| ECO A00 in 2004 play it! fritz defeats white's deep fritz in 116 moves | 1. g4 c5 2. c4 d5 3. Bg2 dxc4 4. Qa4+ Nc6 5. Bxc6+ bxc6 6. Nf3 Bxg4 7. Ne5 Qd5 8. Rg1 h5 9. Nc3 Qe6 10. Nxc6 Qd7 11. Ne5 Qxa4 12. Nxa4 Nh6 13. f3 Bh3 14. Nxc4 Rc8 15. b3 Bd7 16. Nc3 Nf5 17. Bb2 Rh6 18. d3 Ra6 19. Ne4 g6 20. e3 Nd6 21. Ncd2 Bh6 22. Ke2 Nxe4 23. Nxe4 f5 24. Nd2 Re6 25. Nc4 Bb5 26. Ne5 Rd8 27. Rad1 Bg7 28. f4 Red6 29. Kf3 Bxe5 30. Bxe5 Ra6 31. Rd2 Rxd3 32. Rxd3 Bxd3 33. Ra1 h4 34. Kg2 Re6 35. Rc1 Be4+ 36. Kf2 Ra6 37. Ra1 Kf7 38. Ke2 g5 39. fxg5 Kg6 40. Kd2 Kxg5 41. a3 Kg4 42. b4 Re6 43. Bf4 cxb4 44. axb4 a6 45. Rg1+ Kh3 46. Bc7 Rc6 47. Rc1 Rg6 48. Kc3 Rg2 49. Kc4 Rxh2 50. Bxh2 Kxh2 51. Ra1 h3 52. Rxa6 Kg1 53. Ra1+ Kg2 54. Kd4 h2 55. Ke5 h1=R 56. Rxh1 Kxh1 57. Kf4 Kg1 58. Kg3 Kf1 |
| ECO A07 in 2001 play it! fritz defeats white's gambit tiger 0 in 101 moves | 1. Nf3 d5 2. g3 Bg4 3. Bg2 c6 4. d3 Nd7 5. O-O e6 6. Nbd2 Bd6 7. e4 Ne7 8. h3 Bh5 9. Qe1 O-O 10. Nh2 Kh8 11. f4 f6 12. Kh1 a5 13. Ndf3 c5 14. b3 a4 15. Bb2 a3 16. Bc3 d4 17. Bd2 e5 18. fxe5 Nxe5 19. g4 Bf7 20. g5 fxg5 21. Nxg5 Bg8 22. Rxf8 Qxf8 23. Qg1 N7g6 24. Rf1 Qe7 25. Bc1 Nc6 26. Bf3 Nb4 27. Bh5 Nxa2 28. Bd2 Nc3 29. h4 h6 30. Ngf3 Ne2 31. Ne5 Bxe5 32. Bxe2 Qxh4 33. Ra1 Be6 34. Be1 Qh3 35. b4 b6 36. bxc5 bxc5 37. Bf1 Qh5 38. Bg3 Qg5 39. Be1 Qxg1+ 40. Kxg1 Bf4 41. Nf3 Be3+ 42. Kh2 Nf4 43. Nd2 a2 44. e5 g5 45. Kg3 h5 46. Nb3 h4+ 47. Kh2 Bxb3 48. cxb3 Bc1 49. Kg1 Bb2 50. Rxa2 Rxa2 51. Bd2 |
| ECO A06 in 2002 play it! fritz defeats white's fritz in 106 moves | 1. Nf3 d5 2. b3 Nf6 3. g3 Nbd7 4. Bb2 e6 5. c4 c6 6. Bg2 Bd6 7. O-O O-O 8. d4 Qe7 9. Nbd2 e5 10. cxd5 cxd5 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. Bxe5 Qxe5 14. Nf3 Qh5 15. Rc1 Bg4 16. Rc7 b6 17. Qd3 Ne4 18. Rfc1 Nc5 19. Qd2 Rfc8 20. Rxc8+ Rxc8 21. b4 Ne4 22. Rxc8+ Bxc8 23. Qf4 Qf5 24. Qxf5 Bxf5 