| 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. Nb5 Bxb5 7. cxb5 Nf6 8. d3 Nbd7 9. Bd2 Bc5 10. Nc3 O-O-O 11. a4 Ng4 12. Ne4 Nxh2 13. Rxh2 h6 14. Rc1 Be7 15. Rh5 f6 16. g3 Kb8 17. Bh3 Nb6 18. a5 Na8 19. Be6 Bf8 20. a6 Nb6 21. axb7 Kxb7 22. Rh4 Kb8 23. Rc6 Nd5 24. Nc5 Bxc5 25. Rxc5 Nb6 26. Rc6 g5 27. Rh2 Kb7 28. Bf5 Rd6 29. Be4 Kc8 30. g4 Na4 31. Bf5+ Kb7 32. b3 Nb6 33. Be4 Kb8 34. f3 Nd7 35. Bb4 Rxc6 36. bxc6 Rf8 37. Rxh6 Nc5 38. Bxc5 Rg8 39. e3 Ka8 40. Rxf6 Rh8 41. Re6 Kb8 42. Rxe5 Kc8 43. Rxg5 a6 44. d4 a5 45. Rh5 Re8 46. Be7 Kb8 47. Rb5+ Ka7 48. Rb7+ Ka8 49. Rxc7 a4 50. Rb7 Rh8 51. c7 Rh5 52. c8=Q# |
| 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. Nb5 Bxb5 7. cxb5 Nf6 8. Nc3 Nbd7 9. g3 O-O-O 10. d3 h6 11. Bd2 Kb8 12. Bh3 Bc5 13. Rc1 g5 14. Bf5 Rhe8 15. h4 Rg8 16. Na4 Be7 17. hxg5 hxg5 18. Rc4 Bd6 19. Rh6 Bf8 20. Rh3 Bd6 21. f3 Nd5 22. a3 Ne7 23. Bxd7 Rxd7 24. g4 f6 25. Rh7 Rgd8 26. Nc3 Ka8 27. a4 Nc8 28. Rxd7 Rxd7 29. Nd5 Nb6 30. Nxf6 Rf7 31. Ne4 Nxc4 32. dxc4 Kb8 33. Bxg5 Kc8 34. Bf6 Kd7 35. c5 Be7 36. Bxe5 Bh4+ 37. Kd2 Ke6 38. f4 Kd5 39. Ke3 Be7 40. b4 Rh7 41. Kd3 Rh3+ 42. e3 Bd8 43. Nc3+ Ke6 44. Ke4 c6 45. bxc6 bxc6 46. Ne2 Kd7 47. g5 Rh2 48. Nd4 a5 49. bxa5 Be7 50. g6 Ke8 51. Bd6 Bf6 52. Nxc6 Ra2 53. Kf5 Bc3 54. a6 Rxa4 55. a7 Be5 56. Kxe5 Ra6 57. Kf6 Ra4 58. g7 Ra5 59. g8=Q+ Kd7 60. Ne5# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 135 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 h6 10. g3 Bc5 11. Bh3 O-O-O 12. Bd2 g5 13. Bf5 Kb8 14. O-O Rhg8 15. Rfc1 h5 16. Na4 Bd6 17. b4 Ka8 18. Nc5 h4 19. a4 hxg3 20. hxg3 Nf8 21. a5 N8d7 22. a6 Bxc5 23. axb7+ Kxb7 24. bxc5 Kb8 25. Ra6 Rg7 26. Ba5 Rgg8 27. Bxc7+ Kxc7 28. c6 Nc5 29. Rxc5 Rge8 30. e3 Ra8 31. f3 Rad8 32. Rc2 Ra8 33. Rca2 Nd5 34. Rxa7+ Rxa7 35. Rxa7+ Kd6 36. Rd7+ Kc5 37. c7 f6 38. d4+ Kb6 39. Rxd5 Kxc7 40. dxe5 Rxe5 41. e4 Re7 42. Kf2 Kb6 43. Ke3 