| ECO A20 in 2007 play it! deep blue defeats white's boris the blade by checkmate in 96 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Be7 5. Bxc6+ bxc6 6. Nf3 Nf6 7. d4 e4 8. Nh4 d5 9. Qa4 Bd7 10. Qa5 Qb8 11. cxd5 Bb4 12. Qa6 cxd5 13. Bd2 Bd6 14. b3 Qb6 15. Qxb6 axb6 16. f3 c5 17. fxe4 dxe4 18. d5 Be5 19. O-O O-O 20. Nf5 Rfe8 21. Ne3 Bh3 22. Rfe1 Ng4 23. Nxg4 Bxg4 24. e3 Red8 25. a4 Bf3 26. a5 bxa5 27. Rf1 f6 28. Ra4 Bxc3 29. Bxc3 Rxd5 30. Kf2 Rb8 31. Ra3 Bd1 32. Rxa5 Rxb3 33. Ba1 Rd2+ 34. Ke1 Rxh2 35. Ra8+ Kf7 36. Rf2 Rh1+ 37. Kd2 Rd3+ 38. Kc1 Bb3+ 39. Kb2 Rxe3 40. Ra7+ Kg6 41. g4 Rd3 42. Ra5 e3 43. Ka3 Be6+ 44. Bc3 Rxc3+ 45. Kb2 Rb3+ 46. Kc2 exf2 47. Ra2 f1=Q 48. Ra4 Qd3# |
| ECO A20 in 2007 play it! deep blue defeats white's boris the blade by checkmate in 108 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Nf6 5. Bxc6+ bxc6 6. Nf3 Be7 7. d4 e4 8. Nd2 d5 9. f3 Bf5 10. fxe4 dxe4 11. Qa4 O-O 12. Nb3 Qd7 13. O-O Bh3 14. Rf2 Rfb8 15. Rb1 Rb4 16. Qa6 Be6 17. Nc5 Bxc5 18. dxc5 Rxc4 19. Qb7 Qc8 20. Qxc8+ Rxc8 21. Bg5 Nd5 22. Nxd5 cxd5 23. Rc1 Ra4 24. a3 f6 25. Bd2 d4 26. Rf4 f5 27. Rc2 g5 28. Rf1 e3 29. Bb4 a5 30. Be1 c6 31. h3 Kg7 32. Kh2 Re8 33. h4 h6 34. Rc1 Rb8 35. Rc2 Rc4 36. Rxc4 Bxc4 37. hxg5 Bxe2 38. Rxf5 Rxb2 39. Rf4 hxg5 40. Rxd4 Bf3+ 41. Kh3 Rb1 42. Rd7+ Kg6 43. g4 Rxe1 44. Rd6+ Kf7 45. Kg3 Bd5 46. Rd7+ Kf6 47. Rd6+ Ke5 48. Rd8 Rf1 49. Ra8 e2 50. Re8+ Be6 51. Rxe6+ Kxe6 52. Kh2 e1=Q 53. Kh3 Qe2 54. Kg3 Rf3# |
| ECO A20 in 2007 play it! deep blue defeats white's boris the blade by checkmate in 122 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Nf6 5. Bxc6+ bxc6 6. Nf3 g6 7. a3 e4 8. Nd4 c5 9. Nc6 Qd7 10. Qa4 Bb7 11. Na5 Qxa4 12. Nxa4 Bc8 13. Nc3 Bg7 14. h4 Bf5 15. Rf1 O-O 16. Rh1 Rfe8 17. Nb5 Rac8 18. Nxa7 Ra8 19. N5c6 Bd7 20. b4 cxb4 21. Bb2 Ng4 22. Bxg7 Kxg7 23. h5 bxa3 24. hxg6 fxg6 25. Ra2 Rf8 26. Rf1 Rf5 27. f3 exf3 28. Rxf3 Rc5 29. d4 Rxc4 30. d5 Nf6 31. Raxa3 Nxd5 32. Ra5 Rxc6 33. Nxc6 Bxc6 34. Rxa8 Bxa8 35. Ra3 Bc6 36. e4 Ne7 37. Ra7 Kf6 38. g4 Ke6 39. Rxc7 h6 40. Kf2 Bxe4 41. Kg3 Bc6 42. Kf2 Bh1 43. Rc3 Be4 44. Rh3 Ng8 45. Ke3 Ke5 46. g5 h5 47. Rh2 Ne7 48. Re2 Nf5+ 49. Kf2 Kf4 50. Re1 h4 51. Kg1 d5 52. Ra1 d4 53. Ra6 d3 54. Ra2 Kxg5 55. Rd2 h3 56. Rb2 Kf4 57. Ra2 Nh4 58. Rg2 Bxg2 59. Kf2 h2 60. Ke1 Ke3 61. Kd1 h1=Q# |
