| ECO A09 in 2007 play it! program defeats black's program by checkmate in 121 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nb5 Na6 7. a3 c6 8. N5c3 Nc5 9. Ra2 Nb3 10. Kd1 Nf6 11. d3 Ng4 12. Ne4 f5 13. h3 Nxc1 14. Kxc1 fxe4 15. hxg4 exd3 16. exd3 Bxg4 17. Nc3 O-O-O 18. f3 Bf5 19. Ne4 Rd4 20. g3 Be7 21. Rh5 g6 22. Rh2 h5 23. b3 h4 24. gxh4 Kc7 25. Kb1 b6 26. Rac2 Rxh4 27. Rxh4 Bxh4 28. Rh2 Be7 29. Rh7 Rd7 30. Ka2 Bf8 31. Rh8 Bg7 32. Ra8 Kb7 33. Re8 Ka6 34. b4 Rf7 35. Nd6 Rc7 36. Kb3 Rd7 37. c5 b5 38. a4 Rc7 39. d4 Bd7 40. Re7 Bf8 41. Rxd7 Bxd6 42. axb5+ cxb5 43. Rxd6+ Kb7 44. dxe5 Rf7 45. Rf6 Re7 46. e6 Kc6 47. f4 Kc7 48. Bxb5 Kd8 49. Rxg6 Rh7 50. Kc4 Rh4 51. Kd5 Rh1 52. Rg8+ Kc7 53. Rg7+ Kb8 54. e7 Rh5+ 55. f5 Rh8 56. e8=R+ Rxe8 57. Bxe8 Kc8 58. f6 a5 59. f7 Kb7 60. f8=Q+ Ka6 61. Qd6# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 95 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nf3 Nc6 7. Nc3 O-O-O 8. d3 Bc5 9. Ne4 Bb4+ 10. Bd2 f5 11. Neg5 Nh6 12. g3 a6 13. Rd1 Bc5 14. Bc3 Ng4 15. e3 Rde8 16. h3 Nh6 17. Be2 Be7 18. O-O g6 19. a3 Kb8 20. b4 Bf6 21. a4 Nd8 22. b5 Ka7 23. Rb1 Ng8 24. bxa6 Kxa6 25. h4 h6 26. Nh3 f4 27. Kh2 e4 28. Bxf6 Nxf6 29. Nxf4 exf3 30. Bxf3 g5 31. Nd5 Nxd5 32. Bxd5 gxh4 33. gxh4 b6 34. d4 Bf5 35. Rb2 c6 36. Bf3 Bd3 37. Rc1 Rhf8 38. Bg2 c5 39. dxc5 bxc5 40. Rd1 Bxc4 41. Rc1 Bd3 42. Rxc5 Rg8 43. Rb3 Be2 44. a5 Ne6 45. Rb6+ Ka7 46. Rcc6 Bg4 47. Bd5 Nf4 48. Rc7# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 137 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nf3 Nc6 7. Nc3 O-O-O 8. d3 f6 9. Bd2 Bc5 10. Ne4 Be7 11. O-O-O f5 12. Neg5 Nh6 13. h4 Bc5 14. Bc3 Rhe8 15. Be1 Rh8 16. e3 g6 17. d4 exd4 18. exd4 Bd6 19. c5 Be7 20. d5 Nb8 21. c6 bxc6 22. Bc3 Rhg8 23. Ne6 Rde8 24. Nxc7 Kxc7 25. d6+ Bxd6 26. Ba5+ Kb7 27. Rxd6 Be6 28. b3 Bd5 29. Ng5 Ng4 30. f3 Nf2 31. Rh2 Be4 32. fxe4 Nxe4 33. Nxe4 fxe4 34. g3 Rgf8 35. Be2 e3 36. Rd3 Rf5 37. Bb4 Rd5 38. Bc3 Nd7 39. Kc2 Nc5 40. Rd4 Ne4 41. Rxe4 Rxe4 42. Bf3 Re6 43. Bxd5 Re8 44. Bc4 Kc7 