| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 108 moves | 1. Nh3 Na6 2. Nc3 d5 3. e4 d4 4. Bxa6 bxa6 5. Nd5 e6 6. Ndf4 e5 7. Nd3 Bd6 8. Qf3 Nf6 9. O-O O-O 10. Re1 Bg4 11. Qg3 Re8 12. Ng5 Qc8 13. f3 Bh5 14. Nf2 Qd7 15. c3 Qc6 16. cxd4 exd4 17. e5 Bc5 18. Nd3 Nd7 19. Qh3 Bg6 20. e6 fxe6 21. Nxc5 Nxc5 22. f4 Bf5 23. g4 Bg6 24. Rf1 Rf8 25. b3 h6 26. Ba3 hxg5 27. Rac1 Qd7 28. Rxc5 gxf4 29. Ra5 Rf7 30. Qf3 Rc8 31. Rxa6 c6 32. Bc5 Rc7 33. d3 Qd5 34. b4 Bh7 35. Qxd5 cxd5 36. Rf3 Rf6 37. Rxa7 Rxa7 38. Bxa7 e5 39. Bb8 Re6 40. Kf2 Kf7 41. a4 Ke7 42. Rh3 Bg6 43. b5 Kd7 44. Ba7 Re8 45. Ke2 Rc8 46. Kd2 Rc3 47. b6 Rb3 48. Kc2 Rb4 49. a5 e4 50. dxe4 dxe4 51. Kc1 e3 52. Kd1 Bd3 53. Rxe3 dxe3 54. h3 Rb1# |
| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 70 moves | 1. Na3 Na6 2. e3 e6 3. Qh5 Qh4 4. Qxf7+ Kxf7 5. Nf3 Qf6 6. Nb5 Be7 7. Be2 c6 8. Nc3 Nb4 9. Bd1 Nh6 10. O-O Ng4 11. d4 Rf8 12. Ne1 Qg6 13. a3 Na6 14. Bf3 Kg8 15. h3 Nh6 16. e4 d6 17. Be2 Bd7 18. Bxa6 bxa6 19. Bxh6 Qxh6 20. a4 Qg5 21. Nd3 e5 22. h4 Qh5 23. dxe5 dxe5 24. b4 Bxh4 25. Rae1 Bg4 26. Nc5 Rf4 27. Nxa6 Raf8 28. g3 Rf3 29. Nc5 Rxc3 30. gxh4 Qxh4 31. Re3 Rxc2 32. Rg3 Rfxf2 33. Rxf2 Qxg3+ 34. Kh1 Rc1+ 35. Rf1 Rxf1# |
| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 84 moves | 1. Na3 Na6 2. Nh3 Nh6 3. e3 e6 4. d4 e5 5. Qe2 Ke7 6. Kd1 Qe8 7. Bd2 d6 8. Rc1 c5 9. Nc4 Kd7 10. Qg4+ Kc6 11. Qxc8+ Qxc8 12. Nxd6 exd4 13. Ba5 Kxd6 14. Bd2 Qf5 15. f3 dxe3 16. Bxe3 Nb4 17. c3 Nxa2 18. Rc2 Qe6 19. Rd2+ Kc6 20. Bd3 f5 21. Bf4 Re8 22. Kc2 c4 23. Be2 Nb4+ 24. cxb4 Bxb4 25. Rhd1 Nf7 26. Bf1 Bxd2 27. Bxd2 b5 28. Nf4 Qd6 29. Ra1 Qc5 30. Rd1 b4 31. Nh5 f4 32. g4 b3+ 33. Kc1 Re3 34. Kb1 Rd8 35. Bxc4 Rxd2 36. Bxb3 Rxd1+ 37. Bxd1 Qd4 38. Kc1 Re1 39. Kc2 Qxd1+ 40. Kc3 Re3+ 41. Kc4 Qd3+ 42. Kb4 Qb5# |
| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 82 moves | 1. Na3 Nh6 2. c4 Nc6 3. Nb5 e5 4. e4 a6 5. Nc3 Bc5 6. d3 d6 7. Be2 Qh4 8. g3 Qf6 9. Nf3 O-O 10. Nd5 Bb4+ 11. Kf1 Qd8 12. Nxb4 Nxb4 13. Kg2 Qd7 14. Bd2 Qh3+ 15. Kg1 a5 16. Ng5 Qd7 17. Nf3 Ng4 18. Nh4 Nf6 19. a3 Nc6 20. Bg5 Qe6 21. Nf5 Bd7 22. Rc1 Rfe8 23. Be3 a4 24. Bg4 Kh8 25. Bf3 Kg8 26. Bg4 Nxg4 27. Qxg4 g6 28. h3 Qf6 29. Nh6+ Kf8 30. Qxd7 g5 31. Bxg5 Qg6 32. Qxc7 Nd4 33. Kf1 d5 34. exd5 Qxd3+ 35. Kg1 Nf3+ 36. Kg2 Nxg5 37. Qd6+ Kg7 38. Rhe1 Qf3+ 39. Kf1 Ne4 40. Qb6 Nxg3+ 41. Kg1 Qh1# |
| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 74 moves | 1. Na3 Nh6 2. d3 e5 3. Nc4 Ng4 4. d4 Qf6 5. f3 d5 6. dxe5 Qe6 7. fxg4 dxc4 8. Nf3 Nc6 9. Nd4 Qd5 10. Nxc6 Qxc6 11. Bg5 Be6 12. e3 h6 13. Bh4 Bc5 14. Be2 Bxe3 15. Bf3 Qb6 16. Ke2 Bf4 17. Rb1 O-O 18. Kf1 Bxe5 19. c3 Rfe8 20. Bf2 Qa6 21. Kg1 Rad8 22. Qc2 Bd5 23. Bxd5 Rxd5 24. b3 cxb3 25. axb3 Red8 26. c4 Rd2 27. Qe4 Rd1+ 28. Rxd1 Rxd1+ 29. Be1 Bc3 30. Kf2 Qa2+ 31. Kg3 Qxb3 32. Kf2 Qb2+ 33. Kf3 Be5 34. Rf1 c6 35. Rf2 Qb3+ 36. Ke2 Rd4 37. Qxe5 Qd3# |
| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 86 moves | 1. Na3 Nh6 2. f4 e5 3. Nb5 exf4 4. Nf3 Nf5 5. d4 c6 6. Nc3 Qc7 7. g4 fxg3 8. e4 Ne7 9. Bg5 Ng6 10. Bd3 h6 11. Bd2 gxh2 12. e5 c5 13. Nd5 Qc6 14. Be4 Kd8 15. Ba5+ b6 16. Nc3 Qe6 17. Bxa8 bxa5 18. Rxh2 Qb6 19. Nd5 Qb5 20. a4 Qa6 21. Qd2 Bb7 22. Bxb7 Qxb7 23. Qxa5+ Kc8 24. c4 Nc6 25. Qc3 cxd4 26. Nxd4 Bb4 27. Nxb4 Nxb4 28. Nb5 Qe4+ 29. Kf1 Qxe5 30. Nxa7+ Kb7 31. Qxb4+ Kxa7 32. Rf2 Qh5 33. Qa3 Qh1+ 34. Ke2 Qc6 35. Qd3 Re8+ 36. Kd2 Ne5 37. Qe3+ Kb7 38. c5 Nc4+ 39. Ke2 Rxe3+ 40. Kd1 Qh1+ 41. Rf1 Qxf1+ 42. Kc2 Qd3+ 43. Kc1 Re1# |
| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 96 moves | 1. Na3 Nh6 2. f3 e5 3. Nb5 Nc6 4. e4 a6 5. Nc3 Bc5 6. d3 O-O 7. Nh3 Qh4+ 8. g3 Qh5 9. Nd5 Nd4 10. Ng5 f6 11. c3 fxg5 12. cxd4 Bxd4 13. Nxc7 Ra7 14. Nd5 d6 15. Ne7+ Kh8 16. Nxc8 Rxc8 17. Ke2 Raa8 18. Bg2 g4 19. h3 gxf3+ 20. Bxf3 Qg6 21. g4 Rc7 22. Qb3 Rf8 23. Rf1 