| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 71 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Ng6 17. Rd1 Qc7 18. e5 e6 19. Be3 Bb4 20. Rac1 Bc3 21. Qa3 Nh4 22. Be4 Qb8 23. Rd3 f5 24. Bh1 Bxe5 25. Rxc8+ Qxc8 26. fxe5 Qc4 27. bxc4 Nxe5 28. Qd6 Nxd3 29. Qxe6+ Kf8 30. Qd6+ Ke8 31. Bc6+ Kf7 32. Bd5+ Ke8 33. Qe6+ Kd8 34. Bg5+ Kc7 35. Qc6+ Kb8 36. Qb7# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 125 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Nc6 17. Rd1 e6 18. Qd2 Bb4 19. Qd3 Qe7 20. e5 Rc7 21. Be3 g5 22. Qc4 gxf4 23. Bxc6 fxe3 24. Bxd7+ Rxd7 25. Rxd7 Qxd7 26. Qxb4 exf2 27. Kxf2 Rf8 28. Qd6 Qc8 29. Rc1 Qd7 30. Rc7 Qxd6 31. exd6 f6 32. Re7+ Kd8 33. Rxa7 Re8 34. Rxh7 e5 35. Rf7 Re6 36. d7 f5 37. Kf3 Re7 38. Rxf5 Kxd7 39. h4 Ke6 40. Ke4 Kd6 41. h5 Rg7 42. Rf6+ Ke7 43. Rxb6 Rg4+ 44. Kd5 e4 45. Re6+ Kd7 46. Rxe4 Rg3 47. b4 Rg2 48. Rd4 Rh2 49. Kc5+ Ke7 50. a5 Rxh5+ 51. Kc6 Rh6+ 52. Kb7 Rf6 53. a6 Ke6 54. a7 Rf7+ 55. Ka6 Kf6 56. Rf4+ Kg5 57. Rxf7 Kg6 58. Rf3 Kh7 59. a8=Q Kg7 60. Qf8+ Kh7 61. Qf6 Kg8 62. Qe7 Kh8 63. Rf8# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 69 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Ng6 17. Rd1 e6 18. f5 exf5 19. Bh3 Nh4 20. Be3 f6 21. Rd5 Bb4 22. Rad1 Bc3 23. Qa2 Rc7 24. Bf4 Rb7 25. Bg3 h5 26. Bxh4 Bd2 27. Qxd2 g6 28. Re5+ fxe5 29. Bxd8 Kxd8 30. exf5 g5 31. Qxg5+ Kc8 32. f6 Rh6 33. Qg8+ Kc7 34. Rxd7+ Kc6 35. Qd5# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 53 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Ng6 17. Rd1 e6 18. f5 exf5 19. Bh3 Nh4 20. Be3 Qc7 21. Rac1 Qd6 22. Rxc8+ Ke7 23. Rxd6 Kxd6 24. Qd4+ Ke7 25. exf5 g6 26. f6+ Nxf6 27. Qe5# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 83 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Ng6 17. Rd1 e6 18. f5 exf5 19. Bh3 Nh4 20. Be3 Qe7 21. Rd4 Ne5 22. Rd5 Nc6 23. f3 Qc7 24. Rh1 Ne7 25. Rd4 Qc2+ 26. Qxc2 Rxc2+ 27. Rd2 Rxd2+ 28. Bxd2 fxe4 29. fxe4 Nc6 30. Bc3 Ng6 31. Bf5 f6 32. Rd1 Nge5 33. Ke3 Bc5+ 34. Kf4 Ke7 35. Bh3 Bd6 36. Ke3 Ng6 37. Bf5 Bxh2 38. Rd7+ Kf8 39. Be6 Bg1+ 40. Kd2 Nge7 41. b4 Nxb4 42. Rd8# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 59 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Ng6 17. Rd1 Qc7 18. e5 e6 19. Be3 Bb4 20. Rac1 Bc3 21. Qa3 Nh4 22. Be4 Qd8 23. Qd6 a5 24. Bc6 Rxc6 25. Qxc6 Bxe5 26. Bxb6 f5 27. Qxe6+ Kf8 28. Bc5+ Qe7 29. Bxe7+ Ke8 30. Rc8# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 59 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Ng6 17. Rd1 e6 18. f5 exf5 19. Bh3 Nh4 20. Be3 Qc7 21. Rac1 fxe4 22. Rxd7 Qxd7 23. Qe5+ Kd8 24. Rxc8+ Qxc8 25. Qd5+ Ke8 26. Bxc8 Be7 27. Bd7+ Kd8 28. Bc6+ Kc7 29. Qd7+ Kb8 30. Qb7# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 61 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Ng6 17. Rd1 e6 18. f5 exf5 19. Bh3 Nh4 20. Be3 Qe7 21. Rd4 Nc5 22. exf5 Qe5 23. Rd8+ Kxd8 24. Qxe5 Nd7 25. Rd1 Rc2+ 26. Kf1 b5 27. Qb8+ Rc8 28. Rxd7+ Kxd7 29. f6+ Kc6 30. Qxb5+ Kd6 31. Bf4# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 in 65 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Ng6 17. Rd1 e6 18. Kf1 h6 19. f5 exf5 20. exf5 Ne7 21. f6 gxf6 22. Bh3 Rc7 23. Bf4 Rc8 24. Bxd7+ Qxd7 25. Rxd7 Kxd7 26. Qxf6 b5 27. Qxh8 bxa4 28. Rxa4 Nc6 29. Qg8 Be7 30. Qxf7 Rb8 31. Qd5+ Ke8 32. Qxc6+ Kf7 33. Qd5+ |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 59 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Ng6 17. Rd1 Qc7 18. e5 e6 19. Be3 Bb4 20. Rac1 Bc3 21. Qa3 Nh4 22. Be4 Qb8 23. Rd3 f5 24. Rd6 Kf8 25. Rxd7+ Bb4 26. Qxb4+ Rc5 27. Rxc5 Kg8 28. Qc4 Qa8 29. Qxe6+ Kf8 30. Qf7# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 75 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Ng6 17. Rd1 e6 18. f5 exf5 19. Bh3 Nh4 20. Be3 h6 21. Rac1 Rxc1 22. Qxc1 Bb4 23. Qc4 Be7 24. Qc6 Rg8 25. Qb7 Bb4 26. Qxa7 Ke7 27. Bxb6 Qc8 28. Bc7 f6 29. Qd4 Qxc7 30. Qxb4+ Kd8 31. Rd6 Re8 32. f3 Re7 33. Ke3 Qc5+ 34. Qxc5 h5 35. Qc6 Rxe4+ 36. fxe4 f4+ 37. Kf2 Nf5 38. Qxd7# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 119 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Ng6 17. Rd1 Qc7 18. e5 e6 19. Be3 Bb4 20. Rac1 Bc3 21. Qa3 Nh4 22. Be4 Qb8 23. Rd3 f5 24. Bh1 Bxe5 25. Rxc8+ Qxc8 26. fxe5 Nxe5 27. Bg5 Nhg6 28. Rd8+ Qxd8 29. Bxd8 Kxd8 30. Qd6+ Nd7 31. Bc6 Nf8 32. f4 h6 33. h4 g6 34. Ke3 Rh7 35. Kd4 Re7 36. Kc4 Ke8 37. h5 gxh5 38. Qd1 Rh7 39. Qxh5+ Ke7 40. b4 Nf6 41. Qd1 h5 42. Kb5 Rg7 43. Ka6 Rg4 44. Kxa7 Rxf4 45. Qd2 e5 46. Kxb6 h4 47. a5 Rd4 48. Qe1 Kd6 49. a6 Nd5+ 50. Bxd5 Nd7+ 51. Kb7 Nf6 52. b5 Nxd5 53. a7 Ra4 54. Qc1 Re4 55. a8=Q Ke7 56. Qg5+ Kd6 57. Qf8+ Ne7 58. Qgxe7+ Kd5 59. Qc5+ Ke6 60. Qfe7# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 59 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Ng6 17. Rd1 Qc7 18. e5 e6 19. Be3 Bb4 20. Rac1 Bc3 21. Qa3 Nh4 22. Be4 g5 23. Bd4 gxf4 24. Rxc3 Qd8 25. Rxc8 Qxc8 26. Qd6 f3+ 27. Kf1 Nxe5 28. Bxe5 Qa8 29. Bc6+ Qxc6 30. Qd8# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 63 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Ng6 17. Rd1 e6 18. f5 exf5 19. Bh3 Nh4 20. Be3 Qe7 21. Rd4 Nc5 22. exf5 Rc6 23. Rad1 b5 24. Rd8+ Qxd8 25. Qe5+ Ne6 26. Rxd8+ Kxd8 27. fxe6 Rc2+ 28. Kd1 Rc8 29. Qd4+ Bd6 30. Qxd6+ Ke8 31. Qd7+ Kf8 32. Qxf7# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 63 