Ra7 44. Bd7 Ra3+ 45. Rd3 Ra2 46. Be8 Ra8 47. Rd6+ Kc5 48. Rd5+ Kb6 49. Bc6 Ra3+ 50. Rd3 Ra2 51. Bd7 Rg2 52. Rc3 Kb7 53. Rc6 Rb2 54. Rxf6 Kc7 55. Bc6 Rg2 56. g4 Rb2 57. e5 Rb1 58. Rf5 Re1+ 59. Kd3 Rh1 60. Rxg5 Rd1+ 61. Ke4 Re1+ 62. Kf5 Kb6 63. e6 Re3 64. Kf6 Kc7 65. e7 Rxf3+ 66. Bxf3 Kb8 67. b6 Kc8 68. e8=Q# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 105 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 Bd4 10. Nxd4 exd4 11. d3 O-O-O 12. Bd2 Na6 13. g3 f5 14. Ng5 Nh6 15. Bh3 Rde8 16. Nf3 c5 17. Bf4 Ng4 18. Bxg4 fxg4 19. Ne5 Nc7 20. Nf7 Bc6 21. Rg1 Ne6 22. Be5 b5 23. cxb5 Bd5 24. Nxh8 Rxh8 25. e4 Bb7 26. Rc1 Rf8 27. Ke2 Kd7 28. Rc4 Ke7 29. b4 cxb4 30. Rxb4 Rc8 31. Bxd4 Nxd4+ 32. Rxd4 Rc2+ 33. Ke3 Rxa2 34. Rc1 Ke6 35. Rc7 Ba8 36. Rd8 Bxe4 37. dxe4 Ke5 38. Rxg7 h5 39. Rg5+ Ke6 40. Rxh5 Ra3+ 41. Rd3 Ra1 42. Rh6+ Ke7 43. Ra6 Rxa6 44. bxa6 Kf7 45. Rd7+ Ke6 46. Rxa7 Kd6 47. Rg7 Ke6 48. a7 Kf6 49. Rxg4 Kf7 50. a8=Q Ke6 51. Qa7 Kd6 52. Rg6+ Ke5 53. Qd4# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 105 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nf3 Nc6 7. Nc3 Nf6 8. d3 Nb4 9. Rb1 Nc6 10. Bg5 Be7 11. Bxf6 Bxf6 12. Nd5 O-O-O 13. e3 Bg4 14. Be2 Kb8 15. h3 Be6 16. Nxf6 gxf6 17. b4 a6 18. b5 axb5 19. Rxb5 b6 20. c5 Kb7 21. a4 Rhg8 22. g4 Na7 23. Rb2 Nc6 24. Rg1 Ra8 25. Bd1 f5 26. cxb6 cxb6 27. d4 fxg4 28. hxg4 Rxg4 29. Rh1 Rg2 30. Nxe5 Re8 31. Bf3 Kc7 32. Bxc6 Reg8 33. Bxg2 Rxg2 34. Rxh7 Rg1+ 35. Ke2 Ra1 36. Nxf7 Bf5 37. Rh6 Rxa4 38. Rhxb6 Bc8 39. Ne5 Ra6 40. Rxa6 Bxa6+ 41. Kf3 Kd8 42. Ke4 Ke7 43. f4 Bf1 44. f5 Bh3 45. d5 Bf1 46. Rf2 Bd3+ 47. Nxd3 Ke8 48. f6 Kd7 49. f7 Kd6 50. f8=Q+ Kc7 51. Qf4+ Kd8 52. Qb8+ Kd7 53. Rf7# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 135 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 Na6 12. Kb1 Nc5 13. e4 g4 14. Nh4 Nb3 15. Be3 Kb8 16. Ka2 Nd4 17. Nd5 Ba4 18. Rd2 Bb3+ 19. Kb1 