c5 2. Bg2 Nc6 3. Nf3 g6 4. c3 e5 5. d4 cxd4 6. cxd4 e4 7. Ne5 d5 8. Qa4 Bg7 9. Nxc6 Qd7 10. Nc3 bxc6 11. b3 f5 12. Ba3 Nf6 13. e3 Kf7 14. Qa5 g5 15. Na4 f4 16. O-O-O Qd8 17. Qxd8 Rxd8 18. gxf4 gxf4 19. h3 Bh6 20. Kd2 Rg8 21. Bf1 fxe3+ 22. fxe3 Rg3 23. Re1 Ne8 24. Rh2 Ng7 25. Rf2+ Nf5 26. Bd6 Rf3 27. Rxf3 exf3 28. Bf4 Bxf4 29. exf4 Nxd4 30. Rc1 Nf5 31. Rxc6 Ng3 32. Rc1 d4 33. Nc5 Kf6 34. Bd3 Bxh3 35. Rg1 Rg8 36. Rxg3 Rxg3 37. Ne4+ Kf5 38. Nxg3+ Kxf4 39. Nf1 h5 40. b4 h4 41. Nh2 Kg3 42. Ke1 Kxh2 43. Kf2 Be6 44. a4 Kh3 |
| ECO B41 in 1990 play it! chekhov valery defeats white's petrovic djordje in 46 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Nd5 8. Nxd5 cxd5 9. Bd3 Qc7 10. Qe2 Bb4+ 11. Kf1 Rb8 12. h4 Bc3 13. f4 Bxb2 14. Bxb2 Rxb2 15. Rh3 Rb4 16. Qf3 Qb6 17. Ke2 Ba6 18. Rf1 Re4+ 19. Kd2 Bxd3 20. cxd3 Qb2+ 21. Kd1 Qb1+ 22. Kd2 Qxa2+ 23. Kc3 Ra4 |
| ECO B41 in 1989 play it! chekhov valery defeats white's garkov mitko in 74 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 Bb4 7. Bd3 d5 8. exd5 Nxd5 9. Nxc6 bxc6 10. Bd2 Nxc3 11. bxc3 Bd6 12. O-O O-O 13. Qf3 Qc7 14. h3 f5 15. Bc4 Kh8 16. Qe2 e5 17. f3 Bb7 18. Rfd1 Rae8 19. Be3 e4 20. Rab1 Ba8 21. Kh1 c5 22. Bd5 Bxd5 23. Rxd5 f4 24. Bf2 e3 25. Be1 c4 26. Rbd1 Be5 27. Rd7 Qc6 28. Rxa7 Ra8 29. Rxa8 Rxa8 30. g3 g5 31. gxf4 gxf4 32. Kh2 Rxa2 33. Rd8+ Kg7 34. Kh1 Kh6 35. Rg8 Bg7 36. Rd8 Qe6 37. Qg2 Qg6 |