| ECO B70 in 1994 play it! wahls matthias defeats black's fejzullahu afrim in 85 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. Nb3 Nc6 9. Re1 Be6 10. Bf1 Na5 11. Nd5 Re8 12. c4 Nc6 13. Rb1 b6 14. f3 Bc8 15. Bg5 Nd7 16. Qd2 Nc5 17. Na1 a5 18. Nc2 Rb8 19. b3 f6 20. Bh4 e6 21. Nc3 g5 22. Bg3 e5 23. Nb5 Bf8 24. Red1 Re7 25. Qd5+ Be6 26. Qxc6 Rd7 27. b4 Rc8 28. Qxc8 Qxc8 29. bxc5 dxc5 30. Ne3 Be7 31. Nd5 Bd8 32. Rb2 Kf7 33. Rdb1 Qc6 34. Bd3 Rb7 35. Bc2 Bd7 36. Nbc3 Qe6 37. Bf2 Qd6 38. Na4 Bxa4 39. Bxa4 h5 40. Rd1 Qb8 41. Bc6 Ra7 42. Nc3 Qc8 43. Nb5 |
| ECO B41 in 1995 play it! wahls matthias defeats black's crettaz patrick in 59 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. h4 Nc6 8. Rg1 a6 9. g5 hxg5 10. hxg5 Nh5 11. g6 Nf6 12. gxf7+ Kxf7 13. Nxc6 bxc6 14. e5 Nd5 15. Qf3+ Kg8 16. exd6 Qxd6 17. Ne4 Qh2 18. Rg3 Ra7 19. Bd2 Qh5 20. Qg2 Qe5 21. O-O-O Rb7 22. c3 Qb8 23. b3 Nf4 24. Qf3 Rf7 25. Ng5 Rf5 26. Bc4 Nd5 27. Qg2 Qb6 28. f4 e5 29. Bxd5+ cxd5 30. Qxd5+ |
| ECO B41 in 1985 play it! wahls matthias defeats black's ziska bogi in 83 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. e5 Nd5 7. Bd2 Nxc3 8. bxc3 Be7 9. Qg4 O-O 10. Bh6 g6 11. Bd3 f5 12. Qg3 Bh4 13. Qe3 Re8 14. g4 d6 15. g5 Nc6 16. Nxc6 bxc6 17. O-O Qa5 18. Qf4 Bxf2+ 19. Qxf2 dxe5 20. Rab1 Qxc3 21. Rb3 Qd4 22. Rfb1 Kf7 23. Rb4 Qxf2+ 24. Kxf2 Re7 25. Rb8 Rxb8 26. Rxb8 Rc7 27. Bf8 Kxf8 28. Ba6 Ke7 29. Bxc8 Kd6 30. Ba6 e4 31. Rb7 Rxb7 32. Bxb7 c5 33. Kg3 Ke5 34. c3 f4+ 35. Kg4 e3 36. Kf3 Kf5 37. h4 Ke5 38. Ba6 Kf5 39. Bd3+ Ke5 40. Bc4 Kf5 41. Bf1 Ke5 42. Bd3 |
| ECO B41 in 1989 play it! wahls matthias defeats black's rahls peter in 73 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 Nc6 7. g5 Nd7 8. Be3 a6 9. h4 Qc7 10. Qe2 b5 11. O-O-O Bb7 12. Nxc6 Qxc6 13. Bd4 Rc8 14. Kb1 b4 15. Nd5 a5 16. c4 Ne5 17. b3 a4 18. Bg2 axb3 19. axb3 exd5 20. exd5 Qa6 21. f4 Qa3 22. Rh3 Be7 23. fxe5 O-O 24. Bb2 Qa6 25. Qe3 Ra8 26. Qd4 Rfe8 27. e6 f6 28. Kc2 Qa7 29. Qxa7 Rxa7 30. Be4 Rf8 31. Rf1 Ra2 32. Kb1 Rfa8 33. gxf6 Bxf6 34. Rxf6 gxf6 35. Rg3+ Kf8 36. Bxh7 R8a7 37. Bxf6 |
