| ECO A06 in 2007 play it! program defeats black's program by checkmate in 73 moves | 1. Nf3 d5 2. d4 h5 3. Nc3 Bf5 4. g3 Nc6 5. Nh4 Bc8 6. Bg5 g6 7. Bg2 Bg7 8. Nxd5 Bxd4 9. c3 Bg7 10. O-O Bh6 11. Bxh6 Nxh6 12. e4 e5 13. Qb3 g5 14. Nf3 g4 15. Nh4 b6 16. Rad1 Be6 17. Qc4 Bd7 18. f4 Nd4 19. Nxc7+ Kf8 20. Nxa8 Ne6 21. fxe5 Kg7 22. Qd5 Ba4 23. Qxd8 Nxd8 24. Rd6 Nb7 25. Rxh6 Re8 26. Nf5+ Kg8 27. Nc7 Rxe5 28. Nd5 Re6 29. Rxh5 Nc5 30. Rf4 Bd1 31. Bf3 Bxf3 32. Nde7+ Rxe7 33. Nxe7+ Kg7 34. Nf5+ Kf6 35. Rh6+ Ke5 36. Nd6 Nb3 37. Nxf7# |
| ECO A06 in 2007 play it! program defeats black's program by checkmate in 61 moves | 1. Nf3 d5 2. d4 h5 3. Nc3 Bf5 4. g3 Nc6 5. Nh4 Bc8 6. Bg5 g6 7. Bg2 Bg7 8. Nxd5 Bxd4 9. c3 Bg7 10. O-O Bh6 11. Bxh6 Nxh6 12. Qa4 Qd6 13. Nb4 Rf8 14. Rad1 Qc5 15. Nxc6 Bd7 16. Rxd7 Qe5 17. Rd8+ Rxd8 18. Nxe5+ c6 19. Bxc6+ Rd7 20. Qxa7 e6 21. Bxd7+ Ke7 22. Qc5+ Kf6 23. Qxf8 Kxe5 24. Qg7+ Kd6 25. Rd1+ Kc7 26. Qxh6 e5 27. Qe3 f6 28. Qc5+ Kb8 29. Rd5 e4 30. Qd6+ Ka7 31. Ra5# |
| ECO A06 in 2007 play it! program defeats black's program by checkmate in 133 moves | 1. Nf3 d5 2. d4 h6 3. Nc3 Nc6 4. e3 a6 5. Bd3 e6 6. Bd2 Nf6 7. O-O Be7 8. h3 O-O 9. a3 Bd7 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 f5 13. Bd3 Bd6 14. c3 Ne7 15. Qb3 b5 16. c4 bxc4 17. Bxc4 Rb8 18. Qa2 Rf6 19. Bxa6 Bc6 20. Bc4 Bd5 21. Bxd5 Nxd5 22. Ne5 Qe8 23. g3 f4 24. Kh2 c5 25. Nc4 Be7 26. dxc5 fxg3+ 27. fxg3 Qf8 28. Rxf6 Qxf6 29. Rg1 Bxc5 30. Rg2 Qf5 31. b4 Bd4 32. Qb3 Qf1 33. Ne3 Bxe3 34. Bxe3 Rd8 35. Rf2 Qe1 36. Bc5 Kh8 37. Qd3 Qc1 38. Bd4 Qg5 39. Qe4 Re8 40. h4 Qh5 41. b5 Kg8 42. b6 Re7 43. a4 Qe8 44. Bc5 Rf7 45. Rxf7 Qxf7 46. Qe5 Qd7 47. a5 Qc8 48. Bd4 Qd7 49. a6 Nxb6 50. Bxb6 Qc6 51. a7 Kf7 52. Qc7+ Qxc7 53. Bxc7 g6 54. a8=Q g5 55. Kh3 Kg6 56. Qe4+ Kf7 57. Qh7+ Kf6 58. Qxh6+ Ke7 59. Qg7+ Ke8 60. Qg8+ Ke7 61. Qd8+ Kf7 62. Qxg5 e5 63. Qf5+ Ke8 64. h5 e4 65. Qe6+ Kf8 66. h6 e3 67. Bd6# |
