| ECO A20 in 2007 play it! crafty defeats black's crafty by checkmate in 79 moves | 1. c4 e5 2. a4 Bb4 3. Nc3 Nc6 4. Nd5 d6 5. Nxb4 Nxb4 6. d3 Ne7 7. Bd2 Nec6 8. g3 Bg4 9. f3 Bd7 10. Bh3 O-O 11. Bxd7 Qxd7 12. a5 Na6 13. Ra3 Rad8 14. Qb1 Nd4 15. e3 Ne6 16. Ne2 Ng5 17. O-O Qf5 18. Qd1 Ne6 19. b4 Qh3 20. Rf2 d5 21. b5 Qg4 22. fxg4 Nac5 23. cxd5 Rxd5 24. Qc2 e4 25. d4 Nd3 26. Nc3 Nxf2 27. Nxd5 Nh3+ 28. Kg2 Nhg5 29. h4 Rd8 30. Ne7+ Kf8 31. Bb4 Rd7 32. hxg5 Ke8 33. Qxe4 Rxe7 34. Bxe7 Kxe7 35. d5 c6 36. dxe6 cxb5 37. Rd3 Ke8 38. e7 f6 39. Qe6 h5 40. Rd8# |
| ECO A20 in 2007 play it! crafty defeats black's crafty by checkmate in 97 moves | 1. c4 e5 2. a4 Bb4 3. b3 d5 4. Ba3 Bxa3 5. Nxa3 d4 6. e4 Nf6 7. f3 Nc6 8. g3 d3 9. Qc1 Be6 10. Qc3 Qd4 11. Bxd3 Rd8 12. Qxd4 Nxd4 13. Rb1 h5 14. Nc2 h4 15. g4 Nxf3+ 16. Nxf3 Nd5 17. cxd5 f6 18. Bb5+ Bd7 19. Bxd7+ Rxd7 20. d4 exd4 21. Ncxd4 Re7 22. Nd2 Kd7 23. O-O Re5 24. Rbc1 Rg5 25. Rf4 Re5 26. N2f3 Re7 27. g5 fxg5 28. Nxg5 Rhe8 29. Rxh4 c6 30. dxc6+ bxc6 31. Rh7 g6 32. Rxe7+ Kxe7 33. Nxc6+ Kf6 34. h4 Kg7 35. Rf1 Kh6 36. Nxa7 Ra8 37. Nb5 Rc8 38. Kf2 Kh5 39. Nf3 Rc5 40. Ke3 Rc2 41. e5 Rb2 42. Nfd4 g5 43. e6 gxh4 44. e7 Rxb3+ 45. Nxb3 Kg5 46. e8=Q h3 47. Rg1+ Kf5 48. N3d4+ Kf6 49. Qe6# |
| ECO A20 in 2007 play it! crafty defeats black's crafty in 119 moves | 1. c4 e5 2. a4 Bb4 3. Nc3 Nc6 4. Nd5 d6 5. Nxb4 Nxb4 6. d3 Ne7 7. Bd2 a5 8. g3 O-O 9. Bg2 h6 10. Nf3 Nec6 11. O-O Be6 12. b3 Qf6 13. Bc3 b6 14. d4 Ne7 15. dxe5 dxe5 16. Bxe5 Qf5 17. Bxc7 Ra6 18. Nd4 Qf6 19. e4 Nbc6 20. Nxe6 fxe6 21. Qd6 Nd4 22. Rab1 Nc8 23. Qe5 Ra7 24. Kh1 Nf3 25. Qxf6 Rxf6 26. Bf4 Rxf4 27. gxf4 Nd2 28. Rbd1 Nxf1 29. Bxf1 Kf7 30. Kg2 Ke7 31. Be2 Nd6 32. Kf3 Rd7 33. Rg1 Kf7 34. h3 Nb7 35. Ke3 g6 36. h4 Nc5 37. h5 