| ECO D25 in 1969 play it! gerusel mathias defeats black's kestler hansguen in 81 moves | 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Bg4 5. Bxc4 e6 6. h3 Bh5 7. Nc3 a6 8. O-O Nc6 9. Be2 Be7 10. a3 O-O 11. b4 Nd5 12. Bb2 Nxc3 13. Bxc3 Qd5 14. Qc2 Bg6 15. Qb2 Be4 16. Ne1 Qg5 17. Bd2 Bf6 18. f3 Bf5 19. Kh2 Bg6 20. Rd1 Qd5 21. Bc3 Qd6+ 22. Kh1 Rfd8 23. Nd3 Ne7 24. Nc5 Qb6 25. e4 Nc6 26. f4 h6 27. g4 a5 28. f5 axb4 29. axb4 Bh7 30. Bc4 exf5 31. gxf5 Ne7 32. Qb3 Rf8 33. Rde1 Rad8 34. Qb2 Qd6 35. Rd1 b6 36. Nb3 Qg3 37. Rd3 Qh4 38. Qg2 Bg5 39. Rg3 Kh8 40. Be2 f6 41. Be1 |
| ECO D32 in 1987 play it! gerusel mathias defeats black's bulthaupt f in 83 moves | 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 cxd4 5. Qa4+ Bd7 6. Qxd4 exd5 7. Nf3 Nc6 8. Qxd5 Nf6 9. Qd1 Bc5 10. e3 Qe7 11. Be2 O-O-O 12. O-O g5 13. a3 g4 14. Nd4 Rhg8 15. b4 Bb6 16. Bb2 g3 17. hxg3 Rxg3 18. Bf3 Bg4 19. Qc2 Rxf3 20. Nxf3 Kb8 21. Nh2 Bc7 22. Ne2 Rg8 23. g3 Bh3 24. Rfe1 Ne4 25. Nf4 Bf5 26. Qe2 Ng5 27. Kg2 h5 28. Qxh5 Qe4+ 29. f3 Qc4 30. Rac1 Qb3 31. Re2 Be5 32. Rxc6 Bxb2 33. Rc5 Ne4 34. fxe4 Bxe4+ 35. Kf2 Qd1 36. Rxb2 Qh1 37. Nf3 Qd1 38. Qe5+ Ka8 39. Qxe4 Qh1 40. Rc7 Rb8 41. Rbc2 Qd1 42. Rxb7 |
| ECO D25 in 1980 play it! gerusel mathias defeats black's miltner arndt in 51 moves | 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Bg4 5. Bxc4 e6 6. h3 Bh5 7. O-O Nbd7 8. Nc3 Bd6 9. Be2 Bg6 10. Nh4 Qe7 11. f4 O-O-O 12. Bf3 c5 13. Nxg6 hxg6 14. Qb3 Nb6 15. Nb5 a6 16. Nxd6+ Qxd6 17. dxc5 Qxc5 18. Bd2 Qb5 19. Qxb5 axb5 20. Ba5 Rd6 21. Rac1+ Kb8 22. Rc5 Rc8 23. Rxb5 Nfd7 24. e4 Rc5 25. Rxc5 Nxc5 26. e5 |
| ECO D29 in 1969 play it! gerusel mathias defeats black's todorcevic miodr in 63 moves | 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qb8 11. d5 c4 12. dxe6 fxe6 13. Bc2 Bd6 14. e4 O-O 15. h3 Bf4 16. Ng5 Nc5 17. Be3 Bxe3 18. Qxe3 Nd3 19. Bxd3 cxd3 20. a3 Qe8 21. Rxd3 h6 22. Qb6 hxg5 23. Qxb7 Nh5 24. Qc7 Nf4 25. Rg3 Rf7 26. Qe5 a5 27. Kh2 b4 28. Nb5 Qb8 29. Nd6 Rd7 30. Rd1 Ra6 31. Rxg5 Ne2 32. Qxe6+ |
