| ECO B53 in 2003 play it! fortress 1 defeats black's biglion c by checkmate in 109 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bg4 6. Bxc6+ bxc6 7. Qc3 Qc7 8. h3 Bh5 9. Bg5 h6 10. Bh4 e5 11. Nbd2 g5 12. Bg3 O-O-O 13. O-O-O Nf6 14. Nxe5 dxe5 15. Bxe5 Bb4 16. Bxc7 Bxc3 17. Bxd8 Bxd2+ 18. Rxd2 Rxd8 19. Rxd8+ Kxd8 20. e5 Nd5 21. h4 Bg6 22. hxg5 hxg5 23. Rh8+ Kc7 24. Kd2 Kd7 25. Ra8 Ke6 26. Rxa7 Kxe5 27. c4 Nb4 28. Kc3 Nd3 29. f3 Kd6 30. a4 Ne1 31. c5+ Kxc5 32. Ra5+ Kb6 33. Rxg5 Bb1 34. b4 Kc7 35. Rg7 Kb8 36. a5 Bg6 37. f4 Be4 38. Rxf7 Nxg2 39. f5 Bd5 40. Rh7 Nf4 41. f6 Ne2+ 42. Kb2 Nf4 43. f7 Ng6 44. Kc3 Kc8 45. Kd4 Be6 46. Rg7 Bxf7 47. Rxf7 Kb8 48. a6 Ka8 49. Kc5 Ne5 50. Rg7 Ng4 51. Rxg4 Ka7 52. Kxc6 Kxa6 53. b5+ Ka7 54. b6+ Kb8 55. Rg8# |
| ECO B53 in 2003 play it! fortress 1 defeats black's gerbil 0 in 51 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nf6 5. Bg5 Bd7 6. Nc3 Nc6 7. Qd2 Qa5 8. O-O-O Be6 9. Bb5 Bxa2 10. e5 Ng8 11. exd6 exd6 12. Qe3+ Be6 13. Nd4 Kd7 14. Rhe1 Kc7 15. Nxe6+ fxe6 16. Qxe6 Rc8 17. Re4 Kb8 18. Ra4 Qb6 19. Be3 Qc7 20. Bxc6 b6 21. Be4 Nf6 22. Nb5 Re8 23. Qa2 Rxe4 24. Nxc7 Rxa4 25. Qxa4 Kxc7 26. Qxa7+ |
| ECO B53 in 2003 play it! fortress 1 defeats black's simontacchi 1a in 93 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 a6 5. Nc3 e5 6. Qa4+ Bd7 7. Qb3 b5 8. a4 Be6 9. Nd5 bxa4 10. Qxa4+ Bd7 11. Qa5 Qxa5+ 12. Rxa5 Ra7 13. Be3 Rb7 14. b3 Ne7 15. Bxa6 Nxa6 16. Rxa6 Nxd5 17. Ra8+ Ke7 18. exd5 Bf5 19. c4 Rxb3 20. O-O f6 21. c5 Rb5 22. Nh4 Be4 23. c6 Bxd5 24. Nf5+ Kf7 25. c7 Be6 26. Nxd6+ Bxd6 27. Rxh8 Bxc7 28. Rxh7 Rb8 29. Bh6 Rg8 30. Ra1 Bb6 31. Ra6 Bf5 32. Rxg7+ Rxg7 33. Bxg7 Bxf2+ 34. Kxf2 Kxg7 35. h4 Bc8 36. Rb6 Kg6 37. Kf3 Kg7 38. g4 Kf7 39. g5 f5 40. h5 Kg7 41. h6+ Kh7 42. Rb5 Be6 43. Rxe5 Bf7 44. Re7 Kg8 45. Rd7 Bh5+ 46. Kf4 Kh8 47. Kxf5 |