| ECO A06 in 2007 play it! program defeats black's program by checkmate in 83 moves | 1. Nf3 d5 2. d4 h6 3. Nc3 Nc6 4. e4 dxe4 5. Nxe4 Bf5 6. Nc5 e6 7. Nxb7 Qd5 8. a4 Rb8 9. Nc5 Bxc5 10. Bf4 Nxd4 11. Nxd4 Be4 12. Nb5 Qxd1+ 13. Rxd1 c6 14. Bxb8 cxb5 15. Bxb5+ Kf8 16. Bxa7 Bxa7 17. Rd8+ Ke7 18. Rd7+ Kf6 19. Rxa7 Ne7 20. c4 Nc8 21. Rc7 Bxg2 22. Rg1 Bf3 23. Rg3 Bh5 24. c5 Ne7 25. c6 Nf5 26. Rd3 g5 27. b4 e5 28. Bc4 Nd4 29. Rd7 Nc2+ 30. Kd2 Nd4 31. c7 Bg4 32. Rxf7+ Kg6 33. b5 Ra8 34. Bd5 Rxa4 35. Rg3 Bc8 36. Rf8 Bd7 37. b6 Rb4 38. b7 Ra4 39. c8=Q Bxc8 40. bxc8=Q Rb4 41. Qe8+ Kh7 42. Qf7# |
| ECO A06 in 2007 play it! program defeats black's program by checkmate in 85 moves | 1. Nf3 d5 2. d4 h6 3. Nc3 e6 4. e3 Nf6 5. Bd2 Bd7 6. Ne5 Bd6 7. Bd3 Nc6 8. Nxd7 Qxd7 9. Nb5 Be7 10. O-O O-O 11. c4 dxc4 12. Bxc4 a6 13. Nc3 e5 14. d5 Na5 15. Qe2 Nxc4 16. Qxc4 b5 17. Qc6 Rfd8 18. Rad1 b4 19. Nb1 Qxd5 20. Qxc7 Rd7 21. Qc2 Qxa2 22. e4 b3 23. Qc3 Rd4 24. f3 Rad8 25. Qc1 R4d7 26. Nc3 Qa5 27. Nd5 Qb5 28. Nxe7+ Kh8 29. Nf5 a5 30. Bxh6 Qb6+ 31. Be3 Rxd1 32. Rxd1 Rxd1+ 33. Qxd1 Qb4 34. g3 Kh7 35. Qc1 Kg8 36. Qc7 Qe1+ 37. Kg2 Qe2+ 38. Bf2 g5 39. Qd8+ Kh7 40. Qxf6 Qxf3+ 41. Kxf3 g4+ 42. Kxg4 Kg8 43. Qg7# |
| ECO A06 in 2007 play it! program defeats black's program by checkmate in 49 moves | 1. Nf3 d5 2. d4 h6 3. Nc3 Nc6 4. e3 a6 5. Bd3 e6 6. Bd2 Nf6 7. O-O Be7 8. a4 g6 9. b3 O-O 10. g3 Bb4 11. Ne2 Bd7 12. c4 dxc4 13. Bxc4 Ne4 14. Bxb4 Nxb4 15. Ne5 Nd5 16. Qd3 Qh4 17. gxh4 Nef6 18. Nxg6 Rfe8 19. Ne5 Nb6 20. Kh1 Kf8 21. a5 Nbd5 22. e4 b5 23. Qf3 c5 24. exd5 Ne4 25. Qxf7# |
