| ECO A02 in 1989 play it! schmidt schaeffe defeats black's ostojic predrag in 123 moves | 1. f4 g6 2. Nf3 Bg7 3. e3 Nf6 4. Be2 O-O 5. O-O d5 6. d3 Nc6 7. c3 Re8 8. d4 Ne4 9. Nbd2 Nd6 10. b4 a6 11. Nb3 b6 12. a4 f6 13. a5 Ne4 14. Bb2 b5 15. Nfd2 Nxd2 16. Qxd2 e5 17. Rad1 exf4 18. exf4 Bf5 19. Rde1 Bf8 20. Bf3 Be4 21. Bd1 Ne7 22. Bc1 Nf5 23. Be2 h5 24. Qd1 Qd7 25. Rf2 Re6 26. Bf1 Rae8 27. Rfe2 h4 28. Bd2 h3 29. Rf2 hxg2 30. Bxg2 Bxg2 31. Rxg2 Nh4 32. Rxe6 Qxe6 33. Rg4 Nf5 34. Rxg6+ Kf7 35. Rg2 Ng7 36. Qf3 Qf5 37. Qg4 Qb1+ 38. Nc1 Re6 39. Qf3 Re4 40. Qd3 Qa1 41. Be3 Nf5 42. Ra2 Qxa2 43. Nxa2 Nxe3 44. Nc1 Bd6 45. Ne2 Nc4 46. Qh3 Ke7 47. Qg4 Kd8 48. h4 Ne3 49. Qg6 Kd7 50. Qxf6 Re6 51. Qg7+ Be7 52. h5 Nf5 53. Qg4 Nh6 54. Qf3 c6 55. Qh3 Kd6 56. Kf2 Bd8 57. Nc1 Rf6 58. Nd3 Kc7 59. Nc5 Rxf4+ 60. Ke3 Rg4 61. Nxa6+ Kc8 62. Nc5 |
| ECO A02 in 1990 play it! schmidt schaeffe defeats black's syska a in 69 moves | 1. f4 c5 2. Nf3 Nc6 3. g3 g6 4. Bg2 Bg7 5. O-O d6 6. d3 e6 7. a4 Nge7 8. Na3 O-O 9. c3 Rb8 10. Nc4 a6 11. Qe1 b5 12. Ne3 b4 13. g4 Re8 14. Ng5 h6 15. Ne4 bxc3 16. bxc3 Nd5 17. Nc4 Bf8 18. f5 exf5 19. gxf5 Bxf5 20. Rxf5 gxf5 21. Qg3+ Kh7 22. Ncxd6 Bxd6 23. Qxd6 Qxd6 24. Nxd6 Red8 25. Nxf7 Rd7 26. Nxh6 Nce7 27. c4 Nc3 28. Kf2 Kg6 29. Bd2 Rb3 30. Rg1 Kf6 31. Bf3 Ne4+ 32. dxe4 Rxd2 33. exf5 Nxf5 34. Nxf5 Kxf5 35. h4 |
| ECO A02 in 1988 play it! schmidt schaeffe defeats black's lorenz m in 35 moves | 1. f4 f5 2. b3 Nf6 3. Nf3 b6 4. g3 Bb7 5. Bg2 e6 6. O-O Be7 7. Bb2 O-O 8. d3 Nd5 9. Qc1 Bc5+ 10. Kh1 Ne3 11. d4 Nxf1 12. dxc5 Nxg3+ 13. hxg3 bxc5 14. Qg1 Qe7 15. Ne5 Bxg2+ 16. Qxg2 Qd6 17. Nc3 Qb6 18. Qxa8 |