| ECO B53 in 2004 play it! fortress 1 defeats black's olithink 11 by checkmate in 117 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 a6 5. Be3 Nc6 6. Qa4 Nf6 7. Nc3 Ng4 8. Nd5 Nxe3 9. Nxe3 g6 10. O-O-O Bg7 11. Bc4 O-O 12. Qb3 Na5 13. Qd3 Qb6 14. Bb3 Be6 15. Nd4 Nxb3+ 16. cxb3 Kh8 17. h4 h5 18. f3 Qc5+ 19. Kb1 Bd7 20. g4 b5 21. gxh5 Qxh5 22. Nd5 e6 23. Nf4 Qe5 24. Qe3 d5 25. h5 g5 26. h6 Qxf4 27. hxg7+ Kxg7 28. Qc3 f6 29. exd5 exd5 30. Qc5 Bf5+ 31. Ka1 Kg6 32. Nc6 Kg7 33. Ne7 Rfd8 34. Rxd5 Rh8 35. Nxf5+ Qxf5 36. Rg1 Qf4 37. Rf5 Qxf5 38. Qxf5 Raf8 39. f4 Rh5 40. Qd7+ Rf7 41. Qd6 Kh7 42. Qe6 Rg7 43. Qxf6 g4 44. Qxa6 g3 45. Qa8 Rh6 46. Qe4+ Kh8 47. Rd1 Rf7 48. Rd8+ Kg7 49. f5 Kf6 50. Qd4+ Kxf5 51. Qd5+ Kg4 52. Rg8+ Kf4 53. Qxf7+ Ke5 54. Rg5+ Ke4 55. Qd5+ Kf4 56. Qe5+ Kf3 57. Rxg3+ Kf2 58. Qe3+ Kf1 59. Rg1# |
| ECO B53 in 2004 play it! fortress 1 defeats black's armageddon 1 in 47 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Bd7 5. Be3 Nf6 6. Nc3 Nc6 7. Qd2 e5 8. O-O-O Bg4 9. Bb5 a6 10. Bxc6+ bxc6 11. h3 Bxf3 12. gxf3 Qa5 13. Qd3 Rb8 14. Rhg1 Qb4 15. b3 Qa3+ 16. Kb1 h6 17. Qc4 c5 18. Na4 a5 19. c3 Nd7 20. Bc1 Rb4 21. cxb4 Qxb4 22. Qa6 Qb8 23. Qc6 Qd8 24. Bd2 |
| ECO B34 in 2004 play it! fortress 1 defeats black's gerbil 0 in 95 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nxc6 dxc6 6. Qxd8+ Kxd8 7. Bc4 f5 8. Nc3 Nf6 9. e5 Nd7 10. Bf4 b5 11. Bf7 g5 12. Bxg5 Nxe5 13. O-O-O+ Kc7 14. Bb3 Ng4 15. Rhe1 b4 16. Na4 Nxf2 17. Bf4+ Kb7 18. Nc5+ Kb6 19. Rd2 Kxc5 20. Be3+ Kb5 21. Bxf2 Bg7 22. Rde2 e6 23. Bc4+ Ka5 24. Re5+ Bxe5 25. Rxe5+ c5 26. Rxc5+ Kb6 27. Rxc8+ Kb7 28. Rxh8 Rxh8 29. Bxe6 f4 30. Bd5+ Kb8 31. Bc5 Rd8 32. Bf3 a5 33. Bb6 b3 34. axb3 Rd6 35. Bxa5 Ra6 36. Bc3 Re6 37. b4 Kc7 38. Bd2 Rf6 39. c4 Kd6 40. Kc2 Rf7 41. b5 Ke5 42. b6 Rf8 43. c5 Kd4 44. c6 Kc5 45. b7 Kb6 46. Bxf4 Re8 47. c7 Re2+ 48. Bxe2 |