45. Kd3 a5 46. Re2 Rd8+ 47. Kxe3 Ra8 48. Kf4 Kd6 49. Re6+ Kc5 50. Ke4 Kb6 51. Bd4+ Kc7 52. Re7+ Kd6 53. Rxh7 a4 54. Rg7 Re8+ 55. Kd3 axb3 56. Rxg6+ Kd7 57. axb3 Re7 58. h5 Re1 59. h6 Rh1 60. Rg7+ Ke8 61. h7 Kf8 62. Rf7+ Ke8 63. h8=R+ Rxh8 64. Bxh8 Kd8 65. Bf6+ Kc8 66. Ba6+ Kb8 67. Be5+ Ka8 68. Bc4 c5 69. Bd5# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 111 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nf3 Nc6 7. Nc3 Bc5 8. Ne4 Nb4 9. Kd1 Bf5 10. Nxc5 Bg6 11. Nxe5 Bc2+ 12. Ke1 Bf5 13. e4 Nc2+ 14. Kd1 Bxe4 15. d3 Bxd3 16. Bxd3 Nxa1 17. Re1 Ne7 18. Nxb7 Rb8 19. Nc5 Rb6 20. b3 f6 21. Ned7 Rd6 22. Ba3 Kd8 23. Kd2 Nxb3+ 24. axb3 Ng6 25. Nb8 Rb6 26. Nba6 Ne5 27. Bc2 Re8 28. f4 Nc6 29. Rxe8+ Kxe8 30. Nxc7+ Kf7 31. Bxh7 Rb8 32. Be4 Ne7 33. g3 f5 34. Bb7 Rh8 35. h4 a5 36. N7e6 Rh6 37. Ng5+ Ke8 38. Nce6 Kd7 39. Bxe7 Kxe7 40. Nxg7 Rb6 41. Nxf5+ Kf6 42. Bc8 Rb8 43. Ne4+ Kg6 44. Kc3 Rb6 45. Ne7+ Kf7 46. Nd5 Rb8 47. Nd6+ Kg6 48. c5 Kg7 49. c6 a4 50. c7 Rxb3+ 51. Kc4 Rb2 52. Bf5 a3 53. c8=Q Rd2 54. Qb7+ Kg8 55. Qf7+ Kh8 56. Qf8# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 111 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nb5 Bxb5 7. cxb5 Bc5 8. Nc3 Nf6 9. g3 Nbd7 10. Bh3 h6 11. d3 O-O-O 12. Bd2 Kb8 13. Rc1 g5 14. Na4 Bd6 15. Bf5 Nd5 16. h4 f6 17. Bxd7 Rxd7 18. hxg5 fxg5 19. Bxg5 Bb4+ 20. Bd2 Bxd2+ 21. Kxd2 Ka8 22. Rh5 Re7 23. Rc5 Rd8 24. Nc3 Nb6 25. Ke1 Rd6 26. Rhxe5 Rxe5 27. Rxe5 Rd8 28. e4 Kb8 29. Ke2 Kc8 30. Re7 Rd7 31. Re8+ Rd8 32. Rxd8+ Kxd8 33. f4 Ke7 34. Ke3 Ke6 35. f5+ Ke5 36. a4 h5 37. a5 Nd7 38. d4+ Kd6 39. Kf4 Ke7 40. e5 c6 41. bxc6 bxc6 42. Ne4 Nf8 43. f6+ Kd7 44. Nc5+ Ke8 45. Kf5 Nh7 46. e6 h4 47. gxh4 Nf8 48. e7 a6 49. exf8=Q+ Kxf8 50. Ke6 Kg8 51. Ke7 Kh7 52. f7 Kg7 53. f8=Q+ Kg6 54. Qf6+ Kh7 55. Ne6 c5 56. Qg7# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 75 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nb5 Bxb5 7. cxb5 Nf6 8. d3 Nbd7 9. Nc3 h6 10. g3 Bc5 11. Bh3 O-O 12. Bf5 Rad8 13. Bd2 Rfe8 14. Rc1 Bd4 15. O-O Bc5 16. a4 Kh8 