25. Nd4 Bg6 26. b5 Nc3 27. a3 Kf8 28. h4 Be4 29. f3 Bb1 30. h5 Ke7 31. Bf1 Kd6 32. Kf2 Ba2 33. e3 Bc4 34. Bxc4 dxc4 35. Ke1 Kc5 36. a4 Nxa4 37. Kd2 Kb4 38. Kc2 Nc5 39. Nc6+ Kxb5 40. Nxa7+ Ka4 41. Nc8 b5 42. Nd6 f6 43. Kc3 Nd7 44. f4 Nb6 45. e4 b4+ 46. Kb2 b3 47. e5 fxe5 48. fxe5 Kb4 49. Kc1 c3 50. h6 g6 51. e6 Nd5 52. Nb5 Kxb5 53. e7 Nxe7 |
| ECO A05 in 2003 play it! fritz defeats white's shredder 0 in 88 moves | 1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 d5 5. Bf4 O-O 6. Rc1 dxc4 7. e3 Be6 8. Ng5 Bd5 9. e4 h6 10. exd5 hxg5 11. Bxg5 Nxd5 12. Bxc4 Nb6 13. Bb3 Nc6 14. Ne2 a5 15. a3 a4 16. Ba2 Ra5 17. Qd2 Rf5 18. O-O Nxd4 19. Nxd4 Bxd4 20. Bxe7 Qxe7 21. Qxd4 Rd8 22. Qc3 c6 23. Rfe1 Qf6 24. Qc2 Kg7 25. Re4 Nd5 26. g3 b5 27. Rce1 Rh5 28. h4 Rd7 29. Qc1 Qd6 30. Bb1 Nf6 31. R4e3 Rd5 32. Qc3 c5 33. Be4 b4 34. Qc2 b3 35. Qc3 Rd2 36. Rb1 Qd4 37. Bf3 Nd5 38. Qxd4+ cxd4 39. Re2 Rc2 40. Ree1 Nb6 41. Bg4 Rd6 42. h5 d3 43. hxg6 Kxg6 44. Bd1 d2 |
| ECO A05 in 2004 play it! fritz defeats white's fritz in 74 moves | 1. Nf3 Nf6 2. b3 d5 3. Bb2 Bg4 4. e3 c6 5. Be2 Nbd7 6. c4 e6 7. O-O Bd6 8. d4 O-O 9. Nbd2 Qe7 10. Ne5 Bxe2 11. Qxe2 Ba3 12. Bxa3 Qxa3 13. Nxd7 Nxd7 14. Qf3 Nf6 15. Qg3 b5 16. Rfd1 bxc4 17. bxc4 Rab8 18. h3 Rb2 19. cxd5 Rxd2 20. Rxd2 Ne4 21. Qc7 Nxd2 22. dxc6 Qb2 23. Re1 Qxa2 24. Qd7 Ne4 25. Rf1 Qc2 26. Qc7 a5 27. Qb7 a4 28. Qa6 Rb8 29. Kh2 h6 30. Kg1 g6 31. h4 Nd2 32. Qe2 Rb2 33. Rd1 a3 34. f3 a2 35. c7 Qxc7 36. Ra1 Qg3 37. Rc1 Rb1 |
| ECO A05 in 2003 play it! fritz defeats white's chess tiger 10 in 92 moves | 1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. c4 O-O 5. Bg2 d6 6. O-O Nbd7 7. Nc3 e5 8. e4 c6 9. h3 Qb6 10. c5 dxc5 11. dxe5 Ne8 12. e6 fxe6 13. Ng5 Ne5 14. f4 Nf7 15. Nxf7 Bd4+ 16. Kh2 Rxf7 17. e5 Qc7 18. Ne4 b6 19. Ng5 Re7 20. Qa4 Bb7 21. Nf3 Rd7 22. Ng5 Ng7 23. Ne4 Rdd8 24. Nd6 a5 25. Nxb7 b5 26. Qb3 a4 27. Qf3 Qxb7 28. Rb1 Ra6 29. Bd2 Nf5 30. Rfd1 c4 31. Bc3 Qe7 32. a3 c5 33. Qb7 Qxb7 34. Bxb7 Ra7 35. Be4 h5 36. Rd2 h4 37. g4 Ne3 38. Bxg6 Rad7 39. Kh1 Nd5 40. f5 Bxc3 41. bxc3 Nxc3 42. Rxd7 Rxd7 43. fxe6 Rg7 44. Rf1 Rxg6 45. e7 Re6 46. Rf8+ Kg7 |