| ECO B40 in 2003 play it! fortress 1 defeats black's ufim 0 in 55 moves | 1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. Bb5 Bd6 5. Bxc6 dxc6 6. d4 cxd4 7. Qxd4 f6 8. Be3 e5 9. Qc4 Bg4 10. O-O-O Ne7 11. Bc5 b5 12. Qb4 a5 13. Qb3 Bxc5 14. Rxd8+ Kxd8 15. Qf7 Rg8 16. h3 Bxf3 17. gxf3 Kc7 18. Rd1 a4 19. Rd3 Kb6 20. Rd7 a3 21. b3 Rae8 22. Qe6 Ka5 23. Rxe7 Bxe7 24. Qxc6 Rb8 25. Qc7+ Ka6 26. Qxe7 Rbc8 27. Qxa3+ Kb7 28. Nxb5 |
| ECO B32 in 2003 play it! fortress 1 defeats black's nullmover 0j in 117 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qa5+ 5. Nc3 Nxd4 6. Qxd4 e5 7. Qc4 Nf6 8. Bd2 Qc5 9. Nb5 Kd8 10. Be3 Qxc4 11. Bxc4 Nxe4 12. Bxa7 Rxa7 13. Nxa7 Bb4+ 14. c3 Bc5 15. Nxc8 Bxf2+ 16. Ke2 Kxc8 17. Bd5 Nf6 18. Bxb7+ Kxb7 19. Kxf2 h5 20. Rhe1 h4 21. Kf3 e4+ 22. Rxe4 Nxe4 23. Kxe4 Re8+ 24. Kd3 f5 25. Rf1 Re5 26. b4 Kc6 27. a4 g5 28. Kd2 Rd5+ 29. Kc2 Re5 30. Rf2 d5 31. Kd2 f4 32. h3 Re3 33. Rf3 Re8 34. Rd3 Re7 35. a5 Rb7 36. Ke2 Re7+ 37. Kf2 Re5 38. Rd1 Kb5 39. Re1 Re4 40. Rd1 Re5 41. Rd4 Kc6 42. Rd2 Kb5 43. Re2 Rf5 44. Re8 Rf7 45. Rb8+ Kc4 46. Rc8+ Kb3 47. Rc5 Ra7 48. Kf3 Ka4 49. Rxd5 Rc7 50. Rd3 Kb3 51. Kg4 Kc4 52. Rd8 f3 53. gxf3 Kxc3 54. b5 Rc4+ 55. Kh5 g4 56. fxg4 Rc5+ 57. Kxh4 Rxb5 58. a6 Ra5 59. Ra8 |
| ECO B32 in 2003 play it! fortress 1 defeats black's chessterfieldcl by checkmate in 95 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Bd3 Nf6 7. Nc3 Bb4 8. Bd2 O-O 9. a3 Be7 10. f4 exf4 11. e5 Nd5 12. Nxd5 cxd5 13. Bxf4 Qb6 14. Rb1 Re8 15. Qf3 Bf6 16. Kd1 Be7 17. Be3 Qc6 18. Rf1 Rf8 19. Qh3 g6 20. Bh6 Re8 21. Qf3 Qe6 22. Bf4 Rb8 23. Kd2 Bc5 24. Rfe1 a5 25. Kc1 f6 26. Re2 f5 27. h4 Rb7 28. h5 Re7 29. Bd2 a4 30. Bg5 Re8 31. Qg3 d4 32. Bf6 Kf7 33. Qh4 Rg8 34. hxg6+ hxg6 35. g4 Bb6 36. Rg2 d6 37. gxf5 gxf5 38. Rxg8 Kxg8 39. Qh8+ Kf7 40. Be2 Qxf6 41. Qxf6+ Kg8 42. Bc4+ Kh7 43. Kd2 Ba5+ 44. Ke2 d3+ 45. Kf3 Be1 46. Rxe1 d5 47. Rh1+ Kg8 48. Rh8# |
