| ECO C03 in 2001 play it! lau ralf defeats black's ellers holger in 63 moves | 1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Bd3 c5 5. dxc5 Nf6 6. Qe2 Qc7 7. Ngf3 Nbd7 8. exd5 Nxd5 9. Ne4 Nxc5 10. Nxc5 Bxc5 11. O-O O-O 12. Qe4 g6 13. Bh6 Re8 14. Rfe1 Bd7 15. c3 Bc6 16. Qh4 Be7 17. Bg5 Bf8 18. Ne5 Bg7 19. Ng4 h5 20. Ne3 e5 21. Rad1 Nf4 22. Bf1 Ne6 23. Bf6 Bxf6 24. Qxf6 Nf8 25. Bc4 a6 26. g4 Qe7 27. Qxe7 Rxe7 28. gxh5 Kh7 29. Rd6 Nd7 30. Bxf7 gxh5 31. Bg6+ Kh8 32. Nf5 |
| ECO C05 in 1985 play it! lau ralf defeats black's kallai gabor in 63 moves | 1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 c5 6. f4 Nc6 7. Ndf3 cxd4 8. cxd4 Qb6 9. a3 f6 10. b4 Be7 11. Bb2 fxe5 12. fxe5 a5 13. b5 Na7 14. a4 O-O 15. Bd3 Qd8 16. Nh3 Nb6 17. O-O Bd7 18. Bc1 Qe8 19. Ra2 Qh5 20. Nf4 Qf7 21. h4 Nac8 22. Ng5 Bxg5 23. hxg5 Ne7 24. g6 hxg6 25. Nxg6 Qxf1+ 26. Bxf1 Nxg6 27. Bd3 Ne7 28. Ba3 Rae8 29. Qh5 Rf5 30. Bxf5 Nxf5 31. g4 Nxd4 32. Bc5 |
| ECO C09 in 1986 play it! lau ralf defeats black's uhlmann wolfgang in 37 moves | 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nc6 6. Bb5 Bd6 7. dxc5 Bxc5 8. O-O Ne7 9. Nb3 Bd6 10. Bg5 O-O 11. Re1 a6 12. Be2 Re8 13. c3 Bg4 14. Bh4 Qb6 15. Nfd4 Bxe2 16. Rxe2 Nxd4 17. Nxd4 Nc6 18. Nf5 Bf8 19. Nh6+ |
| ECO C15 in 1986 play it! lau ralf defeats black's borngasser rene in 43 moves | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nf6 6. Ne2 O-O 7. O-O c6 8. a3 Bd6 9. Bf4 Bxf4 10. Nxf4 Qd6 11. Qf3 Bg4 12. Qg3 Qd8 13. Rfe1 Nbd7 14. Re5 Qb6 15. Rg5 Qxb2 16. Rb1 Qxa3 17. Ncxd5 Kh8 18. Nxf6 Nxf6 19. h3 Bd7 20. Rxg7 Rg8 21. Rxg8+ Rxg8 22. Qh4 |
| ECO C15 in 1997 play it! lau ralf defeats black's praznik anton in 55 moves | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Ne7 6. Qh5 Nbc6 7. a3 Ba5 8. Nf3 Be6 9. b4 Bb6 10. Ne2 Qc8 11. b5 Bg4 12. Qh4 Na5 13. O-O Bf5 14. Nf4 Bxd3 15. Nxd3 f6 16. Re1 Qf5 17. Qg3 Qg6 18. Qh4 Qf5 19. Bd2 Rd8 20. Bb4 Rd7 21. Nc5 Rd6 22. Qg3 Qg6 23. Qh3 Rf8 24. Ne6 Rf7 25. Bxd6 cxd6 26. Nf4 Qxc2 27. Rac1 Qa4 28. Qc8+ |
| ECO C00 in 1989 play it! lau ralf defeats black's jackelen thomas in 72 moves | 1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 g6 6. Bg2 Bg7 7. O-O Nge7 8. Re1 b6 9. c3 h6 10. h4 a5 11. a4 Ba6 12. exd5 Nxd5 13. Nc4 O-O 14. Qb3 Rb8 15. Bd2 Re8 16. Rad1 Bb7 17. Bc1 Ba8 18. Na3 e5 19. Nd2 Nde7 20. Ndc4 Nc8 21. Nb5 Qd7 22. Kh2 N6a7 23. Bh3 Qd8 24. f4 Nxb5 25. axb5 Bf3 26. Nxe5 Bxe5 27. fxe5 Bxd1 28. Qxd1 Kg7 29. Qf3 Qe7 30. Bd2 Rh8 31. c4 Na7 32. Bc3 Rbd8 33. Re4 Rhf8 34. Rf4 Kh7 35. Rf6 Nc8 36. h5 g5 |
