| ECO A05 in 1975 play it! chekhov valery a defeats white's savon vladimir a in 80 moves | 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. Nc3 Nc6 7. d3 e5 8. Rb1 a5 9. a3 Bf5 10. b4 Qd7 11. Nd5 axb4 12. Nxf6+ Bxf6 13. axb4 e4 14. Ng5 exd3 15. exd3 Ra2 16. Be3 Nd4 17. Bxd4 Bxd4 18. Nf3 Bf6 19. Re1 Rfa8 20. Nh4 Bd4 21. Re2 Ra1 22. Nxf5 Qxf5 23. Bf1 Rxb1 24. Qxb1 d5 25. Ra2 Re8 26. cxd5 Qxd5 27. Bg2 Qb5 28. Be4 c5 29. Qb3 cxb4 30. Rc2 Qb6 31. Kg2 Kg7 32. Rc4 Qf6 33. Rc2 Rc8 34. Re2 Qb6 35. Bd5 Rc3 36. Qa4 Qd6 37. Bc4 Ra3 38. Qe8 Qc6+ 39. Qxc6 bxc6 40. Re7 b3 |
| ECO A04 in 1982 play it! chekhov valery a defeats white's kharitonov andre in 90 moves | 1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. d5 Nf6 5. Nc3 O-O 6. e4 e6 7. Be2 exd5 8. cxd5 Re8 9. Nd2 d6 10. O-O Nbd7 11. a4 Ne5 12. Qc2 g5 13. Nf3 Nxf3+ 14. Bxf3 Ng4 15. Bxg4 Bxg4 16. f4 gxf4 17. Bxf4 Bh5 18. Nb5 Be5 19. Ra3 Bg6 20. Raf3 a6 21. Bxe5 Rxe5 22. Nc3 b5 23. axb5 axb5 24. Nxb5 Bxe4 25. Rg3+ Bg6 26. Qf2 Qe7 27. b4 Rb8 28. Na3 Rxb4 29. Qf3 Rbe4 30. Nc2 Rg5 31. h3 Rxg3 32. Qxg3 Qe5 33. Rf3 Qxg3 34. Rxg3 f5 35. Rc3 f4 36. Kf2 Re5 37. Kf3 Bxc2 38. Rxc2 Rxd5 39. Kxf4 Kf7 40. Ra2 Kf6 41. Ra7 Rf5+ 42. Ke3 Re5+ 43. Kf4 Re7 44. Ra6 Ke6 45. g4 Kd5 |
| ECO A04 in 1982 play it! chekhov valery a defeats white's yermolinsky alex in 54 moves | 1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. O-O Nc6 5. c3 e5 6. d4 cxd4 7. cxd4 e4 8. Ne5 d5 9. Nxc6 bxc6 10. Nc3 Ne7 11. Bg5 h6 12. Bxe7 Qxe7 13. e3 O-O 14. Qd2 h5 15. Rfc1 f5 16. Na4 Rf6 17. Rc3 g5 18. Rac1 Bd7 19. Rb3 f4 20. Rb7 Qe8 21. Qa5 Bf8 22. Rxa7 Rxa7 23. Qxa7 h4 24. Nb6 Be6 25. Qc7 hxg3 26. hxg3 f3 27. Bf1 Rh6 |
| ECO A05 in 1975 play it! chekhov valery a defeats white's podgaets mikhail in 60 moves | 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O c6 8. Re1 exd4 9. Nxd4 Re8 10. Bf1 Ng4 11. h3 Qf6 12. hxg4 Qxd4 13. g5 Qe5 14. Be3 Nd7 15. Qd2 Qe7 16. Rad1 Nc5 17. b4 Ne6 18. Rc1 a5 19. a3 axb4 20. axb4 Ra3 21. f3 f6 22. gxf6 Qxf6 23. Nb1 Rxe3 24. Rxe3 Qg5 25. Rd3 Nf4 26. Rxd6 Be5 27. Rd1 Qg3 28. Kh1 Nd3 29. Qh6 Nf2+ 30. Kg1 Nh3+ |