17. Ne4 a5 18. Nxc5 Nxc5 19. Rxc5 g6 20. Bh3 Ne4 21. dxe4 Rxd2 22. Rxc7 Rb8 23. b4 Rxe2 24. bxa5 Rxe4 25. Ra1 Re2 26. Bc8 e4 27. Bxb7 Re8 28. a6 Kg8 29. a7 Rd2 30. Bc8 e3 31. fxe3 Kg7 32. a8=Q Rxe3 33. Rxf7+ Kxf7 34. Rf1+ Ke8 35. Bh3+ Rd8 36. Qc6+ Ke7 37. Qf6+ Ke8 38. Qf7# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 129 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nf3 Nc6 7. Nc3 O-O-O 8. d3 f6 9. Bd2 Nb4 10. Rc1 Ne7 11. a3 Na6 12. g3 Nc5 13. Rc2 Nb3 14. Be3 b6 15. Nb5 a6 16. Nc3 Nf5 17. Bh3 Nxe3 18. Bxd7+ Rxd7 19. fxe3 Bc5 20. Nd2 Nxd2 21. Kxd2 a5 22. Na4 Be7 23. e4 Kb7 24. c5 Ka6 25. cxb6 cxb6 26. Nc3 Bc5 27. e3 Rhd8 28. Nd5 f5 29. Ke2 g6 30. b4 fxe4 31. dxe4 Bd6 32. Rc6 Rb7 33. bxa5 Kxa5 34. a4 Bc5 35. Rb1 Rbd7 36. Re6 Kxa4 37. Rxe5 Ka3 38. Re6 Ka2 39. Rd1 Ka3 40. Rc6 Kb2 41. Rd2+ Kb3 42. Rd3+ Kb2 43. h3 Rd6 44. Rd2+ Kb3 45. Rc7 Re8 46. Rd3+ Kc2 47. Rxh7 Rxe4 48. Rc7 Rxd5 49. Rxd5 Rxe3+ 50. Kf2 Rd3+ 51. Rcxc5+ bxc5 52. Rxc5+ Kb3 53. h4 Rc3 54. Rxc3+ Kb4 55. Rc6 Ka4 56. Rxg6 Kb5 57. h5 Kc4 58. h6 Kd5 59. Kf3 Kc5 60. Ke4 Kc4 61. h7 Kc3 62. h8=Q+ Kb4 63. Qb2+ Kc5 64. Re6 Kc4 65. Rc6# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 101 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nb5 Bxb5 7. cxb5 Nf6 8. Nc3 Nbd7 9. d3 Bc5 10. g3 Ng4 11. Ne4 Bb4+ 12. Bd2 Bxd2+ 13. Nxd2 O-O-O 14. Bh3 f5 15. Bxg4 fxg4 16. Rc1 Rhf8 17. Ne4 Nf6 18. Nc5 Rd6 19. a4 h5 20. Rf1 g5 21. f3 Rfd8 22. fxg4 Nxg4 23. Rf5 Nxh2 24. Rxg5 Ng4 25. Rxh5 Rg6 26. Ne4 Rd4 27. Rh7 Rd7 28. Rxd7 Kxd7 29. Kd2 Rb6 30. Rc5 Rh6 31. Rc4 Nf6 32. Nc5+ Kc8 33. Rh4 Rxh4 34. gxh4 b6 35. Ne4 c5 36. Nxf6 Kd8 37. Ng4 Ke7 38. Ke3 Ke6 39. Ke4 Ke7 40. h5 Kf7 41. h6 Kg6 42. Kxe5 Kh7 43. Kf5 Kg8 44. Kg6 Kf8 45. h7 Ke7 46. h8=Q Ke6 47. Qb8 c4 48. Qd8 cxd3 49. exd3 a6 50. d4 axb5 51. d5# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 129 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nf3 Nc6 7. Nc3 O-O-O 8. d3 f6 9. Bd2 Nb4 10. O-O-O Bc5 11. Ne4 Be7 12. a3 Nc6 13. h4 f5 14. Neg5 Nh6 15. e3 Bc5 16. Be2 