| ECO A03 in 2006 play it! schmidt schaeffe defeats black's sabrowski uwe in 120 moves | 1. f4 d5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. d3 c6 7. Qe1 Ng4 8. c3 Qb6+ 9. Kh1 Ne3 10. Bxe3 Qxe3 11. d4 Qe6 12. Ng5 Qd6 13. e4 dxe4 14. Nxe4 Qc7 15. Nbd2 Bf5 16. Nc4 Nd7 17. Nf2 Be6 18. Ne3 Nf6 19. Nd3 Rae8 20. Qe2 Qc8 21. Nc5 Bd5 22. Nxd5 cxd5 23. Rae1 e6 24. Rf2 b6 25. Nd3 Qc4 26. a3 Ng4 27. Qxg4 Qxd3 28. Bf1 Qf5 29. Qf3 h5 30. Bd3 Qg4 31. Qe3 h4 32. Rg1 h3 33. Qf3 Qxf3+ 34. Rxf3 f5 35. Bf1 Kf7 36. Bxh3 a5 37. Re1 Rd8 38. Bf1 Rh8 39. Kg2 Rd6 40. Rfe3 Bf6 41. h4 Bg7 42. Be2 Bf6 43. Bb5 Bg7 44. Kf3 Bf6 45. Rd3 Rdd8 46. b3 Be7 47. Rde3 Rd6 48. c4 Rc8 49. cxd5 Rxd5 50. Bc4 Rxc4 51. bxc4 Rxd4 52. Rxe6 Bc5 53. Kg2 Rxc4 54. Rc6 Rc2+ 55. Kh3 Ra2 56. h5 gxh5 57. Re5 Rxa3 58. Rxf5+ Ke7 59. Rxh5 Kd7 60. Rg6 Bd6 |
| ECO A03 in 2006 play it! schmidt schaeffe defeats black's prudlo simon in 85 moves | 1. f4 d5 2. Nf3 g6 3. e3 Bg7 4. Be2 Nd7 5. d4 Nh6 6. O-O O-O 7. c4 c6 8. Nc3 Nf6 9. Ne5 dxc4 10. e4 Nd7 11. Nxc4 Nb6 12. Ne5 f5 13. Qb3+ Kh8 14. d5 cxd5 15. exd5 Nf7 16. Nxf7+ Rxf7 17. Rd1 Rf6 18. Be3 Bd7 19. Bd4 Rf8 20. Be5 a6 21. Qb4 a5 22. Qd4 Bf6 23. Bf3 Nc8 24. Bxf6+ Rxf6 25. d6 Bc6 26. Bxc6 bxc6 27. dxe7 Qxd4+ 28. Rxd4 Nxe7 29. Re1 Ng8 30. Rd7 Rff8 31. Re6 Rab8 32. b3 Rfd8 33. Ra7 c5 34. Rc6 Rbc8 35. Rxc8 Rxc8 36. Rxa5 c4 37. b4 Rd8 38. Rc5 Rd2 39. Rxc4 Nf6 40. b5 Rc2 41. Rc8+ Kg7 42. Rc7+ Kh6 43. Nd5 |
| ECO A02 in 1990 play it! schmidt schaeffe defeats black's schwing h in 57 moves | 1. f4 Nf6 2. Nf3 c5 3. g3 g6 4. Bg2 Bg7 5. O-O Nc6 6. d3 d6 7. e4 Bd7 8. Qe2 Qc8 9. c3 O-O 10. Nbd2 Bh3 11. a4 Bxg2 12. Kxg2 Qc7 13. Nc4 e6 14. e5 dxe5 15. fxe5 Nd5 16. h4 Rad8 17. h5 gxh5 18. Rh1 Nde7 19. Bg5 h6 20. Bf6 Bxf6 21. exf6 Nf5 22. Nfe5 Nxe5 23. Nxe5 Kh7 24. Rxh5 Rg8 25. Rah1 Rxg3+ 26. Kf1 Rg6 27. Nxg6 Ng3+ 28. Kg2 Nxh1 29. Ne5 |