| ECO A20 in 2007 play it! deep blue defeats white's boris the blade by checkmate in 128 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Nf6 5. Bxc6+ bxc6 6. Nf3 Be7 7. d3 Bg4 8. d4 Nd7 9. h3 Bxf3 10. exf3 exd4 11. Qxd4 O-O 12. O-O Bf6 13. Qe3 Rb8 14. Re1 Re8 15. Qxe8+ Qxe8 16. Rxe8+ Rxe8 17. Kg2 Bxc3 18. bxc3 c5 19. Be3 Ne5 20. Rb1 Nxc4 21. Rb7 f6 22. Rxa7 Nxe3+ 23. fxe3 Rxe3 24. Rxc7 Rxc3 25. a4 Ra3 26. Kf2 Rxa4 27. Ke3 Ra3+ 28. Ke4 d5+ 29. Kxd5 Rxf3 30. Rxc5 Rxg3 31. h4 Rg4 32. Ke6 Re4+ 33. Kf5 Re7 34. Rc8+ Kf7 35. Kf4 g6 36. Rc4 Rd7 37. Ra4 Kg7 38. Rc4 Kh6 39. Kg4 f5+ 40. Kg3 Kh5 41. Rb4 Rd3+ 42. Kg2 h6 43. Rf4 Re3 44. Rd4 Re4 45. Rxe4 fxe4 46. Kf2 g5 47. Ke3 gxh4 48. Kf4 h3 49. Kg3 e3 50. Kf3 Kh4 51. Kxe3 h2 52. Kd3 h1=Q 53. Kd4 Qf3 54. Kc5 Qd3 55. Kc6 h5 56. Kc5 Kg4 57. Kc6 h4 58. Kc5 Qe3+ 59. Kd5 h3 60. Kc4 Kf4 61. Kb4 h2 62. Kc4 h1=Q 63. Kb5 Qb7+ 64. Kc4 Qbb3# |
| ECO A20 in 2007 play it! deep blue defeats white's boris the blade by checkmate in 46 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Nf6 5. Bxc6+ bxc6 6. Nf3 Be7 7. d4 e4 8. Nd2 d5 9. f3 Bf5 10. fxe4 dxe4 11. Qa4 O-O 12. Nb3 Qd7 13. O-O Bh3 14. Re1 Rfb8 15. c5 Rd8 16. Bf4 Nh5 17. e3 g5 18. Bxg5 Bxg5 19. Nxe4 Qd5 20. Qb5 Qxe4 21. Qxc6 Qxc6 22. Re2 Bxe3+ 23. Rf2 Qg2# |
| ECO A20 in 2007 play it! deep blue defeats white's boris the blade by checkmate in 54 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Be7 5. Bxc6+ bxc6 6. d4 exd4 7. Qxd4 Nf6 8. Nf3 O-O 9. b3 d5 10. Ne5 c5 11. Qf4 Bd6 12. e4 Re8 13. Nxf7 Kxf7 14. Qf3 d4 15. Bg5 dxc3 16. O-O Re5 17. Qf4 Bh3 18. Rfe1 Qe7 19. Qh4 Bf5 20. f3 Bd7 21. Bxf6 Qxf6 22. Qxh7 Rg5 23. Rad1 c2 24. h3 Rxg3+ 25. Kh2 Rxh3+ 26. Kg1 Bh2+ 27. Kf2 Qxf3# |
| ECO A20 in 2007 play it! deep blue defeats white's boris the blade by checkmate in 42 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Be7 5. Bxc6+ bxc6 6. d4 exd4 7. Qxd4 Nf6 8. Nf3 O-O 9. b3 Re8 10. h3 d5 11. Ne5 Bb7 12. Nd3 c5 13. Ba3 cxd4 14. Bxe7 Qxe7 15. O-O dxc3 16. cxd5 Qxe2 17. Nf4 Qf3 18. Kh2 Nxd5 19. Ng2 Re2 20. h4 Nf6 21. Kh1 Qxg2# |