gxh5 38. Bxh5+ Kf8 39. Rd1 Rxd1 40. Bxd1 Kf7 41. Kd4 Ke7 42. e5 h5 43. b4 axb4 44. a5 bxa5 45. Kxc5 h4 46. Kb5 h3 47. Ka4 Kd8 48. Bf3 h2 49. c5 Kc7 50. c6 Kc8 51. Bg2 Kc7 52. f5 Kc8 53. f6 Kd8 54. f7 Ke7 55. c7 Kxf7 56. c8=Q b3 57. Qd7+ Kf8 58. Kxb3 Kg8 59. Qxe6+ Kg7 60. Qe7+ |
| ECO A20 in 2007 play it! crafty defeats black's crafty by checkmate in 77 moves | 1. c4 e5 2. a4 Bb4 3. Nc3 Nc6 4. Nd5 d6 5. Nxb4 Nxb4 6. d3 Ne7 7. Nf3 O-O 8. Bd2 Nec6 9. h3 Bd7 10. e4 b6 11. Be2 h6 12. b3 a5 13. O-O f5 14. exf5 Rxf5 15. Bc3 Qe7 16. d4 e4 17. Nh2 d5 18. Ng4 Qe5 19. dxe5 d4 20. Bxd4 Rd8 21. Bb2 Rg5 22. Qb1 Bf5 23. Rd1 Rxd1+ 24. Qxd1 Bxg4 25. Bxg4 Nd3 26. h4 Rxe5 27. Bxe5 Ndxe5 28. Bf5 Kf7 29. Bxe4 Ne7 30. Qd8 c6 31. Qxb6 g6 32. Qxa5 Kf6 33. Re1 g5 34. Qc5 N7g6 35. Bxg6 Nxg6 36. Qxc6+ Kg7 37. Qd7+ Ne7 38. Rxe7+ Kf6 39. Qe6# |
| ECO A20 in 2007 play it! crafty defeats black's crafty in 105 moves | 1. c4 e5 2. a4 Bb4 3. b3 d5 4. Ba3 Bxa3 5. Nxa3 Nf6 6. cxd5 Qxd5 7. Nb5 Na6 8. Rc1 c6 9. Nc3 Qd6 10. e4 Nc5 11. f3 Be6 12. Rb1 O-O-O 13. b4 Nb3 14. Rb2 Qxb4 15. Nd5 Rxd5 16. exd5 Bxd5 17. Bd3 Qa3 18. Qb1 Nc5 19. Bf5+ Kc7 20. Ne2 e4 21. O-O exf3 22. gxf3 g6 23. Bc2 b6 24. Nc3 h5 25. Qa1 Qxa1 26. Rxa1 Ne6 27. Be4 Nf4 28. Nxd5+ N6xd5 29. Bxd5 Nxd5 30. Kf2 Re8 31. Re1 Rxe1 32. Kxe1 g5 33. d4 g4 34. Rb3 f5 35. fxg4 hxg4 36. h3 Kd6 37. hxg4 fxg4 38. a5 b5 39. Ke2 Ke6 40. Rg3 Kf5 41. Rg1 b4 42. a6 Kf4 43. Rf1+ Ke4 44. Rf7 b3 45. Rb7 Nf4+ 46. Kd2 c5 47. Rxa7 g3 48. Rg7 Nd3 49. a7 Kxd4 50. Rg4+ Ke5 51. a8=Q Nb4 52. Qe8+ Kd6 53. Qd8+ |