| ECO A02 in 1990 play it! schmidt schaeffe defeats black's ostojic p in 91 moves | 1. f4 c5 2. Nf3 Nc6 3. g3 d6 4. Bg2 Nf6 5. O-O e5 6. d3 Be7 7. e4 exf4 8. Bxf4 O-O 9. Nc3 d5 10. exd5 Nxd5 11. Nxd5 Qxd5 12. Qd2 Bf6 13. c3 Qh5 14. Rae1 Be6 15. a3 Rad8 16. Ng5 Qg6 17. Nxe6 fxe6 18. Be4 Qe8 19. Qg2 Qd7 20. Qh3 g6 21. Bxc6 bxc6 22. Qxe6+ Qxe6 23. Rxe6 Rxd3 24. Bd6 Rd8 25. Rfxf6 Rd1+ 26. Kg2 c4 27. Bf4 Kg7 28. Rxc6 Re8 29. Rfe6 Rxe6 30. Rxe6 Rb1 31. Re2 Kf6 32. Kf3 a5 33. Ke4 Rd1 34. Rd2 Re1+ 35. Kd4 g5 36. Bc7 Kf5 37. Kxc4 a4 38. Kb5 h5 39. Kxa4 Re7 40. Bb6 Kg4 41. c4 Kh3 42. c5 Re6 43. b4 g4 44. b5 Re4+ 45. Ka5 Re3 46. a4 |
| ECO A02 in 1990 play it! schmidt schaeffe defeats black's bannasch h in 45 moves | 1. f4 Nf6 2. Nf3 d5 3. g3 Bg4 4. Bg2 e6 5. O-O Bc5+ 6. d4 Bd6 7. Ne5 Bf5 8. e3 Be4 9. Bh3 Nbd7 10. Nd2 O-O 11. c4 c6 12. Qb3 Rb8 13. Nxe4 Nxe4 14. Nxd7 Qxd7 15. cxd5 cxd5 16. Qxd5 Nf6 17. Qb3 Qe7 18. Bd2 Ne4 19. Be1 Kh8 20. Bg2 Nf6 21. e4 Bc7 22. Rd1 Bb6 23. Bb4 |
| ECO A00 in 1996 play it! schmidt schaeffe defeats black's belaz c in 123 moves | 1. d3 d5 2. c3 Nf6 3. Bg5 c6 4. Nd2 Qb6 5. Qc2 Bf5 6. e4 dxe4 7. dxe4 Bg6 8. Ne2 Ng4 9. Bh4 e5 10. h3 Nh6 11. Bg5 Bc5 12. O-O-O Nd7 13. Nc4 Qc7 14. Ng3 f6 15. Bxh6 gxh6 16. Be2 O-O-O 17. Bg4 Kb8 18. Rhe1 Nb6 19. Ne3 Bxe3+ 20. Rxe3 Nd5 21. Red3 h5 22. Bxh5 Nf4 23. Rxd8+ Rxd8 24. Bf3 Rd5 25. h4 h6 26. Nf5 Bxf5 27. exf5 Rd6 28. g3 Nd5 29. Qd3 b5 30. Qe2 Nb6 31. Rxd6 Qxd6 32. Qd2 Qxd2+ 33. Kxd2 Nc4+ 34. Kc2 Kc7 35. Be4 Nd6 36. Kd3 c5 37. g4 Kd8 38. b3 a5 39. Bd5 b4 40. cxb4 axb4 41. Ke3 Ke7 42. Be6 Kf8 43. f4 exf4+ 44. Kxf4 Nb5 45. Ke4 Nc7 46. Bc4 Ke7 47. Kf4 Ne8 48. Bd3 Kd6 49. Bb5 Nc7 50. Bc4 Ne8 51. Bf7 Nc7 52. g5 hxg5+ 53. hxg5 fxg5+ 54. Kxg5 Ke7 55. Kg6 Kf8 56. Bc4 Ne8 57. f6 Nd6 58. Bd3 Nc8 59. Kf5 Kf7 60. Bc4+ Ke8 61. Ke6 Nb6 62. Kd6 |
| ECO A00 in 1996 play it! schmidt schaeffe defeats black's schwaegli b in 73 moves | 1. d3 Nf6 2. e4 d6 3. g3 g6 4. Bg2 Bg7 5. f4 c6 6. Nf3 O-O 7. c3 a5 8. O-O a4 9. h3 b5 10. Be3 Na6 11. Kh2 Qa5 12. Nbd2 b4 13. Nd4 Bd7 14. c4 e5 15. Ne2 Nc5 16. d4 exd4 17. Nxd4 Rad8 18. Qc2 Ne6 19. Nxe6 fxe6 20. c5 d5 21. e5 Ne8 22. Nf3 Nc7 23. h4 Bh6 24. Bh3 Rb8 25. Nd4 Rfe8 26. h5 gxh5 27. Rae1 Bf8 28. f5 exf5 29. Bxf5 Bxf5 30. Qxf5 Rbc8 31. Qf7+ Kh8 32. Bg5 Bg7 33. Bf6 Rg8 34. Nf5 Ne8 35. Ne7 Nxf6 36. exf6 Bh6 37. Nxg8 |