| ECO A04 in 2003 play it! fritz defeats white's deep fritz by checkmate in 110 moves | 1. Nf3 c5 2. e4 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. O-O-O h6 9. Be3 Be7 10. f3 Nxd4 11. Bxd4 b5 12. Kb1 Rb8 13. Qe3 b4 14. Na4 Bd7 15. Nb6 Bb5 16. Nc4 Qc7 17. Nxd6+ Bxd6 18. e5 Nd5 19. exd6 Qxd6 20. Qe5 Qxe5 21. Bxe5 Rc8 22. Bxb5+ axb5 23. Bxg7 Rg8 24. Bxh6 Rxg2 25. Rhe1 Kd7 26. Rd2 Rxd2 27. Bxd2 Rh8 28. Re2 f5 29. Rf2 f4 30. c3 bxc3 31. Bxc3 Rh5 32. Kc2 e5 33. b3 b4 34. Bb2 Ke6 35. Kd3 Rh3 36. Kc4 Rh8 37. Re2 Rc8+ 38. Kb5 Nc3+ 39. Bxc3 bxc3 40. Re1 c2 41. Rc1 e4 42. fxe4 f3 43. a4 f2 44. b4 Rd8 45. Ka5 Rd1 46. Rxc2 f1=Q 47. Rc6+ Rd6 48. Rb6 Qc4 49. h3 Qc7 50. b5 Qxb6+ 51. Kb4 Qd4+ 52. Kb3 Qd3+ 53. Kb2 Qd2+ 54. Kb1 Qe2 55. a5 Rd1# |
| ECO A05 in 2005 play it! fritz defeats white's hiarcs by checkmate in 120 moves | 1. Nf3 Nf6 2. d4 d5 3. c4 e6 4. Nc3 Be7 5. Bg5 h6 6. Bh4 O-O 7. e3 c5 8. dxc5 Na6 9. cxd5 Nxc5 10. dxe6 Bxe6 11. Qxd8 Bxd8 12. Nd4 Ba5 13. Bxf6 gxf6 14. a3 Ne4 15. b4 Bxb4 16. axb4 Nxc3 17. Bd3 Nd5 18. b5 a6 19. bxa6 bxa6 20. Ke2 a5 21. Kf3 Rfc8 22. Rhd1 a4 23. Bf5 Ne7 24. Bxe6 fxe6 25. Nxe6 Nc6 26. Nd4 a3 27. Nf5 Kh7 28. Rd7+ Kh8 29. Rd6 Ne5+ 30. Kf4 Rc2 31. Rxf6 Nd3+ 32. Kg4 Rxf2 33. Kh3 a2 34. Rxh6+ Kg8 35. Nd4 Rb2 36. Rf6 Rb1 37. Nc2 Kg7 38. Rf5 Ra6 39. Rg5+ Kf6 40. Rh5 Ra8 41. g4 Nf2+ 42. Kg3 Ne4+ 43. Kf4 Nd2 44. h4 Nb3 45. Rxa2 Rxa2 46. Rf5+ Ke6 47. Nd4+ Nxd4 48. Re5+ Kd6 49. exd4 Rf1+ 50. Kg5 Ra8 51. Rf5 Rg8+ 52. Kf6 Rf8+ 53. Kg5 R8xf5+ 54. Kg6 R5f4 55. g5 Rxh4 56. d5 Kxd5 57. Kg7 Ke6 58. g6 Rf6 59. Kg8 Rxg6+ 60. Kf8 Rh8# |
