| ECO A22 in 2000 play it! leisebein peter defeats black's lagemann tobias in 87 moves | 1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 b5 5. d3 bxc4 6. dxe4 Nc6 7. e3 Bb4 8. Bxc4 O-O 9. Qc2 Qe7 10. Bd2 h6 11. Nf3 Bxc3 12. Bxc3 Nxe4 13. Bd5 Nxc3 14. Bxc6 dxc6 15. Qxc3 Bb7 16. Rc1 Rab8 17. b3 Rfd8 18. O-O Rd5 19. Rfe1 Rbd8 20. e4 Rd3 21. Qc4 Qd6 22. b4 Qf4 23. h3 Bc8 24. Rc3 R3d6 25. e5 Qxc4 26. Rxc4 Rg6 27. Kh2 Bb7 28. Rec1 Re6 29. a3 Re7 30. Rc5 Kf8 31. Kg3 g6 32. R1c3 Rd1 33. Nh2 h5 34. Nf3 Rd5 35. Kf4 Rd1 36. g4 hxg4 37. hxg4 Red7 38. e6 fxe6 39. Ne5 R7d5 40. Nxg6+ Kg7 41. Ne5 Rxc5 42. Rxc5 Rd5 43. g5 a6 44. Ke3 |
| ECO A10 in 1988 play it! leisebein peter defeats black's bendig f in 35 moves | 1. c4 g5 2. d4 Bg7 3. Nc3 h6 4. e4 c5 5. d5 d6 6. Bd3 Bxc3+ 7. bxc3 Nd7 8. f4 gxf4 9. Bxf4 Qa5 10. Ne2 Nf8 11. e5 dxe5 12. Bxe5 f6 13. Bg3 Bg4 14. O-O Bxe2 15. Qxe2 Qxc3 16. Qh5+ Kd8 17. Qf7 Nd7 18. Bg6 |
| ECO A22 in 2000 play it! leisebein peter defeats black's brunner hermann in 87 moves | 1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 b5 5. d3 bxc4 6. dxe4 Nc6 7. e3 h6 8. Nf3 Bb4 9. Bd2 d6 10. Bxc4 O-O 11. Qa4 Bb7 12. Bd5 Bxc3 13. Bxc3 Nxd5 14. exd5 Ne7 15. Rd1 Bxd5 16. Qg4 f6 17. Rxd5 Nxd5 18. Qe6+ Kh8 19. Qxd5 Qe8 20. O-O Qf7 21. Qc6 Rfc8 22. b3 Qe8 23. Nd4 Qxc6 24. Nxc6 Rf8 25. h4 a6 26. h5 Rf7 27. e4 Kg8 28. g4 Re8 29. Re1 Kf8 30. Kg2 Rd7 31. f4 Kf7 32. Kf3 Ke6 33. f5+ Kf7 34. Rd1 Rde7 35. Nxe7 Kxe7 36. Rd5 c5 37. b4 c4 38. Ra5 Rd8 39. Rxa6 d5 40. Ra7+ Kf8 41. b5 d4 42. Bb4+ Kg8 43. b6 Kh7 44. Be7 |
| ECO A22 in 2000 play it! leisebein peter defeats black's blankenberg brun in 95 moves | 1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 b5 5. d3 exd3 6. cxb5 h6 7. Nf3 dxe2 8. Bxe2 Bb7 9. O-O Bc5 10. Nd4 Bxd4 11. Qxd4 O-O 12. Qd3 Re8 13. Qg3 Kh8 14. Re1 d6 15. b4 a5 16. bxa5 Rxa5 17. a4 Nbd7 18. Ba3 Ne5 19. Rad1 Nfd7 20. Bb4 Ra8 21. f4 Ng6 22. a5 Nh4 23. Nd5 Bxd5 24. Rxd5 Nf6 25. Rdd1 Nf5 26. Qd3 Ne3 27. Rc1 Nfd5 28. Qd4 Nxb4 29. Qxb4 c5 30. bxc6 Nd5 31. Qd2 Qxa5 32. Qxa5 Rxa5 33. Bf3 Rc8 34. Red1 Nxf4 35. Rxd6 Ne6 36. Rd7 Kg8 37. Bd5 Kh7 38. h3 Kg6 39. h4 h5 40. Be4+ f5 41. Bd5 Rc5 42. Rxc5 Nxc5 43. Rd6+ Kh7 44. Kf2 g6 45. Ke3 Na6 46. Be6 Rc7 47. Kd4 Kg7 48. Ke5 |
| ECO A10 in 2000 play it! leisebein peter defeats black's kleine joachim in 45 moves | 1. c4 g5 2. d4 Bg7 3. Nc3 e6 4. e4 b6 5. Nge2 h6 6. Ng3 Ne7 7. h4 gxh4 8. Nh5 Rg8 9. Nxg7+ Rxg7 10. Bxh6 Rg6 11. Qh5 Nbc6 12. Bg5 Kf8 13. d5 exd5 14. Qh8+ Rg8 15. Bh6+ Ke8 16. Nxd5 Nxd5 17. Qxg8+ Ke7 18. Bg5+ f6 19. Qg7+ Kd6 20. O-O-O fxg5 21. Rxd5+ Ke6 22. f4 gxf4 23. g3 |