Rcf7 24. Bd2 b5 25. a4 bxa4 26. Rxa4 Ng8 27. Rxa6 Ne7 28. Raa1 Nc6 29. Bg2 Rf2+ 30. Rxf2 Rxf2+ 31. Ke1 Qe8 32. Bf1 Qf8 33. Be2 Rh2 34. Kd1 Rh1+ 35. Be1 Bf2 36. Kd2 Qf4+ 37. Kc3 Bxe1+ 38. Rxe1 Rxe1 39. Bd1 Rxe4 40. dxe4 Qe3+ 41. Kc4 Qxe4+ 42. Kc3 Qe3+ 43. Kc4 Na5+ 44. Kd5 Nxb3 45. Kxd6 Qd4+ 46. Ke6 Nc5+ 47. Ke7 Qd7+ 48. Kf8 Ne6# |
| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 72 moves | 1. Na3 Nh6 2. b4 b6 3. Bb2 e5 4. Bxe5 Nc6 5. Bb2 Ba6 6. b5 Bxa3 7. Bxg7 Rg8 8. Bxh6 Bxb5 9. Bf4 Ba4 10. Nf3 Qf6 11. Bg5 Rxg5 12. Nxg5 Nd4 13. f3 Bxc2 14. Ne4 Qh4+ 15. g3 Qe7 16. Bh3 d5 17. Nc3 Bxd1 18. Rxd1 Nxf3+ 19. Kf1 Nd4 20. Rg1 Kd8 21. Rg2 c6 22. Rf2 Bb4 23. Rc1 Bxc3 24. Rxc3 Qe4 25. Rxf7 Qxe2+ 26. Kg1 Qxd2 27. Rf8+ Ke7 28. Rxa8 Qxc3 29. Rxa7+ Kf6 30. Bf1 Qe3+ 31. Kg2 Qd2+ 32. Kh3 Nf3 33. Kg4 Nxh2+ 34. Kh3 Nxf1 35. Ra3 Kg5 36. Rf3 Qh2# |
| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 138 moves | 1. Na3 Nh6 2. b4 b5 3. Bb2 Nc6 4. Nxb5 e5 5. a3 a5 6. e4 axb4 7. Nf3 bxa3 8. Bxe5 Nxe5 9. Nxe5 Ra5 10. f4 Be7 11. Bc4 Ba6 12. Rb1 c6 13. Nc3 Rxe5 14. Bxa6 Ra5 15. Bc4 O-O 16. O-O d5 17. exd5 cxd5 18. Nxd5 Rxd5 19. Bxd5 Qxd5 20. d4 a2 21. Rb3 Nf5 22. Rd3 Ra8 23. Qa1 Rd8 24. Qe1 Kf8 25. c3 Bf6 26. Qf2 Nxd4 27. Rdd1 Qc4 28. Rde1 Nb5 29. Qb6 Be7 30. Rxe7 Qxf1+ 31. Kxf1 Rd1+ 32. Kf2 a1=Q 33. Re2 Qa7 34. Qxa7 Nxa7 35. Ra2 Nc6 36. c4 Ke7 37. Ke3 Ke6 38. Ke4 Rd4+ 39. Kf3 Rxc4 40. Rd2 Nd4+ 41. Ke4 Ne2+ 42. Kd3 Rxf4 43. Kxe2 Ke5 44. Rd7 Rf6 45. Re7+ Kd4 46. Rc7 Ke4 47. Re7+ Kf4 48. Kf2 Kg4+ 49. Ke3 Rf5 50. Ke4 Rf2 51. Rd7 Re2+ 52. Kd4 Rd2+ 53. Ke4 f5+ 54. Ke5 Rxd7 55. h4 Re7+ 56. Kd4 Re4+ 57. Kd3 Kxh4 58. Kd2 Kg3 59. Kc3 Kxg2 60. Kd3 h5 61. Kc2 h4 62. Kd3 h3 63. Kc2 h2 64. Kd1 h1=Q+ 65. Kd2 Qe1+ 66. Kd3 Qe2+ 67. Kc3 Rc4+ 68. Kb3 Qc2+ 69. Ka3 Ra4# |
| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 124 moves | 1. Na3 Nh6 2. b4 c6 3. Bb2 Na6 4. b5 Nc5 5. bxc6 dxc6 6. e3 Na4 7. Be5 f6 8. Bf4 Nf7 9. c4 Nc5 10. Rc1 e5 11. Bg3 Be7 12. Rc3 O-O 13. Nf3 Bg4 14. Qc2 Bxf3 15. gxf3 Qd7 16. h4 Rad8 17. Bh3 Ne6 18. c5 b6 19. cxb6 Bxa3 20. Rxa3 axb6 21. Rb3 b5 22. Rc3 Rc8 23. Bf5 g6 24. Bh3 Rfd8 25. Ke2 c5 26. Bxe6 Qxe6 27. Rc1 Ra8 28. a3 c4 29. d3 Nd6 30. Bh2 cxd3+ 31. Rxd3 Nc4 32. Ra1 Qe7 33. Rxd8+ Rxd8 34. Rd1 Rxd1 35. Qxd1 Qxa3 36. Qd5+ Kg7 37. Qb7+ Kh6 38. Qxb5 Qa2+ 39. Kd3 Nd2 40. Ke2 Ne4+ 41. Kd3 Nxf2+ 42. Kc3 Nd1+ 43. Kd3 Qxh2 44. Qc4 Nb2+ 45. Kc3 Nxc4 46. Kxc4 Qd2 47. e4 Qe2+ 48. Kd5 Qxf3 49. h5 Qb3+ 50. Kd6 Kxh5 51. Kc5 Qd3 52. Kb6 Qxe4 53. Kc5 f5 54. Kb5 g5 55. Kc5 Qd4+ 56. Kb5 Qd5+ 57. Kb4 g4 58. Kc3 g3 59. Kc2 g2 60. Kb1 g1=Q+ 61. Kb2 Qc4 62. Ka3 Qgc1# |
| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 124 moves | 1. Na3 Nh6 2. b4 f6 3. Bb2 e5 4. b5 d5 5. e3 Bc5 6. c4 Be6 7. cxd5 Qxd5 8. Qf3 e4 9. Qg3 Bb4 10. Rd1 Qxa2 11. Qxc7 Qxb2 12. Qxb7 Qxa3 13. Qxe4 Be7 14. Qxe6 Nd7 15. Nf3 Qd6 16. Bc4 Rc8 17. Ra1 Rc7 18. Qe4 Ne5 19. Nxe5 Qxe5 20. Qa8+ Kd7 21. Qd5+ Bd6 22. d4 Qf5 23. Qxf5+ Nxf5 24. Bd3 Ne7 25. O-O f5 26. f3 Rd8 27. e4 Bf4 28. Rfe1 Ke8 29. d5 Rc3 30. Be2 Be3+ 31. Kh1 h5 32. Rad1 Bc5 33. exf5 Rxd5 34. Rxd5 Nxd5 35. Rd1 Ne3 36. Rd3 Rc1+ 37. Bd1 Rxd1+ 38. Rxd1 Nxd1 39. h3 Ke7 40. Kh2 Bd6+ 41. g3 Ne3 42. h4 Nf1+ 43. Kg2 Nxg3 44. Kf2 Nxf5 45. b6 axb6 46. Ke2 Nxh4 47. Ke3 Nf5+ 48. Ke4 Ke6 49. f4 b5 50. Kf3 h4 51. Ke4 h3 52. Kf3 h2 53. Kg2 b4 54. Kxh2 b3 55. Kg2 b2 56. Kf3 b1=Q 57. Kg4 Ne3+ 58. Kf3 Qg1 59. Ke4 Bc5 60. Kd3 Qb1+ 61. Ke2 Qc2+ 62. Kf3 Qg2# |
| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 110 moves | 1. Na3 Nh6 2. b4 e6 3. Bb2 Rg8 4. b5 a6 5. bxa6 Rxa6 6. Nb5 Rb6 7. e4 c6 8. Be5 d6 9. Bd4 Rxb5 10. Bxb5 cxb5 11. Nf3 g5 12. Be3 d5 13. exd5 g4 14. Nd4 Qxd5 15. O-O Nc6 16. Ne2 Nf5 17. Nf4 Qd6 18. Rb1 e5 19. Ne2 b4 20. d3 Qd5 21. c4 bxc3 22. Nxc3 Qe6 23. Qa4 Rg6 24. Rfe1 Nxe3 25. fxe3 g3 26. hxg3 