c6 20. Nc3 Ne7 21. Ne2 Nxe2 22. Bxe2 Rg8 23. d4 h5 24. h3 Rh8 25. Ka1 b6 26. f4 Bh6 27. g3 exf4 28. gxf4 g3 29. Rc1 c5 30. dxc5 Rxd2 31. Bxd2 Rd8 32. Be3 bxc5 33. Rg1 Rg8 34. Bxh5 Bf8 35. Bxc5 Bxc4 36. Bxe7 Bxe7 37. Nf5 Bd8 38. Rxg3 Rxg3 39. Nxg3 Bc7 40. Be2 Bf7 41. Nh5 Bxh5 42. Bxh5 Bxf4 43. Ka2 Kc7 44. Kb3 Kd6 45. Kc4 Bc1 46. Kc3 a5 47. Kc2 Bf4 48. Bg4 Ke5 49. Bf5 Be3 50. h4 a4 51. h5 Bg5 52. Kc3 Be3 53. Kb4 Bf4 54. Kxa4 Be3 55. Kb5 Bc1 56. a4 Bf4 57. a5 Kd6 58. Kb6 Bd2 59. a6 Be3+ 60. Kb7 Bd4 61. h6 Ke5 62. h7 Kd6 63. h8=Q Kc5 64. a7 Bxb2 65. a8=Q Bc1 66. Qa5+ Kd4 67. Qxf6+ Kc4 68. Qfc3# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 85 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. Nc4 f5 16. f3 Nh6 17. a4 g5 18. Rc1 Kb8 19. Bg2 Nf7 20. h4 Rhg8 21. hxg5 Rxg5 22. Bh3 Nh6 23. f4 Rxg3 24. fxe5 Nc5 25. a5 Nb3 26. Rc3 Nd4 27. b6 cxb6 28. axb6 axb6 29. Bf1 b5 30. Nd6 Ng4 31. Rxh5 Re3 32. Rh7 Nf3+ 33. Kd1 Nf2+ 34. Kc1 Rxd6 35. exd6 Nd4 36. d7 Ne6 37. Re7 Nxd3+ 38. Kd2 Nxb2 39. Rc8+ Ka7 40. Kxe3 Nd1+ 41. Kd2 Nf4 42. d8=Q Nxe2 43. Qa5# |
| ECO A09 in 2007 play it! program defeats black's program in 125 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nf3 Nc6 7. Nc3 Nf6 8. d3 h6 9. Bd2 O-O-O 10. g3 Bc5 11. Bg2 Rhe8 12. O-O e4 13. dxe4 Nxe4 14. e3 Bg4 15. Nxe4 Rxe4 16. Bc3 Rxc4 17. Bxg7 Bxf3 18. Bxf3 Bf8 19. Bf6 Rd2 20. Rad1 Rxd1 21. Rxd1 Be7 22. Bc3 Ra4 23. a3 f6 24. Bxc6 bxc6 25. Kg2 a5 26. Kf3 f5 27. h3 Bg5 28. Bg7 h5 29. Rc1 Be7 30. Rxc6 Bd6 31. Rc3 Kd7 32. Rd3 Ke6 33. Bc3 h4 34. Rd4 Rxd4 35. exd4 hxg3 36. fxg3 a4 37. h4 c6 38. h5 Bf8 39. Bd2 Kf7 40. Bf4 Bg7 41. Ke3 Bf6 42. h6 Kg6 43. Kd3 Be7 44. Kc3 Bf8 45. Kc4 Kh7 46. Be3 Kg6 47. b3 Bd6 48. bxa4 Bxg3 49. a5 Bb8 50. a6 Ba7 51. a4 Kf6 52. a5 Kg6 53. Bf4 Kh7 54. Bd6 f4 55. Bxf4 Bc5 56. Kxc5 Kg6 57. a7 Kf6 58. a8=Q Kf5 59. Qf8+ Kg4 60. Kxc6 Kf3 61. Qf5 Ke2 62. h7 Kf2 63. Be5+ |