| ECO C43 in 2002 play it! fortress 1 defeats black's ghost 01 in 96 moves | 1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qxd4 d5 6. exd6 Nxd6 7. Nc3 Nc6 8. Bb5 Bd7 9. Bxc6 Bxc6 10. O-O Bxf3 11. Qe3+ Be7 12. Qxf3 O-O 13. Bf4 Bg5 14. Bg3 Re8 15. Rad1 Rc8 16. Nb5 Qd7 17. c4 Red8 18. Bxd6 cxd6 19. Nxd6 h6 20. Nxb7 Qxd1 21. Rxd1 Rxd1+ 22. Qxd1 Rxc4 23. f4 Rxf4 24. g3 Rc4 25. Qd7 Rc1+ 26. Kf2 Bf6 27. Nd6 Bxb2 28. Qxf7+ Kh7 29. Qxa7 Rd1 30. Qa4 Rd2+ 31. Kg1 Bd4+ 32. Kh1 Ba1 33. Qe4+ Kh8 34. Nf7+ Kg8 35. Nxh6+ gxh6 36. Qc4+ Kg7 37. Qc7+ Kg6 38. Qc1 Bc3 39. Qxc3 Rd1+ 40. Kg2 Rd6 41. Qe5 Rd2+ 42. Kf1 Rxh2 43. Kg1 Rd2 44. Qe6+ Kg7 45. Qg4+ Kh7 46. Qf4 Re2 47. Qf5+ Kh8 48. Qc8+ Kh7 |
| ECO C44 in 2003 play it! fortress 1 defeats black's bestia 0 in 87 moves | 1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. Bb5 Nxe4 5. O-O d6 6. Bxc6+ bxc6 7. d4 exd4 8. Nxd4 c5 9. Re1 cxd4 10. Rxe4+ Be6 11. Qh5 Qd7 12. cxd4 d5 13. Re1 Bb4 14. Nc3 Rb8 15. Bd2 Be7 16. Rxe6 Qxe6 17. Re1 Qg6 18. Qe5 O-O 19. Qxe7 Rxb2 20. Nxd5 Qc6 21. Qa3 Qxd5 22. Qxb2 a5 23. Re5 Qd6 24. Bxa5 Kh8 25. Bb4 Qb6 26. Ba3 Qxb2 27. Bxb2 c5 28. Rxc5 f6 29. Rb5 Kg8 30. Rb7 Ra8 31. a3 Rc8 32. g4 Rd8 33. Kg2 Ra8 34. g5 Ra5 35. gxf6 gxf6 36. h4 h6 37. Kg3 Rd5 38. Kf4 Rh5 39. Ke4 Rxh4+ 40. f4 Rh1 41. d5 Rd1 42. Bxf6 h5 43. Ke5 Re1+ 44. Kf5 |
| ECO C55 in 2003 play it! fortress 1 defeats black's averno 00 by checkmate in 133 moves | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Nxe4 5. Nxe4 d5 6. Bd3 dxe4 7. Bxe4 Bd6 8. Bxc6+ bxc6 9. d4 exd4 10. Qxd4 O-O 11. O-O Qd7 12. Re1 Qf5 13. Qc3 Bb7 14. b3 c5 15. Bb2 f6 16. Re3 Kh8 17. g3 c4 18. Nd4 Qh3 19. f3 c5 20. Ne6 Bxf3 21. Rxf3 Qxe6 22. Qxc4 Qxc4 23. bxc4 Rfe8 24. Rd1 Bc7 25. Rd7 Bb6 26. Bc3 Rac8 27. a4 Re4 28. Rb7 Ra8 29. a5 Bd8 30. Kf2 Kg8 31. Rd3 Kf8 32. Bd2 a6 33. Rdd7 Re7 34. Rxe7 Bxe7 35. Be3 Ke8 36. Kf3 h5 37. Ke4 h4 38. gxh4 g6 39. Rc7 Kd8 40. Bf4 g5 41. hxg5 fxg5 42. Bg3 Rc8 43. Rxc8+ Kxc8 44. h3 Bf6 45. Be1 Bd4 46. Bd2 Kd7 47. Kd5 Bf6 48. Kxc5 Bd8 49. Kd5 Be7 50. c5 Kc8 51. Kc6 Bd8 52. c4 Bc7 53. Bxg5 Bxa5 54. h4 Be1 55. h5 Bc3 56. Bf4 a5 57. Kb5 Kd8 58. h6 Kd7 59. h7 Bg7 60. c6+ Kd8 61. Kb6 Kc8 62. Kc5 Kd8 63. Kd6 Kc8 64. Be5 Bf8+ 65. Kd5 Ba3 66. h8=Q+ Bf8 67. Qxf8# |