Kb8 17. Bc3 Bd6 18. e4 fxe4 19. Nxe4 Ng4 20. Rde1 Be7 21. g3 Bf5 22. Nfd2 Nd4 23. Bf1 Bxe4 24. Nxe4 Rhf8 25. Kb1 Nxf2 26. Nxf2 Rxf2 27. Rxe5 Bf6 28. Bxd4 Rxd4 29. Re2 Rf3 30. Re8+ Rd8 31. Rxd8+ Bxd8 32. Rg1 Bf6 33. Be2 Rf2 34. Re1 Rg2 35. h5 Rxg3 36. b4 Rg2 37. Bf3 Rb2+ 38. Kc1 c6 39. h6 g5 40. Re6 Bd4 41. Re8+ Kc7 42. Re7+ Kd6 43. Rxb7 Rf2 44. c5+ Ke5 45. Bxc6 Bb2+ 46. Kd1 Bxa3 47. Rxh7 Bxb4 48. Rd7 Rd2+ 49. Kc1 Rh2 50. d4+ Kf6 51. h7 a5 52. Bb5 Bc3 53. c6 Bb2+ 54. Kb1 Bxd4 55. c7 Rh1+ 56. Kc2 Bb2 57. Kxb2 Rh2+ 58. Kc3 Rh1 59. Bf1 Rh4 60. c8=Q a4 61. Qf8+ Ke5 62. Re7+ Kd5 63. Qf5+ Kc6 64. Qe6+ Kc5 65. Rc7# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 103 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nf3 Nc6 7. Nc3 Bc5 8. Ne4 Bb6 9. d3 f5 10. Nc3 Nf6 11. Bg5 O-O 12. e3 h6 13. Bxf6 Rxf6 14. Nd5 Ba5+ 15. b4 Bxb4+ 16. Kd1 Rd6 17. Nxb4 Nxb4 18. Nxe5 Ba4+ 19. Kd2 Nc2 20. Rb1 Re8 21. Rxb7 Rxe5 22. Rxa7 Rb6 23. Rxa4 Nb4 24. Ra7 Ra6 25. Rxa6 Nxa6 26. Be2 Ra5 27. Ra1 Ra3 28. d4 Nb4 29. c5 Kf7 30. Bc4+ Kf6 31. f3 Nc6 32. Rb1 g6 33. h3 Ra4 34. Bb3 Rb4 35. Kc3 Rb8 36. e4 f4 37. e5+ Ke7 38. Re1 g5 39. d5 Na7 40. d6+ Kd8 41. Kd4 cxd6 42. cxd6 Kd7 43. Ba4+ Kd8 44. Kc5 Rc8+ 45. Kd5 Rc6 46. Bxc6 Nb5 47. Bxb5 Kc8 48. Rc1+ Kb8 49. d7 h5 50. d8=Q+ Kb7 51. Qc7+ Ka8 52. Bc6# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 119 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nf3 Nc6 7. Nc3 O-O-O 8. Nd5 Nge7 9. e4 Nxd5 10. cxd5 Nb4 11. Kd1 f5 12. d3 Re8 13. Be3 Bb5 14. Kd2 b6 15. a3 Nxd5 16. exd5 f4 17. d4 Bxf1 18. Rhxf1 e4 19. Bxf4 exf3 20. gxf3 Kd7 21. Be5 Rg8 22. Rac1 Bd6 23. Bxd6 Kxd6 24. Rc6+ Kxd5 25. Rxc7 Kxd4 26. Rxa7 h5 27. Rg1 g5 28. Rh7 Ref8 29. Rxh5 Rxf3 30. Rg4+ Rf4 31. f3 Rxg4 32. fxg4 Rf8 33. Ke1 Rg8 34. Rh6 Re8+ 35. Kf2 Re4 36. Rxb6 Kc5 37. Rg6 Rxg4 38. h3 Rf4+ 39. Kg3 Kc4 40. Rxg5 Rf7 41. b4 Kb3 42. Ra5 Kc4 43. h4 Kd4 44. h5 Rf1 45. Kh4 Rf2 46. h6 Kc4 47. Kh5 Kd4 48. h7 Rf8 49. Rg5 Re8 50. b5 Rh8 51. Kg6 Rb8 52. Kg7 Rb7+ 53. Kh6 Rf7 54. h8=Q+ Kd3 55. b6 