| ECO A20 in 2007 play it! deep blue defeats white's boris the blade by checkmate in 86 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Nf6 5. Bxc6+ bxc6 6. Nf3 Be7 7. d3 Bg4 8. d4 Nd7 9. h3 Bxf3 10. exf3 Bf6 11. dxe5 Nxe5 12. Qe2 O-O 13. Bd2 d5 14. cxd5 cxd5 15. O-O Re8 16. Rae1 Qd7 17. Kg2 Rab8 18. b3 Nc4 19. Qd3 Nxd2 20. Qxd2 c6 21. Qd3 Rxe1 22. Rxe1 Qc7 23. Re2 h6 24. f4 Qa5 25. Na4 d4 26. Qe4 Qb5 27. Rc2 d3 28. a3 dxc2 29. Qxc2 Qd5+ 30. Kh2 Rxb3 31. Qa2 Qb5 32. Qd2 Qxa4 33. Qe1 c5 34. Qh1 Qxa3 35. Qa8+ Kh7 36. Qe4+ g6 37. f5 Qa2 38. fxg6+ fxg6 39. Qf4 Bg7 40. Kg2 Rb1 41. Qd6 Qc4 42. Qd8 Qe4+ 43. Kh2 Rh1# |
| ECO A20 in 2007 play it! deep blue defeats white's boris the blade by checkmate in 44 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Be7 5. Bxc6+ bxc6 6. d4 exd4 7. Qxd4 Nf6 8. Nf3 O-O 9. b3 Re8 10. h3 d5 11. Ne5 Bb7 12. O-O c5 13. Qd2 d4 14. Na4 Qc8 15. Qc3 dxc3 16. h4 Bd6 17. Nf3 Rxe2 18. Kh1 Bxf3+ 19. Kh2 Bxg3+ 20. Kg1 Bxf2+ 21. Kh2 Bg3+ 22. Kxg3 Qg4# |
| ECO A20 in 2007 play it! deep blue defeats white's boris the blade in 140 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Nf6 5. Bxc6+ bxc6 6. Nf3 Be7 7. d4 e4 8. Nh4 d5 9. h3 O-O 10. Qa4 Bd7 11. Qa5 Be6 12. Bf4 Ne8 13. Ng2 Rb8 14. Bc1 Rb7 15. Qa6 Rb4 16. cxd5 cxd5 17. Qxa7 Bd6 18. a3 Rb6 19. Na4 Qb8 20. Qxb8 Rxb8 21. Nf4 Nf6 22. Nxe6 fxe6 23. Bd2 e5 24. dxe5 Bxe5 25. Bb4 Rf7 26. O-O-O c6 27. Nc5 Rb5 28. Ne6 c5 29. Nxc5 Rc7 30. Kb1 Rcxc5 31. Bxc5 Rxc5 32. Rhf1 Kf7 33. f4 Bd6 34. Rc1 Ke6 35. b4 Rxc1+ 36. Rxc1 g5 37. fxg5 Nh5 38. Kb2 Nxg3 39. Re1 Bf4 40. e3 Bxg5 41. Rg1 Bf6+ 42. Kc2 Nf5 43. Re1 Bh4 44. Rg1 Bf2 45. Rg8 Bxe3 46. Re8+ Kd6 47. a4 h5 48. Rd8+ Ke5 49. a5 Nd4+ 50. Kc3 Ne2+ 51. Kb3 Nc1+ 52. Kb2 Nd3+ 53. Kb3 Nf4 54. a6 Nxh3 55. Rh8 Nf4 56. Rh7 Bd4 57. Re7+ Kd6 58. a7 Bxa7 59. Rxa7 h4 60. Rf7 e3 61. Kc3 d4+ 62. Kxd4 e2 63. Rxf4 e1=Q 64. Rf6+ Kd7 65. Kd3 Qxb4 66. Rh6 Qb1+ 67. Ke3 h3 68. Rh5 Qg1+ 69. Ke4 Qg4+ 70. Ke3 Qg1+ |