| ECO A20 in 2007 play it! crafty defeats black's crafty by checkmate in 127 moves | 1. c4 e5 2. a4 Bb4 3. Nc3 Nc6 4. Nd5 d6 5. Nxb4 Nxb4 6. d3 Ne7 7. g3 Nec6 8. Bd2 Bg4 9. f3 Be6 10. Bg2 O-O 11. Nh3 f6 12. O-O d5 13. cxd5 Qxd5 14. f4 Qd4+ 15. Nf2 exf4 16. Bxf4 Qxb2 17. Rb1 Qd4 18. Bxc6 bxc6 19. e3 Qb6 20. e4 c5 21. Qh5 Rad8 22. Be3 Nxd3 23. Rxb6 cxb6 24. a5 Nxf2 25. Rxf2 Rd3 26. Bf4 c4 27. axb6 axb6 28. Qb5 Rb3 29. Qc6 Bf7 30. Bd6 Rb1+ 31. Rf1 Rxf1+ 32. Kxf1 Re8 33. h4 h6 34. Kf2 b5 35. g4 Re6 36. Qxb5 c3 37. Qc5 c2 38. Qc8+ Re8 39. Qxc2 Bg6 40. Qc6 Bf7 41. Kg3 Rd8 42. Qc7 Re8 43. e5 fxe5 44. Bxe5 Re6 45. Qc5 Kh7 46. h5 Re8 47. Qc7 Kg8 48. Qc3 Re6 49. Bxg7 Rb6 50. Kh4 Re6 51. Qd4 Rc6 52. Bh8 Kf8 53. Qf4 Ke8 54. Bf6 Bd5 55. Qxh6 Rd6 56. Qh8+ Kd7 57. h6 Bg8 58. Qxg8 Kc7 59. Be5 Kd7 60. Bxd6 Kxd6 61. h7 Ke5 62. h8=Q+ Kd6 63. Qd4+ Ke7 64. Qdd8# |
| ECO A20 in 2007 play it! crafty defeats black's crafty by checkmate in 135 moves | 1. c4 e5 2. a4 Bb4 3. Nc3 Nc6 4. Nd5 d6 5. Nxb4 Nxb4 6. d3 Ne7 7. Bd2 Nec6 8. g3 Bg4 9. f3 Be6 10. Bg2 O-O 11. Ra3 a5 12. Nh3 f6 13. O-O d5 14. cxd5 Qxd5 15. Nf2 Qd4 16. Qc1 Qb6 17. e3 Rfd8 18. f4 exf4 19. gxf4 Nd5 20. f5 Bf7 21. Kh1 Nde7 22. e4 Nd4 23. Be3 c5 24. Ng4 Kh8 25. Qd2 Qc7 26. Re1 Bh5 27. Bxd4 Rxd4 28. Nxf6 gxf6 29. Qh6 Qb6 30. Qxh5 Qxb2 31. Qf7 Qxa3 32. Qxf6+ Kg8 33. Qxe7 Rd5 34. f6 Rg5 35. f7+ Kh8 36. Qxg5 Qc3 37. Rf1 Qg7 38. Qxc5 Rf8 39. Qxa5 Rxf7 40. Rxf7 Qxf7 41. Qe5+ Qg7 42. Qb8+ Qg8 43. Qxb7 Qg4 44. Qb2+ Kg8 45. Qb8+ Kf7 46. Qc7+ Ke8 47. Qe5+ Kf7 48. Qd5+ Kg7 49. Qd4+ Kf7 50. h3 Qe2 51. Kh2 Ke7 52. Qc5+ Ke8 53. Qe5+ Kd7 54. Qd5+ Ke7 55. a5 Qe3 56. e5 Qf4+ 57. Kg1 Qh6 58. Kf2 Qg6 59. Ke3 h5 60. Kd4 Qa6 61. Bf3 Qg6 62. Qb7+ Ke8 63. a6 Qg1+ 64. Kc4 Qc1+ 65. Kd5 h4 66. a7 Qg5 67. Bh5+ Kf8 68. Qf7# |