| ECO B94 in 1998 play it! schmidt schaeffe defeats black's meissner hans ju in 67 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Qf3 g6 9. O-O-O Bg7 10. g4 O-O 11. h4 e5 12. Nde2 b5 13. Bxf6 Nxf6 14. g5 Nh5 15. f5 Re8 16. Nd5 Qa5 17. Kb1 Bb7 18. Bh3 Bxd5 19. Rxd5 Nf4 20. Nxf4 exf4 21. f6 Bf8 22. h5 Ra7 23. Qxf4 Qb4 24. Bg2 Rc7 25. Bf3 Qc4 26. c3 Re5 27. Rd4 Qc5 28. hxg6 fxg6 29. Bd1 Rxg5 30. Bb3+ Kh8 31. Bd5 Rxd5 32. exd5 Rf7 33. Qg5 Kg8 34. Rdh4 |
| ECO B99 in 1992 play it! schmidt schaeffe defeats black's striebich r in 83 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. O-O-O Nbd7 10. g4 b5 11. Bxf6 Nxf6 12. g5 Nd7 13. f5 Nc5 14. f6 gxf6 15. gxf6 Bf8 16. Bh3 h5 17. Rhe1 Bd7 18. Nd5 Qb7 19. Ne7 a5 20. Qg3 Nxe4 21. Qg2 d5 22. Bxe6 fxe6 23. Qg6+ Kd8 24. Rxe4 Qb6 25. Qf7 Bh6+ 26. Kb1 Ra6 27. Rxe6 Bxe6 28. Ndc6+ Qxc6 29. Nxc6+ Rxc6 30. Qb7 Rc7 31. Qb8+ Bc8 32. Rxd5+ Rd7 33. Qb6+ Ke8 34. Qc6 Kd8 35. Rxd7+ Bxd7 36. Qa8+ Bc8 37. Qxa5+ Kd7 38. Qxb5+ Ke6 39. Qc4+ Kf5 40. f7 Be6 41. Qd3+ Kg5 42. h4+ |
| ECO B44 in 1995 play it! schmidt schaeffe defeats black's gerstner wolfgan in 97 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Bd3 Nf6 7. O-O d5 8. Nd2 Qc7 9. f4 e5 10. exd5 Bc5+ 11. Kh1 exf4 12. Ne4 Nxe4 13. Bxe4 Bd6 14. dxc6 O-O 15. Qf3 Ba6 16. Rf2 Rac8 17. Bxf4 Bxf4 18. Qxf4 Qxf4 19. Rxf4 Bb5 20. Rd1 Bxc6 21. Bxc6 Rxc6 22. c4 g5 23. Rf5 Rxc4 24. Rxg5+ Kh8 25. Rgd5 Rc2 26. R5d2 Rfc8 27. Kg1 Kg7 28. Kf2 R8c6 29. Re2 Kg6 30. Rd6+ f6 31. Rxc6 Rxc6 32. Kf3 a5 33. Ke4 Rd6 34. Ke3 h5 35. Rd2 Re6+ 36. Kd4 h4 37. Kc4 Re4+ 38. Kb5 Re5+ 39. Ka4 Kg5 40. a3 h3 41. b4 axb4 42. axb4 Re1 43. b5 Rb1 44. g3 f5 45. Rf2 Rg1 46. Rb2 Rg2 47. Ka3 f4 48. gxf4+ Kxf4 49. b6 |