| ECO B44 in 1987 play it! wahls matthias defeats black's sokolov ivan in 80 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 Nf6 7. N1c3 a6 8. Na3 b6 9. Be2 Bb7 10. O-O Ne5 11. f3 Be7 12. Be3 O-O 13. Qd2 Re8 14. Rfd1 d5 15. cxd5 exd5 16. Nxd5 Nxd5 17. exd5 Bd6 18. Kh1 b5 19. Nc2 Ng6 20. Bd3 Qh4 21. Bg1 Re5 22. Qf2 Qf6 23. Ne3 h5 24. a4 Rae8 25. Be4 Nf4 26. axb5 axb5 27. Qf1 Bc8 28. Qxb5 h4 29. Ra8 Bd7 30. Rxe8+ Bxe8 31. Qa6 h3 32. g3 Rxe4 33. fxe4 Qe5 34. Qc4 Bb5 35. gxf4 Qh5 36. Qc8+ Bf8 37. Bf2 Be2 38. Re1 Bf3+ 39. Kg1 Qg6+ 40. Bg3 Qxe4 |
| ECO B32 in 1994 play it! wahls matthias defeats black's dokhoian yuri in 76 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 Nf6 7. N1c3 a6 8. Na3 Be7 9. Be2 O-O 10. O-O b6 11. Be3 Bb7 12. Qb3 Nd7 13. Rac1 Rb8 14. Rfd1 Ba8 15. Rd2 Re8 16. Qd1 Rb7 17. Nab1 Qb8 18. Qf1 Rc7 19. Rdd1 Rcc8 20. a3 Red8 21. b4 a5 22. Na2 axb4 23. axb4 Nf6 24. Nbc3 d5 25. exd5 exd5 26. Nxd5 Nxd5 27. cxd5 Nxb4 28. Rxc8 Qxc8 29. Nxb4 Bxb4 30. Bf3 Bc5 31. Bg5 f6 32. Bf4 Bb7 33. Qd3 Ba6 34. Qb1 Bc4 35. Be4 h6 36. Bf5 Qb7 37. Be6+ Kh8 38. Qg6 Qe7 |
| ECO B52 in 1989 play it! wahls matthias defeats black's mainka romuald in 63 moves | 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Ngf6 6. Qe2 e6 7. c3 Be7 8. d4 cxd4 9. cxd4 O-O 10. Nc3 Rc8 11. e5 Ne8 12. d5 exd5 13. e6 Ne5 14. Nxe5 dxe5 15. Qxe5 Bd6 16. exf7+ Rxf7 17. Qd4 Rc4 18. Qd3 Nf6 19. h3 Bc7 20. Bg5 Qd6 21. g3 Rxc3 22. bxc3 Ne4 23. Bd2 Bb6 24. Bf4 Rxf4 25. gxf4 Qxf4 26. Qxd5+ Kf8 27. Qd3 Bc7 28. Qg3 Qf7 29. Qg4 Nd6 30. Rad1 h5 31. Qg5 Kg8 32. Qd5 |
| ECO B39 in 1995 play it! wahls matthias defeats black's kiesekamp marcos in 55 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 e5 10. Bd3 O-O 11. O-O d6 12. Qd2 Be6 13. Rad1 Rc8 14. b3 Qa5 15. Ne2 Qxd2 16. Rxd2 a6 17. Bxd4 exd4 18. Bb1 b5 19. cxb5 axb5 20. Nxd4 Bxd4 21. Rxd4 Rc6 22. f4 f5 23. Rfd1 fxe4 24. Bxe4 d5 25. Rxd5 Ra6 26. Rd6 Bg4 27. Rxa6 Bxd1 28. Ra8 |