Rd7 56. Rg3+ Kc4 57. Rg4+ Kb5 58. Rb4+ Ka6 59. Qa8+ Ra7 60. Qxa7# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 111 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nb5 Bxb5 7. cxb5 Nf6 8. d3 Nbd7 9. Bd2 Bc5 10. Nc3 O-O-O 11. Rc1 h6 12. g3 Kb8 13. Na4 Bd6 14. Bg2 Rhe8 15. Rc4 Re6 16. O-O g5 17. Rfc1 Ree8 18. b4 e4 19. dxe4 Ne5 20. R4c2 Ned7 21. f3 Re5 22. f4 gxf4 23. gxf4 Rxb5 24. e5 Nxe5 25. fxe5 Bxe5 26. Rf1 a6 27. a3 Ng4 28. Rxf7 Bxh2+ 29. Kf1 Be5 30. Nc5 Bd6 31. Ne6 Rc8 32. Bh3 Ne5 33. Rf6 Rg8 34. Rxh6 Nc6 35. e4 Re5 36. Bf5 Ne7 37. Bh7 Rh8 38. Nc5 Bxc5 39. Rxc5 Rxc5 40. bxc5 Ng8 41. Bc3 Nxh6 42. Bxh8 b6 43. cxb6 cxb6 44. Bd4 Kb7 45. e5 b5 46. e6 Kc6 47. e7 Kd7 48. Bc5 Nf7 49. Bg6 Ke6 50. e8=Q+ Kd5 51. Be3 Nd6 52. Qd7 b4 53. Bf4 Kc4 54. Qc6+ Kb3 55. Qc2+ Kxa3 56. Bc1# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 137 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nf3 Nc6 7. Nc3 O-O-O 8. d3 f6 9. Bd2 Bc5 10. Ne4 Bb4 11. Rc1 f5 12. Neg5 Bxd2+ 13. Nxd2 Rf8 14. g3 h6 15. Ngf3 Nf6 16. Rc3 e4 17. Nh4 Ne7 18. Ng2 Rd8 19. dxe4 fxe4 20. Ne3 Rhf8 21. Bg2 Bc6 22. b4 a6 23. Rc1 Kb8 24. Rg1 g5 25. a3 Ng6 26. b5 axb5 27. cxb5 Bxb5 28. Nxe4 Nxe4 29. Bxe4 Ne7 30. f3 Bc6 31. Bxc6 Nxc6 32. h4 Rde8 33. Rc3 Nd4 34. hxg5 hxg5 35. Rh1 Rf7 36. Rh5 b6 37. Rd3 c5 38. a4 Rfe7 39. Kd2 Rg7 40. Rh6 Kb7 41. Rxd4 cxd4 42. Nf5 Rgg8 43. Nd6+ Kc7 44. Nxe8+ Rxe8 45. Kd3 Re3+ 46. Kxd4 Rxe2 47. Rg6 Ra2 48. Rxg5 Rxa4+ 49. Ke5 Ra5+ 50. Kf6 Kd6 51. f4 Ra3 52. Kf5 b5 53. Rg6+ Kd5 54. g4 b4 55. g5 Rc3 56. Rb6 b3 57. g6 Rg3 58. Kf6 Kc5 59. Rb8 Rg4 60. g7 Kc4 61. f5 Rg3 62. Kf7 Kd4 63. g8=Q b2 64. Qxg3 Kc4 65. f6 b1=Q 66. Rxb1 Kd5 67. Ke7 Kd4 68. Rb4+ Kc5 69. Qd6# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 71 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nb5 Bxb5 7. cxb5 Nf6 8. Nc3 Nbd7 9. d3 Bc5 10. Bd2 O-O-O 11. g3 Ng4 12. Ne4 f5 13. Nxc5 Nxh2 14. Nxd7 Nxf1 15. Nxe5 Nxd2 16. Kxd2 Rhe8 17. f4 h6 18. Rh5 Rf8 19. Rc1 Rd5 20. a4 Rf6 21. e3 g5 22. fxg5 hxg5 23. Rh8+ Rd8 