| ECO A20 in 2007 play it! deep blue defeats white's boris the blade by checkmate in 76 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Be7 5. Bxc6+ bxc6 6. d4 exd4 7. Qxd4 Nf6 8. Nf3 c5 9. Qh4 Rb8 10. Nb5 c6 11. Be3 cxb5 12. cxb5 Rxb5 13. Qa4 Qb6 14. b3 O-O 15. Bd2 Bg4 16. Qf4 d5 17. Ne5 Bd6 18. Bc3 Re8 19. h3 d4 20. hxg4 Bxe5 21. Qf3 dxc3 22. Rc1 Qa5 23. Qd3 Qxa2 24. g5 Qd2+ 25. Qxd2 cxd2+ 26. Kxd2 Ne4+ 27. Ke1 Rxb3 28. Rh3 Bd4 29. Rh2 Rb2 30. g6 hxg6 31. Rg2 f5 32. Rh2 Nc3 33. Kf1 Rexe2 34. Ra1 c4 35. Rc1 Bxf2 36. Rg2 Nd5 37. Rc2 Rbxc2 38. g4 Ne3# |
| ECO A20 in 2007 play it! deep blue defeats white's boris the blade by checkmate in 40 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Be7 5. Bxc6+ bxc6 6. d4 exd4 7. Qxd4 Nf6 8. Nf3 O-O 9. b3 Re8 10. Bf4 d5 11. Ne5 c5 12. Qd1 d4 13. Nc6 Qd7 14. Ne5 Qh3 15. Nb5 Qg2 16. Rf1 Bh3 17. Kd2 Bd6 18. Nxd6 cxd6 19. Ke1 Ne4 20. e3 Qxf1# |
| ECO A20 in 2007 play it! deep blue defeats white's boris the blade by checkmate in 108 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Nf6 5. Bxc6+ bxc6 6. Nf3 Be7 7. b3 O-O 8. h3 Bf5 9. d4 exd4 10. Nxd4 Bd7 11. Qd3 Rb8 12. Nf5 Bxf5 13. Qxf5 d5 14. Qd3 Bb4 15. Kf1 Re8 16. e3 Nh5 17. Kg1 Qf6 18. Bb2 Qf3 19. Qe2 Qxe2 20. Nxe2 dxc4 21. bxc4 Be7 22. Be5 Bf6 23. Bxf6 Nxf6 24. Nd4 c5 25. Nc6 Rb2 26. Nxa7 Ne4 27. Rh2 Nd2 28. Rg2 Nxc4 29. a4 Nd2 30. Nb5 c6 31. Nc3 Rc2 32. Nd1 c4 33. f4 Rd8 34. a5 Nb3 35. Kf1 Rxg2 36. Kxg2 Nxa1 37. Nc3 Rd3 38. Na4 c3 39. Nxc3 Rxc3 40. Kf3 Nc2 41. f5 Rxe3+ 42. Kf4 Ra3 43. g4 f6 44. h4 Rxa5 45. Ke4 Ra4+ 46. Kf3 h5 47. Kg2 hxg4 48. Kg3 Ne3 49. h5 Nxf5+ 50. Kg2 Ra2+ 51. Kf1 g3 52. h6 gxh6 53. Ke1 g2 54. Kd1 g1=Q# |
| ECO A20 in 2007 play it! deep blue defeats white's boris the blade by checkmate in 124 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Be7 5. Bxc6+ bxc6 6. d4 exd4 7. Qxd4 Nf6 8. Nf3 O-O 9. b3 d5 10. h3 Be6 11. Ne5 Qd6 12. Bf4 dxc4 13. Qxd6 Bxd6 14. bxc4 Nh5 15. Rd1 Nxf4 16. gxf4 Rfe8 17. Nxc6 Bxc4 18. Rd4 Ba6 19. Rg1 Kh8 20. e3 Bb7 21. Na5 Bc8 22. Rg3 Rb8 23. Nb3 Be6 24. Nd2 Rb2 25. a4 Bc5 26. Rd3 Bb4 27. e4 c5 28. e5 c4 