| ECO C16 in 1990 play it! lau ralf defeats black's biebinger gerhar in 79 moves | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 b6 5. Qg4 Bf8 6. Nf3 Qd7 7. Be2 Bb7 8. O-O Nc6 9. a3 O-O-O 10. Bd3 Kb8 11. Re1 Na5 12. Ne2 Rc8 13. b3 Nh6 14. Bxh6 gxh6 15. Ng3 c5 16. dxc5 bxc5 17. Bf1 Qc7 18. Rab1 Nc6 19. Nh5 Ka8 20. c4 dxc4 21. bxc4 Nd4 22. Nxd4 cxd4 23. Rxb7 Qxb7 24. Bd3 Rc6 25. Be4 Bc5 26. Rb1 Qc7 27. Qf3 Rc8 28. Nf4 a6 29. Nd3 Bxa3 30. Ra1 Qb6 31. g3 Bf8 32. c5 Qb5 33. Qxf7 Kb8 34. Bxc6 Qxc6 35. Nb4 Qb7 36. Nxa6+ Ka7 37. Qxe6 d3 38. c6 Rxc6 39. Nb4+ Kb6 40. Nxc6 |
| ECO C15 in 1987 play it! lau ralf defeats black's hertneck gerald in 51 moves | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. a3 Be7 7. Be3 Nf6 8. h3 Na5 9. b3 O-O 10. Nf3 b6 11. O-O c5 12. dxc5 bxc5 13. Na4 Nb7 14. c4 Bd7 15. Nb2 d4 16. Bg5 h6 17. Bh4 Rb8 18. Ne5 Na5 19. Bc2 Bc8 20. Qd3 Re8 21. Rfe1 Be6 22. Na4 Bd6 23. Bxf6 gxf6 24. Qh7+ Kf8 25. Ng6+ fxg6 26. Qxh6+ |
| ECO C05 in 2000 play it! lau ralf defeats black's trescher manfred in 69 moves | 1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 c5 6. f4 Nc6 7. Ndf3 cxd4 8. cxd4 Bb4+ 9. Kf2 f6 10. g3 O-O 11. Kg2 g5 12. exf6 gxf4 13. Bxf4 Qxf6 14. Ne5 Ndxe5 15. dxe5 Nxe5 16. Bxe5 Qxe5 17. Qg4+ Kh8 18. Qxb4 Qf5 19. Qc3+ e5 20. Nf3 Kg8 21. Qe3 e4 22. Nd4 Qh5 23. h3 Bd7 24. Be2 Qg6 25. Rhf1 h6 26. Rxf8+ Rxf8 27. Rf1 Rxf1 28. Bxf1 Qf6 29. Be2 Kh7 30. Bg4 Bxg4 31. hxg4 Qg6 32. Qf4 Qg7 33. Qf5+ Kh8 34. Qxd5 Qxg4 35. Qe5+ |
| ECO C00 in 1987 play it! lau ralf defeats black's franke in 82 moves | 1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 g6 6. Bg2 Bg7 7. O-O Nge7 8. Re1 b6 9. c3 a5 10. a4 h6 11. h4 Ra7 12. Qe2 dxe4 13. dxe4 Ba6 14. Nc4 O-O 15. Bf1 e5 16. Qc2 Kh7 17. Be3 Qb8 18. Rad1 Bc8 19. Qb3 Bg4 20. Be2 Rb7 21. Nd6 Rc7 22. Ng5+ hxg5 23. Bxg4 c4 24. Qxc4 Nd4 25. Qa2 Nc2 26. hxg5 Nxe1 27. Rxe1 Kg8 28. Qb3 Rc6 29. Nc4 Qc7 30. Be2 Nc8 31. Rd1 Rd8 32. Rd5 Nd6 33. Bxb6 Qb8 34. Bd1 Rdc8 35. Nxd6 Rxd6 36. Rb5 Qa8 37. Bf3 Rb8 38. Kg2 Rd2 39. Bxa5 Rxb5 40. Qxb5 Bf8 41. Bb6 Bd6 |