| ECO A06 in 2003 play it! fritz defeats white's green light by checkmate in 80 moves | 1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 Nbd7 7. Nxc4 Nb6 8. Ne5 Nfd7 9. f3 a5 10. e4 Nxe5 11. exf5 Ned7 12. Be2 g6 13. Qd3 Bg7 14. Be3 Nf6 15. O-O Nfd5 16. Bf2 Qd7 17. fxg6 hxg6 18. Rfd1 O-O-O 19. Qc2 Bh6 20. Qd3 Bf4 21. h4 g5 22. Ne4 gxh4 23. Nc5 Qc7 24. Bf1 Rdg8 25. Kh1 Bg3 26. Be3 Nxe3 27. Qxe3 Nd5 28. Qe4 h3 29. gxh3 Nf4 30. d5 Nxh3 31. Qf5+ e6 32. Nxe6 Nf2+ 33. Kg1 Rh1+ 34. Kg2 Qe5 35. Bd3 Nxd3 36. Nd4+ Qxf5 37. Nxf5 Bf4+ 38. Ng3 Rxg3+ 39. Kxh1 Nf2+ 40. Kh2 Rg5# |
| ECO A05 in 2002 play it! fritz defeats white's fritz in 138 moves | 1. Nf3 Nf6 2. b3 c5 3. c4 g6 4. Bb2 Bg7 5. g3 d6 6. Bg2 O-O 7. O-O Nc6 8. Nc3 e5 9. d3 h6 10. e3 Bf5 11. h3 Qd7 12. Kh2 Be6 13. Nd2 d5 14. Na4 Qe7 15. Rc1 Nb4 16. Nxc5 Qxc5 17. cxd5 Qe7 18. dxe6 Nxd3 19. Nc4 Rfd8 20. exf7+ Qxf7 21. Bd4 Nxc1 22. Nxe5 Qe6 23. Qxc1 Nd5 24. Qa1 Bxe5 25. Bxe5 Rd7 26. e4 Nb4 27. f4 Nd3 28. Bf6 Rc8 29. Bc3 Rf7 30. Rd1 Rd7 31. Rd2 b5 32. Bh8 Rcc7 33. Qf6 Qe8 34. e5 Ne1 35. Rxd7 Qxd7 36. Qxg6+ Kxh8 37. Qxh6+ Kg8 38. Qg5+ Kf8 39. f5 Nxg2 40. Qf6+ Kg8 41. Qg5+ Qg7 42. Qd8+ Kh7 43. f6 Rd7 44. Qe8 Qf7 45. Qxf7+ Rxf7 46. Kxg2 Kg6 47. g4 Rd7 48. Kf3 Rd3+ 49. Ke4 Rg3 50. Kd5 Kf7 51. b4 Rd3+ 52. Ke4 Rxh3 53. g5 Rh2 54. a3 Rh3 55. Kf5 Rf3+ 56. Kg4 Rf2 57. Kh5 Rf5 58. e6+ Kxe6 59. Kg6 a6 60. Kh5 Kf7 61. Kg4 Kg6 62. Kg3 a5 63. Kg4 axb4 64. axb4 Rxg5+ 65. Kf4 Kxf6 66. Kf3 Re5 67. Kf4 Re1 68. Kf3 Kf5 69. Kf2 Re6 |
| ECO A06 in 2003 play it! fritz defeats white's shredder in 98 moves | 1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. e3 Bf5 5. Bd3 Bxd3 6. Qxd3 e6 7. O-O Nbd7 8. Nc3 Bb4 9. Bd2 a5 10. a3 Be7 11. Rfe1 O-O 12. e4 dxe4 13. Nxe4 a4 14. Nxf6+ Bxf6 15. Rad1 Qc7 16. Ng5 Bxg5 17. Bxg5 Ra5 18. Bd2 Rf5 19. Qg3 Qxg3 20. hxg3 h5 21. b3 axb3 