| ECO A20 in 2007 play it! crafty defeats black's crafty by checkmate in 119 moves | 1. c4 e5 2. a4 Bb4 3. b3 d5 4. Ba3 Bxa3 5. Nxa3 d4 6. e4 Nc6 7. h3 Nf6 8. d3 Qe7 9. Nf3 Qb4+ 10. Nd2 Bd7 11. Be2 O-O-O 12. O-O g5 13. Nc2 Qc3 14. Na3 h5 15. Re1 a6 16. Qc2 Qb4 17. Qc1 g4 18. h4 Kb8 19. Nc2 Qc3 20. g3 Ka8 21. Ra3 Qa5 22. Bf1 Rhg8 23. Rd1 Be6 24. Qb2 Qc3 25. Qc1 Nb4 26. Nxb4 Qxb4 27. Ra2 Nd7 28. Qa3 Qxa3 29. Rxa3 f5 30. b4 f4 31. gxf4 exf4 32. b5 Ne5 33. bxa6 bxa6 34. Rb3 Ng6 35. Rdb1 Nxh4 36. Be2 Nf3+ 37. Bxf3 gxf3+ 38. Kh1 Bd5 39. cxd5 Rg2 40. Nxf3 Rg4 41. Nxd4 f3 42. Nxf3 Rf4 43. Nd4 Rg8 44. Nf5 Rf3 45. d4 Rxf2 46. Ne7 Rgf8 47. Nc6 Rf1+ 48. Rxf1 Rxf1+ 49. Kh2 Rf2+ 50. Kh3 Rf8 51. e5 Re8 52. e6 Rc8 53. e7 a5 54. Rf3 h4 55. Rf8 Re8 56. Rxe8+ Kb7 57. Rb8+ Ka6 58. Ra8+ Kb7 59. e8=Q Kb6 60. Qb8# |
| ECO A20 in 2007 play it! crafty defeats black's crafty by checkmate in 137 moves | 1. c4 e5 2. a4 Bb4 3. Nc3 Nc6 4. Nd5 d6 5. Nxb4 Nxb4 6. d3 Ne7 7. Bd2 Nec6 8. g3 Bg4 9. f3 Be6 10. Bg2 O-O 11. Nh3 f6 12. O-O d5 13. cxd5 Qxd5 14. f4 Qd4+ 15. Nf2 exf4 16. Bxf4 Rac8 17. Bd2 Rcd8 18. e3 Qb6 19. d4 Bc4 20. Re1 Na5 21. Qc1 Bb3 22. Bxb4 Qxb4 23. Qxc7 Bc4 24. Be4 Rc8 25. Qd7 Rcd8 26. Qh3 g6 27. Nd3 Bxd3 28. Bxd3 f5 29. Qg2 Rfe8 30. Bb5 Re4 31. Qf2 Nc4 32. Rac1 Nd6 33. Bd3 Ree8 34. Rc7 Qxa4 35. Qd2 Rc8 36. Rec1 b5 37. Bc2 Qa6 38. Bb3+ Nc4 39. Rd7 Kh8 40. Bxc4 Rxc4 41. Rxc4 bxc4 42. Qc3 Rf8 43. d5+ Qf6 44. d6 Qxc3 45. bxc3 Rf6 46. g4 fxg4 47. e4 Kg8 48. e5 Re6 49. Rxh7 Rxe5 50. d7 Rd5 51. Re7 a5 52. Re8+ Kf7 53. d8=Q Rxd8 54. Rxd8 Ke6 55. Ra8 Kf5 56. Rxa5+ Ke4 57. Rg5 Kd3 58. Rxg6 Kxc3 59. Rxg4 Kd3 60. h4 Ke3 61. Rxc4 Ke2 62. h5 Ke3 63. h6 Ke2 64. h7 Kd3 65. Rg4 Ke3 66. h8=Q Kd3 67. Qb2 Ke3 68. Rd4 Kf3 69. Qf2# |