| ECO C44 in 2004 play it! fortress 1 defeats black's tinker in 93 moves | 1. e4 e5 2. Nf3 Nc6 3. c3 d6 4. d4 Bg4 5. Bb5 Bxf3 6. Qxf3 Qf6 7. Qd3 exd4 8. cxd4 a6 9. Bxc6+ bxc6 10. Nc3 c5 11. Nd5 Qd8 12. Qc4 c6 13. Qa4 Rc8 14. Be3 Ne7 15. dxc5 dxc5 16. O-O-O Nxd5 17. exd5 Bd6 18. dxc6 O-O 19. Qxa6 Rc7 20. Rd5 Qf6 21. Rhd1 Be5 22. Qb5 Bd4 23. Bxd4 cxd4 24. R1xd4 Rxc6+ 25. Kb1 Qg6+ 26. Qd3 Qxg2 27. Rd8 Qh1+ 28. Qd1 Qxd1+ 29. Rxd1 Rh6 30. Rxf8+ Kxf8 31. Rh1 Rg6 32. f3 Rg2 33. a4 Rf2 34. a5 Rxf3 35. Rc1 Rf6 36. Rc2 Ra6 37. b4 Ke7 38. Rc7+ Ke6 39. Kc2 h5 40. Kc3 g5 41. Kc4 Ra8 42. Rc6+ Kd7 43. Kc5 Rc8 44. Rxc8 Kxc8 45. a6 f5 46. b5 f4 47. Kd6 |
| ECO C55 in 2003 play it! fortress 1 defeats black's celes 0c wbec by checkmate in 87 moves | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. d3 d6 6. O-O O-O 7. Bg5 Bg4 8. Nd5 Nd4 9. Kh1 b5 10. Bxf6 gxf6 11. Nxd4 Bxd1 12. Nc6 Bxc2 13. Bxb5 Rb8 14. Bc4 Rxb2 15. Nxd8 Rxd8 16. Nxc7 f5 17. exf5 e4 18. dxe4 Bxe4 19. Nd5 Bxd5 20. Bxd5 Rxf2 21. Rxf2 Bxf2 22. g4 Re8 23. Kg2 Re2 24. Kf3 Rd2 25. Bb3 Bc5 26. h4 Kf8 27. Rc1 Rd3+ 28. Kg2 a5 29. f6 Rd4 30. Kg3 Rd2 31. g5 Kg8 32. Rb1 d5 33. Rc1 Bf8 34. Rc8 a4 35. Bxa4 d4 36. Bb3 d3 37. h5 Rc2 38. Bxc2 dxc2 39. h6 c1=Q 40. Rxc1 Bd6+ 41. Kg4 Ba3 42. Rc8+ Bf8 43. Kf3 Kh8 44. Rxf8# |
| ECO C43 in 2003 play it! fortress 1 defeats black's sunsetter ca by checkmate in 133 moves | 1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qxd4 d5 6. exd6 Nxd6 7. Nc3 Nc6 8. Bb5 Qe7+ 9. Qe3 Nxb5 10. Nxb5 Be6 11. O-O a6 12. Nbd4 Nxd4 13. Qxd4 c5 14. Qc3 O-O-O 15. Bf4 h6 16. Rad1 Rd5 17. b4 Qd8 18. Rxd5 Qxd5 19. b5 axb5 20. Qa5 b6 21. Qxb6 