22. Re3 Nb6 23. c5 Nc4 24. Rxb3 Rd8 25. Bc1 Rxc5 26. Rxb7 e5 27. Be3 Rcd5 28. Rc1 Na5 29. Rb6 exd4 30. Bd2 Re8 31. Kf1 d3 32. Rb4 Re2 33. Rd1 Kh7 34. Rf4 Nb3 35. Be3 Rc2 36. Rxf7 c5 37. Rb7 Na5 38. Re7 c4 39. a4 c3 40. Rc7 Kg6 41. f3 Nb3 42. Rc8 Kf6 43. Rc6+ Kf5 44. Rc7 g5 45. Rc6 d2 46. Rc4 Rc1 47. Ke2 Re5 48. Re4 Rxe4 49. g4+ hxg4 |
| ECO A05 in 2002 play it! fritz defeats white's fritz in 56 moves | 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. O-O O-O 6. d4 Nbd7 7. Nc3 e5 8. e4 c6 9. Qb3 exd4 10. Nxd4 Re8 11. h3 Nc5 12. Re1 Nxb3 13. axb3 Nxe4 14. Nxe4 Bxd4 15. Bg5 Qd7 16. Rad1 Bxb2 17. Be3 Re7 18. Nxd6 Qc7 19. Re2 Bg7 20. c5 Be6 21. b4 Rd7 22. Bf4 a5 23. bxa5 Qxa5 24. Be3 Bc3 25. Rc1 Qb4 26. Ne4 Ra1 27. Rxa1 Bxa1 28. Bd2 Qc4 |
| ECO A04 in 1992 play it! fritz defeats white's woodpusher in 118 moves | 1. Nf3 f5 2. c4 Nf6 3. g3 g6 4. d4 Bg7 5. Bg2 d6 6. O-O O-O 7. d5 c5 8. Nc3 Na6 9. Qb3 Nc7 10. Bd2 b6 11. Qc2 Bb7 12. Rad1 e6 13. dxe6 Nxe6 14. Ng5 Nd4 15. Qd3 Bxg2 16. Kxg2 Ng4 17. b3 Ne5 18. Qb1 h6 19. Nh3 Qd7 20. f3 b5 21. cxb5 Nxb5 22. Nf4 a6 23. h4 Rae8 24. Nxb5 axb5 25. Qc2 b4 26. Bc1 Ra8 27. h5 g5 28. Ng6 Nxg6 29. hxg6 Qe6 30. f4 g4 31. Rd3 Rfe8 32. Kf2 Qxg6 33. e3 Qe6 34. Rfd1 Qe4 35. Qe2 Red8 36. Rxd6 Rxd6 37. Rxd6 Qh1 38. Qc4+ Kh8 39. Qd5 Rxa2+ 40. Bd2 Qxd5 41. Rxd5 c4 42. bxc4 b3 43. Rd8+ Kh7 44. Rd7 b2 45. Rb7 Ra7 46. Rxa7 b1=Q 47. Ke2 Kg6 48. Ra6+ Bf6 49. Rd6 Qe4 50. c5 Qf3+ 51. Kd3 Qf1+ 52. Kc2 Qc4+ 53. Kd1 Qxc5 54. Rd3 Qc6 55. Be1 Be7 56. Rb3 Qd5+ 57. Kc2 Qc4+ 58. Bc3 Bc5 59. Rb8 Bxe3 |
| ECO A05 in 2003 play it! fritz defeats white's xinix in 120 moves | 1. Nf3 Nf6 2. d4 d5 3. e3 e6 4. Bd2 Bd6 5. c4 O-O 6. c5 Be7 7. Nc3 b6 8. cxb6 axb6 9. Ne5 Bb7 10. Be2 c5 11. dxc5 bxc5 12. O-O Nc6 13. Nxc6 Bxc6 14. Bb5 Bxb5 15. Nxb5 Ne4 16. f3 Nxd2 17. Qxd2 Bf6 18. a4 Qa5 19. Qxa5 Rxa5 20. Ra2 