| ECO A10 in 2000 play it! leisebein peter defeats black's fitzian hans in 55 moves | 1. c4 g5 2. d4 Bg7 3. Nc3 g4 4. e4 d6 5. Be3 e5 6. Nge2 Ne7 7. Qb3 exd4 8. Nxd4 b6 9. Be2 h5 10. O-O Nbc6 11. Qd1 Nxd4 12. Bxd4 Bxd4 13. Qxd4 Ng6 14. Rad1 Ne5 15. b4 Rg8 16. c5 Nf3+ 17. Bxf3 gxf3 18. g3 Bh3 19. Rfe1 dxc5 20. Qe5+ Qe7 21. Qd5 Rd8 22. Qc6+ Kf8 23. Qh6+ Rg7 24. Qxh5 Bg4 25. Qh8+ Rg8 26. Qh6+ Rg7 27. e5 Kg8 28. Ne4 |
| ECO A10 in 1988 play it! leisebein peter defeats black's dietzsch b in 67 moves | 1. c4 g5 2. Nc3 Bg7 3. d4 h6 4. e4 c5 5. d5 d6 6. Bd3 Bxc3+ 7. bxc3 Nf6 8. f4 gxf4 9. Bxf4 Nbd7 10. Nf3 Ng4 11. O-O Nde5 12. Nxe5 dxe5 13. Bd2 Qd7 14. Qf3 Nf6 15. Qg3 Qd6 16. Qh4 Bd7 17. Bg5 Ng8 18. Be2 f6 19. Qh5+ Kd8 20. Qf7 hxg5 21. Qg7 Rh4 22. Qxg8+ Be8 23. g3 Rxe4 24. Bd3 Re3 25. Bg6 Qd7 26. d6 exd6 27. Rxf6 Kc7 28. Rd1 Bxg6 29. Qxg6 Re8 30. Rfxd6 Qe7 31. Qf5 Qxd6 32. Rxd6 Kxd6 33. Qf6+ Kd7 34. Qf2 |
| ECO A22 in 2000 play it! leisebein peter defeats black's altenburg nils in 23 moves | 1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 b5 5. d3 bxc4 6. dxe4 Nc6 7. e3 h6 8. Nf3 Bb4 9. Bd2 Bxc3 10. Bxc3 Nxe4 11. Bxg7 Rh7 12. Bc3 |
| ECO A10 in 1988 play it! leisebein peter defeats black's otte h in 51 moves | 1. c4 g5 2. d4 Bg7 3. Bxg5 c5 4. Nf3 Qa5+ 5. Bd2 Qb6 6. Bc3 Nf6 7. Nbd2 Nc6 8. d5 Nd4 9. e3 Nxf3+ 10. Qxf3 d6 11. Bd3 Bd7 12. O-O Bg4 13. Qg3 h5 14. f3 h4 15. Qf2 Bd7 16. e4 O-O-O 17. Rab1 Rdg8 18. e5 dxe5 19. b4 Qc7 20. bxc5 Nh5 21. d6 exd6 22. cxd6 Qxd6 23. Qxa7 Qxd3 24. Qa8+ Kc7 25. Rxb7+ Kd6 26. Qa6+ |
| ECO A00 in 1989 play it! leisebein peter defeats black's hasler in 15 moves | 1. b4 f5 2. e4 fxe4 3. Bb2 Nf6 4. d3 exd3 5. Bxd3 d6 6. Nf3 e5 7. Ng5 h6 8. Bg6+ |
| ECO A00 in 1991 play it! leisebein peter defeats black's rover in 55 moves | 1. b4 d5 2. Bb2 d4 3. Nf3 c5 4. bxc5 Nc6 5. c3 e5 6. cxd4 exd4 7. e3 Bxc5 8. Qc2 Qd6 9. Bb5 Bd7 10. O-O Nge7 11. Bxc6 Qxc6 12. Ne5 Qd5 13. Nxd7 Kxd7 14. Qa4+ Nc6 15. Rc1 a6 16. Qb3 Qxb3 17. axb3 Ba7 18. Ra4 Rhc8 19. Na3 f6 20. h3 dxe3 21. dxe3 h5 22. Rh4 Rh8 23. Re4 Rae8 24. Rxe8 Rxe8 25. Rd1+ Kc7 26. Nc2 Re4 27. Bc3 h4 28. Kf1 |
| ECO A00 in 1989 play it! leisebein peter defeats black's hammel in 33 moves | 1. b4 e5 2. Bb2 f6 3. e4 Bxb4 4. Bc4 Qe7 5. Ne2 Nc6 6. f4 Na5 7. Bd3 d6 8. O-O Nh6 9. Nbc3 Be6 10. Nd5 Bxd5 11. exd5 e4 12. Ng3 f5 13. Qh5+ Kd8 14. Be2 Bxd2 15. Nxf5 Nxf5 16. Qxf5 g6 17. Qg4 |
| ECO A00 in 1988 play it! leisebein peter defeats black's rosner in 28 moves | 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c4 O-O 5. e3 d5 6. cxd5 Nxd5 7. Nf3 Re8 8. Bb2 Nf4 9. Ne5 Qg5 10. g3 Rxe5 11. gxf4 Rxe3+ 12. Be2 Qg2 13. Rf1 Re4 14. Nc3 Rxf4 |