| ECO A06 in 2007 play it! program defeats black's program by checkmate in 57 moves | 1. Nf3 d5 2. d4 h6 3. Nc3 Nc6 4. e3 a6 5. Bd3 e6 6. a3 Bd6 7. Bd2 Nf6 8. g3 g6 9. O-O Bd7 10. e4 Nxe4 11. Bxe4 dxe4 12. Nxe4 b6 13. Nxd6+ cxd6 14. d5 Ne7 15. dxe6 Bxe6 16. Nd4 Bd5 17. f3 g5 18. Qe2 O-O 19. c4 Bb7 20. f4 Re8 21. Qh5 Qc7 22. b3 Qc5 23. Bc3 Nd5 24. Bb2 Ne3 25. fxg5 Qb5 26. Qxf7+ Kh8 27. Nf5+ Qe5 28. Bxe5+ dxe5 29. Qg7# |
| ECO A06 in 2007 play it! program defeats black's program by checkmate in 103 moves | 1. Nf3 d5 2. d4 h6 3. Nc3 Nc6 4. e4 dxe4 5. Nxe4 Bf5 6. Nc5 Qd5 7. c4 Qd6 8. Be3 b6 9. Nd3 e6 10. Be2 Nf6 11. Bf4 Qd7 12. Nde5 Bb4+ 13. Kf1 Nxe5 14. Nxe5 Qe7 15. Qa4+ Nd7 16. Nxd7 Qxd7 17. Qxb4 O-O-O 18. Be3 g5 19. Qa3 a5 20. b4 e5 21. dxe5 Qe7 22. c5 Qxe5 23. Re1 Rhe8 24. bxa5 bxc5 25. Ba6+ Kd7 26. Bc4 Qd6 27. Bxf7 Re5 28. Kg1 Be6 29. Bxe6+ Rxe6 30. Rc1 Rf8 31. Bxc5 Rfe8 32. Qa4+ Qc6 33. Qg4 Kc8 34. a3 Qd5 35. Bb4 Qd3 36. h3 Qd7 37. Qf3 Ra6 38. Rd1 Qe6 39. Bc3 Qb3 40. Kh2 Qxa3 41. Rb1 Qd6+ 42. g3 Qc6 43. Qf5+ Qe6 44. Qb5 Qe2 45. Qb7+ Kd7 46. Rhd1+ Rd6 47. Rxd6+ Kxd6 48. Rb2 Qc4 49. Rd2+ Qd5 50. Qxd5+ Ke7 51. Bg7 g4 52. Re2# |
| ECO A06 in 2007 play it! program defeats black's program by checkmate in 87 moves | 1. Nf3 d5 2. d4 h6 3. Nc3 Nc6 4. e3 a6 5. Bd3 e6 6. Bd2 Bd6 7. O-O Nf6 8. g3 O-O 9. a3 g6 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 h5 13. Bxc6 bxc6 14. Bh6 Re8 15. c4 Qf6 16. Qd3 c5 17. Bg5 Qg7 18. dxc5 Bxc5 19. b4 Ba7 20. Qe4 Rb8 21. Rae1 a5 22. bxa5 f6 23. Be3 Bb7 24. Qd3 Red8 25. Qe2 Bxe3 26. Qxe3 e5 27. Rd1 Rd6 28. Rb1 Qf8 29. c5 Bd5 30. Rxb8 Qxb8 31. cxd6 cxd6 32. Qd3 Bf7 33. a6 Kg7 34. Rb1 Qc7 35. Rb7 Qxb7 36. axb7 d5 37. Qa6 e4 38. Nd4 h4 39. b8=Q e3 40. fxe3 hxg3 41. Qxg3 f5 42. Nxf5+ Kf8 43. Qf6 Ke8 44. Qe7# |