Rb8 21. Rfa1 Kf8 22. g4 Ke7 23. f4 h6 24. Kf2 g5 25. Kf3 gxf4 26. Kxf4 e5+ 27. Kg3 e4 28. Kf4 Rb7 29. Kf5 c4 30. h3 Rb8 31. Kf4 Ke6 32. Kg3 Be5+ 33. Kh4 f5 34. gxf5+ Kf6 35. Kh5 Rg8 36. h4 Rg3 37. Rd1 Rxe3 38. Rxd5 Rf3 39. Rd8 e3 40. Ra1 Rxf5+ 41. Kg4 h5+ 42. Kh3 Rf3+ 43. Kg2 Rf2+ 44. Kg1 Rxb2 45. Rf1+ Ke7 46. Rff8 Bh2+ 47. Kh1 Rxa4 48. Rfe8+ Kf7 49. Rf8+ Kg6 50. Rg8+ Kf5 51. Rg5+ Kf6 52. Rf8+ Ke7 53. Rf1 e2 54. Rg7+ Ke6 55. Nd4+ Kd5 56. Rd7+ Bd6 57. Nxe2 Kc6 58. Rxd6+ Kxd6 59. Nc3 Ra3 60. Rc1 Kc5 |
| ECO A05 in 2003 play it! fritz defeats white's shredder 0 by checkmate in 136 moves | 1. Nf3 Nf6 2. c4 c6 3. Nc3 d5 4. d4 e6 5. e3 Nbd7 6. Bd3 Bd6 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 e5 10. O-O exd4 11. Qxd4 Qf6 12. Be3 Qxd4 13. Bxd4 Nc5 14. Bc2 O-O 15. Rad1 Bg4 16. Bxg7 Kxg7 17. Rxd6 Bxf3 18. gxf3 Rad8 19. Rfd1 Rxd6 20. Rxd6 a5 21. b3 Re8 22. Kf1 Re6 23. Rd4 Rh6 24. Rg4+ Kh8 25. h4 Rd6 26. Ke2 b6 27. Bf5 h6 28. Ke3 Rf6 29. Bc8 Kh7 30. h5 Ne6 31. Re4 Ng5 32. Rf4 Kg7 33. Rxf6 Kxf6 34. f4 Nh7 35. Bd7 c5 36. Ke4 Ke7 37. Bg4 Nf6+ 38. Kf5 Ne8 39. Ke5 Nc7 40. Bc8 Ne8 41. Kd5 Kd8 42. Bf5 Kc7 43. Bh3 Ng7 44. Ke5 a4 45. bxa4 Nxh5 46. Bg4 Ng7 47. Kf6 Ne8+ 48. Kxf7 Nd6+ 49. Ke6 Nxc4 50. f5 Nd6 51. f6 c4 52. f7 Nxf7 53. Kxf7 c3 54. Bd1 h5 55. f4 h4 56. Bc2 h3 57. f5 h2 58. Be4 h1=Q 59. Bxh1 c2 60. Bd5 c1=Q 61. Bb3 Kd6 62. f6 Ke5 63. a5 Qc6 64. Kg7 Qxf6+ 65. Kh7 Qg5 66. Bf7 Kf6 67. Bg6 Qxg6+ 68. Kh8 Qg7# |
| ECO A09 in 2003 play it! fritz defeats white's deep fritz in 124 moves | 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. d4 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 Bd5 11. Qd3 Be4 12. Qd1 c5 13. dxc5 Bxc5 14. Qxd8 Rxd8 15. Nbd2 Bd5 16. Rfc1 Nbd7 17. e4 Bc6 18. Bxf6 gxf6 19. Nb3 Ba7 20. Nfd4 Ne5 21. Nxc6 bxc6 22. Bf1 Rdb8 23. Ra3 Rb4 24. a5 Rab8 25. Nc5 Rxb2 26. Bxa6 Rd2 27. Rd3 Ra2 