Rxg3 27. Ne4 Rg6 28. Rf1 Qg4 29. Rf2 Be7 30. Qa8 Qd7 31. Rf3 Nd8 32. Rc1 Qxd3 33. Qxc8 Qxe4 34. Kf2 Bh4+ 35. g3 Qd5 36. gxh4 Qd2+ 37. Kf1 Qg2+ 38. Ke1 Qxf3 39. Kd2 Qg2+ 40. Ke1 Rg4 41. Rc2 Qh1+ 42. Ke2 Qxh4 43. Kd3 h5 44. Qf5 Nc6 45. e4 Qg3+ 46. Kc4 h4 47. Rc3 Qg2 48. Qc8+ Nd8 49. a4 Qxe4+ 50. Kb3 Qxa4+ 51. Kb2 Qd1 52. Ka2 Ra4+ 53. Kb2 Qd2+ 54. Kb1 Ra2 55. Qf5 Qb2# |
| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 128 moves | 1. Na3 Nh6 2. b4 d6 3. Bb2 e5 4. e4 Be7 5. Nf3 O-O 6. Bc4 Nc6 7. b5 Na5 8. O-O Nxc4 9. Nxc4 Bg4 10. Ne3 Qd7 11. Nxg4 Nxg4 12. Qe2 a6 13. a4 Qe6 14. d4 axb5 15. axb5 Rxa1 16. Rxa1 Rd8 17. Ra7 d5 18. Rxb7 exd4 19. Nxd4 Qxe4 20. f3 Qxe2 21. Nxe2 Ne3 22. Rxc7 Re8 23. Nc1 Nc4 24. Nd3 Bd8 25. Rc6 Bb6+ 26. Rxb6 Nxb6 27. Bd4 Nc4 28. b6 Rb8 29. Nf4 Nxb6 30. Kf2 g5 31. Ne2 Nc4 32. Nc3 Rb2 33. Nxd5 Rxc2+ 34. Kg3 h6 35. Ne7+ Kh7 36. Bf2 Re2 37. Bc5 Kg7 38. Nd5 Kg6 39. Bd4 Kf5 40. h3 Rd2 41. Ne7+ Ke6 42. Nc6 Kd5 43. Bc3 Kxc6 44. Bxd2 Nxd2 45. Kg4 Kd5 46. g3 Ke5 47. h4 f5+ 48. Kh3 Nxf3 49. Kg2 Nd4 50. hxg5 hxg5 51. Kf2 Ke4 52. Kg2 f4 53. Kf2 f3 54. g4 Ne2 55. Ke1 Nf4 56. Kd2 f2 57. Kc3 f1=Q 58. Kd2 Qe2+ 59. Kc3 Qxg4 60. Kc4 Qc8+ 61. Kb4 Nd3+ 62. Kb3 Qc5 63. Ka2 Qb4 64. Ka1 Qb2# |
| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 130 moves | 1. Na3 Nh6 2. b4 g5 3. Bb2 Rg8 4. e3 e6 5. Bd3 Bg7 6. Qb1 d5 7. Bxh7 Rh8 8. Bxg7 Rxh7 9. Qb2 Nd7 10. Bc3 a5 11. bxa5 Nf5 12. Ne2 g4 13. O-O-O Nd6 14. d3 Qh4 15. Ng3 Qe7 16. Kd2 e5 17. Qb4 Nf6 18. Nb5 Nxb5 19. Qxb5+ Kd8 20. Rb1 Qd6 21. Qb2 Nd7 22. Ke2 Ra6 23. Qb5 Rc6 24. Kd2 Qf6 25. Rbf1 d4 26. Bb4 Qe6 27. exd4 Qxa2 28. Rc1 Qe6 29. dxe5 Nxe5 30. Rce1 f6 31. Bc3 Qa2 32. Qb4 Qf7 33. Qf4 Qa2 34. Qd4+ Rd7 35. Qe4 Rxd3+ 36. Qxd3+ Nxd3 37. Kxd3 Qc4+ 38. Ke3 Qxc3+ 39. Ke2 Qxc2+ 40. Kf1 Qd3+ 41. Ne2 Qf5 42. Nd4 Qd5 43. Nxc6+ bxc6 44. Rc1 Ba6+ 45. Kg1 Kd7 46. h3 Qd2 47. Rc5 Qe1+ 48. Kh2 Qxf2 49. Rhc1 Qf4+ 50. Kh1 gxh3 51. Rxc6 hxg2+ 52. Kxg2 Bb7 53. Rc4 Bxc6+ 54. Rxc6 Kxc6 55. a6 f5 56. a7 Qe4+ 57. Kh2 Qa4 58. Kg2 Qxa7 59. Kf3 Qd4 60. Kg3 Qe3+ 61. Kh2 Qg5 62. Kh1 Qg4 63. Kh2 f4 64. Kh1 f3 65. Kh2 Qg2# |
| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 76 moves | 1. Na3 Nh6 2. b4 g6 3. Bb2 f6 4. e4 e5 5. b5 a6 6. Qf3 axb5 7. Bxb5 Bc5 8. Bc4 Nc6 9. Ne2 d6 10. O-O Bg4 11. Qg3 Ke7 12. Rfe1 Bxe2 13. Bxe2 d5 14. exd5 Qxd5 15. Nc4 Nf5 16. Qg4 Ncd4 17. Bxd4 Nxd4 18. Bd3 Ne6 19. a4 Kf7 20. Be4 Qd4 21. Qe2 Nf4 22. Qf1 c6 23. Rab1 Rhb8 24. a5 Qd7 25. Rb3 Rd8 26. Reb1 Ra7 27. Ne3 Qe7 28. Qc4+ Kg7 29. Rxb7 Rxb7 30. Rxb7 Qxb7 31. Bf3 Qa7 32. Qc3 e4 33. Bg4 h5 34. Bh3 Ne2+ 35. Kf1 Nxc3 36. dxc3 Bxe3 37. fxe3 Qxe3 38. c4 Rd1# |
| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 118 moves | 1. Na3 Nh6 2. b3 g6 3. Bb2 Rg8 4. e4 Nc6 5. Nf3 d5 6. exd5 Qxd5 7. Nb5 Kd8 8. Be2 Bg4 9. c4 Qd7 10. O-O a6 11. Na3 e5 12. Nc2 Bg7 13. Ng5 Bxe2 14. Qxe2 Qf5 15. Ne4 Re8 16. d3 Nd4 17. Qd2 Qf4 18. Qxf4 Ne2+ 19. Kh1 Nxf4 20. Bc1 f5 21. Ng3 Nxd3 22. Bxh6 Bxh6 23. Rad1 e4 24. c5 Ke7 25. b4 Kf6 26. Ne2 Rad8 27. Ned4 Bf4 28. Ne2 Nxf2+ 29. Rxf2 Rxd1+ 30. Ng1 Kg5 31. g3 Be5 32. Kg2 Bd4 33. Nh3+ Kf6 34. Re2 g5 35. Nf2 Bxf2 36. Rxf2 Ke5 37. Ne3 Rd3 38. Rxf5+ Kd4 39. Nc2+ Kc3 40. Ne1 Rd2+ 41. Kf1 Kxb4 42. h4 gxh4 43. a3+ Kxa3 44. gxh4 Re7 45. Rf2 Rxf2+ 46. Kxf2 Kb4 47. c6 b5 48. Ke3 Kc5 49. Nc2 Kxc6 50. Nb4+ Kd6 51. Nxa6 c5 52. Kf4 e3 53. h5 Kd5 54. Nb8 e2 55. Nc6 Kxc6 56. Kg5 e1=Q 57. Kf4 Qe4+ 58. Kg5 b4 59. Kh6 Qe3# |
| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 102 moves | 1. Na3 Nh6 2. b3 g6 3. Bb2 f6 4. Bxf6 exf6 5. Nh3 Bxa3 6. Nf4 d5 7. e3 g5 8. Nh5 Bg4 9. Be2 Bxe2 10. Qxe2 Nc6 11. Qb5 O-O 12. Qxb7 Nb4 13. O-O Qe7 14. f4 Rfb8 15. Nxf6+ Qxf6 16. Qxc7 g4 17. Rab1 Rb6 18. c4 Rc6 19. Qe5 Rd8 20. d4 Qh4 21. f5 Nd3 22. Qg3 Qxg3 23. hxg3 dxc4 24. bxc4 Rxc4 25. Rb7 Bd6 26. Kh2 Rf8 