| 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 Bxb5 7. cxb5 Nf6 8. d3 Nbd7 9. Nc3 h6 10. g3 Bb4 11. a3 Bc5 12. Bh3 Rd8 13. Bg2 Rb8 14. Bd2 O-O 15. Rc1 Rfd8 16. Nd5 Nxd5 17. Bxd5 Bb6 18. Bb4 Nf6 19. Bb3 Nd5 20. Bd2 Nf6 21. f3 Nd5 22. e4 Nf6 23. Ke2 Rd7 24. Bc3 Rbd8 25. Rhd1 Re8 26. f4 exf4 27. Bxf6 fxg3 28. Bc3 Rxe4+ 29. dxe4 Rxd1 30. Rxd1 g2 31. Be5 g1=Q 32. Rxg1 Bxg1 33. Bd5 c6 34. bxc6 bxc6 35. Bxc6 f6 36. Bd5+ Kf8 37. Bd6+ Ke8 38. e5 Kd7 39. exf6 gxf6 40. Bf4 Bd4 41. b4 h5 42. Kd3 Be5 43. Bxe5 fxe5 44. h4 Ke7 45. Ke4 Kd6 46. Bc4 Ke7 47. Kxe5 Kd7 48. Be2 Ke7 49. Bxh5 Kf8 50. Bf3 Kf7 51. h5 Kg7 52. Kf5 Kh6 53. Kf6 Kh7 54. Be4+ Kh8 55. Kf7 a5 56. a4 axb4 57. a5 b3 58. a6 b2 59. a7 b1=R 60. a8=Q+ Rb8 61. Qxb8# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 123 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nf3 Nc6 7. d3 O-O-O 8. Nc3 Nb4 9. Rb1 f6 10. a3 Nc6 11. b4 Nge7 12. b5 Nd4 13. Nxd4 exd4 14. Ne4 Nf5 15. g3 Re8 16. Bg2 Kb8 17. c5 b6 18. Bf4 bxc5 19. b6 axb6 20. Rxb6+ Ka7 21. Rb1 Bd6 22. Nxd6 Rb8 23. Rxb8 Rxb8 24. Nxf5 Bxf5 25. Bxc7 Rb1+ 26. Kd2 Rb2+ 27. Kd1 Bg4 28. Re1 Rb1+ 29. Kd2 Rb2+ 30. Kc1 Rxe2 31. Rxe2 Bxe2 32. Be4 g6 33. Kd2 Bf1 34. Bd5 Ka6 35. a4 Bh3 36. f4 Bd7 37. a5 f5 38. Bd6 Kb5 39. a6 Kxa6 40. Bxc5 Kb5 41. Bxd4 Bc6 42. Bc4+ Ka5 43. Ke3 Kb4 44. Bf6 Be8 45. Kd4 h6 46. Be7+ Ka5 47. Ke5 Bb5 48. Bf7 Bxd3 49. Bxg6 Kb5 50. Bf8 h5 51. Bxh5 Be4 52. h4 Kc6 53. Bg6 Bd3 54. h5 Bc4 55. h6 Bg8 56. Bxf5 Kc7 57. Kf6 Kd8 58. Kg7 Bd5 59. Bd6 Bc6 60. h7 Ba4 61. h8=Q+ Be8 62. Qh4# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 91 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. Nf3 Bf5 15. b4 a5 16. b5 Bxd3 17. exd3 Nh6 18. Bxh6 Rg8 19. Bd2 g5 20. Bc3 O-O-O 21. Bxa1 g4 22. Nd2 Rge8 23. h3 h5 24. hxg4 hxg4 25. Rh5 Re7 26. Be2 Rg8 27. d5 Rf7 28. Ne4 f5 29. Nf6 Rgg7 30. Rxf5 g3 31. f4 a4 32. Be5 Rf8 