| ECO A06 in 2007 play it! program defeats black's program in 89 moves | 1. Nf3 d5 2. d4 h6 3. Nc3 Nc6 4. e3 a6 5. Bd3 e6 6. Bd2 Nf6 7. O-O Be7 8. b3 g6 9. Re1 O-O 10. e4 dxe4 11. Nxe4 h5 12. Bh6 Re8 13. c3 Bd7 14. a4 b6 15. Qd2 Ng4 16. Bf4 Nf6 17. Nxf6+ Bxf6 18. Be4 Ra7 19. Bh6 Qe7 20. h3 Qd6 21. Qd3 Bg7 22. Bxg7 Kxg7 23. Qe3 Qe7 24. Ng5 Qf6 25. Qg3 Ne7 26. Rad1 Nd5 27. c4 Nf4 28. Kh1 c6 29. Nf3 Rd8 30. a5 bxa5 31. Ra1 a4 32. bxa4 c5 33. dxc5 Rc7 34. Rab1 Rxc5 35. Rb4 a5 36. Rb7 Rxc4 37. Ng5 Rxa4 38. Kh2 e5 39. Rd1 Kh6 40. h4 Be6 41. Rxd8 Nxg2 42. Rh8+ Qxh8 43. Nxf7+ Bxf7 44. Qg5+ Kg7 45. Qxe5+ |
| ECO A06 in 2007 play it! program defeats black's program by checkmate in 83 moves | 1. Nf3 d5 2. d4 h6 3. Nc3 e6 4. e3 Nf6 5. Bd2 Bd7 6. Ne5 Bb4 7. a3 Bd6 8. Bd3 O-O 9. O-O Nc6 10. Nxd7 Qxd7 11. g3 e5 12. Nb5 Qh3 13. f3 exd4 14. Nxd6 cxd6 15. exd4 Nxd4 16. c3 Nf5 17. Bf4 Rad8 18. Qc2 Ne7 19. Rae1 Nc6 20. Bf5 Qh4 21. gxh4 d4 22. c4 Nh5 23. Bg3 Nxg3 24. hxg3 d5 25. Kg2 a6 26. Bd3 dxc4 27. Qxc4 Rc8 28. Be4 Kh8 29. a4 f5 30. Bxc6 Rfd8 31. Qf7 bxc6 32. Re7 Rg8 33. Qxf5 c5 34. b3 c4 35. bxc4 Rxc4 36. a5 Ra4 37. Qd5 Rb4 38. Qd6 Rgb8 39. Qxa6 Rb2+ 40. Kg1 Rd8 41. Qg6 Rh2 42. Qxg7# |
| ECO A06 in 2007 play it! program defeats black's program in 81 moves | 1. Nf3 d5 2. d4 h6 3. Nc3 Nc6 4. e3 a6 5. Bd3 e6 6. a3 Nf6 7. Bd2 Bd6 8. g3 Bd7 9. O-O O-O 10. e4 Nxe4 11. Nxe4 dxe4 12. Bxe4 f5 13. Bd3 Rf6 14. c3 f4 15. Be4 fxg3 16. fxg3 Rb8 17. Nh4 Na5 18. Rxf6 Qxf6 19. Qg4 Rf8 20. Nf3 c5 21. Rf1 cxd4 22. cxd4 Nc6 23. Be3 Kh8 24. Nd2 Qxd4 25. Rxf8+ Bxf8 26. Bxd4 Nxd4 27. Bxb7 Nf5 28. Qc4 Bd6 29. Bxa6 Bb8 30. Ne4 Be5 31. Bc8 Bd4+ 32. Kh1 Bxc8 33. Qxc8+ Kh7 34. Qxe6 g6 35. Qd7+ Kg8 36. g4 Bxb2 37. Qc8+ Kf7 38. gxf5 gxf5 39. Qxf5+ Ke7 40. Qc5+ Ke6 41. Qc4+ |