| ECO A20 in 2007 play it! crafty defeats black's crafty by checkmate in 95 moves | 1. c4 e5 2. a4 Bb4 3. Nc3 Nc6 4. Nd5 d6 5. Nxb4 Nxb4 6. d3 Ne7 7. Bd2 Nec6 8. g3 Bg4 9. f3 Be6 10. Bg2 O-O 11. Nh3 f6 12. O-O d5 13. cxd5 Qxd5 14. f4 Qd4+ 15. Nf2 exf4 16. Bxf4 Rfc8 17. Qc1 Bd5 18. e3 Qb6 19. Bxd5+ Nxd5 20. Qc4 Rd8 21. e4 Na5 22. Qa2 Nb3 23. exd5 Nxa1 24. Rxa1 Kh8 25. a5 Qd4 26. Bxc7 Re8 27. Kf1 Re3 28. Rc1 Rf3 29. b4 Re8 30. Qd2 Rxd3 31. Qxd3 Qxb4 32. d6 Rf8 33. d7 Qe7 34. Qd6 Qxd6 35. Bxd6 Rg8 36. Rc8 h5 37. Rxg8+ Kxg8 38. d8=Q+ Kf7 39. Qe7+ Kg6 40. Qxb7 a6 41. Qxa6 Kg5 42. Qb5+ Kg6 43. a6 Kh6 44. a7 f5 45. Qxf5 g6 46. Bf8+ Kh7 47. Qe5 h4 48. Qg7# |
| ECO A20 in 2007 play it! crafty defeats black's crafty in 139 moves | 1. c4 e5 2. a4 Bb4 3. Nc3 Nc6 4. Nd5 d6 5. Nxb4 Nxb4 6. d3 Ne7 7. Bd2 Nec6 8. g3 a5 9. Bg2 O-O 10. Nf3 h6 11. O-O Be6 12. Rc1 Qf6 13. Ne1 Rab8 14. f4 Kh8 15. e4 b6 16. fxe5 Qxe5 17. Bc3 Qg5 18. Qd2 Qxd2 19. Bxd2 Nd4 20. Rf2 Bd7 21. Be3 Nb3 22. Rc3 Bxa4 23. Bh3 Nc5 24. Bf5 Bc6 25. Ra3 f6 26. Bd2 b5 27. Bxb4 axb4 28. Ra7 Rf7 29. cxb5 Bxb5 30. Rd2 Re7 31. Kf2 Rbe8 32. Ke3 Nb3 33. Rf2 c5 34. Rxe7 Rxe7 35. Ng2 Nd4 36. Bh3 Ra7 37. Nf4 Ra1 38. Bg4 Re1+ 39. Kd2 Rb1 40. Ke3 b3 41. Ng6+ Kh7 42. Bf5 Nxf5+ 43. exf5 Re1+ 44. Kd2 Rg1 45. Nf4 Ra1 46. Kc3 Rd1 47. Kxb3 Bxd3 48. Nxd3 Rxd3+ 49. Kc2 Rd4 50. Rd2 Rxd2+ 51. Kxd2 h5 52. Kc3 g6 53. Kc4 gxf5 54. Kd5 Kg6 55. Kxd6 c4 56. Kc5 c3 57. bxc3 f4 58. gxf4 Kf5 59. c4 Ke6 60. Kc6 h4 61. c5 Kf5 62. Kd5 Kxf4 63. c6 Kg4 64. c7 Kh3 65. c8=Q+ Kg2 66. Qg4+ Kf2 67. Qxh4+ Kf3 68. Qxf6+ Ke2 69. h4 Ke3 70. Qc3+ |
| ECO A20 in 2007 play it! crafty defeats black's crafty by checkmate in 83 moves | 1. c4 e5 2. a4 Bb4 3. Nc3 Nc6 4. Nd5 d6 5. Nxb4 Nxb4 6. d3 Ne7 7. Nf3 O-O 8. g3 Bg4 9. Bg2 Nec6 10. O-O Qd7 11. b3 f6 12. d4 exd4 13. Ba3 Rae8 14. Bxb4 Nxb4 15. Nxd4 a5 16. f3 Bh3 17. e4 Re5 18. Rf2 Bxg2 19. Rxg2 b6 20. Qf1 g6 21. Rf2 Rfe8 22. Rd1 Kf7 23. Rfd2 Na6 24. Kh1 Nc5 25. Qg2 Kg8 26. Kg1 Kh8 27. Qf1 Rh5 28. Kh1 Rhe5 29. g4 f5 30. gxf5 gxf5 31. exf5 Re3 32. Rb2 Qe7 33. Rg2 Nxb3 34. Ne6 Rc3 35. Rg7 Rxc4 36. Rxe7 Rd8 37. Rxh7+ Kxh7 38. Qh3+ Rh4 39. Qxh4+ Kg8 40. Qg3+ Kf7 41. Qg7+ Ke8 42. Nxc7# |