| ECO B98 in 2007 play it! schmidt schaeffe defeats black's olafsson h by checkmate in 73 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 h6 9. Bh4 Qa5 10. O-O-O Qh5 11. Bf2 Qxf3 12. gxf3 b5 13. Rg1 O-O 14. e5 dxe5 15. fxe5 Nfd7 16. f4 Bb7 17. Bg2 Bxg2 18. Rxg2 Kh7 19. Ne4 Rc8 20. Rdg1 g6 21. Nxe6 fxe6 22. Rxg6 Bg5 23. Rxe6 Bxf4+ 24. Kb1 Nc6 25. Nf6+ Nxf6 26. exf6 h5 27. f7 Bxh2 28. Rgg6 Ne5 29. Rg5 Nf3 30. Rf5 Rd8 31. a3 Nd2+ 32. Ka2 Kg7 33. Bb6 Bd6 34. Bxd8 Rxd8 35. Re8 Rd7 36. Rg8+ Kh7 37. Rxh5# |
| ECO B98 in 2000 play it! schmidt schaeffe defeats black's lowitz torsten in 67 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qb6 9. O-O-O e5 10. Bxf6 Bxf6 11. Nd5 Qd8 12. Nf5 Bxf5 13. exf5 Nc6 14. g4 Nd4 15. Rxd4 exd4 16. g5 Bxg5 17. fxg5 Qxg5+ 18. Qf4 Qxf4+ 19. Nxf4 O-O 20. Bd3 Rfe8 21. Rg1 Kf8 22. Nh5 g6 23. Nf6 Re3 24. Nxh7+ Ke7 25. fxg6 fxg6 26. Rxg6 Rc8 27. Kd2 Rh8 28. Rg7+ Ke6 29. h4 Kd5 30. Rxb7 Rh3 31. b4 Rxh4 32. Kc1 Rh3 33. Kb2 Rc8 34. Bf5 |
| ECO B96 in 1996 play it! schmidt schaeffe defeats black's kargoll boris in 103 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nc6 8. Nxc6 bxc6 9. e5 h6 10. Bh4 g5 11. Bf2 Nd5 12. Nxd5 exd5 13. Be2 dxe5 14. fxe5 Bg7 15. O-O Bxe5 16. Bc5 Be6 17. Bh5 Qa5 18. b4 Qc7 19. Qe2 Kd8 20. Rae1 Bxh2+ 21. Kh1 Re8 22. Qf2 Kc8 23. Bb6 Qg3 24. Qd4 Qd6 25. Rxe6 Rxe6 26. Bg4 Be5 27. Qf2 h5 28. Bc5 hxg4 29. Bxd6 g3 30. Qb6 Bxd6 31. Qxc6+ Kb8 32. Qb6+ Kc8 33. Qc6+ Kb8 34. Qxd5 Bf4 35. Rd1 Rd6 36. Qf3 Rxd1+ 37. Qxd1 Kc7 38. Kg1 Rd8 39. Qh5 Rd7 40. Kf1 Re7 41. Qf3 f6 42. Qd3 Re6 43. c4 Be3 44. Qh7+ Kd8 45. Qh3 Kd7 46. Qxg3 Bf4 47. Qh3 Kd6 48. c5+ Kd5 49. Qb3+ Ke5 50. Qc3+ Kd5 51. Qd3+ Ke5 52. g3 |
