| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz by checkmate in 52 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nf3 Bg4 6. Ne5 h5 7. c4 Bd6 8. Nf3 Bxf3 9. exf3 Nc6 10. Kf2 Qg6 11. Kg1 dxc4 12. Bxc4 O-O-O 13. Nc3 Bc5 14. dxc5 Rxd1+ 15. Nxd1 Ne5 16. Be2 Qc2 17. Kf1 Nd3 18. Ba3 Qd2 19. Bxd3 Qxd3+ 20. Ke1 Nf6 21. g3 Re8+ 22. Ne3 Rxe3+ 23. Kf2 Rxf3+ 24. Ke1 Re3+ 25. Kf2 Ng4+ 26. Kg2 Rxg3# |
| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz by checkmate in 124 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nf3 Bg4 6. Nc3 c6 7. Ne5 Bb4 8. Bd2 Bf5 9. a4 Nd7 10. Nf3 Qg6 11. Qc1 Bxc2 12. Ng5 Bxc3 13. Bxc3 h6 14. h5 Qxg5 15. Qxc2 Ngf6 16. Bb4 Nxh5 17. O-O-O Ng3 18. Rh2 Nxf1 19. Rxf1 f3+ 20. Kb1 Qf4 21. g3 Qxd4 22. Bc3 Qg4 23. exf3 Qg5 24. Re2+ Kd8 25. Qb2 Rg8 26. g4 Kc8 27. Ka2 f5 28. gxf5 Nc5 29. f4 Qxf5 30. Bxg7 Nd3 31. Qd4 c5 32. Qc3 Qh3 33. Rd1 Nb4+ 34. Ka3 Qxc3 35. Bxc3 a5 36. Re7 d4 37. Bb2 b6 38. Rh7 Nc2+ 39. Ka2 Ne3 40. Re1 Rg2 41. Rxh6 Rb8 42. Rh7 Rb7 43. Rh8+ Kc7 44. Reh1 Kc6 45. R1h6+ Kd5 46. Re8 Ng4 47. Rg6 d3 48. Rg5+ Kc6 49. Kb1 Rg1+ 50. Ka2 d2 51. Rd8 d1=R 52. Rxd1 Rxd1 53. Rxg4 Rbd7 54. Be5 R7d2+ 55. Ka3 Re2 56. Rg6+ Kb7 57. Rg7+ Ka6 58. Rg8 Rdd2 59. Ra8+ Kb7 60. Rb8+ Ka7 61. Bb2 Rxb2 62. Re8 Ra2# |
| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz by checkmate in 122 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nf3 Nc6 6. c3 Bf5 7. Qd2 Qg6 8. h5 Qg3+ 9. Kd1 Bd6 10. Na3 a6 11. Qe1 Qxe1+ 12. Nxe1 b5 13. Nd3 b4 14. Nxb4 Nxb4 15. cxb4 Bxb4 16. Nb1 Nf6 17. Bxf4 Ng4 18. Kc1 Nf2 19. Rg1 Kd7 20. g4 Nxg4 21. a4 g6 22. Bg2 c6 23. hxg6 hxg6 24. Kb2 Rae8 25. e4 dxe4 26. Bf1 e3 27. Be2 Nf2 28. Be5 Rh3 29. Bxa6 Nd3+ 30. Bxd3 Bxd3 31. Na3 e2 32. Rac1 e1=Q 33. Rgxe1 Bxe1 34. Rxe1 f6 35. b4 g5 36. Kc1 g4 37. Kd2 Ba6 38. Nc2 fxe5 39. Rxe5 Rh2+ 40. Kd1 Rxe5 41. dxe5 g3 42. Ne3 g2 43. Nxg2 Rxg2 44. Ke1 Bc4 45. a5 Re2+ 46. Kd1 Rb2 47. Kc1 Rxb4 48. Kc2 Be6 49. Kd3 Bf5+ 50. Kc3 Ra4 51. Kd2 Rxa5 52. Kc3 Rxe5 53. Kd4 Kd6 54. Kc4 c5 55. Kb3 Kd5 56. Kb2 Kd4 57. Ka2 c4 58. Kb2 c3+ 59. Kb3 Rb5+ 60. Ka4 Kc4 61. Ka3 Ra5# |
| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz by checkmate in 66 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nf3 Bg4 6. Ne5 h5 7. c4 Bd6 8. Nf3 Bxf3 9. exf3 Nc6 10. Kf2 Nxd4 11. Nc3 Ne6 12. Qd3 Bc5+ 13. Ke2 dxc4 14. bxc4 Rd8 15. Qxd8+ Nxd8 16. Bd2 Ne7 17. Kd1 Nf5 18. Rc1 Ne3+ 19. Ke2 Qe5 20. Ne4 Nf5 21. Kd1 Bd4 22. Bd3 Ne3+ 23. Bxe3 fxe3 24. g3 g6 25. Rc2 Ne6 26. f4 Qa5 27. Ng5 Nc5 28. Be4 Nxe4 29. Nxe4 Qf5 30. Ng5 Qd3+ 31. Kc1 e2 32. a4 Qa3+ 33. Kb1 Qa1# |
| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz by checkmate in 60 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nf3 Bg4 6. Ne5 h5 7. c4 Bd6 8. Nxg4 hxg4 9. Qd3 Rxh4 10. Rxh4 Qxh4+ 11. Kd1 Qf2 12. Nd2 Bb4 13. Bb2 Ne7 14. Kc2 Nbc6 15. Rc1 O-O-O 16. cxd5 Rxd5 17. Ne4 Nxd4+ 18. Kb1 Qg1 19. Qc4 Ndc6 20. Bxg7 Ba3 21. Re1 Qe3 22. Ka1 b5 23. Qc2 f5 24. Qc4 bxc4 25. bxc4 Rd4 26. c5 Rxe4 27. Rd1 Rc4 28. Rb1 Ne5 29. Rb3 Qc1+ 30. Rb1 Bb2# |
| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz by checkmate in 44 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nc3 c6 6. a3 Bg4 7. Qd2 Bd6 8. Nf3 Ne7 9. Bb2 Nf5 10. O-O-O Ne3 11. Re1 Bf5 12. g4 Bxc2 13. g5 Qe7 14. b4 a5 15. Na2 Bb3 16. Rd1 Nxd1 17. Kb1 axb4 18. Nxb4 Qe4+ 19. Kc1 Bxb4 20. axb4 Nxb2 21. Rg1 Nd1 22. Ne5 Ra1# |
| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz by checkmate in 80 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nf3 Bg4 6. Ne5 h5 7. c3 g6 8. Qd2 Bh6 9. Nxg4 hxg4 10. Qd3 Nc6 11. h5 Bg5 12. Qd2 g3 13. Qd3 gxh5 14. Qf3 Nge7 15. Rxh5 Rxh5 16. Bxf4 Qxf4 17. Qxf4 Bxf4 18. Nd2 Nf5 19. e4 Bxd2+ 20. Kxd2 dxe4 21. d5 e3+ 22. Kc2 Ne5 23. Bb5+ c6 24. Be2 Rh2 25. Bf1 cxd5 26. Re1 O-O-O 27. b4 Kc7 28. Kc1 a6 29. a3 Rd6 30. Rd1 f6 31. a4 Nh4 32. c4 dxc4 33. Rxd6 Kxd6 34. Kd1 Nxg2 35. b5 axb5 36. axb5 Nf4 37. Bxc4 Rd2+ 38. Kc1 Nxc4 39. Kb1 e2 40. Kc1 e1=Q# |
| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz by checkmate in 86 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nf3 Bg4 6. Ne5 h5 7. c4 Bd6 8. Nxg4 hxg4 9. Nc3 Bb4 10. Qd3 Rxh4 11. Ba3 Bxc3+ 12. Qxc3 Rxh1 13. cxd5 Qh4+ 14. Kd2 Qf2 15. Rd1 Rxf1 16. Rxf1 Qxf1 17. Qxc7 Nd7 18. Qxb7 Rd8 19. Qxa7 Qxg2 20. Qc7 Qxd5 21. Bb2 Qe4 22. Qc2 Qxc2+ 23. Kxc2 g3 24. d5 g2 25. Bd4 Ndf6 26. d6 Rxd6 27. Ba7 Ra6 28. Bd4 Rxa2+ 29. Kd3 g5 30. b4 Rb2 31. b5 Rxb5 32. Kc2 Rd5 33. Bb6 g4 34. Ba7 g3 35. Bb6 Ne4 36. Bg1 Nf2 37. e4 fxe3 38. Kb3 e2 39. Kb4 e1=Q+ 40. Kc4 Qe4+ 41. Kc3 Rd3+ 42. Kb2 Qe2+ 43. Kb1 Rd1# |
| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz by checkmate in 62 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nf3 Bg4 6. Ne5 h5 7. c4 Bd6 8. Nxg4 hxg4 9. Nc3 Bb4 10. Qd3 Rxh4 11. Rg1 Nc6 12. Bd2 Nxd4 13. cxd5 O-O-O 14. O-O-O Rh5 15. Ne4 Ba3+ 16. Kb1 Qb6 17. Bxf4 Rdxd5 18. Be3 c5 19. Nc3 Rdf5 20. Bxd4 cxd4 21. Ne4 Rd5 22. Rd2 Rhe5 23. Rc2+ Kb8 24. Rh1 Rd8 25. Ka1 f5 26. Nd2 Qa5 27. Qg3 Rc8 28. Rxc8+ Kxc8 29. Qf3 Qxd2 30. Qc6+ bxc6 31. e4 Qe1# |
| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz in 138 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nf3 Nc6 6. c3 Bf5 7. Qd2 Qg6 8. h5 Qg3+ 9. Kd1 Bd6 10. Ba3 O-O-O 11. Bxd6 Rxd6 12. Qe1 Qxe1+ 13. Kxe1 Rh6 14. Ng5 Nd8 15. Rh4 f6 16. Nf3 g5 17. hxg6 hxg6 18. Rxh6 Rxh6 19. c4 dxc4 20. bxc4 Rh7 21. Nc3 g5 22. d5 Bg6 23. Kd2 Ne7 24. Nb5 c6 25. Nc3 Nf7 26. e4 fxe3+ 27. Kxe3 Nf5+ 28. Kd3 Ng3+ 29. Kd4 Rh1 30. Bd3 c5+ 31. Kxc5 Bxd3 32. Rxh1 Nxh1 33. Kd4 Bg6 34. Ne4 Bxe4 35. Kxe4 Ng3+ 36. Kd4 Kd7 37. c5 Ne2+ 38. Kc4 g4 39. Nh4 Ne5+ 40. Kb4 Nf4 41. d6 Nfd3+ 42. Kb5 a6+ 43. Kb6 Nc4+ 44. Kxb7 Nxc5+ 45. Kb8 Nxd6 46. Ng6 f5 47. Ka7 Nc4 48. Nf4 Kd6 49. g3 a5 50. Ne2 Kd5 51. Kb8 Ne4 52. Kc7 a4 53. Kb7 Ne5 54. Kb6 a3 55. Kb5 Nf3 56. Kb4 Nd4 57. Nf4+ Ke5 58. Nd3+ Kd6 59. Kxa3 Nxg3 60. Kb4 Nge2 61. Nb2 g3 62. Nc4+ Ke6 63. Ne3 Nc2+ 64. Nxc2 g2 65. Kc4 g1=Q 66. a4 Qc1 67. Kd3 Qd1+ 68. Ke3 f4+ 69. Kf3 Qf1+ |
| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz by checkmate in 114 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nf3 Nc6 6. c3 Bf5 7. Qd2 Qg6 8. h5 Qg3+ 9. Kd1 Bd6 10. Ba3 O-O-O 11. Qe1 Qxe1+ 12. Kxe1 Bxa3 13. Nxa3 Re8 14. Rh4 Nh6 15. Rxf4 Bg4 16. g3 Kb8 17. Kd2 Bxh5 18. Bh3 g5 19. Rf6 Ng8 20. Rf5 h6 21. g4 Bg6 22. e3 Bxf5 23. gxf5 Nf6 24. Bg2 g4 25. Nh4 Ne4+ 26. Bxe4 Rxe4 27. Ke2 g3 28. Ng2 Rhe8 29. Nc2 Kc8 30. Rh1 Ne7 31. f6 Ng8 32. Rh3 Rg4 33. Kf3 Rg5 34. Rxg3 Nxf6 35. c4 c6 36. cxd5 Nxd5 37. Rxg5 hxg5 38. Kg4 Kd7 39. Kf5 Re6 40. Nh4 gxh4 41. Kg4 Nxe3+ 42. Nxe3 Rxe3 43. Kxh4 Ke6 44. Kg5 f5 45. Kf4 Rd3 46. a3 Rxb3 47. a4 b6 48. Kg5 Rd3 49. d5+ cxd5 50. Kf4 a5 51. Kg5 Rd4 52. Kh6 f4 53. Kh5 f3 54. Kg5 f2 55. Kg6 f1=Q 56. Kg7 Rh4 57. Kg6 Qf6# |
| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz by checkmate in 116 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nf3 Bg4 6. Ne5 h5 7. Qd3 c6 8. Bd2 Bd6 9. Nxg4 hxg4 10. h5 Qe6 11. c4 Nf6 12. cxd5 Nxd5 13. Nc3 Nf6 14. Rc1 Nbd7 15. Rc2 Rd8 16. Bc1 Rxh5 17. Rxh5 Nxh5 18. Qe4 Qxe4 19. Nxe4 Bb4+ 20. Kf2 Ndf6 21. Nxf6+ gxf6 22. Rc4 Bd6 23. e4 fxe3+ 24. Bxe3 f5 25. Bd3 f4 26. Bd2 Ng3 27. Ra4 a6 28. Ra5 Bc7 29. Ra4 b5 30. Ba5 bxa4 31. Bxc7 Rxd4 32. Bxa6 Rd2+ 33. Ke1 Rxa2 34. bxa4 Rxa4 35. Bd3 Kd7 36. Bb8 Ke6 37. Kd2 f5 38. Bc7 Ne4+ 39. Kc2 Ra2+ 40. Kb3 Rxg2 41. Bc4+ Kf6 42. Bxf4 g3 43. Bd3 Rf2 44. Bxg3 Nxg3 45. Kc4 Ke5 46. Kc5 f4 47. Kc4 Ne4 48. Kb4 Kd4 49. Ba6 f3 50. Ka3 Re2 51. Kb4 Re1 52. Bc8 Rb1+ 53. Ka3 f2 54. Bh3 Rg1 55. Kb4 Ng5 56. Bd7 f1=Q 57. Ka4 Qb5+ 58. Ka3 Ra1# |
| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz by checkmate in 98 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nf3 Nc6 6. c3 Bf5 7. Qd2 Qg6 8. h5 Qg3+ 9. Kd1 Bd6 10. Ba3 O-O-O 11. Qe1 Qxe1+ 12. Kxe1 Bxa3 13. Nxa3 Nf6 14. Rh4 g6 15. hxg6 hxg6 16. Rxf4 Nh5 17. Rh4 Ng3 18. Nb5 a6 19. Na3 Rde8 20. Rd1 Rxh4 21. Nxh4 Bg4 22. Nb5 Nxf1 23. a3 Bxe2 24. Nxc7 Kxc7 25. Rc1 Bd3+ 26. Kf2 Re2+ 27. Kxf1 Rc2+ 28. Ke1 Rxc1+ 29. Kd2 Rh1 30. Kxd3 Rxh4 31. Ke2 Na5 32. b4 Nc4 33. Kd3 Rg4 34. g3 Nxa3 35. Kd2 Rxg3 36. Ke1 Rxc3 37. Kd2 Nb5 38. Ke2 Nxd4+ 39. Kd2 Rb3 40. b5 axb5 41. Kd1 Rd3+ 42. Kc1 g5 43. Kb2 g4 44. Kb1 g3 45. Kb2 Kd6 46. Kb1 g2 47. Ka2 g1=Q 48. Kb2 Qf2+ 49. Kb1 Rd1# |
| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz in 82 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nf3 Bg4 6. Ne5 h5 7. Qd3 c6 8. Bd2 Bd6 9. Nxg4 hxg4 10. e4 fxe3 11. Qxe3+ Ne7 12. Nc3 Rxh4 13. Rxh4 Qxh4+ 14. Kd1 Nd7 15. Be1 g3 16. Ne2 Qf6 17. Qg1 Nf5 18. Ba5 Kf8 19. Bd2 Re8 20. Kc1 Rxe2 21. Bxe2 Nxd4 22. Kd1 Nf3 23. Bxf3 Qxa1+ 24. Bc1 Bf4 25. Ke2 Qxc1 26. Qxc1 Bxc1 27. c4 d4 28. Kd3 Ne5+ 29. Ke4 Nxf3 30. Kxf3 d3 31. a4 g5 32. a5 g4+ 33. Kxg4 d2 34. b4 d1=Q+ 35. Kxg3 Ke7 36. Kf2 Qd4+ 37. Ke2 Qe3+ 38. Kf1 Bd2 39. g4 Bxb4 40. a6 Qf3+ 41. Kg1 Qe3+ |
| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz by checkmate in 104 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nf3 Bg4 6. Ne5 h5 7. c4 Bd6 8. Nxg4 hxg4 9. Nc3 Bb4 10. Qd3 Rxh4 11. Rg1 Nc6 12. Bd2 Nxd4 13. cxd5 O-O-O 14. O-O-O Rh5 15. Kb1 Qe5 16. g3 fxg3 17. Qxg3 Qxg3 18. Rxg3 Nf6 19. Rd3 Bxc3 20. Bxc3 Nb5 21. Bxf6 gxf6 22. e4 Rh2 23. Rg3 Na3+ 24. Ka1 f5 25. exf5 Rg8 26. Bg2 Nb5 27. Rh1 Rxh1+ 28. Bxh1 Re8 29. Bg2 Re1+ 30. Kb2 Re2+ 31. Kc1 Kd7 32. Rxg4 Rxa2 33. Rg7 Kd6 34. Be4 Nd4 35. Kd1 Ra1+ 36. Kd2 Nxb3+ 37. Kc3 Nc5 38. Bg2 Ra2 39. Kc4 Rc2+ 40. Kb4 Rb2+ 41. Kc4 b5+ 42. Kc3 Rf2 43. Rg5 f6 44. Rg6 Rxf5 45. Kd4 a5 46. Rh6 b4 47. Rh7 b3 48. Bh3 Rxd5+ 49. Kc4 b2 50. Rh8 b1=Q 51. Rd8+ Kc6 52. Bg4 Qd3# |
| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz by checkmate in 104 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nf3 Nc6 6. c3 Bf5 7. Qd2 Qg6 8. h5 Qg3+ 9. Kd1 Bd6 10. Na3 a6 11. Qe1 Qxe1+ 12. Nxe1 Nf6 13. Nd3 Ne4 14. Nb1 Ng3 15. Rg1 Nxh5 16. Ba3 Bxa3 17. Nxa3 Be4 18. Nc5 O-O-O 19. Nc4 Ng3 20. Nd2 Bf5 21. Nf3 Rhe8 22. Nh4 Be4 23. Nf3 f6 24. a3 g5 25. Ra2 Bf5 26. Ra1 Re3 27. Kd2 Rde8 28. Re1 Na5 29. Kd1 Rxc3 30. b4 Nc4 31. e4 Nxf1 32. Rgxf1 dxe4 33. Re2 Ne3+ 34. Rxe3 Rxe3 35. Ne1 Rxa3 36. Nc2 Rg3 37. Rg1 e3 38. Ne1 e2+ 39. Kd2 Ra3 40. Ncd3 Ra2+ 41. Nc2 Rxc2+ 42. Kxc2 Re3 43. Kd2 Bxd3 44. Rc1 Kd7 45. Re1 Kc6 46. Rc1+ Kd5 47. g3 Kxd4 48. gxf4 gxf4 49. Ke1 f3 50. Kd2 f2 51. Rf1 exf1=Q 52. b5 Qe1# |
| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz by checkmate in 56 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nf3 Bg4 6. Ne5 h5 7. c4 Bd6 8. Nc3 Bxe5 9. Nxd5 Qc6 10. dxe5 Na6 11. Qd4 Be6 12. Nxf4 Rd8 13. Qxa7 Nb4 14. Nxe6 Nc2+ 15. Kf2 Qxe6 16. Rb1 Qf5+ 17. Kg1 Ne3 18. Bxe3 Qxb1 19. Bg5 f6 20. exf6 gxf6 21. Bf4 Rd1 22. Qb8+ Kf7 23. Qxc7+ Ne7 24. Qe5 Rxf1+ 25. Kh2 Rxh1+ 26. Kg3 fxe5 27. Be3 Rg8+ 28. Kf2 Rf1# |
| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz by checkmate in 102 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nf3 Nc6 6. c3 Bf5 7. Qd2 Qg6 8. h5 Qg3+ 9. Kd1 Bd6 10. Na3 a6 11. Qe1 Qxe1+ 12. Nxe1 Nf6 13. Nd3 Ne4 14. h6 Nxc3+ 15. Kd2 Ne4+ 16. Ke1 g5 17. Nc2 Ng3 18. Rg1 Bf8 19. Kd1 O-O-O 20. Bd2 Bxh6 21. Rc1 Bg7 22. Bc3 Be4 23. Kd2 Rhe8 24. Re1 Nf5 25. g3 Bxd3 26. exd3 Rxe1 27. Nxe1 Nxg3 28. Nf3 Nxf1+ 29. Rxf1 f6 30. Rh1 h6 31. Nh2 Re8 32. Ng4 f3 33. Ne3 b5 34. Rf1 b4 35. Bb2 g4 36. Rf2 h5 37. Nf5 Bf8 38. Rh2 Re6 39. Kd1 Kd7 40. Rxh5 f2 41. Rh1 Ne7 42. Ng3 Bg7 43. Kd2 f5 44. Nxf5 Nxf5 45. Kc1 g3 46. a4 g2 47. Rd1 f1=Q 48. Kc2 Qxd1+ 49. Kxd1 g1=Q+ 50. Kd2 Qe1+ 51. Kc2 Ne3# |
| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz by checkmate in 56 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nf3 Bg4 6. Ne5 h5 7. c4 Bd6 8. Nxg4 hxg4 9. Ba3 Rxh4 10. Rg1 Bxa3 11. Nxa3 f3 12. exf3 gxf3 13. gxf3 Rxd4 14. Qc1 Nd7 15. Be2 dxc4 16. Nxc4 O-O-O 17. Rg3 Ne5 18. Nxe5 Qxe5 19. a4 Qxg3+ 20. Kf1 Rd2 21. Qc4 Qh3+ 22. Kg1 Nf6 23. Kf2 Qh2+ 24. Kf1 Qh1+ 25. Kf2 Qxa1 26. Qxf7 Qe5 27. Kf1 Qxe2+ 28. Kg1 Qe1# |
| ECO A00 in 2007 play it! deepfritz defeats white's deepfritz by checkmate in 52 moves | 1. h4 e5 2. f4 exf4 3. d4 Qf6 4. b3 d5 5. Nf3 Bg4 6. Ne5 h5 7. c4 Bd6 8. Nxg4 hxg4 9. Nc3 Bb4 10. Qd3 Rxh4 11. Rg1 Nc6 12. Bd2 Nxd4 13. cxd5 O-O-O 14. Rc1 Qe5 15. Qc4 Bxc3 16. Bxc3 Rxd5 17. Bxd4 Rxd4 18. Qxf7 Rd8 19. g3 Qa5+ 20. Kf2 Qb6+ 21. Rc5 Rh2+ 22. Rg2 Qxc5+ 23. Ke1 Qc3+ 24. Kf2 Qxg3+ 25. Kg1 Rxg2+ 26. Kh1 Rg1# |