29. Rd4 Bc5 30. Nxc4 Bxc4 31. Rd2 Rxd2 32. Kxd2 Bxf2 33. Rf3 Rd8+ 34. Kc2 Be1 35. Re3 Bd2 36. Rf3 Rd4 37. Ne4 Bb4 38. Nc3 g6 39. Nb5 Rd2+ 40. Kc1 a6 41. Nc3 Rg2 42. Ne4 Bd5 43. Re3 Kg7 44. Nc3 Be6 45. Ne4 Rh2 46. Kb1 a5 47. Ng5 Bf5+ 48. Ka1 Bd2 49. Rb3 Bxf4 50. Nf3 Rxh3 51. Kb2 h5 52. Rc3 h4 53. Nd4 Bxe5 54. Rxh3 Bxd4+ 55. Kb3 Bxh3 56. Ka3 Bf1 57. Ka2 Bd3 58. Kb3 h3 59. Ka2 h2 60. Kb3 h1=Q 61. Ka3 Qd1 62. Ka2 Qxa4# |
| ECO A20 in 2007 play it! deep blue defeats white's boris the blade by checkmate in 72 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Nf6 5. Bxc6+ bxc6 6. Nf3 Be7 7. d4 e4 8. Nd2 d5 9. f3 Bf5 10. fxe4 dxe4 11. Qa4 O-O 12. c5 Qd7 13. b4 Qxd4 14. Qb3 a5 15. bxa5 Rxa5 16. Rf1 Rxc5 17. Bb2 e3 18. Nf3 Qd7 19. Rd1 Bd6 20. Nd4 Ra8 21. Rf3 Bh3 22. Rxe3 Ng4 23. Red3 Ne5 24. Re3 Nc4 25. Rf3 Qg4 26. Rf2 Nxb2 27. Qxb2 Rc4 28. Rf1 Bxf1 29. Kxf1 Rxd4 30. Rxd4 Qxd4 31. Qc2 Bc5 32. Kg2 Qg1+ 33. Kf3 Qxh2 34. g4 Qf2+ 35. Ke4 Re8+ 36. Kd3 Qd4# |
| ECO A20 in 2007 play it! deep blue defeats white's boris the blade by checkmate in 84 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Be7 5. Bxc6+ bxc6 6. d4 exd4 7. Qxd4 Nf6 8. Nf3 O-O 9. b3 Re8 10. Ng5 h6 11. Nf3 d5 12. a3 Bf5 13. Bd2 Rb8 14. Qxa7 Ra8 15. Qb7 Rxa3 16. Rxa3 Bxa3 17. Qxc6 Bg4 18. Nd4 dxc4 19. Qxc4 c5 20. Nc2 Bb2 21. Nb5 Rxe2+ 22. Qxe2 Bxe2 23. Kxe2 Qe8+ 24. Ne3 Qxb5+ 25. Nc4 Bd4 26. Rb1 Ng4 27. Be3 Nxh2 28. Bxd4 cxd4 29. Rb2 Qf5 30. Kd2 Qxf2+ 31. Kd3 Qg1 32. b4 Nf3 33. b5 Qf1+ 34. Ke4 Qxc4 35. Kxf3 Qc3+ 36. Kf4 Qxb2 37. Ke4 Qb1+ 38. Ke5 d3 39. Kf4 d2 40. Kg4 d1=Q+ 41. Kh3 Qf3 42. b6 Qbh1# |
| ECO A20 in 2007 play it! deep blue defeats white's boris the blade by checkmate in 54 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Nf6 5. Bxc6+ bxc6 6. Nf3 e4 7. Nd4 c5 8. Nc2 Be7 9. d3 exd3 10. Qxd3 O-O 11. Bf4 Re8 12. O-O-O Rb8 13. f3 Nh5 14. Bd2 Nf6 15. Bf4 Nd7 16. e4 Bf6 17. Kb1 Ne5 18. Bxe5 Bxe5 19. Ne3 c6 20. Rc1 Qa5 21. Rc2 Be6 22. Rd1 g6 23. b3 Qa3 24. g4 Rxb3+ 25. axb3 Rb8 26. Qd4 Rxb3+ 27. Rb2 Qxb2# |