| ECO A06 in 2007 play it! program defeats black's program by checkmate in 119 moves | 1. Nf3 d5 2. d4 h6 3. Nc3 Nc6 4. e3 a6 5. Bd3 e6 6. Bd2 Nf6 7. O-O Be7 8. b3 O-O 9. a3 Bd7 10. e4 Nxe4 11. Nxe4 dxe4 12. Bxe4 f5 13. Bd3 Bf6 14. c3 e5 15. dxe5 Nxe5 16. Nxe5 Bxe5 17. f4 Bf6 18. Qc2 Qe7 19. Rf2 Qc5 20. b4 Qd5 21. Rd1 Rae8 22. Bc1 Qe6 23. Re2 Qc6 24. Be3 Rf7 25. Bc5 b6 26. Rxe8+ Bxe8 27. Bf2 Re7 28. Rc1 Qd5 29. Bxa6 Bc6 30. Bf1 Qe4 31. Qxe4 fxe4 32. Be3 Kh7 33. Kf2 Rd7 34. Bc4 b5 35. Be2 g6 36. g3 Kg7 37. c4 Bb2 38. Rb1 Bc3 39. cxb5 Bd5 40. Bg4 Ba2 41. Rc1 Bd2 42. Bxd7 Bxc1 43. Bxc1 Bb1 44. a4 Kf7 45. Ke3 Ke7 46. Bc6 Kd6 47. Bxe4 Bxe4 48. Kxe4 c5 49. bxc5+ Kxc5 50. Be3+ Kd6 51. a5 g5 52. a6 Ke7 53. a7 gxf4 54. b6 Kd7 55. b7 Kd6 56. b8=Q+ Ke7 57. Kxf4 Kf6 58. a8=Q Kf7 59. Qe5 h5 60. Qae8# |
| ECO A06 in 2007 play it! program defeats black's program by checkmate in 99 moves | 1. Nf3 d5 2. d4 h6 3. Nc3 Nc6 4. e3 a6 5. Bd3 e6 6. Bd2 Nf6 7. O-O Be7 8. b3 g6 9. Re1 O-O 10. e4 dxe4 11. Nxe4 h5 12. Bh6 Re8 13. c3 Nxe4 14. Bxe4 Qd6 15. g3 Rb8 16. Bf4 Qd8 17. Bxc6 bxc6 18. Qd3 c5 19. Ne5 Rb4 20. cxb4 cxd4 21. Re4 Bb7 22. Rxd4 Qa8 23. Nxg6 Bf6 24. Ne5 Bh1 25. Qf1 Bd5 26. Re1 Qa7 27. Qd3 Qb7 28. Bh6 Bh1 29. Qf1 Bd5 30. Rf4 Bh8 31. Nxf7 e5 32. Nxh8 Qc6 33. Rf8+ Rxf8 34. Bxf8 Qe6 35. Qe2 Qh3 36. f3 Kxf8 37. Qxe5 Qd7 38. Qxh5 Qd6 39. Re8+ Kg7 40. Kg2 c6 41. Qg4+ Kh7 42. Qg5 Bxf3+ 43. Kxf3 Qd5+ 44. Kg4 Qxg5+ 45. Kxg5 a5 46. bxa5 Kg7 47. a6 c5 48. a7 c4 49. a8=Q Kh7 50. Qb7# |
| ECO A06 in 2007 play it! program defeats black's program by checkmate in 79 moves | 1. Nf3 d5 2. d4 h6 3. Nc3 Nc6 4. e3 a6 5. Bd3 e6 6. a3 Bd6 7. e4 dxe4 8. Nxe4 Nf6 9. Nxd6+ Qxd6 10. c3 O-O 11. O-O Bd7 12. Re1 Nd5 13. Bd2 Rad8 14. a4 f6 15. c4 Nde7 16. Bc3 Nf5 17. Bxf5 Na5 18. c5 Qf4 19. Bh3 c6 20. Bxa5 Rde8 21. Qb3 Qb8 22. Bxe6+ Bxe6 23. Rxe6 Rxe6 24. Qxe6+ Kh7 25. Re1 f5 26. Ne5 Qc8 27. Nd7 Rg8 28. Qxf5+ Kh8 29. Qf7 b6 30. cxb6 Qa8 31. Re7 c5 32. Nf6 Qf8 33. Qxg8+ Qxg8 34. Nxg8 Kxg8 35. b7 Kh7 36. b8=Q Kg6 37. Qg3+ Kf5 38. Re5+ Kf6 39. Qf4+ Kg6 40. Qf5# |