| ECO A04 in 1994 play it! chekhov valery a defeats white's schulz karsten in 94 moves | 1. Nf3 c5 2. g3 Nc6 3. Bg2 e5 4. O-O g6 5. e4 Bg7 6. d3 Nge7 7. c3 O-O 8. Nbd2 h6 9. a4 d6 10. Nc4 Be6 11. Qe2 Qd7 12. Bd2 Rae8 13. Ne1 f5 14. exf5 gxf5 15. f4 exf4 16. Bxf4 Ng6 17. Qh5 Nxf4 18. gxf4 Bf7 19. Qh3 d5 20. Na3 d4 21. c4 Re2 22. Rf2 Rxf2 23. Kxf2 Ne7 24. Nac2 Ng6 25. Qg3 Qc7 26. Bd5 Bxd5 27. cxd5 Qxf4+ 28. Qxf4 Nxf4 29. d6 Rd8 30. Kf3 Nd5 31. Ng2 Rxd6 32. Nh4 Rb6 33. Nxf5 Bf8 34. Rb1 Rb3 35. Ke4 Nc3+ 36. bxc3 Rxb1 37. cxd4 Rb2 38. Nce3 cxd4 39. Nc4 Rxh2 40. Nxd4 Rh4+ 41. Kd5 h5 42. Nf5 Rh1 43. Ke4 h4 44. Nce3 h3 45. Kf3 Rg1 46. Ng4 Rf1+ 47. Ke4 Ra1 |
| ECO A04 in 1996 play it! chekhov valery a defeats white's vladimir prosvir in 80 moves | 1. Nf3 c5 2. c4 g6 3. g3 Bg7 4. Bg2 Nc6 5. O-O e5 6. Nc3 Nge7 7. d3 d6 8. a3 O-O 9. Rb1 a5 10. Bd2 Rb8 11. Ne1 Be6 12. Nd5 b5 13. Nc2 bxc4 14. dxc4 a4 15. Bc3 Nd4 16. e3 Nxc2 17. Qxc2 Nxd5 18. cxd5 Bd7 19. b4 axb3 20. Rxb3 Ba4 21. Rxb8 Bxc2 22. Rxd8 Rxd8 23. e4 f5 24. f3 Bh6 25. Re1 fxe4 26. fxe4 Ra8 27. Bb2 Rb8 28. Bc3 Rb3 29. Ba5 Rxa3 30. Bc7 Bd2 31. Rf1 Ra6 32. h4 c4 33. Rf6 c3 34. Rxd6 Be3+ 35. Kh2 Rxd6 36. Bxd6 Bd3 37. Ba3 Kf7 38. Bh3 c2 39. Be6+ Ke8 40. Bg8 h5 |
| ECO A04 in 1980 play it! chekhov valery a defeats white's veingold aleksan in 78 moves | 1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. e4 Qa5+ 5. Nc3 d6 6. dxc5 dxc5 7. Bd2 Bg4 8. Nb5 Qb6 9. Bf4 Na6 10. Qa4 Bxf3 11. gxf3 Kf8 12. Bg2 Nf6 13. O-O-O Nh5 14. Bg5 Qe6 15. Nc3 Bxc3 16. bxc3 Kg7 17. Be3 Qf6 18. Kc2 Nf4 19. Bxf4 Qxf4 20. Qd7 Qg5 21. Bh3 Qh4 22. Qg4 Qf6 23. Rd7 Nb8 24. Rxb7 Nc6 25. f4 Na5 26. e5 Qc6 27. Rxe7 Qe4+ 28. Kc1 Qxh1+ 29. Qd1 Qxd1+ 30. Kxd1 Rhd8+ 31. Kc2 Rf8 32. Bg2 Rae8 33. Rxa7 Nxc4 34. a4 Rb8 35. a5 Rfd8 36. Be4 Rb2+ 37. Kc1 Rxf2 38. e6 Rdd2 39. Rxf7+ Kh6 |
| ECO A05 in 1978 play it! chekhov valery a defeats white's petrosian arshak in 65 moves | 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c6 6. d4 d6 7. b3 a6 8. Bb2 b5 9. Nbd2 Nbd7 10. Qc2 Bb7 11. e4 Ne8 12. Rad1 Qb6 13. Rfe1 Nc7 14. e5 dxe5 15. c5 Qa7 16. dxe5 Rad8 17. Ne4 Ne6 18. b4 Bc8 19. a4 bxa4 20. Qxa4 Qb8 21. Qxc6 Qxb4 22. Bc3 Bb7 23. Qxe6 Qxe4 24. Qxd7 Rxd7 25. Rxd7 Qc4 26. Rxb7 Qxc3 27. Rxe7 Qxc5 28. Rb7 Re8 29. Ng5 Rxe5 30. Rxe5 Bxe5 31. Nxf7 Qc1+ 32. Bf1 Bd4 33. Nd6 |