Qb7 22. Qxb7+ Kxb7 23. Rb1 b4 24. a3 Ka6 25. axb4 cxb4 26. Bd2 Kb5 27. Nd4+ Kc4 28. Nc6 Bf5 29. Ne5+ Kd5 30. Nxf7 Rg8 31. Bxb4 Bxc2 32. Rb2 Bxb4 33. Rxb4 Ke6 34. Nxh6 gxh6 35. Rb6+ Ke7 36. Rxh6 Be4 37. g3 Bf3 38. h3 Rd8 39. g4 Rd5 40. Kh2 Kd7 41. Rf6 Be4 42. Rf4 Bc2 43. Kg3 Ke6 44. f3 Rd2 45. h4 Ke5 46. Rf8 Ke6 47. h5 Ke7 48. Rb8 Rd7 49. g5 Kd6 50. Kf4 Kd5 51. g6 Kd4 52. Rg8 Rd6 53. g7 Rf6+ 54. Kg5 Rd6 55. Rh8 Bb3 56. h6 Rd5+ 57. Kh4 Rd7 58. h7 Kd3 59. g8=Q Ba4 60. Qg6+ Kd2 61. Rc8 Rd4+ 62. Kg3 Rh4 63. Kxh4 Bb3 64. Qd6+ Ke3 65. Re8+ Be6 66. Rxe6+ Kxf3 67. Qg3# |
| ECO C11 in 2003 play it! fortress 1 defeats black's greko in 81 moves | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Be3 h6 6. Qg4 h5 7. Qg3 h4 8. Qg4 c5 9. f4 cxd4 10. Bxd4 Nc6 11. O-O-O Nxd4 12. Rxd4 a6 13. Nf3 b5 14. f5 Nb8 15. Bd3 b4 16. Ne2 Nc6 17. Rf4 Qa5 18. Kb1 Qc7 19. Qg5 h3 20. gxh3 Rxh3 21. f6 g6 22. Bxg6 Rxf3 23. Bxf7+ Qxf7 24. Rxf3 Bb7 25. Nf4 O-O-O 26. Rh3 d4 27. Re1 Re8 28. Qg6 Qxg6 29. Nxg6 Nb8 30. Rh8 Nd7 31. Rg1 Kc7 32. Nxf8 Rxf8 33. Rxf8 Nxf8 34. Rg7+ Nd7 35. f7 Kd8 36. f8=Q+ Nxf8 37. Rxb7 a5 38. Rb8+ Ke7 39. Ra8 Ng6 40. Rxa5 Kd7 41. Rc5 |
| ECO B19 in 2002 play it! fortress 1 defeats black's cerebro 110b in 103 moves | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6 11. O-O Qc7 12. Re1 e6 13. Ne5 Nxe5 14. dxe5 Nd7 15. Bf4 O-O-O 16. Rad1 Qb6 17. Qb3 Qa5 18. Bd2 Qa6 19. Qf3 Qxa2 20. Bc3 g5 21. Qxf7 Bc5 22. Ne4 Rhf8 23. Qg7 g4 24. Nxc5 Nxc5 25. Ra1 Qd5 26. Rxa7 Qd7 27. Ra8+ Kc7 28. Qxf8 Rxf8 29. Rxf8 Na4 30. Ba5+ b6 31. Rf4 bxa5 32. Rxa4 Qd2 33. Rae4 c5 34. R1e2 Qc1+ 35. Kh2 Qxb2 36. Rxg4 Qc1 37. f3 Kc6 38. Ree4 Qxc2 39. Rg6 Kd5 40. Rxh6 a4 41. Rg6 Qb1 42. h6 Qb7 43. Rxa4 Qh7 44. Rh4 Kxe5 45. Rg7 Qh8 46. h7 Qxg7 47. h8=Q Qxh8 48. Rxh8 Kf6 49. Rc8 c4 50. Kg3 Ke5 51. Rxc4 Kf6 52. Kf4 |