| ECO C05 in 1985 play it! lau ralf defeats black's polgar zsuzsa in 79 moves | 1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 c5 6. Bd3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. O-O Bd6 11. Nf3 Qc7 12. Nc3 a6 13. Bg5 O-O 14. Bh4 Nh5 15. Rc1 g6 16. Bg5 Qg7 17. Be3 Bd7 18. g3 Nf6 19. Re1 Ng4 20. Bf1 g5 21. Bg2 h6 22. Nd2 Nxf2 23. Bxf2 Rxf2 24. Kxf2 Qxd4+ 25. Re3 Bc5 26. Nf1 Qe5 27. Nxd5 Rf8+ 28. Kg1 Rxf1+ 29. Kxf1 Bxe3 30. Nxe3 Qxe3 31. Rc3 Qd4 32. Qxd4 Nxd4 33. Bxb7 Bb5+ 34. Kf2 Kf7 35. Ra3 Nc2 36. Ra5 Nb4 37. Ke3 Ke7 38. a3 Nc2+ 39. Kd2 Nd4 40. Kc3 |
| ECO C15 in 1995 play it! lau ralf defeats black's opp h in 49 moves | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nf6 6. Ne2 O-O 7. O-O h6 8. Ng3 c5 9. dxc5 Bxc3 10. bxc3 Qa5 11. Be3 Nc6 12. Bd4 Nxd4 13. cxd4 Be6 14. Re1 Rfe8 15. h3 b6 16. cxb6 Qxb6 17. c3 Qc7 18. Qd2 Rec8 19. Rac1 Rab8 20. Rc2 Nd7 21. Nh5 Nb6 22. Re3 g6 23. Rg3 Kh7 24. Qe2 Qe7 25. Qe5 |
| ECO C15 in 1995 play it! lau ralf defeats black's mayer jeanmarc in 55 moves | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. a3 Be7 7. Nce2 Bd6 8. c3 Nge7 9. Qc2 Ng6 10. g3 Bg4 11. h3 Bd7 12. h4 Qc8 13. h5 Nge7 14. Bf4 Bf5 15. Bxd6 Bxd3 16. Qxd3 cxd6 17. Nf4 Nd8 18. O-O-O Ne6 19. Ngh3 O-O 20. Rhe1 Nxf4 21. Nxf4 Re8 22. Re2 Qc4 23. Qf3 Nc6 24. Rxe8+ Rxe8 25. h6 Na5 26. Qg4 g6 27. Qg5 Qa2 28. Qf6 |
| ECO C15 in 1997 play it! lau ralf defeats black's tibensky robert in 55 moves | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. a3 Bxc3+ 7. bxc3 Nge7 8. Qh5 Be6 9. Nf3 Qd7 10. Ng5 O-O-O 11. O-O h6 12. Nxe6 Qxe6 13. Bd2 g6 14. Qf3 f5 15. Rfe1 Qf7 16. Re2 g5 17. Rae1 Rd6 18. Re3 Rhd8 19. a4 Kb8 20. Qe2 Nc8 21. Bc1 Nb6 22. Ba3 Rf6 23. Be7 Nxe7 24. Rxe7 Qf8 25. Qe5 Rc6 26. Re8 Qd6 27. Bb5 Nc4 28. Qh8 |
| ECO C00 in 1984 play it! lau ralf defeats black's hort vlastimil in 47 moves | 1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. g3 Bc5 5. Bg2 c6 6. Ngf3 Nbd7 7. e5 Ng8 8. d4 Bb6 9. O-O c5 10. c4 Ne7 11. cxd5 Nxd5 12. Nc4 Bc7 13. Bg5 f6 14. exf6 gxf6 15. Bh4 cxd4 16. Nxd4 Ne5 17. Qh5+ Ng6 18. Nb5 a6 19. Nxc7+ Nxc7 20. Ne5 Ke7 21. Nxg6+ hxg6 22. Qxg6 Qf8 23. Rac1 Ne8 24. Rfd1 |