| ECO A04 in 1995 play it! chekhov valery a defeats white's kaczmarek irenae in 68 moves | 1. Nf3 c5 2. b3 d6 3. Bb2 e5 4. d3 g6 5. c4 Bg7 6. g3 Ne7 7. e3 O-O 8. Nc3 Nbc6 9. Bg2 h6 10. O-O Bg4 11. h3 Be6 12. Na4 Nf5 13. Nc3 Rc8 14. Ne2 e4 15. Bxg7 exf3 16. Bxf8 fxg2 17. Kxg2 Kxf8 18. Nc3 b6 19. Qf3 Ne5 20. Qe4 Qd7 21. d4 cxd4 22. exd4 Nxd4 23. f4 Bxh3+ 24. Kg1 Nec6 25. Rf2 Re8 26. Qd5 Re3 27. Ne4 Qe7 28. Nd2 Rxg3+ 29. Kh1 Be6 30. Qe4 d5 31. Qe1 dxc4 32. bxc4 Rh3+ 33. Rh2 Rxh2+ 34. Kxh2 Nc2 |
| ECO A15 in 1979 play it! chekhov valery a defeats white's donchenko anatol in 64 moves | 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nf3 O-O 5. O-O c6 6. d4 d6 7. h3 Nbd7 8. Nc3 e5 9. e4 Qb6 10. d5 Nc5 11. Ne1 cxd5 12. cxd5 Nh5 13. Kh2 Bd7 14. Nd3 Nxd3 15. Qxd3 f5 16. exf5 gxf5 17. Be3 Qd8 18. Rac1 Qe8 19. Bd2 Qg6 20. Rg1 Rf7 21. Ne2 Nf6 22. Rge1 Raf8 23. f4 Ne4 24. Be3 a6 25. Qb3 Bb5 26. Bb6 Bh6 27. Qe3 Bxe2 28. Bxe4 fxe4 29. Qxe2 exf4 30. gxf4 Bxf4+ 31. Kh1 Bxc1 32. Rxc1 Rf3 |
| ECO A20 in 1985 play it! chekhov valery a defeats white's paehtz thomas sr by checkmate in 74 moves | 1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. d4 exd4 5. Qxd4 d5 6. Nf3 Bb4+ 7. Bd2 Be7 8. cxd5 cxd5 9. Ne5 O-O 10. Nc3 Nc6 11. Nxc6 bxc6 12. O-O c5 13. Qd3 Be6 14. Bg5 Rb8 15. Bxf6 Bxf6 16. Nxd5 Rxb2 17. e3 Rxf2 18. Rad1 Rxf1+ 19. Qxf1 Bg5 20. Qe1 Bxd5 21. Bxd5 Qe7 22. e4 Bf6 23. Qe2 Rb8 24. Qd3 g6 25. Rb1 Rxb1+ 26. Qxb1 c4 27. Kf1 c3 28. Ke2 Qa3 29. Kd3 Qa6+ 30. Bc4 Qd6+ 31. Bd5 Qe5 32. Qb7 Qd4+ 33. Ke2 Qd2+ 34. Kf3 Qd1+ 35. Kg2 Qe2+ 36. Kh3 Qf1+ 37. Kg4 h5# |
| ECO A30 in 1977 play it! chekhov valery a defeats white's magerramov elmar in 78 moves | 1. c4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 e6 6. g3 Qb6 7. Nb3 Ne5 8. e4 Bb4 9. Qe2 O-O 10. f4 Nc6 11. e5 Ne8 12. Bd2 f6 13. exf6 Nxf6 14. c5 Qc7 15. Bg2 b6 16. Nb5 Qb8 17. Bxb4 Nxb4 18. Bxa8 Qxa8 19. O-O bxc5 20. Nxc5 a6 21. a3 Nbd5 22. Nd4 Qa7 23. Rac1 Re8 24. Rf2 h5 25. Qd3 d6 26. Ne4 Nxe4 27. Qxe4 Nf6 28. Qd3 Bb7 29. h3 Be4 30. Qc4 Bd5 31. Qd3 Ne4 32. Re2 Nxg3 33. Qxg3 Qxd4+ 34. Kh2 Rf8 35. Rf2 e5 36. f5 h4 37. Qg1 e4 38. Rcf1 e3 39. Rg2 Qe5+ |