33. Rg5 Rff7 34. Ne4 Rxg5 35. Nxg5 Re7 36. Bg4+ Kb7 37. Ke2 Re8 38. Ne6 Rc8 39. f5 a3 40. f6 Rg8 41. f7 Rb8 42. Bxc7 Rh8 43. d6 Rh4 44. f8=Q Rh8 45. Qxh8 Ka7 46. Qb8# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 99 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. Be3 Nge7 10. Ne4 Nb4 11. Rc1 b6 12. a3 Nbc6 13. g3 h6 14. Bg2 Kb8 15. c5 Nd5 16. cxb6 cxb6 17. Bd2 f5 18. Nc3 Nxc3 19. Rxc3 Be7 20. Nh4 Bxh4 21. gxh4 Nd4 22. f4 Rde8 23. fxe5 Nb5 24. Rc2 Re7 25. Bf4 Be6 26. e3 g6 27. O-O Rc7 28. Rxc7 Nxc7 29. Rc1 Rh7 30. Rc6 Kc8 31. e4 Kd7 32. exf5 Bxf5 33. Be3 Re7 34. d4 h5 35. Rd6+ Kc8 36. Kf2 Rf7 37. Kg3 Rd7 38. Rxd7 Kxd7 39. d5 Na6 40. e6+ Ke8 41. Kf4 Nc5 42. Bxc5 a5 43. Bxb6 a4 44. Ke5 Bd3 45. d6 g5 46. d7+ Kf8 47. Kf6 Kg8 48. d8=Q+ Kh7 49. Qd7+ Kh6 50. hxg5# |
| 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. Nb5 Bxb5 7. cxb5 Nf6 8. Nc3 Nbd7 9. d3 h6 10. g3 Bc5 11. Bd2 O-O-O 12. Na4 Bd6 13. Bg2 Rhe8 14. O-O e4 15. Be3 Kb8 16. dxe4 Nxe4 17. Rac1 g5 18. Rfd1 f5 19. a3 Re5 20. Rd4 Rxb5 21. Bxe4 fxe4 22. Rxe4 Re5 23. Nc3 b6 24. Rc4 c5 25. Rd1 Be7 26. Bd2 Re6 27. f4 gxf4 28. Bxf4+ Kc8 29. Ra4 a5 30. e4 Bf6 31. Kh1 Bd4 32. Rd2 Bxc3 33. bxc3 Nf6 34. Rxd8+ Kxd8 35. Bxh6 Nxe4 36. Bg7 Re7 37. Bh8 Kd7 38. Kg2 Re8 39. Bg7 Ng5 40. h4 Re2+ 41. Kf1 Re7 42. Bf6 Re4 43. c4 Nf3 44. Bc3 b5 45. Rxa5 Rxc4 46. Bh8 Kc6 47. Kf2 Nd2 48. h5 Ne4+ 49. Kg2 Ng5 50. h6 Rc2+ 51. Kf1 Ne4 52. g4 Rf2+ 53. Kg1 Rf4 54. Ra6+ Kd5 55. Rg6 Rf3 56. h7 Rf4 57. Bg7 Rf3 58. h8=Q Rg3+ 59. Kh2 Kc4 60. Qg8+ Kd3 61. Qd5+ Ke3 62. Bh6+ Kf2 63. Qxe4 Rd3 64. Rf6+ Rf3 65. Rxf3# |
| ECO A09 in 2007 play it! program defeats black's program in 87 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nf3 Nc6 7. Nc3 Nf6 8. d3 Nd4 9. Nxd4 exd4 10. Nb5 Bb4+ 11. Bd2 Bxd2+ 12. Kxd2 Bxb5 13. cxb5 Ng4 14. Ke1 Ne5 15. Rc1 O-O-O 16. g3 Rhe8 17. Kd2 f5 18. Bh3 g6 19. a4 Re6 20. Rhe1 