| ECO A20 in 2007 play it! deep blue defeats white's boris the blade by checkmate in 62 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Nf6 5. Bxc6+ bxc6 6. Nf3 e4 7. Nd4 Bd7 8. d3 c5 9. Nc2 exd3 10. exd3 Bg4 11. Qd2 Be7 12. O-O O-O 13. Re1 c6 14. b4 d5 15. bxc5 Bxc5 16. d4 Bd6 17. c5 Bc7 18. Rb1 Bh3 19. Kh1 Qd7 20. Nb4 Rae8 21. f3 Qf5 22. f4 Rxe1+ 23. Qxe1 Re8 24. Qe4 Nxe4 25. Rb3 Nxc3 26. Nc2 Qe4+ 27. Kg1 Bg4 28. Rxc3 Qe2 29. Ne3 Bh3 30. Kh1 Rxe3 31. Ra3 Qe1# |
| ECO A20 in 2007 play it! deep blue defeats white's boris the blade in 136 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Be7 5. Bxc6+ bxc6 6. Nf3 Nf6 7. d3 Bg4 8. d4 Nd7 9. dxe5 Bxf3 10. exf3 Nxe5 11. f4 Ng6 12. O-O O-O 13. Qa4 Qd7 14. Nd5 Rfd8 15. Nxe7+ Nxe7 16. Be3 Rdb8 17. b3 Qh3 18. Rfe1 a6 19. Ba7 Re8 20. Qxa6 f6 21. Qb7 Rac8 22. Re2 Kf7 23. Rae1 Kf8 24. Bb6 Qd7 25. Ba5 h6 26. f3 c5 27. Re6 Kf7 28. R6e3 Nc6 29. Rxe8 Rxe8 30. Rxe8 Nxa5 31. Qc8 Qxe8 32. Qxc7+ Kg6 33. Qxa5 Qe3+ 34. Kg2 Kf5 35. Kh3 Qe2 36. g4+ Kxf4 37. Qc3 Qf1+ 38. Kh4 Qf2+ 39. Kh3 Qe2 40. Qc1+ Kxf3 41. Qh1+ Kf4 42. Qc1+ Ke5 43. Kg3 Ke6 44. Qb1 Qe5+ 45. Kg2 h5 46. gxh5 Qe2+ 47. Kg3 Qxh5 48. Qe4+ Qe5+ 49. Kf3 f5 50. Qf4 Qc3+ 51. Qe3+ Qxe3+ 52. Kxe3 d5 53. a4 d4+ 54. Kd3 Kd6 55. a5 Kc6 56. b4 cxb4 57. Kxd4 f4 58. a6 Kb6 59. c5+ Kxa6 60. c6 b3 61. c7 Kb7 62. c8=R Kxc8 63. h4 b2 64. Ke4 b1=Q+ 65. Kxf4 Kc7 66. h5 g6 67. h6 Qc1+ 68. Ke4 Qc6+ |
| ECO A20 in 2007 play it! deep blue defeats white's boris the blade by checkmate in 112 moves | 1. c4 e5 2. g3 Nc6 3. Bg2 d6 4. Nc3 Nf6 5. Bxc6+ bxc6 6. Nf3 e4 7. Nd4 c5 8. Nc2 Be7 9. d3 exd3 10. Qxd3 O-O 11. b3 Re8 12. Ne3 Ng4 13. Ned5 Bf6 14. h3 Ne5 15. Qe4 c6 16. Nxf6+ Qxf6 17. Kf1 Bf5 18. Qh4 Qxh4 19. gxh4 Rad8 20. e4 Bg6 21. Kg2 Bh5 22. Kg3 Re6 23. Bg5 f6 24. Bf4 Nf3 25. Rhf1 g6 26. Rac1 f5 27. exf5 gxf5 28. Kg2 Nxh4+ 29. Kh1 Nf3 30. Rfd1 Rg6 31. Rd3 Nd4 32. Rg3 d5 33. Re1 Bf3+ 34. Kh2 Be4 35. Rd1 a6 36. Kg1 dxc4 37. Ra1 cxb3 38. axb3 Bd3 39. Ra3 c4 40. bxc4 Bxc4 41. Kh2 Ne6 42. Bc1 f4 43. Rg4 Rd4 44. Ra1 Bd3 45. f3 c5 46. Ba3 Bf5 47. Rxg6+ hxg6 48. Kg1 Rd3 49. Bb2 Ng5 50. Rxa6 Nxh3+ 51. Kh1 Rxf3 52. Ra8+ Kh7 53. Rb8 Rf2 54. Ba3 Bg4 55. Rb7+ Kh6 56. Re7 Bf3# |