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Ng6 17. Rd1 e6 18. f5 exf5 19. Bh3 Nh4 20. Be3 Qc7 21. Rac1 g5 22. Rxc7 Rxc7 23. Qxh8 Ng6 24. Qb2 g4 25. exf5 gxh3 26. fxg6 hxg6 27. Qh8 f5 28. Kf1 Rc2 29. Bg5 Nf6 30. Qxf6 Rxf2+ 31. Kxf2 Bg7 32. Qe7# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 69 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Ng6 17. Rd1 e6 18. f5 exf5 19. Bh3 Nh4 20. Be3 h6 21. Rac1 Rxc1 22. Qxc1 Bb4 23. Qc4 Be7 24. Qc6 g6 25. Qb7 Bb4 26. exf5 Nxf5 27. Qxa7 Qc8 28. Bxf5 Qc6 29. Bxd7+ Kf8 30. Bxc6 g5 31. Rd8+ Kg7 32. Bd5 Rf8 33. Rxf8 Bxf8 34. Qxf7+ Kh8 35. Qg8# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 105 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Ng6 17. Rd1 Qc7 18. e5 e6 19. Be3 Bb4 20. Rac1 Bc3 21. Qa3 Nh4 22. Be4 Qb8 23. Rd3 f5 24. Bxf5 exf5 25. Rdxc3 Rxc3 26. Rxc3 Ng2 27. Rc6 Qd8 28. Qd6 Nf8 29. Rc7 Qxd6 30. exd6 Ng6 31. Rxa7 N2xf4+ 32. Bxf4 Nxf4+ 33. Ke3 Nd3 34. Ra8+ Kd7 35. Rxh8 Nc5 36. Rxh7 Nxb3 37. Rxg7+ Kxd6 38. Rg6+ Kc7 39. h4 Nc5 40. h5 Nxa4 41. h6 Nc3 42. h7 Nd5+ 43. Kf3 Ne7 44. Rg5 Kd6 45. h8=Q Nd5 46. Qd4 Ke6 47. Rg6+ Kf7 48. Qg7+ Ke8 49. Qg8+ Kd7 50. Qxd5+ Ke7 51. Re6+ Kf8 52. Qd7 b5 53. Re8# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 117 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Ng6 17. Rd1 Qc7 18. e5 e6 19. Be3 Bb4 20. Rac1 Bc3 21. Qb1 Qd8 22. Qd3 Nh4 23. Bb7 Rc7 24. Rxc3 Rxb7 25. Qc4 Nf5 26. Qc6 Rb8 27. Rcd3 Ne7 28. Qxd7+ Qxd7 29. Rxd7 Nd5 30. R1xd5 exd5 31. Rxa7 Rf8 32. Kd3 g6 33. f3 h6 34. Kd4 Rd8 35. Rb7 f6 36. Rxb6 Ke7 37. b4 h5 38. a5 Rd7 39. a6 h4 40. Kc3 Rc8+ 41. Bc5+ Kd8 42. Rxf6 Kc7 43. Rxg6 Rf7 44. Rf6 Rh7 45. Kd4 Rd7 46. a7 Kb7 47. e6 Rdc7 48. e7 Rxe7 49. Bxe7 Kxa7 50. Bc5+ Kb7 51. Kxd5 Rc7 52. Rb6+ Kc8 53. Rh6 Rd7+ 54. Bd6 Rg7 55. Kc6 Rg8 56. b5 Rd8 57. b6 Rf8 58. b7+ Kd8 59. b8=Q# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 73 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Ng6 17. Rd1 Qc7 18. e5 e6 19. Be3 Bb4 20. Rac1 Bc3 21. Qa3 Nh4 22. Be4 Qb8 23. Rd3 f5 24. Bh1 Bxe5 25. Rxc8+ Qxc8 26. fxe5 Qc4 27. bxc4 Nxe5 28. Rd4 Nhg6 29. Qd6 Kf7 30. Qc7+ Kf6 31. Rd6 Ne7 32. f4 Ng4 33. Bd5 Nxd5 34. Bd4+ Ne5 35. Bxe5+ Kg6 36. Qxg7+ Kh5 37. Qg5# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 69 moves | 1. e4 c5 2. a4 d5 3. Nc3 d4 4. Nce2 Nc6 5. d3 Nf6 6. Nf3 Bg4 7. c3 b6 8. b3 Bxf3 9. gxf3 Ne5 10. Bg2 dxc3 11. d4 cxd4 12. Qc2 d3 13. Qxc3 dxe2 14. Kxe2 Nfd7 15. f4 Rc8 16. Qb2 Ng6 17. Rd1 e6 18. f5 exf5 19. Bh3 Nh4 20. Be3 Qe7 21. Rac1 Rd8 22. Bxf5 Nxf5 23. exf5 Qh4 24. Rc7 Qg4+ 25. f3 Qg2+ 26. Bf2 Bc5 27. Rxc5 Qg4 28. Re5+ Kf8 29. fxg4 a6 30. Qa3+ Kg8 31. Rxd7 g5 32. Rxd8+ Kg7 33. Rxh8 a5 34. Qf8+ Kf6 35. Re6# |