| ECO B66 in 1995 play it! wahls matthias defeats black's lutz christopher in 69 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O h6 9. Be3 Be7 10. f4 Bd7 11. h3 b5 12. Bd3 Nxd4 13. Bxd4 b4 14. Ne2 Qa5 15. Kb1 e5 16. Be3 O-O 17. g4 exf4 18. Bxf4 Be6 19. b3 d5 20. e5 Ne4 21. Bxe4 dxe4 22. Nd4 Qc5 23. Qe2 a5 24. Rhg1 a4 25. g5 axb3 26. cxb3 hxg5 27. Bxg5 Rfd8 28. Bxe7 Qxe7 29. Qxe4 Bd5 30. Qf4 g6 31. Rd2 Rac8 32. h4 Qb7 33. Re1 Qb6 34. h5 gxh5 35. e6 |
| ECO B30 in 1990 play it! wahls matthias defeats black's bischoff klaus in 53 moves | 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Ba4 g6 5. O-O Bg7 6. c3 e5 7. d3 Nge7 8. Be3 d5 9. b4 d4 10. bxc5 Qxc5 11. cxd4 exd4 12. Bf4 h6 13. Nbd2 O-O 14. Rc1 Qh5 15. Bb3 g5 16. Bd6 g4 17. Ne1 Qg6 18. Ba3 Be6 19. f4 gxf3 20. Nexf3 Rac8 21. Nc4 Rfd8 22. Qe1 Qh5 23. Nd6 Rb8 24. Rc5 Ne5 25. Nxe5 Bxe5 26. Rxe5 Qxe5 27. Nxf7 |
| ECO B66 in 1999 play it! wahls matthias defeats black's lerner konstanti in 123 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O h6 9. Be3 Be7 10. f4 Bd7 11. h3 b5 12. Bd3 Nxd4 13. Bxd4 Bc6 14. Qe3 O-O 15. Ne2 Qc7 16. Ng3 e5 17. fxe5 dxe5 18. Bb6 Qb7 19. Nf5 Nd5 20. Nxe7+ Nxe7 21. Ba5 Ng6 22. Rhe1 Nf4 23. Bf1 Rfe8 24. h4 Bd7 25. g3 Ng6 26. Qb6 Qxb6 27. Bxb6 Bg4 28. Rd6 Re6 29. Rxe6 Bxe6 30. b3 Nf8 31. Rd1 Nd7 32. Rd6 Nxb6 33. Rxb6 Kf8 34. Kb2 Ke7 35. Ka3 f5 36. Bh3 g6 37. h5 gxh5 38. exf5 Bd5 39. Rxh6 Rg8 40. f6+ Kf7 41. Rxh5 Kxf6 42. Rf5+ Ke6 43. Rf8+ Kd6 44. Rxg8 Bxg8 45. Kb4 e4 46. Kc3 Ke5 47. a3 a5 48. b4 axb4+ 49. axb4 Bf7 50. Bf1 Be8 51. Kd2 Bc6 52. Ke3 Bd7 53. Bg2 Bf5 54. c3 Bg6 55. g4 Kd5 56. Bf1 Be8 57. Kf4 Bd7 58. g5 Be8 59. Be2 Bc6 60. Kf5 Bd7+ 61. Kf6 e3 62. g6 |
| ECO B51 in 1986 play it! wahls matthias defeats black's thorhallsson thr in 74 moves | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. O-O a6 5. Bxc6+ bxc6 6. d4 cxd4 7. Qxd4 c5 8. Qd3 e6 9. Rd1 Be7 10. c4 Bb7 11. Nc3 g5 12. a3 f6 13. h4 g4 14. Nh2 h5 15. Bf4 e5 16. Be3 f5 17. exf5 Nf6 18. Bg5 O-O 19. Bxf6 Rxf6 20. Nf1 Rf7 21. Ne3 Qf8 22. b4 Rd8 23. Ne4 Bxh4 24. Nxd6 e4 25. Qd2 g3 26. fxg3 Bxg3 27. bxc5 Qe7 28. Nf1 Be5 29. Rab1 Bc6 30. Qh6 Bg7 31. Qe6 Qxe6 32. fxe6 Rc7 33. Ne3 Ba4 34. Rd5 Bc6 35. Nef5 Bxd5 36. cxd5 Bf8 37. Rb3 Bxd6 |