27. f6 Rf7 28. Rb5 Rcc7 29. e4 a6 30. Rh5 Bf8 31. e5 Rc1 32. Rxc1 Nxc1 33. a4 Ne2 34. d5 Rb7 35. Rh4 Kf7 36. Rh5 Rb2 37. d6 Ke6 38. a5 Nf5 39. d7 Rd2 40. Rg5 Kxe5 41. Rxg4 Rxd7 42. Kh3 Kxf6 43. Re4 Nfxg3 44. Rc4 Bh6 45. Kg4 Be3 46. Rc6+ Ke5 47. Rxa6 Rd4+ 48. Kf3 Bf4 49. Rc6 Bd2 50. Rc5+ Ke6 51. Rb5 Rf4# |
| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 46 moves | 1. Na3 Nh6 2. c3 d5 3. Nf3 Nc6 4. d4 Bf5 5. Bf4 e6 6. Nb5 Bd6 7. Nxd6+ cxd6 8. e3 Qb6 9. Bxh6 gxh6 10. Bd3 Qxb2 11. O-O Qxc3 12. Bxf5 exf5 13. Qb1 O-O 14. Rc1 Qa3 15. Qxf5 Ne7 16. Qg4+ Kh8 17. Qh4 Rfe8 18. Qxh6 Nf5 19. Qf4 Qd3 20. Rab1 Rac8 21. Rxc8 Qxb1+ 22. Rc1 Qxc1+ 23. Ne1 Qxe1# |
| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 46 moves | 1. Na3 Nh6 2. c3 d5 3. Nf3 Nc6 4. d4 Bf5 5. Bxh6 gxh6 6. e3 Rg8 7. Kd2 Qd7 8. Nh4 e5 9. dxe5 Nxe5 10. Nb5 Nc4+ 11. Bxc4 dxc4+ 12. Nd4 Be6 13. f4 Be7 14. g3 Bxh4 15. gxh4 c5 16. Rg1 Rxg1 17. Qxg1 cxd4 18. Qg8+ Ke7 19. Qxa8 dxc3+ 20. Kxc3 Qd3+ 21. Kb4 Qd6+ 22. Ka4 Bd7+ 23. Ka5 Qc5# |
| ECO A00 in 2007 play it! gnuchess507 defeats white's gnuchess507 by checkmate in 130 moves | 1. Na3 Nh6 2. b3 Na6 3. Nh3 d6 4. d4 d5 5. Qd3 Bd7 6. e4 Nb4 7. Qc3 a5 8. Bf4 dxe4 9. Bc4 Bxh3 10. Qxh3 Nd5 11. Bxh6 gxh6 12. O-O e6 13. Nb5 Rg8 14. Bxd5 exd5 15. Qf5 Rg5 16. Qxh7 Rg4 17. Qf5 Qd7 18. Qxd7+ Kxd7 19. Rae1 Bb4 20. c3 Bd6 21. f3 Rf4 22. Rf2 exf3 23. gxf3 c6 24. Nxd6 Kxd6 25. Kg2 Rg8+ 26. Kf1 h5 27. Ke2 h4 28. Kd3 h3 29. Ree2 Rg2 30. Rxg2 hxg2 31. Rxg2 Rxf3+ 32. Kd2 b5 33. h4 b4 34. cxb4 axb4 35. Rg7 c5 36. Rg4 Rf2+ 37. Ke3 Rxa2 38. h5 f5 39. Rg6+ Ke7 40. dxc5 Rc2 41. Kd4 Rc3 42. h6 f4 43. h7 Rh3 44. c6 Rxh7 45. Kxd5 Rh5+ 46. Ke4 Rh3 47. Rg4 Kd6 48. Rg6+ Ke7 49. c7 Rc3 50. Rg7+ Kf6 51. Rd7 Ke6 52. Rg7 Kf6 53. Rh7 f3 54. Rd7 Ke6 55. Rg7 f2 56. Rg6+ Kf7 57. Rc6 Rxc6 58. Kd5 Rxc7 59. Kd6 Rc8 60. Kd7 Rc5 61. Kd6 Rc3 62. Kd5 Kf6 63. Kd4 f1=Q 64. Ke4 Qf5+ 65. Kd4 Qe5# |