| ECO A20 in 2007 play it! crafty defeats black's crafty in 61 moves | 1. c4 e5 2. a4 Bb4 3. b3 d5 4. Ba3 Bxa3 5. Nxa3 d4 6. g3 Nf6 7. Bg2 O-O 8. d3 Qd6 9. Nf3 Qb4+ 10. Nd2 c5 11. O-O Nc6 12. f4 Ng4 13. Bxc6 bxc6 14. Nc2 Qc3 15. fxe5 Nxe5 16. b4 Qb3 17. Nxb3 cxb4 18. Rf4 Rb8 19. Ncxd4 h6 20. e4 Rd8 21. Qh5 f6 22. Raf1 c5 23. Nf5 Bxf5 24. Qxf5 Rxd3 25. Qe6+ Kh7 26. Nxc5 Rdd8 27. Rxf6 gxf6 28. Rxf6 Rd1+ 29. Kg2 Rh1 30. Rxh6+ Kg7 31. Qf6+ |
| ECO A20 in 2007 play it! crafty defeats black's crafty by checkmate in 109 moves | 1. c4 e5 2. a4 Bb4 3. Nc3 Nc6 4. Nd5 d6 5. Nxb4 Nxb4 6. d3 Ne7 7. Nf3 O-O 8. Bd2 a5 9. g3 f6 10. Bg2 Bg4 11. O-O Be6 12. Qb3 Nec6 13. Rac1 Kh8 14. e3 d5 15. Rfd1 b6 16. c5 bxc5 17. Rxc5 Rb8 18. Qa3 g5 19. Rdc1 g4 20. Nh4 Rb6 21. Rxa5 Na6 22. Rb5 Ne7 23. Rxb6 cxb6 24. d4 Re8 25. Bf1 Nb8 26. Bb5 Rg8 27. Bb4 Qf8 28. Rc7 exd4 29. Rxe7 Qc8 30. Qd3 Bf5 31. Qxd4 Rf8 32. Nxf5 Qxf5 33. Bd3 Nc6 34. Bxf5 Nxd4 35. exd4 Ra8 36. Rxh7+ Kg8 37. b3 Rc8 38. Rd7 Kh8 39. Rxd5 Rg8 40. Be7 Kg7 41. Rd6 Kf7 42. Bxf6 b5 43. axb5 Ra8 44. Bxg4 Kg6 45. b6 Ra3 46. Bd8+ Kh7 47. b7 Rxb3 48. Bf5+ Kg7 49. Bf6+ Kf7 50. Be6+ Kxf6 51. Bxb3+ Ke7 52. Rb6 Kd8 53. b8=Q+ Kd7 54. Qd6+ Ke8 55. Rb8# |
| ECO A20 in 2007 play it! crafty defeats black's crafty by checkmate in 57 moves | 1. c4 e5 2. a4 Bb4 3. Nc3 Nc6 4. Nd5 d6 5. Nxb4 Nxb4 6. d3 Ne7 7. Bd2 a5 8. g3 Nec6 9. Bg2 Qe7 10. Nf3 e4 11. dxe4 Qxe4 12. Bxb4 axb4 13. O-O Qxc4 14. Rc1 Qe6 15. Nd4 Nxd4 16. Qxd4 c5 17. Qxg7 Rf8 18. Qxh7 Rxa4 19. Rfd1 Qe7 20. Qd3 Qd8 21. Rxc5 Be6 22. Rb5 Ra7 23. Rxb4 Qe7 24. Qd4 Bh3 25. Qxa7 Bc8 26. Qb8 Kd7 27. Re4 Qf6 28. Bh3+ Kd8 29. Qxc8# |