Kd7 21. Bg2 Kc8 22. Rc5 Ng4 23. h3 Re5 24. Rxe5 Nxe5 25. b4 Re8 26. e3 Nd7 27. exd4 Rxe1 28. Kxe1 f4 29. gxf4 Nb6 30. a5 Nd7 31. Be4 Nf6 32. Kd2 b6 33. f5 Nxe4+ 34. dxe4 gxf5 35. e5 Kd7 36. d5 h5 37. Ke3 h4 38. Kf4 Kd8 39. Kxf5 Ke7 40. e6 a6 41. axb6 c5 42. b7 Kd6 43. b8=Q+ Kxd5 44. Qe5+ |
| ECO A09 in 2007 play it! program defeats black's program in 81 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 f5 16. Nc4 Rhf8 17. f3 Nh6 18. Bg2 f4 19. Bh3 g6 20. Nxe5 Nf5 21. Nxg6 a5 22. Bxf5 Rf6 23. Bxd7+ Rxd7 24. Nxf4 h4 25. e4 hxg3 26. hxg3 Rdf7 27. e5 Rf5 28. Rh8+ Rf8 29. Rxf8+ Rxf8 30. Rxc7+ Kxc7 31. Ne6+ Kd7 32. Nxf8+ Ke7 33. Nh7 Ke6 34. d4 Kd5 35. Ng5 a4 36. Ke2 Kc4 37. e6 Kd5 38. e7 b6 39. e8=Q Kxd4 40. Qe3+ Kc4 41. Qd3+ |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 59 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nb5 Bxb5 7. cxb5 Nf6 8. d3 Bc5 9. Nc3 Nbd7 10. g3 Ng4 11. Ne4 Bb4+ 12. Bd2 Bxd2+ 13. Nxd2 f5 14. Bg2 O-O-O 15. h3 Ngf6 16. Rc1 Rhe8 17. g4 g6 18. g5 Nh5 19. e3 Nb6 20. Ke2 Re6 21. Bf3 Red6 22. Bxh5 Rxd3 23. Nb3 gxh5 24. Nd4 R3xd4 25. exd4 Rxd4 26. Rhd1 Rb4 27. b3 Rxb5 28. Rc2 e4 29. Rcd2 h6 30. Rd8# |
| 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. Nf3 Nc6 7. Nc3 O-O-O 8. d3 f6 9. Be3 Nge7 10. Ne4 Nf5 11. Bc5 b6 12. Bxf8 Rhxf8 13. Rc1 Kb8 14. c5 Nb4 15. a3 Nd5 16. e3 Be6 17. Be2 g6 18. O-O Rfe8 19. Rfd1 Bc8 20. g4 Nfe7 21. g5 Rd6 22. cxd6 Nb4 23. dxc7+ Ka8 24. Nxf6 Na2 25. Nxe8 Nxc1 26. Rxc1 Bg4 27. Nf6 Be6 28. Nxe5 Kb7 29. f4 Nf5 30. Bf3+ Kc8 31. Kf2 Nh4 32. Be4 h6 33. gxh6 a5 34. h7 Bc4 35. Rxc4 g5 36. h8=Q# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 131 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 Bc5 10. g3 Ng4 11. Ne4 Bb4+ 12. Bd2 Bxd2+ 13. Nxd2 O-O-O 14. Rc1 f5 15. h3 Ngf6 16. Bg2 Rhe8 17. O-O Nb6 18. Rc5 Re7 19. Rfc1 g6 20. Nc4 Nxc4 21. R5xc4 h6 22. a4 Rd4 23. b3 Red7 24. Bf3 