| ECO A06 in 2007 play it! program defeats black's program by checkmate in 117 moves | 1. Nf3 d5 2. d4 h6 3. Nc3 Nc6 4. e3 a6 5. Bd3 e6 6. a3 Bd6 7. Bd2 Nf6 8. O-O O-O 9. g3 Bd7 10. e4 Nxe4 11. Nxe4 dxe4 12. Bxe4 f5 13. Bd3 Rf6 14. c3 Be8 15. Re1 Bh5 16. Bc4 Qd7 17. Qe2 b5 18. Bb3 Qf7 19. Kg2 Nd8 20. Qd3 c5 21. dxc5 Bxc5 22. Re5 Be7 23. Rae1 Bg4 24. Kg1 Rc8 25. Nd4 f4 26. Bc2 fxg3 27. fxg3 Kf8 28. a4 Bh3 29. axb5 axb5 30. Qxb5 Rf2 31. Be3 Rg2+ 32. Kh1 Rd2 33. Bxd2 Rxc3 34. Bxc3 Qf2 35. Be4 g5 36. Qd7 Qf7 37. Bf5 Bxf5 38. Nxf5 Qe8 39. Qxe8+ Kxe8 40. Rxe6 Nxe6 41. Rxe6 Kd7 42. Rxe7+ Kc6 43. Nxh6 Kd6 44. Re5 Kd7 45. Rxg5 Kc6 46. Kg2 Kd6 47. Kf3 Kc6 48. Kf4 Kd6 49. Nf5+ Ke6 50. Rg6+ Kf7 51. Rf6+ Ke8 52. h4 Kd7 53. h5 Kd8 54. h6 Kc7 55. Ba5+ Kb7 56. h7 Ka7 57. Rb6 Ka8 58. h8=Q+ Ka7 59. Qb8# |
| ECO A06 in 2007 play it! program defeats black's program by checkmate in 71 moves | 1. Nf3 d5 2. d4 h6 3. Nc3 Nc6 4. e3 a6 5. Bd3 e6 6. Bd2 Nf6 7. O-O Be7 8. b3 O-O 9. a4 Nb4 10. Be2 Bd6 11. g3 c5 12. Na2 Nc6 13. dxc5 Bxc5 14. c4 e5 15. cxd5 Qxd5 16. b4 Be7 17. Nc3 Qd6 18. b5 axb5 19. Nxb5 Qd8 20. Qc2 Bh3 21. Rfd1 Ng4 22. Bc3 Qb6 23. Rac1 g6 24. Bc4 Kh7 25. Bd5 Nb4 26. Bxb4 Bxb4 27. Qb3 Qa5 28. Rc4 Be7 29. Rc7 Qb4 30. Qxb4 Bxb4 31. Bxf7 Kg7 32. Bc4+ Kh8 33. Nh4 Ra6 34. Rdd7 Be7 35. Rxe7 Rxf2 36. Rh7# |
| ECO A06 in 2007 play it! program defeats black's program by checkmate in 121 moves | 1. Nf3 d5 2. d4 h6 3. Nc3 Nc6 4. e3 a6 5. Bd3 e6 6. Bd2 Nf6 7. O-O Be7 8. a3 O-O 9. Re1 Qd6 10. e4 Nxe4 11. Bxe4 dxe4 12. Nxe4 Qd5 13. Bf4 f5 14. Nc3 Qa5 15. d5 Bxa3 16. Rxa3 Qb4 17. Bxc7 Qe7 18. Bb6 Nb4 19. d6 Qe8 20. Bc5 Nc6 21. d7 Qxd7 22. Bxf8 Kxf8 23. Qxd7 Bxd7 24. Na4 Ke7 25. Rd3 Ne5 26. Nxe5 Bxa4 27. c4 Rc8 28. f4 g5 29. Nf3 Rxc4 30. b3 Rxf4 31. bxa4 