| ECO B30 in 1992 play it! wahls matthias defeats black's filipenko alexan in 67 moves | 1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nge7 5. c3 a6 6. Ba4 b5 7. Bc2 Bb7 8. Re1 Ng6 9. d4 cxd4 10. cxd4 Bb4 11. Nc3 O-O 12. Bg5 f6 13. Bd2 Nce7 14. h4 f5 15. h5 Nh8 16. d5 Nf7 17. Bb3 Bc5 18. exf5 Nxf5 19. Ne4 Ba7 20. dxe6 dxe6 21. Bxe6 Nd6 22. Nxd6 Qxd6 23. Bc3 Qf4 24. Qd2 Qxd2 25. Nxd2 Kh8 26. Bb3 b4 27. Bxb4 Nd6 28. Re2 Rf6 29. Bc3 Rf5 30. h6 Nf7 31. Bxg7+ Kg8 32. Rae1 Bc6 33. Nf3 Bc5 34. Re5 |
| ECO B31 in 1988 play it! wahls matthias defeats black's rahman ziaur in 55 moves | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 d5 6. Qa4 Qd6 7. exd5 Qxd5 8. d4 Bd7 9. Be3 cxd4 10. cxd4 Nf6 11. Nc3 Qd6 12. Rad1 e6 13. d5 exd5 14. Bf4 Qc5 15. Rfe1+ Be6 16. b4 Qb6 17. Bd6 Kd8 18. Bc5 Qc7 19. Bc4 Kc8 20. Nxd5 Bxd5 21. Bxd5 Nxd5 22. Rxd5 Rd8 23. Rxd8+ Nxd8 24. Be3 Kb8 25. Rc1 Qd6 26. Qd7 Qxd7 27. Bf4+ Qc7 28. Bxc7+ |
| ECO B28 in 1995 play it! wahls matthias defeats black's kempinski robert in 61 moves | 1. e4 c5 2. Nf3 a6 3. c3 d6 4. d4 Nd7 5. Bd3 Qc7 6. O-O Ngf6 7. Qe2 e5 8. b4 cxd4 9. cxd4 exd4 10. Bb2 Ne5 11. Rc1 Qb6 12. Nbd2 Be7 13. Bxd4 Qxb4 14. Bxe5 dxe5 15. Rab1 Qa4 16. Nxe5 O-O 17. Nec4 Bc5 18. e5 Ng4 19. Ne4 Bd4 20. h3 Nxe5 21. Nxe5 Bxe5 22. Qh5 Re8 23. Ng5 Qf4 24. g3 Qf6 25. Rb6 Be6 26. Qxh7+ Kf8 27. Qh8+ Ke7 28. Rxb7+ Bd7 29. Qh4 Bd4 30. Qe4+ Qe5 31. Rxd7+ |
| ECO B28 in 1987 play it! wahls matthias defeats black's de sousa jose in 105 moves | 1. e4 c5 2. Nf3 a6 3. c3 e6 4. d4 d5 5. e5 Nc6 6. Bd3 Nge7 7. dxc5 Ng6 8. Bxg6 hxg6 9. Be3 Be7 10. Nbd2 g5 11. g4 f5 12. Rg1 f4 13. Bd4 b6 14. cxb6 Nxd4 15. cxd4 Qxb6 16. Qb3 Qc7 17. Qd3 Kf7 18. Kf1 a5 19. Kg2 Ba6 20. Qb1 g6 21. Rc1 Qb6 22. Rc3 Rac8 23. Qc2 Rxc3 24. Qxc3 Rc8 25. Qb3 Qc7 26. Qa4 Be2 27. Re1 Bxf3+ 28. Nxf3 Rb8 29. Re2 Rb4 30. Rc2 Rxa4 31. Rxc7 Rxa2 32. Nxg5+ Ke8 33. Nxe6 Rxb2 34. Nxf4 Bh4 35. Nxg6 Bxf2 36. e6 Bxd4+ 37. Kf3 Rb3+ 38. Kf4 Rb8 39. Re7+ Kd8 40. Rd7+ Ke8 41. Rxd5 Bc3 42. Rf5 Bb4 43. e7 Bd6+ 44. Kg5 a4 45. h4 a3 46. Ra5 Bb4 47. Ra4 Kf7 48. Kh6 Rb6 49. Kh7 Bd6 50. g5 Rb4 51. Rxa3 Rxh4+ 52. Nxh4 Bxa3 53. g6+ |