28. Rdc3 Rbb2 29. Bc4 Nxc4 30. Rxc4 Rxf2 31. h4 Rg2+ 32. Kh1 Rxg3 33. R4c2 Rxa5 34. Nd7 Kg7 35. Rg2 Rxg2 36. Kxg2 f5 37. Rc4 Ra2+ 38. Kh1 fxe4 39. Rxe4 h5 40. Rc4 Rd2 41. Nc5 Bb8 42. Kg1 Be5 43. Nb3 Rb2 44. Nc1 Bg3 45. Nd3 Ra2 46. Nc1 Rd2 47. Nb3 Rb2 48. Na5 c5 49. Kf1 f5 50. Rxc5 Rf2+ 51. Kg1 Ra2 52. Rb5 Bxh4 53. Nc4 Bg3 54. Rb2 Rxb2 55. Nxb2 h4 56. Kg2 e5 57. Kh3 e4 58. Nc4 f4 59. Nd2 e3 60. Nf3 e2 61. Kg4 e1=Q 62. Nxe1 Bxe1 |
| ECO A07 in 2004 play it! fritz defeats white's sos in 96 moves | 1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. c4 Bf5 5. cxd5 cxd5 6. Qb3 Qb6 7. Qxb6 axb6 8. Nc3 Nc6 9. d3 e6 10. O-O Bc5 11. Nh4 Bg6 12. e4 Nb4 13. Nxg6 hxg6 14. exd5 Nfxd5 15. Nxd5 Nxd5 16. Bd2 Rd8 17. Rac1 Rh5 18. Rc4 Nf6 19. Bxb7 Rxd3 20. Bc3 Nd5 21. Bxg7 Rd2 22. Bxd5 Rhxd5 23. b4 Bd6 24. a4 Ra2 25. b5 Bc5 26. Kg2 Rdd2 27. Rf4 g5 28. Rf3 g4 29. Rf4 Be3 30. Rxg4 Bxf2 31. Kf3 Ra3+ 32. Kg2 f5 33. Rg6 Be3+ 34. Kh3 Kf7 35. Rf6+ Kxg7 36. Rxe6 Raa2 37. Rxf5 Rxh2+ 38. Kg4 Rxa4+ 39. Kf3 Rf2+ 40. Kxe3 Rxf5 41. Rxb6 Rb4 42. Rb7+ Kg6 43. b6 Rf6 44. Ra7 Rb3+ 45. Ke4 Rfxb6 46. Ra8 Rb8 47. Ra6+ Kh5 48. Ra5+ Kg4 |
| ECO A04 in 2002 play it! fritz defeats white's fritz in 138 moves | 1. Nf3 c5 2. e4 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 O-O 9. Bc4 Bd7 10. O-O-O Rc8 11. Bb3 Ne5 12. h4 h5 13. Bg5 Rc5 14. Kb1 b5 15. g4 a5 16. Bxf6 Bxf6 17. gxh5 a4 18. Bd5 e6 19. hxg6 exd5 20. h5 Bg5 21. Qg2 Nc4 22. f4 Ne3 23. Qxg5 Qxg5 24. fxg5 Nxd1 25. gxf7+ Rxf7 26. Rxd1 Bg4 27. Rg1 Rf4 28. Nc6 dxe4 29. Ne7+ Kf7 30. Ng6 Rff5 31. Nh4 Rf4 32. Ng2 Rf3 33. h6 Rcf5 34. g6+ Kg8 35. Rc1 Re5 36. h7+ Kg7 37. a3 Rf8 38. Rg1 Bh5 39. Kc1 Bxg6 40. Nh4 Kxh7 41. Nxg6 Rg8 42. Rg4 Rxg6 43. Rxe4 Rxe4 44. Nxe4 Kg7 45. Nc3 Rg5 46. Kd2 Kf7 47. Ne2 Rg4 48. Kc3 Ke6 49. Nd4+ Kd5 50. Nxb5 Kc5 51. Nc7 Rg3+ 52. Kd2 Kc4 53. Na8 Rg2+ 54. Kc1 Rg5 55. Nc7 d5 56. Ne8 d4 57. Kd2 Rg2+ 58. Kc1 Rg1+ 59. Kd2 Rb1 60. Nd6+ Kd5 61. Nf5 Rxb2 62. Kd3 Rb1 63. c3 dxc3 64. Ne3+ Kc5 65. Nc2 Rb3 66. Ke3 Kc4 67. Ke4 Rb2 68. Ne3+ Kb3 69. Nf5 c2 |
