| ECO A06 in 1998 play it! sadler matthew defeats black's beikert guenther in 65 moves | 1. Nf3 d5 2. b3 Nf6 3. Bb2 e6 4. g3 Be7 5. Bg2 O-O 6. O-O c5 7. e3 b6 8. d3 Nc6 9. Nbd2 Qc7 10. Nh4 Re8 11. f4 e5 12. h3 exf4 13. gxf4 g6 14. Nhf3 d4 15. exd4 Bb7 16. dxc5 Nd5 17. Ne4 Nxf4 18. Qd2 f5 19. Kh1 fxe4 20. Qc3 Ne5 21. Nxe5 Bf6 22. Rxf4 Bxe5 23. Qc4+ Kh8 24. Rf7 Re7 25. Bxe5+ Qxe5 26. d4 Qg5 27. Rxe7 Qxe7 28. c6 Bc8 29. d5 Qe5 30. Rd1 Qg3 31. Qd4+ Kg8 32. Qxe4 Bxh3 33. d6 |
| ECO A05 in 2000 play it! sadler matthew defeats black's langheinrich fer in 67 moves | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. d3 O-O 5. O-O d5 6. Bf4 c5 7. Nc3 d4 8. Na4 Qa5 9. c4 Bd7 10. b3 Bc6 11. Bd2 Qc7 12. b4 cxb4 13. a3 bxa3 14. Nxd4 Bxg2 15. Kxg2 Nbd7 16. Bb4 Rfe8 17. Nc3 e5 18. Ndb5 Qc6+ 19. f3 e4 20. fxe4 Ng4 21. Nd5 Nb6 22. Nbc7 Rac8 23. Nxe8 Nxd5 24. cxd5 Qxe8 25. Qb3 Bxa1 26. Rxa1 Qe5 27. Qxa3 Qd4 28. Be1 Ne3+ 29. Kh1 Qf6 30. Bd2 Nf1 31. Bf4 g5 32. Rxf1 gxf4 33. Rxf4 Qd4 34. Qe7 |
| ECO A01 in 2000 play it! sadler matthew defeats black's proehl holger in 81 moves | 1. b3 e5 2. Bb2 Nc6 3. e3 d6 4. Nf3 Nf6 5. d4 exd4 6. Nxd4 Bd7 7. c4 d5 8. Nc3 dxc4 9. Bxc4 Be7 10. Nf3 O-O 11. O-O a6 12. Rc1 Bd6 13. Nd5 Ne4 14. Bd3 Bf5 15. Rc4 Re8 16. Qc2 Bf8 17. Nc3 Nb4 18. Rxb4 Bxb4 19. Nxe4 Bg6 20. Ne5 Qe7 21. f4 Bd6 22. Nxg6 hxg6 23. Qc3 f6 24. Qc4+ Qf7 25. Nxd6 cxd6 26. Qxf7+ Kxf7 27. Kf2 d5 28. Ke2 Rac8 29. Kd2 Red8 30. h3 Rc6 31. Rf3 Rh8 32. Rg3 Rh6 33. b4 Rc8 34. Bd4 Rc7 35. a4 Rc8 36. a5 Rc7 37. Bc5 f5 38. Bc2 Rh8 39. Bb3 Rd7 40. Ba4 Rc7 41. Kd3 |
| ECO A01 in 1987 play it! sadler matthew defeats black's tangborn eric in 61 moves | 1. b3 d5 2. Bb2 c5 3. Nf3 f6 4. e3 e5 5. d4 cxd4 6. exd4 e4 7. Nfd2 f5 8. c4 Nf6 9. Nc3 Be6 10. cxd5 Nxd5 11. Bc4 Bb4 12. Nxd5 Bxd5 13. Qh5+ g6 14. Qh6 Bf8 15. Qf4 Bd6 16. Qe3 Be7 17. f3 Bh4+ 18. g3 Bg5 19. Qe2 O-O 20. O-O Bxd2 21. fxe4 Bxc4 22. Qxc4+ Kg7 23. d5+ Kh6 24. Kg2 Qe7 25. Qd3 Bb4 26. exf5 gxf5 27. a3 Ba5 28. b4 Nd7 29. Rae1 Qd8 30. Re6+ Nf6 31. Rxf5 |