| ECO A21 in 1984 play it! chekhov valery a defeats white's hernandez roman in 82 moves | 1. c4 e5 2. Nc3 Bb4 3. Nf3 Bxc3 4. dxc3 Nc6 5. e4 d6 6. Bd3 Nge7 7. Nd2 Ng6 8. g3 O-O 9. h4 Nge7 10. h5 h6 11. g4 Qd7 12. Rg1 f6 13. Nf1 Nd8 14. Ne3 Ne6 15. Nf5 Ng5 16. Rg3 Nxf5 17. gxf5 Qf7 18. Qe2 Kh8 19. Be3 b6 20. Kf1 Bb7 21. Bd2 Rad8 22. a4 c6 23. a5 b5 24. a6 Ba8 25. cxb5 cxb5 26. Bb1 d5 27. Bxg5 fxg5 28. Ba2 Qe8 29. exd5 Bxd5 30. Bxd5 Rxd5 31. Rd1 Qc6 32. Rxd5 Qxd5 33. Qd3 Qh1+ 34. Rg1 Qxh5 35. Qe4 Qh3+ 36. Ke2 Qxf5 37. Qxf5 Rxf5 38. Ra1 Rf6 39. Ra5 Rb6 40. Kf3 Kh7 41. Ke4 h5 |
| ECO A20 in 1992 play it! chekhov valery a defeats white's makarichev serge in 69 moves | 1. c4 e5 2. g3 c6 3. d4 d6 4. Bg2 Nf6 5. Nc3 Nbd7 6. e3 g6 7. Nge2 Bg7 8. h3 O-O 9. O-O Re8 10. Qc2 h5 11. b3 Qe7 12. Ba3 e4 13. g4 hxg4 14. hxg4 Nxg4 15. Qxe4 Nde5 16. Qf4 f5 17. Qg3 Nf7 18. Nf4 Qf6 19. Rfe1 Bd7 20. Rad1 Bh6 21. Nh3 Re7 22. Bb2 g5 23. Bf3 Rae8 24. d5 c5 25. e4 Qg7 26. Be2 Nf6 27. exf5 Bxf5 28. Kf1 Qg6 29. Ng1 g4 30. Bc1 Nh5 31. Qh4 Bxc1 32. Rxc1 Ne5 33. Nd1 Nd3 34. Ne3 Nxc1 35. Rxc1 |
| ECO A20 in 2003 play it! chekhov valery a defeats white's khismatullin den in 106 moves | 1. c4 e5 2. g3 c6 3. b3 d5 4. Bb2 Bd6 5. Nf3 f6 6. Bg2 Be6 7. d3 Ne7 8. O-O O-O 9. Nbd2 a5 10. e4 d4 11. Ne1 Qc7 12. Qh5 a4 13. Bh3 Bxh3 14. Qxh3 Qd7 15. Qh5 axb3 16. Nxb3 c5 17. f4 g6 18. Qf3 exf4 19. gxf4 Nbc6 20. Ng2 Rf7 21. Nd2 Bc7 22. Qe2 b6 23. Kh1 Re8 24. Rf2 Nd8 25. Rg1 Rg7 26. Bc1 Nf7 27. Nf3 g5 28. Nd2 Ng6 29. Nf1 Kh8 30. Ng3 Nxf4 31. Nxf4 Bxf4 32. Bxf4 gxf4 33. Rxf4 Ne5 34. Rxf6 Qg4 35. Qf1 Reg8 36. Rf5 Nc6 37. a3 Qh4 38. Rf8 Ne5 39. Rxg8+ Rxg8 40. Nf5 Rxg1+ 41. Qxg1 Qg4 42. Qf1 Qf3+ 43. Qxf3 Nxf3 44. Nd6 Ne5 45. Kg2 Nxd3 46. Kf3 Kg7 47. e5 Nxe5+ 48. Ke4 Kf6 49. Kd5 d3 50. Ne4+ Kf5 51. a4 Nxc4 52. Ng3+ Kg6 53. Ne4 d2 |
| ECO A20 in 1994 play it! chekhov valery a defeats white's markowski tomasz in 116 moves | 1. c4 e5 2. g3 c6 3. d4 d6 4. Bg2 Nd7 5. Nc3 Ngf6 6. e3 Be7 7. Nge2 O-O 8. O-O Re8 9. b3 Bf8 10. Qc2 Rb8 11. Bb2 Qc7 12. Rac1 h6 13. h3 Nh7 14. Kh2 Ndf6 15. Rcd1 b5 16. Nb1 bxc4 17. Qxc4 d5 18. Qc2 e4 19. Rc1 Ba6 20. Rfe1 Bb4 21. Bc3 Bd3 22. Qd2 Bd6 23. Nf4 Ba6 24. Qd1 g5 25. Ne2 h5 26. Kh1 h4 27. g4 Re6 28. Bb2 Qd7 29. Ba3 Bc7 30. Nd2 Rbe8 31. Nc3 Bb8 32. Kg1 Qc7 33. Nf1 Qa5 34. Bb2 Nd7 35. Qd2 Qd8 36. Ba3 Rf6 37. Na4 Qc7 38. Nc5 Nxc5 39. Rxc5 Bxf1 40. Kxf1 Qh2 41. Qc2 Ree6 42. Re2 Bg3 43. Bb4 Bxf2 44. Rxf2 Rxf2+ 45. Qxf2 Rf6 46. Be1 Rxf2+ 47. Bxf2 Nf6 48. Rxc6 Nxg4 49. Bg1 Qb8 50. Rc5 Nf6 51. Bf2 Qb7 52. Kg1 Nd7 53. Rc2 f5 54. Bf1 Kf7 55. Be1 Qb6 56. b4 f4 57. Kf2 Ne5 58. Rc3 Nf3 |