| ECO A06 in 2004 play it! fritz defeats white's shredder by checkmate in 122 moves | 1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Be2 a6 9. e4 b4 10. e5 bxc3 11. exf6 Bb4 12. O-O Nxf6 13. Qa4 Nd5 14. a3 Ba5 15. b4 Bc7 16. Qc2 a5 17. bxa5 Bd6 18. a4 Ba6 19. Bxa6 Rxa6 20. Ba3 Bxa3 21. Rxa3 O-O 22. Re1 Qe7 23. Raa1 c5 24. dxc5 Qxc5 25. Ng5 Nf6 26. Nf3 Rxa5 27. Rad1 Nd5 28. Ng5 g6 29. Ne4 Qc6 30. Rc1 Rc8 31. Ra1 h6 32. Rab1 f5 33. Rbc1 Rxa4 34. Nxc3 Nxc3 35. Qd2 Rg4 36. f3 Qxf3 37. Rc2 f4 38. Kh1 Qd5 39. Qf2 Rc4 40. Qf1 Rg5 41. Rec1 Qc6 42. Re1 Kg7 43. Rf2 Rf5 44. Rc1 e5 45. h3 Qc7 46. Rfc2 e4 47. Rf2 Rfc5 48. Qe1 Nd5 49. Rxc4 Rxc4 50. Qa1+ Nf6 51. Kh2 f3+ 52. g3 h5 53. Qg1 h4 54. Rd2 e3 55. Rb2 Rc1 56. Rb7 Rc2+ 57. Kh1 Qxb7 58. Qf1 hxg3 59. Kg1 f2+ 60. Qxf2 exf2+ 61. Kf1 g2# |
| ECO A05 in 2004 play it! fritz defeats white's shredder in 132 moves | 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. Rb1 c6 7. O-O e5 8. d3 Re8 9. e4 h6 10. b4 Be6 11. a4 Nbd7 12. a5 d5 13. exd5 cxd5 14. Nd2 Nb8 15. b5 a6 16. Re1 axb5 17. Rxb5 Bg4 18. Qc2 Nc6 19. Rxb7 Nd4 20. Qb2 Rxa5 21. Qb1 dxc4 22. dxc4 Bc8 23. Rb6 Bf5 24. Nde4 Nxe4 25. Nxe4 Rc5 26. Rb4 Bxe4 27. Qxe4 f5 28. Qe3 e4 29. Bb2 Re7 30. Rd1 Rd7 31. Bxd4 Rxd4 32. Rdb1 Kh7 33. Bf1 Qe7 34. Rb8 Rd7 35. R1b7 Rc6 36. Rxd7 Qxd7 37. Qb3 Be5 38. Ra8 Qg7 39. Qb5 Rc7 40. c5 Rb7 41. Qa6 h5 42. c6 Rc7 43. Bc4 Qe7 44. Qb5 Qf6 45. Bd5 h4 46. Qb4 h3 47. Qb1 g5 48. Qf1 g4 49. Qc1 Qh6 50. Qc2 Qd6 51. Qc4 Bf6 52. Ra5 Kg7 53. Qc1 Qb4 54. Ra1 e3 55. fxe3 Bxa1 56. Qxa1+ Kg6 57. Qc1 Qa5 58. Qd1 Qc3 59. Kf2 Re7 60. Qe2 Re8 61. e4 Rf8 62. Kg1 Kg5 63. Qd1 Qb2 64. e5 Ra8 65. Kf1 Ra1 66. Qxa1 Qxa1+ |