24. Rh7 c6 25. bxc6 b6 26. Rxa7 Rh6 27. Nd7 Rh2+ 28. Kc3 Rxd7 29. cxd7+ Kb8 30. d8=Q+ Kxa7 31. Qd7+ Kb8 32. Qxf5 Kc7 33. Kd4+ Kd8 34. Qd5+ Ke7 35. Rc7+ Ke8 36. Qg8# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 111 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nb5 Bxb5 7. cxb5 Nf6 8. Nc3 Nbd7 9. e4 Rd8 10. a4 Nc5 11. f3 Be7 12. h4 O-O 13. Bc4 Nd3+ 14. Bxd3 Rxd3 15. Ke2 Rd7 16. g4 Bc5 17. d3 Rfd8 18. Rd1 h6 19. Be3 Bxe3 20. Kxe3 Rd4 21. Ne2 Rb4 22. g5 hxg5 23. hxg5 Ne8 24. d4 exd4+ 25. Rxd4 Rb3+ 26. Kf4 Rxd4 27. Nxd4 Rxb2 28. Ke5 Rd2 29. Nb3 Rh2 30. Nc5 Nd6 31. Rc1 Rh5 32. Nd7 Ne8 33. Kf4 Rh2 34. Rc5 Rd2 35. Re5 Nd6 36. Re7 Rc2 37. Ne5 Kf8 38. Rd7 Ke8 39. a5 Rc5 40. Nd3 Rxb5 41. Rxc7 Rxa5 42. g6 Nxe4 43. gxf7+ Kf8 44. fxe4 g5+ 45. Kg4 b6 46. Rd7 a6 47. e5 Ra1 48. Kxg5 Kg7 49. Nf4 Rg1+ 50. Kf5 Rf1 51. e6 Rf2 52. Rd8 Kh7 53. f8=Q Rxf4+ 54. Kxf4 a5 55. Qf6 a4 56. Rh8# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 97 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nf3 Nc6 7. e4 Bc5 8. Nc3 Bg4 9. Be2 O-O-O 10. Nd4 Bd7 11. Nxc6 Bxc6 12. d3 h6 13. O-O Nf6 14. Be3 Bd4 15. Bxd4 exd4 16. Nd5 Nxd5 17. cxd5 Bb5 18. Rfc1 Rd6 19. Rc5 c6 20. dxc6 Bxc6 21. f4 b6 22. Rc4 Kb7 23. Rac1 h5 24. Kf2 f6 25. Bf3 b5 26. Rc5 Bd5 27. Rxb5+ Rb6 28. Rxb6+ axb6 29. exd5 b5 30. d6+ Kb8 31. Rc5 g6 32. Rxb5+ Kc8 33. Bc6 Rd8 34. Rd5 g5 35. Rxd4 gxf4 36. Kf3 Kb8 37. Kxf4 Kc8 38. Be8 Kb7 39. d7 Kc6 40. Bxh5 Kc7 41. Bg4 Rh8 42. Rc4+ Kd6 43. Rc8 Rg8 44. Rxg8 Kd5 45. d8=Q+ Kc5 46. d4+ Kb5 47. Qd5+ Kb6 48. Rb8+ Ka7 49. Qb7# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 111 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nf3 Nc6 7. Nc3 Bc5 8. Ne4 Nb4 9. Nxc5 Nc2+ 10. Kd1 Nxa1 11. Nxe5 Bc8 12. d4 b6 13. Ncd3 f6 14. Nc6 Bb7 15. d5 Ne7 16. Nxe7 Nc2 17. Nf5 g6 18. Ng7+ Kf7 19. Ne6 c6 20. Kxc2 cxd5 21. cxd5 Bxd5 22. Nef4 Bxa2 23. b3 g5 24. Nd5 Rhd8 25. Nc3 Rac8 26. Kb2 Bxb3 27. Kxb3 a5 28. e4 Kg7 29. h4 g4 30. Be3 Rc6 31. Nf4 Rb8 32. Bb5 Rd6 33. Nh5+ Kg6 34. Bf4 Rbd8 35. Bxd6 Kxh5 