| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 89 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. Qg3 Ng6 17. Rd1 Qc7 18. Bd2 e6 19. Rac1 Qd8 20. Bc3 Rg8 21. Ke1 Ba3 22. Ra1 Qe7 23. Rd4 Bc5 24. Rc4 e5 25. fxe5 Ngxe5 26. Bxe5 Nxe5 27. Rcc1 Rd8 28. Rd1 f6 29. f4 Nd7 30. Rd5 Kf7 31. Rad1 Qe6 32. e5 Nxe5 33. fxe5 Qe7 34. Qh4 h6 35. Qc4 Bb4+ 36. Kf2 Rb8 37. Rd7+ Kf8 38. Rxe7 Bxe7 39. Qc7 Bc5+ 40. Kg3 Ra8 41. Bxa8 Be7 42. Qc8+ Kf7 43. Bd5+ Kg6 44. Be4+ Kh5 45. Qg4# |
| 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. Kf1 Nh4 19. f5 exf5 20. exf5 Nxg2 21. Kxg2 Qh4 22. Re1+ Kd8 23. h3 Rc5 24. a5 Rxf5 25. axb6 Bc5 26. Be3 Bxe3 27. Rxe3 Rg5+ 28. Kf1 a5 29. Qc3 Qf4 30. Rxa5 Qf5 31. Qc7# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 57 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. Rd3 Rc6 24. Bxc6 b5 25. Rxd7 Qxd7 26. Bxd7+ Kd8 27. Bxb5 Nf5 28. Rxc3 Nxe3 29. Qd6# |
| 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. Qg3 Ng6 17. Rd1 e5 18. fxe5 Ngxe5 19. Ra2 Qc7 20. Bf4 f6 21. Bh3 Ng4 22. Bxc7 f5 23. Rad2 Ndf6 24. exf5 h5 25. f3 h4 26. Qf4 Ne3 27. Qxe3+ Ne4 28. Qxe4+ Be7 29. Rd8+ Rxd8 30. Rxd8+ Kf7 31. Qe6# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 81 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. Be3 Qh4 19. h3 Rg8 20. Rac1 Bc5 21. Kf1 Bxe3 22. fxe3 Nc5 23. e5 Ne7 24. b4 Nd7 25. Rxc8+ Nxc8 26. Bc6 a5 27. Qd4 Qd8 28. Bxd7+ Ke7 29. bxa5 Qc7 30. Bxc8 Rxc8 31. Qd6+ Qxd6 32. exd6+ Kd8 33. axb6 Rc2 34. d7 Rb2 35. a5 h6 36. Rd6 Rb1+ 37. Ke2 g5 38. a6 e5 39. a7 g4 40. a8=Q+ Ke7 41. d8=Q# |
| 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 Nc6 17. Rd1 e6 18. Qd2 Nb4 19. Ba3 Rc2 20. Bxb4 Rxd2+ 21. Bxd2 Qh4 22. h3 Nc5 23. Rac1 Nxb3 24. Rc8+ Kd7 25. Ra8 Nxd2 26. Rxd2+ Ke7 27. e5 Qh5+ 28. Ke1 Qg4 29. Rxa7+ Ke8 30. Bc6# |
| 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. Rd3 f5 24. Bh1 Ba5 25. Bc6 Rc7 26. Rxd7 Rc8 27. Rc7+ Qd7 28. Bxd7+ Kf7 29. Be8+ Kxe8 30. Qe7# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 55 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. Qd4 h6 23. Rc7 Nf3 24. Qd5 f4 25. Bxd7+ Qxd7 26. Rxd7 Nd4+ 27. Rxd4 Bc5 28. Qxf7# |
| 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 Qc7 18. e5 e6 19. Be3 Bb4 20. Rac1 Bc3 21. Qa3 Nh4 22. Be4 Qd8 23. Rd3 Rc6 24. Bxc6 Bxe5 25. Rxd7 Qxd7 26. fxe5 Qxc6 27. Rxc6 Nf3 28. Kxf3 g5 29. Bxg5 Kd7 30. Qd6+ Ke8 31. Qe7# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 99 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 Nf5 24. Bxf5 exf5 25. Rd3 Bb2 26. Rb1 Nxe5 27. fxe5 Qxd6 28. exd6 Rc5 29. d7+ Kd8 30. Bxc5 Be5 31. Bd4 Bxd4 32. Rxd4 a6 33. Rc1 Ke7 34. Kf3 Rf8 35. d8=Q+ Rxd8 36. Re1+ Kf6 37. Rxd8 g5 38. Rd6+ Kg7 39. Rxb6 a5 40. Re5 g4+ 41. Kf4 h5 42. Rxa5 Kf8 43. Rxf5 Ke8 44. a5 g3 45. fxg3 h4 46. gxh4 Ke7 47. a6 f6 48. Rfxf6 Ke8 49. Rb7 Kd8 50. Rf8# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 91 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 b5 23. Rxc3 Qxc3 24. Rc1 Qxc1 25. Bxc1 b4 26. Qb2 Nc5 27. Bc2 O-O 28. Qb1 g6 29. Bd2 a5 30. Be3 Rfd8 31. Qb2 Rd5 32. h3 Ng2 33. Bc1 Rcd8 34. f5 Nd3 35. Bxd3 R5d6 36. exd6 Rxd6 37. Bh6 Nf4+ 38. Bxf4 Rd5 39. fxe6 fxe6 40. Qf6 Rc5 41. Qxe6+ Kg7 42. Qe7+ Kg8 43. Qxc5 Kg7 44. Qe7+ Kg8 45. Be5 g5 46. Bxh7# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 57 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 Nf5 24. Bxf5 exf5 25. Rd3 Bb2 26. e6 Rc4 27. exd7+ Qxd7 28. Qxd7+ Kf8 29. Qd8# |