| ECO A20 in 2007 play it! crafty defeats black's crafty by checkmate in 137 moves | 1. c4 e5 2. a4 Bb4 3. b3 d5 4. Ba3 Bxa3 5. Nxa3 Nf6 6. cxd5 Qxd5 7. Nb5 Na6 8. Rc1 c6 9. Nc3 Qd6 10. d3 Nb4 11. g3 O-O 12. Bg2 Bf5 13. Nf3 Rad8 14. O-O b6 15. Qd2 h6 16. a5 c5 17. axb6 axb6 18. Ra1 Rd7 19. Rfc1 Qe6 20. Nh4 Bh3 21. Bxh3 Qxh3 22. f3 Re8 23. Ng2 Nfd5 24. Nb5 f6 25. e3 Ne7 26. Rc3 Red8 27. Ne1 Kh8 28. Ra4 Nf5 29. e4 Ne7 30. Qe2 Nec6 31. Qd2 Kg8 32. Ra1 Nd4 33. Nxd4 Rxd4 34. Ra7 R4d7 35. Ra1 Kf7 36. Ra4 g6 37. Qe2 h5 38. Kh1 h4 39. g4 Kg7 40. Ra3 Kh6 41. Qd2+ Kh7 42. Kg1 Nc6 43. Ra6 Nd4 44. Qg2 Qxg2+ 45. Kxg2 Rb8 46. Kh3 Kg7 47. Rc4 Nxb3 48. Kxh4 Nd2 49. Rc1 Rh8+ 50. Kg3 Rb7 51. h4 Nf1+ 52. Kf2 Nd2 53. Ng2 Rd8 54. Ke3 Nxf3 55. Kxf3 Rxd3+ 56. Ne3 Rd2 57. Rb1 Rh2 58. Rbxb6 Rh3+ 59. Kf2 Rxb6 60. Rxb6 Rxh4 61. Kg3 Kh8 62. Kxh4 Kg7 63. g5 fxg5+ 64. Kxg5 Kf8 65. Kxg6 Ke8 66. Rd6 c4 67. Kf6 c3 68. Nc2 Kf8 69. Rd8# |
| ECO A20 in 2007 play it! crafty defeats black's crafty by checkmate in 123 moves | 1. c4 e5 2. a4 Bb4 3. Nc3 Nc6 4. Nd5 d6 5. Nxb4 Nxb4 6. d3 Ne7 7. g3 Nec6 8. Bd2 Bg4 9. f3 Be6 10. Bg2 O-O 11. f4 exf4 12. Bxb4 Nxb4 13. Qd2 Nc6 14. Qxf4 g5 15. Qc1 Re8 16. Bxc6 bxc6 17. Nf3 f6 18. e4 d5 19. cxd5 cxd5 20. O-O Bh3 21. Rf2 dxe4 22. Qc4+ Be6 23. Qxe4 Bd5 24. Qf5 Rb8 25. Re1 Rxe1+ 26. Nxe1 c6 27. Ng2 Qe7 28. Qxf6 Qxf6 29. Rxf6 Rxb2 30. Ne3 Rb1+ 31. Kf2 Rb2+ 32. Kg1 Kg7 33. Nxd5 cxd5 34. Rd6 h5 35. Rxd5 Kf6 36. Ra5 Rb1+ 37. Kf2 Rb2+ 38. Ke3 Rxh2 39. Rxa7 Rh3 40. Ra6+ Ke7 41. Kf2 h4 42. gxh4 gxh4 43. Rh6 Rxd3 44. Rxh4 Rd5 45. Ke3 Kd6 46. Rf4 Kc6 47. Rg4 Kb6 48. Rc4 Ka5 49. Ke2 Rh5 50. Kd2 Rh3 51. Rd4 Ra3 52. Re4 Rxa4 53. Rxa4+ Kb5 54. Rd4 Kc6 55. Kd3 Kb6 56. Rc4 Kb5 57. Kc3 Ka5 58. Rb4 Ka6 59. Kc4 Ka7 60. Rb3 Ka6 61. Kc5 Ka5 62. Ra3# |