| ECO A13 in 1998 play it! chekhov valery a defeats white's selensky andrei in 62 moves | 1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. Bg5 Nbd7 5. e3 Be7 6. Nf3 c6 7. Rc1 O-O 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. O-O Nxc3 12. Rxc3 e5 13. Bb3 exd4 14. exd4 Nf6 15. Re1 Qd6 16. h3 Bf5 17. Rce3 Rad8 18. Qd2 a6 19. Re5 Bg6 20. Qa5 Rd7 21. R1e3 Rfd8 22. g4 Kf8 23. Qe1 h6 24. d5 cxd5 25. Bxd5 Kg8 26. Bb3 Rc7 27. Nh4 Bc2 28. Bxc2 Rxc2 29. Re8+ Rxe8 30. Rxe8+ Nxe8 31. Qxe8+ Qf8 |
| ECO A03 in 1995 play it! chekhov valery a defeats white's gusev yuri s in 70 moves | 1. f4 d5 2. Nf3 c5 3. e3 g6 4. Bb5+ Bd7 5. Bxd7+ Nxd7 6. Nc3 Ngf6 7. b3 Bg7 8. Bb2 O-O 9. Ne2 e6 10. O-O b5 11. Qc1 Qb6 12. Ne5 Rad8 13. a3 Nxe5 14. Bxe5 d4 15. c4 dxc3 16. Nxc3 Rd3 17. Ra2 Rfd8 18. h3 Qb7 19. b4 c4 20. a4 a6 21. axb5 axb5 22. Ne2 Ne4 23. Bxg7 Kxg7 24. Nd4 Qd5 25. Kh2 e5 26. fxe5 Qxe5+ 27. Kg1 Nxd2 28. Rxd2 Qxe3+ 29. Rdf2 Qxc1 30. Rxf7+ Kg8 31. Rxc1 Kxf7 32. Nxb5 Rd1+ 33. Rxd1 Rxd1+ 34. Kf2 Ke6 35. Ke3 Ke5 |
| ECO B30 in 1996 play it! chekhov valery a defeats white's vladislav fedoro in 72 moves | 1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. c3 Nf6 6. Re1 a6 7. Ba4 b5 8. Bc2 e5 9. d3 g6 10. Bg5 Bg7 11. Nbd2 h6 12. Bxf6 Qxf6 13. Nf1 O-O 14. Ne3 Qd8 15. a4 Ne7 16. Bb3 Bc6 17. axb5 axb5 18. Rxa8 Qxa8 19. Qa1 Qb7 20. Nd2 Kh7 21. Qa2 f5 22. Ra1 fxe4 23. dxe4 Bxe4 24. Nxe4 Qxe4 25. Qa7 Qf4 26. Rf1 Nf5 27. Nxf5 Qxf5 28. Qe7 c4 29. Ba2 d5 30. Bb1 e4 31. Qc5 d4 32. cxd4 Qxc5 33. dxc5 Bxb2 34. Rd1 b4 35. Bxe4 b3 36. Rd7+ Bg7 |
| ECO B33 in 1996 play it! chekhov valery a defeats white's foetsch daniel g in 86 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 Be6 9. Nc4 Rc8 10. Ne3 Be7 11. Bxf6 Bxf6 12. Ncd5 Bg5 13. c3 O-O 14. Bd3 g6 15. O-O Kh8 16. g3 Ne7 17. Nxe7 Qxe7 18. f4 exf4 19. gxf4 Bh6 20. Qf3 Rc5 21. Rf2 Rh5 22. Nd5 Qh4 23. Be2 Bxd5 24. exd5 Rf5 25. Qg3 Rxf4 26. Rxf4 Qxf4 27. Qxf4 Bxf4 28. h3 Kg7 29. Rd1 Re8 30. Bf1 f5 31. b4 Kf6 32. c4 b6 33. c5 bxc5 34. bxc5 Be3+ 35. Kg2 Bxc5 36. Bxa6 g5 37. a4 h5 38. Bb5 Re3 39. a5 g4 40. hxg4 hxg4 41. a6 f4 42. Ra1 Rg3+ 43. Kh2 Rh3+ |