| 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 Qc7 18. e5 e6 19. Be3 Bb4 20. Rac1 Bc3 21. Qa3 Nh4 22. Be4 Qd8 23. Rd3 f5 24. Bh1 Ba5 25. b4 Rxc1 26. Bxc1 Bxb4 27. Qxb4 Qc8 28. Qd6 Nc5 29. Ba3 h5 30. Bxc5 Qc6 31. Qe7# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 55 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 a6 28. Qe7# |
| 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 Qe7 21. Rd4 Ne5 22. Rd5 Nc6 23. Qb1 Nb4 24. Rd2 Rc3 25. Bxf5 Nxf5 26. exf5 Qe5 27. Qh1 Nc6 28. Rc1 Be7 29. Rxc3 Qxc3 30. Qe4 Nd8 31. Bf4 Qb4 32. Rxd8+ Kxd8 33. Qd5+ Kc8 34. Qc6+ Kd8 35. Bc7+ Kc8 36. Bxb6+ Kb8 37. Qc7+ Ka8 38. Qxa7# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 85 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 Nf5 24. Bxf5 exf5 25. Rd3 Bb2 26. Rb1 Bc3 27. Rc1 Ba5 28. Rxc8 Qxc8 29. b4 Bxb4 30. Qxb4 g6 31. f3 Qc2+ 32. Rd2 Qc7 33. Qb5 Rf8 34. Bf2 h6 35. Bh4 Rg8 36. Bf6 Qb7 37. Rd5 a6 38. Rxd7 Qxd7 39. Qxb6 Qc8 40. Qd6 Qc2+ 41. Ke1 Qb1+ 42. Kf2 Qe4 43. Qe7# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 93 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 Qd8 22. Ra1 h6 23. Rac1 Rxc1 24. Qxc1 Bb4 25. Qc4 Be7 26. Qb5 Qc8 27. Bxf5 Nxf5 28. Qxf5 g6 29. Qb5 a6 30. Qd5 Nf6 31. Qe5 Rg8 32. Rc1 Qd8 33. Rd1 Nd7 34. Qc3 Bg5 35. Qc6 Bxe3 36. Kxe3 h5 37. Rd5 Rg7 38. f4 g5 39. f5 f6 40. Rd6 Qb8 41. Qd5 Qc7 42. Qa8+ Nb8 43. Qd5 Qc1+ 44. Ke2 Qb2+ 45. Kf1 b5 46. Qe6+ Kf8 47. Rd8# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 77 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 Rc8 13. Qb1 d3 14. Nxc3 Rxc3 15. Ra2 Qc7 16. O-O Rc2 17. Be3 e6 18. Rb2 Bd6 19. Rd1 Qc3 20. Ra2 Rxa2 21. Qxa2 Kd7 22. Rc1 Qxb3 23. Qxb3 Ke7 24. f4 Neg4 25. e5 Nxe5 26. fxe5 Bxe5 27. Qb5 Bd6 28. Qa6 Rd8 29. Qxa7+ Rd7 30. Qxb6 Ng4 31. Bg5+ f6 32. Bd2 Bxh2+ 33. Kf1 Kf7 34. Qb5 Rd4 35. Qh5+ Kf8 36. Rc8+ Ke7 37. Qe8+ Kd6 38. Rc6+ Ke5 39. Qxe6# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate 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 Nh4 19. f5 exf5 20. exf5 Nxg2 21. Kxg2 Qe7 22. Kf1 Nc5 23. Bf4 g6 24. Qxh8 Ra8 25. Bd6 Qxd6 26. Rxd6 gxf5 27. Re1+ Ne6 28. Qg8 Rb8 29. Rexe6+ fxe6 30. Rxe6+ Kd8 31. Qxf8+ Kd7 32. Qe7+ Kc8 33. Rc6# |
| ECO B20 in 2008 play it! gnuchess5 defeats black's crafty19 by checkmate in 121 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. Be3 Qd6 15. Kxe2 Qe6 16. Bf4 Ng6 17. Be3 Rc8 18. Qb2 Nh4 19. Rhg1 Nxg2 20. Rxg2 Qh3 21. Rag1 Nh5 22. Qe5 Rd8 23. Qc7 Qe6 24. Rc1 Rd1 25. Rxd1 f5 26. Rg5 Nf6 27. Rxf5 Qxb3 28. e5 Kf7 29. exf6 gxf6 30. Rxf6+ Kxf6 31. Bd4+ Kg6 32. Qg3+ Kf7 33. Qf4+ Ke8 34. Bxh8 Qc2+ 35. Ke1 Qc8 36. Qe4 Qc5 37. Qxh7 Qg5 38. Ke2 a6 39. h4 Qh6 40. Qxh6 Bxh6 41. Rb1 b5 42. axb5 axb5 43. Rxb5 Bf4 44. Kd3 Bd6 45. h5 Bf4 46. Bd4 e6 47. Ke4 Bh6 48. Ke5 Kd7 49. Rb7+ Kc8 50. Rh7 Bc1 51. Kxe6 Bg5 52. h6 Bxh6 53. Rxh6 Kc7 54. f4 Kc6 55. f5 Kb5 56. f6 Kc4 57. Rh4 Kd3 58. f7 Ke2 59. f8=Q Kf1 60. Qf3 Kg1 61. Rh1# |