| ECO B01 in 2003 play it! fortress 1 defeats black's matheus 1 by checkmate in 59 moves | 1. e4 d5 2. d4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 e6 6. Bg5 Bb4 7. Qd3 Nc6 8. Be2 O-O 9. O-O-O Bxc3 10. Qxc3 Qd6 11. Bxf6 gxf6 12. Kb1 Rd8 13. Qe3 Nb4 14. Qh6 Qe7 15. Rhe1 Rd6 16. Qh4 Rb6 17. Bc4 Qd8 18. Re4 Kf8 19. Qxh7 f5 20. Ne5 Qf6 21. Rg4 fxg4 22. Rf1 Qxf1+ 23. Bxf1 Ke7 24. Qxf7+ Kd6 25. c4 c5 26. Qf8+ Kc7 27. Qe7+ Kb8 28. Qd8 a6 29. Nd7+ Ka7 30. Qxb6# |
| ECO B00 in 2002 play it! fortress 1 defeats black's averno 00 by checkmate in 129 moves | 1. e4 b6 2. d4 e6 3. Nf3 Bb7 4. Bd3 c5 5. Nc3 Nf6 6. O-O cxd4 7. Nxd4 Bb4 8. e5 Bxc3 9. bxc3 Nd5 10. Qg4 Kf8 11. Bg5 Qc8 12. c4 Nc7 13. a4 Ne8 14. a5 bxa5 15. Rxa5 Kg8 16. Rb1 a6 17. Be4 Qc7 18. Bxb7 Ra7 19. Bd2 Rxb7 20. Rb3 Rb6 21. Qg5 d6 22. Bc3 h6 23. exd6 Rxd6 24. Qc5 Kh7 25. Qxc7 Nxc7 26. Rb7 Nc6 27. Ra1 Nxd4 28. Bxd4 Rxd4 29. Rxc7 Kg6 30. Kf1 Rhd8 31. g3 Rd1+ 32. Rxd1 Rxd1+ 33. Ke2 Rc1 34. Kd3 Rh1 35. Ra7 Rd1+ 36. Kc3 Rf1 37. c5 Ra1 38. c6 Ra5 39. Kc4 Ra4+ 40. Kc5 Ra5+ 41. Kd4 Rd5+ 42. Kc4 Rd2 43. c3 Rd6 44. Kc5 Rd5+ 45. Kb6 Rb5+ 46. Kxa6 Rb3 47. c7 Rxc3 48. Kb7 Rb3+ 49. Ka8 Rc3 50. Kb8 e5 51. c8=Q Rxc8+ 52. Kxc8 f6 53. Kd8 Kh7 54. Ke7 Kg8 55. Ke6 Kh8 56. Kf5 Kh7 57. g4 Kg8 58. Kg6 Kf8 59. Rxg7 f5 60. gxf5 h5 61. f6 h4 62. Rb7 Ke8 63. f7+ Kf8 64. Kf6 e4 65. Rb8# |
| ECO D15 in 2003 play it! fortress 1 defeats black's rdchess 1 in 88 moves | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. e4 b5 6. Bd2 e6 7. e5 Nd5 8. Qc2 Be7 9. Be2 Nb4 10. Qe4 Nd7 11. a3 Nd5 12. Qg4 g6 13. Rc1 Nxc3 14. Bxc3 Nb6 15. Bd1 a5 16. Bc2 b4 17. Bd2 bxa3 18. bxa3 Bxa3 19. Ra1 Bb4 20. O-O Bxd2 21. Nxd2 O-O 22. Rfc1 a4 23. Bd1 f5 24. Qf4 c3 25. Nf3 Nd5 26. Qh6 a3 27. Bb3 Qc7 28. Bxd5 cxd5 29. Qe3 Qa7 30. Rxc3 a2 31. h4 Bd7 32. h5 Rab8 33. hxg6 hxg6 34. Nd2 Ra8 35. Qh6 Rf7 36. Rh3 Rg7 37. Nf3 Kf8 38. Qh8+ Rg8 39. Qf6+ Ke8 40. Rxa2 Rf8 41. Rh8 Rxh8 42. Qxh8+ Ke7 43. Qf6+ Ke8 44. Rxa7 Rxa7 |