36. Bc7 Rd4 37. Bxb6 Rd6 38. Bxa5 Re6 39. Nd5 Kh6 40. Bd7 Rxe4 41. Nxf6 Rd4 42. Bc3 Rxd7 43. Nxg4+ Kg6 44. Ne5+ Kf5 45. Nxd7 Kf4 46. Bd2+ Kf5 47. h5 Ke4 48. Nf6+ Kf5 49. Nxh7 Ke5 50. Re1+ Kf5 51. h6 Kg6 52. Nf8+ Kf7 53. h7 Kxf8 54. h8=Q+ Kf7 55. Qh7+ Kf8 56. Bb4# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 71 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nb5 Bxb5 7. cxb5 Nf6 8. Nc3 Nbd7 9. d3 Bc5 10. a4 h6 11. g3 O-O-O 12. Bh3 Bb4 13. O-O g5 14. Bf5 Kb8 15. Bd2 Ne8 16. Ne4 Bxd2 17. Nxd2 Nd6 18. Bxd7 Rxd7 19. Nb3 Rdd8 20. Nc5 f5 21. Kg2 Rhe8 22. f3 b6 23. Na6+ Kb7 24. Rfc1 Re7 25. Rc6 Rdd7 26. b4 h5 27. Rac1 f4 28. Kf2 Nf5 29. Rg6 Rg7 30. Re6 Rge7 31. Rf6 Nd4 32. Rf8 Re8 33. Rxe8 Nxb5 34. axb5 fxg3+ 35. hxg3 Rf7 36. Rb8# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 57 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nf3 Nc6 7. Nc3 O-O-O 8. d3 f6 9. Bd2 Nb4 10. O-O-O g5 11. a3 Nc6 12. h3 Na5 13. Kc2 Nc6 14. Kb1 Kb8 15. Ne4 h6 16. g3 f5 17. Nc3 Bc5 18. e3 Be6 19. Na4 Be7 20. Bc3 Bf6 21. Bg2 Bf7 22. Nc5 e4 23. dxe4 Rxd1+ 24. Rxd1 Ne5 25. Nxe5 Bh5 26. g4 Kc8 27. exf5 Be7 28. Bxb7+ Kb8 29. Nc6# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 133 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nb5 Bxb5 7. cxb5 Nf6 8. Nc3 Nbd7 9. d3 Bc5 10. g3 Ng4 11. Ne4 Bb4+ 12. Bd2 Bxd2+ 13. Nxd2 O-O-O 14. Bh3 h5 15. Rc1 Kb8 16. Bg2 f5 17. h3 Ngf6 18. h4 Nb6 19. Nc4 Nxc4 20. Rxc4 g6 21. b4 Rhe8 22. O-O Rd7 23. Rfc1 Ng4 24. Bf3 Nf6 25. a4 e4 26. dxe4 fxe4 27. Bh1 e3 28. Bf3 Re6 29. fxe3 Rxe3 30. Kf2 Re8 31. e4 Rd2+ 32. Ke3 Ra2 33. Kf4 Rf2 34. Rxc7 Ng4 35. R1c3 Rf8+ 36. Kg5 R2xf3 37. Rxf3 Rxf3 38. Re7 Rxg3 39. Kxg6 Re3 40. a5 Nf2 41. e5 Nd3 42. e6 Nxb4 43. b6 Rg3+ 44. Kxh5 axb6 45. axb6 Rc3 46. Kh6 Rc6 47. Re8+ Rc8 48. Re7 Nd5 49. Rf7 Re8 50. Kg5 Kc8 51. Kf5 Rh8 52. Kg5 Nxb6 53. h5 Re8 54. Kf6 Nd5+ 55. Ke5 Ne3 56. Rf3 Ng4+ 57. Kf5 Nh6+ 58. Ke5 Nf5 59. Rxf5 Rh8 60. Kf6 Rh6+ 61. Kf7 Rg6 62. hxg6 Kc7 63. e7 Kc6 64. e8=Q+ Kd6 65. Qe7+ Kc6 66. Qc5+ Kd7 67. Rd5# |