| ECO B32 in 1998 play it! schmidt schaeffe defeats black's taggatz mario in 74 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8. Bg5 Be7 9. Nxc6 bxc6 10. Qd4 d5 11. e5 Ng8 12. Bxe7 Nxe7 13. Na4 O-O 14. Bd3 Rb8 15. Nc5 a5 16. a3 f5 17. f4 g5 18. fxg5 Ng6 19. Rae1 Qe7 20. h4 Nxh4 21. Rf4 Ng6 22. Rf2 Qxg5 23. b3 Rf7 24. Qa4 Rg7 25. Qxc6 Nf8 26. Bxf5 exf5 27. Qxd5+ Kh8 28. Qd6 Rb5 29. Qxf8+ Rg8 30. Qd6 Rg6 31. Qd4 Qe7 32. Nd3 Bb7 33. Nf4 Rg4 34. e6+ Kg8 35. Qd7 Qg5 36. e7 Rxg2+ 37. Nxg2 Bxg2 |
| ECO B30 in 2005 play it! schmidt schaeffe defeats black's rombach michael by checkmate in 67 moves | 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 Nf6 6. O-O O-O 7. Re1 d6 8. h3 Rb8 9. a4 a6 10. d3 b5 11. axb5 axb5 12. Nd5 Nxd5 13. exd5 Nb4 14. Nh2 Bb7 15. c3 Nxd5 16. Ra7 Bc6 17. Bg5 Qb6 18. Bxd5 Bxd5 19. Raxe7 Ba8 20. Qe2 Qc6 21. f3 b4 22. c4 h5 23. g4 Bd4+ 24. Kg2 Be5 25. gxh5 gxh5 26. Qe3 Kh8 27. Bf6+ Kh7 28. Qg5 Bxf6 29. Qxf6 Rg8+ 30. Kf2 Rg7 31. Rxf7 Rg8 32. Qf5+ Kh6 33. Re6+ Rg6 34. Qf4# |
| ECO B99 in 1998 play it! schmidt schaeffe defeats black's striebich rudolf in 53 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. O-O-O Nbd7 10. g4 b5 11. Bxf6 Nxf6 12. g5 Nd7 13. f5 Nb6 14. fxe6 fxe6 15. a3 Bxg5+ 16. Kb1 Bf6 17. Bxb5+ axb5 18. Ndxb5 Qb8 19. Nxd6+ Kf8 20. e5 Bb7 21. Nxb7 Qxe5 22. Rhe1 Qc7 23. Rxe6 Nd7 24. Nb5 Qc4 25. Rxf6+ Nxf6 26. N7d6 Qa4 27. Qb7 |
| ECO B41 in 1995 play it! schmidt schaeffe defeats black's summermatter d in 81 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nxc6 dxc6 7. O-O e5 8. Nd2 Qc7 9. b3 Bg4 10. Be2 Be6 11. Bb2 Rd8 12. Bd3 Be7 13. Qf3 O-O 14. Qg3 Nd7 15. Bc4 Bxc4 16. Nxc4 f6 17. Ne3 Nc5 18. Nf5 Ne6 19. h4 Rfe8 20. h5 Bf8 21. Qg4 Kf7 22. g3 Rd2 23. Rac1 Qa5 24. Ne3 b5 25. a3 Red8 26. b4 Qb6 27. Rce1 R2d7 28. Qf5 g6 29. Qg4 a5 30. bxa5 Qxa5 31. f4 exf4 32. gxf4 Qb6 33. f5 gxf5 34. Qxf5 Nd4 35. Qxf6+ Kg8 36. Kh1 Bg7 37. Rg1 Rf7 38. Rxg7+ Rxg7 39. Nf5 Nxf5 40. exf5 Qc7 41. h6 |