| ECO A20 in 2007 play it! crafty defeats black's crafty in 75 moves | 1. c4 e5 2. a4 Bb4 3. Nc3 Nc6 4. Nd5 d6 5. Nxb4 Nxb4 6. d3 b6 7. a5 Bd7 8. Nf3 Nf6 9. Bd2 Nc6 10. axb6 axb6 11. e4 O-O 12. Be2 Be6 13. Rxa8 Qxa8 14. Qb1 Qa6 15. b4 b5 16. cxb5 Qxb5 17. h3 Qb6 18. O-O Ra8 19. b5 Na7 20. Be3 Qxb5 21. Bxa7 c6 22. Be3 Ra2 23. Nd2 h6 24. f4 exf4 25. Qxb5 cxb5 26. Bxf4 b4 27. Bd1 g5 28. Be3 Kg7 29. Nf3 Kg6 30. Nd4 Ra3 31. Bc2 Nxe4 32. dxe4 Rxe3 33. e5+ f5 34. exf6+ Kf7 35. Nxe6 Ke8 36. f7+ Kd7 37. f8=Q Kxe6 38. Qe8+ |
| ECO A20 in 2007 play it! crafty defeats black's crafty by checkmate in 87 moves | 1. c4 e5 2. a4 Bb4 3. Nc3 Nc6 4. Nd5 d6 5. Nxb4 Nxb4 6. d3 Ne7 7. Nf3 O-O 8. Bd2 Nec6 9. Qb3 Na6 10. Qc3 b6 11. g3 Bg4 12. Bg2 h6 13. Nh4 Bd7 14. b3 Rb8 15. Nf5 Qf6 16. Ne3 Nc5 17. Nd5 Qd8 18. b4 Ne6 19. b5 Na5 20. Qb2 c6 21. bxc6 Bxc6 22. O-O Nd4 23. Bc3 Ndb3 24. Ra3 Nc5 25. Qa2 Kh8 26. e3 Qe8 27. d4 exd4 28. exd4 Nxa4 29. Bb4 Qe7 30. Nxe7 Bxg2 31. Kxg2 Nb2 32. Bxa5 bxa5 33. Rxa5 Nd3 34. Rxa7 Rfe8 35. Qa6 d5 36. cxd5 Nb4 37. Qa4 Nd3 38. Qd7 Red8 39. Ng6+ Kh7 40. Qxf7 Ne1+ 41. Rxe1 Rg8 42. Qf5 Rh8 43. Ne7+ g6 44. Qxg6# |
| ECO A20 in 2007 play it! crafty defeats black's crafty by checkmate in 65 moves | 1. c4 e5 2. a4 Bb4 3. Nc3 Nc6 4. Nd5 d6 5. Nxb4 Nxb4 6. d3 Ne7 7. g3 Nec6 8. Bd2 Bg4 9. f3 Be6 10. Bg2 O-O 11. Nh3 f6 12. O-O d5 13. cxd5 Qxd5 14. f4 Qd4+ 15. Nf2 exf4 16. Bxf4 Rac8 17. Qd2 Kh8 18. Be3 Qc4 19. dxc4 Bxc4 20. Bc5 a5 21. Bxf8 Rxf8 22. Rfc1 Rd8 23. Qf4 Bd5 24. Qxc7 Bxg2 25. Kxg2 Rg8 26. Qxb7 Nd4 27. Rc8 Nbc2 28. Qa8 h5 29. Rxg8+ Kh7 30. Rh8+ Kg6 31. Qe8+ Kf5 32. Rxh5+ g5 33. Qe4# |