| ECO A01 in 1989 play it! sadler matthew defeats black's rodriguez amador in 71 moves | 1. b3 e5 2. Bb2 Nc6 3. e3 d6 4. Bb5 Bd7 5. Ne2 a6 6. Bxc6 Bxc6 7. O-O Qg5 8. f3 f5 9. c4 Nf6 10. Nbc3 h5 11. Rf2 h4 12. d4 O-O-O 13. b4 h3 14. g3 Nh5 15. Qd2 Be7 16. b5 axb5 17. cxb5 Bd7 18. Nd5 Be6 19. f4 exf4 20. exf4 Qg4 21. Nxe7+ Kd7 22. d5 Bf7 23. Nc6 bxc6 24. dxc6+ Ke8 25. b6 cxb6 26. Qe3+ Kf8 27. Qxb6 Re8 28. c7 Qg6 29. Rd1 Bxa2 30. Rxd6 Qf7 31. Rd8 Be6 32. c8=Q Bxc8 33. Qc5+ Kg8 34. Rxc8 Rxc8 35. Qxc8+ Kh7 36. Qc2 |
| ECO B40 in 2001 play it! sadler matthew defeats black's hoffmann michael in 73 moves | 1. e4 c5 2. Nf3 e6 3. b3 b6 4. d4 cxd4 5. Nxd4 Bb7 6. Bd3 Nf6 7. e5 Nd5 8. O-O Nc6 9. Nxc6 Bxc6 10. c4 Nb4 11. Be2 a5 12. Bb2 Be7 13. Nc3 O-O 14. Bf3 f6 15. exf6 Bxf6 16. Bxc6 Nxc6 17. Qd2 d5 18. Qe3 Re8 19. Rad1 d4 20. Qh3 Qe7 21. Ne4 e5 22. Rde1 Qe6 23. Qd3 Be7 24. f4 exf4 25. Rxf4 Qg6 26. Ref1 Bc5 27. Bc1 Rf8 28. Nxc5 bxc5 29. Qf3 Rxf4 30. Bxf4 Qe6 31. Qh5 d3 32. Qxc5 Rf8 33. Qe3 Qf5 34. Rf3 Qg6 35. h3 Nb4 36. Rg3 Qf5 37. Bh6 |
| ECO B70 in 1992 play it! sadler matthew defeats black's nunn john in 65 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Bg5 Nc6 9. Nb3 h6 10. Bh4 Bd7 11. Kh1 a5 12. a4 Nb4 13. f4 Rc8 14. Bf3 b6 15. Rf2 Nh7 16. Rd2 g5 17. Bg3 Bxc3 18. bxc3 Rxc3 19. e5 f5 20. exd6 e6 21. fxg5 hxg5 22. Be5 Rc4 23. c3 Nc6 24. Bxc6 Rxc6 25. Qh5 Qe8 26. Qh6 Qf7 27. Nd4 Rc5 28. Nf3 Nf6 29. Qxg5+ Qg7 30. Qxg7+ Kxg7 31. Bd4 Rc6 32. Ne5 Rxd6 33. Nxd7 |
| ECO D20 in 1996 play it! sadler matthew defeats black's brunner lucas in 85 moves | 1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 c5 6. Qe2 a6 7. dxc5 Bxc5 8. e4 b5 9. Bb3 Bb7 10. Bc2 Nbd7 11. O-O Qb8 12. Nbd2 O-O 13. e5 Ng4 14. Ne4 Ngxe5 15. Bf4 Nxf3+ 16. Qxf3 Qa7 17. Qh3 Bd4 18. Nc5 Nf6 19. Nd7 Rfd8 20. Nxf6+ Bxf6 21. Be3 Bd4 22. Qxh7+ Kf8 23. Qh8+ Ke7 24. Qh4+ Ke8 25. Qh8+ Ke7 26. Bg5+ Bf6 27. Qxg7 Qd4 28. Bg6 Bxg5 29. Qxf7+ Kd6 30. Rad1 Bd2 31. Qxb7 Rh8 32. Qf3 Kc5 33. Rc1+ Bxc1 34. Rxc1+ Kb6 35. Qc6+ Ka5 36. Qc7+ Kb4 37. a3+ Kb3 38. Qc2+ Ka2 39. Qb1+ Kb3 40. Bc2+ Kc4 41. Be4+ Kb3 42. Rc3+ Ka4 43. Qc2+ |