| ECO B28 in 1987 play it! wahls matthias defeats black's schulz in 59 moves | 1. e4 c5 2. Nf3 a6 3. c3 d5 4. exd5 Qxd5 5. d4 e6 6. Bd3 Nf6 7. O-O Nc6 8. dxc5 Bxc5 9. b4 Ba7 10. a3 O-O 11. Qe2 Qh5 12. Nbd2 Bb8 13. Re1 Nd5 14. Ne4 Nf4 15. Bxf4 Bxf4 16. g3 Bc7 17. Nfd2 Qh6 18. Nc5 Rd8 19. Rad1 e5 20. Be4 b6 21. Qf3 Rd6 22. Nd3 Rf6 23. Qh1 Bb7 24. Nc4 Re8 25. Ncxe5 Bxe5 26. Nxe5 Rfe6 27. Nd3 Qf6 28. Nf4 Re5 29. Nd5 Qd6 30. Qf3 |
| ECO B41 in 1992 play it! wahls matthias defeats black's hulak krunoslav in 54 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. gxh5 Nxh5 10. Bg5 Nf6 11. Be2 a6 12. h5 Bd7 13. Qd2 Be7 14. O-O-O Nxh5 15. f4 g6 16. Nxc6 Bxc6 17. f5 Bxg5 18. Rxg5 Qe7 19. fxg6 fxg6 20. Rxg6 Nf6 21. e5 dxe5 22. Qg5 Nd7 23. Rg8+ Rxg8 24. Qxg8+ Qf8 25. Qxe6+ Kd8 26. Qxe5 Qe7 27. Qf4 Rc8 |
| ECO B31 in 1993 play it! wahls matthias defeats black's bancod ronald in 97 moves | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. O-O Bg7 6. Re1 e5 7. c3 Qb6 8. Na3 Ba6 9. Qa4 Ne7 10. Nc4 Bxc4 11. Qxc4 O-O 12. d3 d6 13. Rb1 a5 14. Be3 Qb5 15. Qxb5 cxb5 16. a4 c4 17. axb5 cxd3 18. c4 f5 19. Nd2 f4 20. Bb6 Nc8 21. Bc7 Ra7 22. b6 Rb7 23. c5 dxc5 24. Nc4 Rf7 25. Ra1 Rd7 26. Rxa5 Rd4 27. b3 Bf8 28. f3 Bd6 29. Nxd6 Nxd6 30. Ra8+ Kf7 31. Ra7 Rxc7 32. Rxc7+ Ke6 33. Rd1 h5 34. Rxc5 g5 35. Rd5 Rb4 36. R1xd3 Rxb6 37. g3 Nb5 38. Rd8 Ra6 39. Rh8 Ra1+ 40. Kg2 g4 41. Rh6+ Ke7 42. gxf4 exf4 43. Rxh5 Ra2+ 44. Kf1 Ra1+ 45. Ke2 Ra2+ 46. Ke1 Na3 47. Re5+ Kf6 48. Rf5+ Kg6 49. Rxf4 |
| ECO B38 in 1989 play it! wahls matthias defeats black's pigusov evgeny in 51 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 O-O 8. Be2 b6 9. O-O Bb7 10. Nxc6 dxc6 11. e5 Nd7 12. f4 Qc7 13. Qc2 Rfe8 14. h4 Nf8 15. h5 f6 16. hxg6 hxg6 17. c5 b5 18. Qb3+ e6 19. exf6 Bxf6 20. Ne4 Qg7 21. f5 Red8 22. fxe6 Be7 23. Nd6 Bc8 24. Bg4 Qe5 25. Nf7 Qe4 26. Nh6+ |