Rxa4 32. Nd4 Kf7 33. Kf1 b5 34. Nxe6 Re4 35. Nc5 Rxe1+ 36. Kxe1 a5 37. Rd5 Kf6 38. Nd3 f4 39. Rxb5 a4 40. Ra5 a3 41. Ke2 g4 42. Nxf4 a2 43. Rxa2 Ke5 44. Ke3 Kf6 45. Ra6+ Kg7 46. Nh5+ Kf8 47. Rxh6 Kf7 48. Kf4 Ke8 49. Kxg4 Kf7 50. h3 Kf8 51. Rh7 Kg8 52. Re7 Kf8 53. Rg7 Ke8 54. Kf5 Kd8 55. Nf6 Kc8 56. g4 Kb8 57. g5 Kc8 58. Rf7 Kb8 59. g6 Kc8 60. g7 Kd8 61. g8=Q# |
| ECO A06 in 2007 play it! program defeats black's program by checkmate in 111 moves | 1. Nf3 d5 2. d4 h6 3. Nc3 Nc6 4. e3 a6 5. Bd3 e6 6. a3 Bd6 7. e4 dxe4 8. Nxe4 Nf6 9. Nxd6+ Qxd6 10. c3 O-O 11. O-O Bd7 12. Re1 Nd5 13. Bd2 Rad8 14. a4 f6 15. c4 Nde7 16. Bc3 Nf5 17. Bxf5 Nb4 18. Bxe6+ Bxe6 19. c5 Qd5 20. Bxb4 c6 21. h3 Rde8 22. Ra3 Qc4 23. Bd2 Bd5 24. Rxe8 Rxe8 25. Re3 Rxe3 26. fxe3 Qa2 27. Qc2 Qa1+ 28. Ne1 Qa2 29. Bc3 Bf7 30. Qe4 Qxa4 31. Qe7 Qb3 32. e4 Bc4 33. Nf3 Kh7 34. Nd2 Qd1+ 35. Kh2 Bb5 36. Qxb7 Qe1 37. d5 Qe3 38. dxc6 Qxc5 39. Bxf6 Qd6+ 40. e5 Qf8 41. c7 Bd7 42. Qxa6 Qe8 43. Ne4 Kh8 44. Qd6 Qc8 45. Be7 Kh7 46. g4 Kh8 47. Nc5 Kh7 48. Qxd7 Qxd7 49. Nxd7 Kg6 50. e6 Kh7 51. Bd6 h5 52. e7 Kh6 53. c8=Q Kh7 54. Qc2+ g6 55. e8=Q Kg7 56. Qcxg6# |
| ECO A06 in 2007 play it! program defeats black's program by checkmate in 97 moves | 1. Nf3 d5 2. d4 h6 3. Nc3 Nc6 4. e3 a6 5. Bd3 e6 6. Bd2 Nf6 7. O-O g6 8. Re1 b6 9. e4 dxe4 10. Nxe4 Nxd4 11. Nxd4 Nh5 12. Bc3 Rg8 13. Nc6 Qd5 14. Qxh5 Qxe4 15. Bxe4 gxh5 16. Ne7 Bxe7 17. Bxa8 Bd7 18. Rad1 Bb5 19. Be5 c5 20. Bc7 Rg5 21. b3 c4 22. Bxb6 cxb3 23. axb3 Bb4 24. Re3 Bd7 25. Red3 Bc5 26. Bxc5 Rxc5 27. Rxd7 Rxc2 28. Bf3 Rc5 29. Ra7 a5 30. Ra1 h4 31. R7xa5 Rc2 32. Rh5 Rb2 33. Rxh6 Ke7 34. Rxh4 Rxb3 35. Rh6 Kd6 36. Rh7 f5 37. Rd1+ Ke5 38. Re1+ Kf6 39. Rh6+ Kg5 40. Rhxe6 Rd3 41. Bd1 Rd4 42. g3 Rxd1 43. Rxd1 f4 44. Re5+ Kg6 45. gxf4 Kg7 46. Rd2 Kg8 47. Rd7 Kf8 48. h4 Kg8 49. Re8# |