| ECO D32 in 1992 play it! sadler matthew defeats black's boog alexandre in 61 moves | 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 cxd4 5. Qa4+ Bd7 6. Qxd4 exd5 7. Qxd5 Nc6 8. Nf3 Nf6 9. Qd1 Bc5 10. e3 Qe7 11. a3 O-O-O 12. Qc2 Kb8 13. Be2 g5 14. b4 Bd6 15. Bb2 Rhg8 16. Rd1 g4 17. Nd4 Nxd4 18. Rxd4 Bc6 19. O-O g3 20. hxg3 Rxg3 21. fxg3 Qxe3+ 22. Rf2 Qxd4 23. Nb5 Qe4 24. Qxe4 Nxe4 25. Nxd6 Nxd6 26. Be5 Bd5 27. Bg4 Ka8 28. Bxd6 Rxd6 29. Rd2 a5 30. Bf3 axb4 31. Bxd5 |
| ECO D15 in 2007 play it! sadler matthew defeats black's dreev alexey rus in 123 moves | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. O-O a6 10. e4 c5 11. d5 Qc7 12. dxe6 fxe6 13. Bc2 O-O-O 14. Ng5 Ne5 15. Qe2 Re8 16. f4 Nc6 17. Nf3 g5 18. e5 g4 19. exf6 gxf3 20. Qxf3 Nd4 21. Qh5 Be7 22. f7 Rd8 23. Be4 b4 24. Bxb7+ Kxb7 25. Ne2 Bf6 26. f5 exf5 27. Nxd4 Bxd4+ 28. Kh1 Rhf8 29. Rxf5 Rd7 30. Bf4 Rdxf7 31. Bxc7 Rxf5 32. Qe2 Kxc7 33. h3 Re5 34. Qxa6 Rf2 35. a3 b3 36. Qa5+ Kc8 37. Qa8+ Kc7 38. Qa5+ Kc8 39. Qa6+ Kc7 40. Qa7+ Kc8 41. Qxh7 Ree2 42. Qa7 Rxg2 43. Qa8+ Kc7 44. Qxg2 Rxg2 45. Kxg2 Kc6 46. Kf3 c4 47. Rb1 Bf6 48. Ke4 Kc5 49. h4 Bh8 50. h5 Bg7 51. Ke3 Kb5 52. Ke4 Kc5 53. Ke3 Kb5 54. Kd2 Bh6+ 55. Kd1 Bg7 56. a4+ Ka5 57. Kd2 Kb4 58. a5 Bh6+ 59. Kd1 Kxa5 60. Ra1+ Kb4 61. Ra6 Be3 62. Re6 |
| ECO D10 in 1993 play it! sadler matthew defeats black's shvidler eliahu in 65 moves | 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 g6 5. Nf3 Bg7 6. Be2 O-O 7. O-O dxc4 8. a4 Be6 9. e4 h6 10. h3 a5 11. Be3 Na6 12. Ne5 Nb4 13. f4 Nd7 14. f5 Nxe5 15. fxe6 Ned3 16. exf7+ Rxf7 17. Rxf7 Kxf7 18. e5 c5 19. Bxd3 Nxd3 20. Qg4 cxd4 21. Rf1+ Kg8 22. Bxh6 Ra6 23. Bxg7 Kxg7 24. Ne4 Nxe5 25. Qf4 Qb8 26. Qh4 Qe8 27. Ng5 Qh8 28. Qxd4 Kh6 29. Qxe5 Qxe5 30. Nf7+ Kg7 31. Nxe5 b5 32. axb5 Rb6 33. Rf7+ |
| ECO D31 in 1998 play it! sadler matthew defeats black's wells peter in 78 moves | 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. O-O b4 10. Ne4 Be7 11. Nxf6+ Nxf6 12. a3 a5 13. e4 O-O 14. Qe2 c5 15. dxc5 Nd7 16. c6 Bxc6 17. Be3 Bb7 18. Rfd1 Qb8 19. Nd4 Nc5 20. Bb5 bxa3 21. Rxa3 Nxe4 22. Rad3 Rc8 23. Bd7 Rc5 24. Nxe6 fxe6 25. Bxe6+ Kh8 26. Rd7 Bf8 27. Qf3 Ng5 28. Qxb7 Qxb7 29. Rxb7 Nxe6 30. Bxc5 Nxc5 31. Rb5 a4 32. Rc1 Rd8 33. g3 Ne6 34. Ra5 Nd4 35. Rc4 Nf3+ 36. Kh1 g5 37. Rcxa4 Rd2 38. Kg2 Ne1+ 39. Kf1 Nd3 |