R4d6 25. Kf1 Kb8 26. Ke1 Re7 27. R1c2 Red7 28. Kf1 Nd5 29. Rc5 g5 30. Rc1 f4 31. Be4 h5 32. Ke1 b6 33. Rc6 Rxc6 34. Rxc6 Rd8 35. Re6 Nc3 36. Rxe5 fxg3 37. Rxg5 Nxe4 38. dxe4 gxf2+ 39. Kxf2 Rd2 40. Rxh5 Kc8 41. Ke3 Rb2 42. Kd4 Rxb3 43. Rh8+ Kb7 44. Kd5 Rb4 45. e5 Rb2 46. e4 Rd2+ 47. Ke6 Re2 48. Rh4 Ra2 49. Kf5 Rxa4 50. e6 Rb4 51. e7 Rxb5+ 52. e5 Rb2 53. e8=Q Rf2+ 54. Rf4 Rh2 55. e6 c5 56. Qd7+ Kb8 57. Qd3 Rxh3 58. Rd4 Rxd3 59. Rxd3 c4 60. Rd8+ Kb7 61. e7 Ka6 62. e8=Q c3 63. Qa4+ Kb7 64. Rd7+ Kc8 65. Qxa7 b5 66. Qc7# |
| ECO A09 in 2007 play it! program defeats black's program by checkmate in 115 moves | 1. Nf3 d5 2. c4 d4 3. Qa4+ Qd7 4. Qxd7+ Bxd7 5. Nxd4 e5 6. Nf3 Nc6 7. d3 O-O-O 8. Nc3 Nf6 9. Bg5 Nb4 10. O-O-O Re8 11. a3 Nc6 12. d4 exd4 13. Nxd4 Nxd4 14. Rxd4 Bc5 15. Bxf6 gxf6 16. Rf4 f5 17. Nd5 Re4 18. e3 c6 19. Rxe4 fxe4 20. Nf6 Bb4 21. axb4 Bf5 22. g4 Be6 23. Be2 h5 24. gxh5 Bf5 25. Rd1 Kc7 26. Rd4 b5 27. Nxe4 bxc4 28. Nc5 Rg8 29. e4 Bc8 30. Bxc4 Rg2 31. Rd2 f5 32. f3 Rg5 33. h6 Rh5 34. exf5 Rxh6 35. Ne6+ Kb8 36. Nd4 Rf6 37. Be6 Kc7 38. Kc2 Ba6 39. Kc3 Rh6 40. b3 Kb6 41. Bc4 Bxc4 42. bxc4 c5 43. bxc5+ Kxc5 44. Re2 a6 45. Re5+ Kd6 46. Re6+ Rxe6 47. fxe6 Ke7 48. c5 a5 49. c6 Kd8 50. Kb3 Ke8 51. c7 Ke7 52. c8=Q Kd6 53. Qd8+ Ke5 54. Ka4 Kf4 55. e7 Ke3 56. e8=Q+ Kd2 57. Qe4 Kd1 58. Nb3# |
| 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 f6 9. Be3 Bb4 10. a3 Bxc3+ 11. bxc3 Nge7 12. Bd2 Bg4 13. e4 h6 14. Rb1 Rhe8 15. Be2 f5 16. Be3 b6 17. Rg1 fxe4 18. dxe4 a6 19. h3 Be6 20. a4 Rd6 21. c5 Rd5 22. exd5 Nxd5 23. Bxa6+ Kd7 24. cxb6 cxb6 25. Bxb6 Rb8 26. Bb5 Rxb6 27. Nxe5+ Kc7 28. Nxc6 Rxc6 29. Bxc6 Kxc6 30. Kd2 Nf4 31. Ke3 g5 32. a5 Bc4 33. Rb6+ Kc5 34. Rxh6 Ne2 35. Re1 Nxc3 36. a6 Nb5 37. Rg6 Na7 38. Rxg5+ Kb6 39. Rb1+ Kxa6 40. Rg6+ Ka5 41. Ra1+ Kb4 42. Rxa7 Bf1 43. Rc7 Kb5 44. Rc1 Ka5 45. Rxf1 Kb5 46. Rb1+ Kc5 47. Ke4 Kc4 48. Rc6# |