| ECO A00 in 1990 play it! leisebein peter defeats black's barczyk jens in 47 moves | 1. Nc3 Nf6 2. d4 d5 3. e4 dxe4 4. f3 exf3 5. Nxf3 g6 6. Bc4 Bg7 7. O-O O-O 8. Qe1 Bg4 9. Qh4 Bxf3 10. Rxf3 Nc6 11. Ne2 Nd5 12. Bh6 e5 13. Bg5 f6 14. Bd2 Nxd4 15. Nxd4 exd4 16. Rh3 h5 17. Qe4 c6 18. Qxg6 Qe8 19. Qf5 Qe5 20. Qf3 Rae8 21. Rxh5 Qe4 22. Qxe4 Rxe4 23. Rxd5 Rfe8 24. Rxd4+ |
| ECO A00 in 1990 play it! leisebein peter defeats black's brusch alexander in 61 moves | 1. Nc3 e5 2. e4 Nf6 3. f4 d5 4. fxe5 Nxe4 5. d3 Nxc3 6. bxc3 d4 7. Nf3 Nc6 8. Be2 Bc5 9. O-O O-O 10. Qe1 dxc3+ 11. Kh1 Nd4 12. Bd1 f6 13. Qxc3 Bb6 14. a4 Nxf3 15. Bxf3 Bd4 16. Qc4+ Kh8 17. Ba3 Re8 18. Rab1 Be6 19. Qb5 Rb8 20. exf6 Bxf6 21. Bxb7 Rxb7 22. Qxb7 Bd5 23. Qxa7 Bd4 24. Qa5 Qg5 25. Rf3 h6 26. Qxc7 Re2 27. Qg3 Qd2 28. Qg4 Qxc2 29. Rf8+ Kh7 30. Qf5+ g6 31. Rb7+ |
| ECO B96 in 1984 play it! leisebein peter defeats black's grassmehl gerhar in 55 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 h6 8. Bh4 Qb6 9. a3 Be7 10. Bf2 Qc7 11. Qf3 Nbd7 12. O-O-O b5 13. Bd3 Rb8 14. Rhe1 O-O 15. g4 b4 16. axb4 Rxb4 17. h4 Nc5 18. g5 Nfd7 19. gxh6 Nxd3+ 20. Qxd3 g6 21. h5 Kh7 22. hxg6+ fxg6 23. Nxe6 Qa5 24. Nd5 Ra4 25. b4 Ra1+ 26. Kd2 Rxd1+ 27. Rxd1 Qa2 28. Qc3 |
| ECO B99 in 1984 play it! leisebein peter defeats black's krabbe wolf diet in 41 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. Bd3 b5 11. Rhe1 Bb7 12. Qg3 O-O-O 13. Bxb5 axb5 14. Ndxb5 Qb6 15. e5 dxe5 16. fxe5 Nxe5 17. Qxe5 Rxd1+ 18. Rxd1 Qc5 19. Qg3 Rd8 20. Rxd8+ Bxd8 21. Nd6+ |
| ECO B21 in 1980 play it! leisebein peter defeats black's langheld werner by checkmate in 35 moves | 1. e4 c5 2. f4 Nc6 3. Nf3 Qc7 4. Nc3 Qxf4 5. d4 Qd6 6. Nb5 Qb8 7. dxc5 g6 8. Bc4 Na5 9. Bxf7+ Kxf7 10. O-O Nf6 11. e5 Nh5 12. Ng5+ Ke8 13. Qe1 Nc4 14. Nf7 Rg8 15. Nfd6+ exd6 16. exd6+ Kd8 17. Rxf8+ Rxf8 18. Qe7# |
| ECO B75 in 1984 play it! leisebein peter defeats black's melzer juergen in 49 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 Bd7 9. Bc4 Rc8 10. Bb3 Ne5 11. O-O-O Nc4 12. Bxc4 Rxc4 13. g4 O-O 14. h4 Qa5 15. h5 Rfc8 16. hxg6 fxg6 17. Nb3 Qc7 18. e5 Ne8 19. Qh2 Rxc3 20. bxc3 Qxc3 21. Bd4 Qc4 22. exd6 exd6 23. Bxg7 Nxg7 24. Rxd6 Be8 25. Qxh7+ |
| ECO C37 in 1995 play it! leisebein peter defeats black's baer horst hugo in 37 moves | 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. O-O gxf3 6. Qxf3 Qf6 7. e5 Qxe5 8. Bxf7+ Kxf7 9. d4 Qxd4+ 10. Be3 Qf6 11. Nc3 fxe3 12. Qh5+ Kg7 13. Rxf6 Nxf6 14. Qg5+ Kf7 15. Rf1 Bg7 16. Nd5 Nc6 17. Rxf6+ Bxf6 18. Qxf6+ Kg8 19. Nxc7 |