| ECO D35 in 1988 play it! sadler matthew defeats black's flear christine in 71 moves | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 O-O 8. Qc2 Nbd7 9. Nge2 Re8 10. f3 Nf8 11. O-O Nh5 12. Bxe7 Qxe7 13. e4 Be6 14. Rae1 g6 15. Qd2 Qd6 16. e5 Qe7 17. g4 Ng7 18. Ng3 Qh4 19. Nce2 Bd7 20. Kg2 Nfe6 21. h3 c5 22. Qd1 cxd4 23. f4 h5 24. f5 Ng5 25. Nf4 gxf5 26. gxf5 Ne4 27. Bxe4 dxe4 28. e6 fxe6 29. f6 Nf5 30. Nxf5 exf5 31. Qb3+ Be6 32. Nxe6 Kh8 33. f7 Rg8+ 34. fxg8=Q+ Rxg8+ 35. Kh2 e3 36. Nf4 |
| ECO D35 in 1993 play it! sadler matthew defeats black's lacrosse marc in 49 moves | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 Nbd7 8. Nge2 O-O 9. Ng3 Re8 10. Nf5 Nf8 11. Nxe7+ Qxe7 12. O-O Qe6 13. Bf4 Ng6 14. Bg3 b6 15. a4 a5 16. Bc7 c5 17. Nb5 Ba6 18. dxc5 bxc5 19. Bxa5 Bxb5 20. axb5 Ne5 21. h3 c4 22. Bc2 Rab8 23. Bc3 Re7 24. Qd4 h6 25. Ra5 |
| ECO D31 in 1992 play it! sadler matthew defeats black's meyers viesturs in 81 moves | 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 Nf6 6. e3 O-O 7. Bd3 b6 8. Nge2 c5 9. O-O Nc6 10. Rc1 Bb7 11. h3 a6 12. Bb1 c4 13. Ng3 g6 14. e4 Nxe4 15. Ncxe4 dxe4 16. Bxe4 b5 17. d5 Na5 18. Qd2 Bf6 19. Bf3 Bg7 20. Bh6 Bxh6 21. Qxh6 Rc8 22. Ne4 f6 23. Bg4 Bxd5 24. Bxc8 Qxc8 25. Rfe1 Nc6 26. Rcd1 Nb4 27. Nc3 Bf7 28. Rd4 Qf5 29. Rf4 Qg5 30. Qxg5 fxg5 31. Rf6 Nd3 32. Re2 b4 33. Ne4 a5 34. Nxg5 Nxb2 35. Rxf7 Rxf7 36. Nxf7 c3 37. Nd6 a4 38. Nb5 Nd1 39. Rc2 b3 40. axb3 axb3 41. Rxc3 |
| ECO D10 in 1993 play it! sadler matthew defeats black's prie eric by checkmate in 83 moves | 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. O-O Be7 10. e4 b4 11. Na4 c5 12. e5 Nd5 13. Nxc5 Nxc5 14. dxc5 Rc8 15. Nd2 Bxc5 16. Ne4 O-O 17. Qh5 g6 18. Qh3 Be7 19. Bh6 Re8 20. Rad1 Qb6 21. Bg5 Bf8 22. Bb5 Bg7 23. Bxe8 Rxe8 24. Nf6+ Nxf6 25. exf6 Qb5 26. Qh4 Bf8 27. Bh6 Qc6 28. f3 Qc5+ 29. Kh1 Bd5 30. Rc1 Qd6 31. Bxf8 Qxf8 32. Rc7 Ra8 33. Re7 a5 34. a3 bxa3 35. bxa3 a4 36. Rc1 h5 37. Rcc7 Bb3 38. h3 Ra5 39. Qb4 Rf5 40. Rxf7 Qxb4 41. Rg7+ Kf8 42. Rc8# |