| ECO C15 in 1998 play it! lau ralf defeats black's portisch ferenc in 52 moves | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. a3 Ba5 7. Be3 Be6 8. Ne2 Nge7 9. b4 Bb6 10. b5 Na5 11. Nf4 Qd7 12. Nxe6 Qxe6 13. O-O O-O-O 14. Re1 Qf6 15. Na4 Kb8 16. Nxb6 axb6 17. Qh5 h6 18. Qe5 Qxe5 19. dxe5 d4 20. Bd2 c5 21. bxc6 bxc6 22. Rab1 Ka7 23. e6 fxe6 24. Rb2 Nb7 25. Reb1 Nc8 26. Bf4 Rde8 |
| ECO C15 in 1997 play it! lau ralf defeats black's bachofner andrea in 69 moves | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. a3 Bxc3+ 7. bxc3 Nf6 8. Ne2 Bg4 9. f3 Bh5 10. Nf4 Bg6 11. Nxg6 hxg6 12. Kf2 Qd6 13. Qe2+ Kd7 14. g3 Nh5 15. Qf1 Rae8 16. a4 f5 17. a5 a6 18. Bd2 Nd8 19. Kg2 Rhf8 20. Qb1 Kc8 21. Qb3 Rf7 22. Rhe1 Rfe7 23. Rxe7 Rxe7 24. Rb1 Nf6 25. c4 dxc4 26. Qxc4 Nd5 27. Qb3 c5 28. c4 Nf6 29. Bf4 Qxd4 30. Rd1 Qd7 31. Qb6 Ne6 32. Bxf5 gxf5 33. Rxd7 Nxd7 34. Qd6 Re8 35. Be3 |
| ECO C11 in 1996 play it! lau ralf defeats black's elschner a in 61 moves | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. c3 Nc6 7. Nf3 f6 8. Nf4 Qe7 9. exf6 Nxf6 10. Bb5 cxd4 11. Nxd4 Bd7 12. O-O e5 13. Re1 Qd6 14. Nd3 e4 15. Bf4 Qe7 16. Nxc6 Bxc6 17. Bxc6+ bxc6 18. Qa4 Rc8 19. c4 dxc4 20. Qxc4 Qf7 21. Qa6 Qd7 22. Rac1 Be7 23. Ne5 Qe6 24. Nxc6 Bd8 25. h3 Bb6 26. Nd4 Rxc1 27. Rxc1 Qd7 28. Rc8+ Bd8 29. Qc4 Nd5 30. Bg5 Nb6 31. Rxd8+ |
| ECO C11 in 1994 play it! lau ralf defeats black's cobb charles in 87 moves | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Ne4 5. Nce2 f6 6. f3 Ng5 7. exf6 Qxf6 8. Be3 Bd6 9. Qd2 h6 10. O-O-O Nc6 11. h4 Nf7 12. f4 Bd7 13. h5 Bb4 14. c3 Nd6 15. cxb4 Nc4 16. Qc3 a5 17. bxa5 Rxa5 18. Ng3 Nxe3 19. Qxe3 Rxa2 20. Bd3 O-O 21. N1e2 Na5 22. Kb1 Ra8 23. Nc3 Ra1+ 24. Kc2 Rxd1 25. Rxd1 Nc6 26. Nge2 Nb4+ 27. Kb1 Nxd3 28. Qxd3 Be8 29. Re1 Qf8 30. g4 b5 31. Qe3 b4 32. Nd1 Ra6 33. Nf2 Bb5 34. Nc1 Qf6 35. Nfd3 Ra8 36. Nc5 Re8 37. Na2 b3 38. Nc3 Bc4 39. Qe5 Qe7 40. Qe3 Kh7 41. Qf3 c6 42. Re3 Kg8 43. Re1 Kf7 44. g5 |
| ECO C11 in 1994 play it! lau ralf defeats black's kersten uwe in 61 moves | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Ne4 5. Nce2 f6 6. f3 Ng5 7. exf6 Qxf6 8. Be3 Nc6 9. Qd2 Nf7 10. O-O-O Bd7 11. Ng3 O-O-O 12. f4 h5 13. h4 Bb4 14. c3 Bd6 15. Nf3 Na5 16. Ne5 Ba4 17. Re1 Bb3 18. Kb1 Bc4 19. Ne2 Nh6 20. b3 Bxe5 21. fxe5 Qg6+ 22. Kb2 Qe8 23. Bg5 Rd7 24. Qc2 Ba6 25. Nf4 Bxf1 26. Rhxf1 Rf7 27. Qg6 Rhf8 28. Rf3 Kd7 29. Rd1 Rxf4 30. Qxe8+ Kxe8 31. Bxf4 |