| ECO D06 in 1995 play it! sadler matthew defeats black's condie mark in 49 moves | 1. d4 d5 2. c4 Bf5 3. cxd5 Bxb1 4. Qa4+ c6 5. Rxb1 Qxd5 6. Nf3 Nf6 7. e3 Nbd7 8. b4 e5 9. dxe5 Nxe5 10. Nxe5 Qxe5 11. b5 Rd8 12. Be2 Bd6 13. bxc6 O-O 14. cxb7 Bb8 15. Bb2 Qf5 16. O-O Ne4 17. Rbd1 Nd2 18. Rfe1 h5 19. Ba3 Ne4 20. Bf3 Ng5 21. Bxf8 Nxf3+ 22. gxf3 Qh3 23. Bd6 Rxd6 24. Qe8+ Kh7 25. Qxb8 |
| ECO D35 in 2007 play it! sadler matthew defeats black's hansen lars bo d in 87 moves | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Nbd7 8. Nge2 Nf8 9. Qc2 Ne6 10. Bh4 g6 11. f3 O-O 12. O-O b6 13. Kh1 Bb7 14. Rad1 Rc8 15. Qc1 Nd7 16. Bf2 f5 17. Qb1 Rf7 18. Bg1 Qf8 19. a3 Nf6 20. e4 f4 21. b4 Kh8 22. Qb3 a6 23. Rc1 Qg7 24. b5 axb5 25. exd5 cxd5 26. Nxb5 Ra8 27. a4 Rg8 28. Nc7 Nxc7 29. Rxc7 Bd8 30. Rxf7 Qxf7 31. Nxf4 Bc7 32. Ne2 Bc8 33. Rc1 Be6 34. Rc6 Ne8 35. Qc2 Rg7 36. Bf2 g5 37. Bg3 g4 38. fxg4 Bxg3 39. Nxg3 Rxg4 40. Rxb6 Rf4 41. Qe2 Bd7 42. Rb7 Rxd4 43. Rxd7 Qxd7 44. Qe5+ |
| ECO D11 in 2001 play it! sadler matthew defeats black's duppel matthias in 78 moves | 1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nbd2 Nd7 5. e4 dxe4 6. Nxe4 Ngf6 7. Bd3 Nxe4 8. Bxe4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. O-O-O Nf6 12. Bc2 Qc7 13. Qg5 b5 14. c5 Nd5 15. Kb1 f6 16. Qd2 a5 17. h4 g6 18. Rde1 a4 19. g3 Bd7 20. Ka1 Rad8 21. Be4 Bc8 22. Qc2 Kh8 23. Re2 Qg7 24. Rd2 Nb4 25. Qd1 Qf7 26. Bb1 Rd7 27. Re1 Rfd8 28. Qc1 Re7 29. Rde2 Nd5 30. Be4 Rde8 31. Qd2 e5 32. dxe5 Bg4 33. e6 Bxe6 34. Nd4 Bd7 35. a3 Re5 36. f4 R5e7 37. Qa5 Bg4 38. Bxd5 Qxd5 39. Rxe7 Rxe7 |
| ECO D20 in 1991 play it! sadler matthew defeats black's fernandez juan l in 49 moves | 1. d4 d5 2. c4 dxc4 3. Nc3 e5 4. e3 exd4 5. exd4 Nf6 6. Bxc4 Be7 7. Nf3 O-O 8. h3 Nbd7 9. O-O Nb6 10. Bb3 Nfd5 11. Re1 c6 12. Bc2 Re8 13. Ne5 Be6 14. Qd3 g6 15. Nxg6 hxg6 16. Rxe6 Bf6 17. Rxe8+ Qxe8 18. Ne4 Bg7 19. Bd2 Rd8 20. Re1 Qd7 21. Nc5 Qc7 22. Bb3 Kf8 23. Qxg6 Nd7 24. Nxd7+ Qxd7 25. Qh7 |