| ECO D23 in 1963 play it! gerusel mathias defeats black's lohse steffen in 49 moves | 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Qa4+ Nc6 5. e3 Nd7 6. Qxc4 e5 7. dxe5 Ndxe5 8. Nxe5 Nxe5 9. Qe4 Bd6 10. f4 f5 11. Qd4 Qh4+ 12. Ke2 Qg4+ 13. Kf2 Nc6 14. Qc4 Bd7 15. Nc3 O-O-O 16. Be2 Qh4+ 17. g3 Qe7 18. Bf3 g5 19. Nd5 Qg7 20. Bd2 gxf4 21. gxf4 Qh6 22. Bc3 Qh4+ 23. Ke2 Ne5 24. Bxe5 Bxe5 25. Qb4 |
| ECO D31 in 1969 play it! gerusel mathias defeats black's mohrlock dieter in 112 moves | 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bf4 O-O 6. e3 c5 7. dxc5 Qa5 8. a3 dxc4 9. Bxc4 Qxc5 10. Qe2 a6 11. O-O b5 12. Bd3 Bb7 13. Ng5 Nbd7 14. Nxh7 Nxh7 15. Bxh7+ Kxh7 16. Qd3+ Kg8 17. Qxd7 Bc6 18. Qd3 Rfd8 19. Qe2 a5 20. Rfc1 b4 21. Ne4 Qd5 22. f3 Bb5 23. Qe1 e5 24. Bg5 f6 25. Bh4 Rac8 26. Rxc8 Rxc8 27. axb4 Bxb4 28. Qg3 Kf8 29. Qg4 Rd8 30. h3 Qb3 31. Qh5 Qf7 32. Qxf7+ Kxf7 33. Be1 Bc6 34. Bxb4 axb4 35. Nc5 Rd2 36. Ra6 Be8 37. Ra7+ Kg6 38. b3 Rc2 39. Ne6 Rc3 40. Rxg7+ Kh6 41. Re7 Bg6 42. e4 Rxb3 43. Nf8 Rc3 44. Kh2 b3 45. Rb7 Rd3 46. h4 Rc3 47. Nxg6 Kxg6 48. Rb5 Re3 49. Kg3 Kh5 50. Rb6 Kg6 51. Kg4 Re2 52. h5+ Kg7 53. Rb7+ Kh6 54. Rxb3 Rxg2+ 55. Kf5 Kxh5 56. Kxf6 Rg5 |
| ECO A40 in 1979 play it! gerusel mathias defeats black's miles anthony j in 100 moves | 1. d4 e6 2. e4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Ne2 Qh4 6. Nd2 Bg4 7. Nf1 Ne7 8. Nfg3 Nbc6 9. c3 h5 10. Be3 Qf6 11. h3 Bd7 12. h4 Bg4 13. Qd2 Qe6 14. Bf4 O-O-O 15. Qe3 Qxe3 16. Bxe3 Rde8 17. Kd2 Na5 18. b3 b6 19. Bf4 Nb7 20. f3 Bd7 21. Ba6 Ba3 22. b4 Ng6 23. Rab1 Ba4 24. Bd3 a5 25. Bf5+ Kb8 26. Bxg6 fxg6 27. Be5 Re6 28. Nf4 Rc6 29. b5 Rd6 30. Bxd6 Nxd6 31. Nxd5 Re8 32. Ne3 Bxb5 33. Rb3 a4 34. Rxa3 Rxe3 35. Kxe3 Nc4+ 36. Kf4 Nxa3 37. Ne4 Bc4 38. Nd2 Bf7 39. Rc1 Nb5 40. Rc2 Kb7 41. Ke5 Kc6 42. c4 Nd6 43. d5+ Kd7 44. g4 c5 45. Ne4 Nc8 46. Rc3 g5 47. Nxg5 Bg6 48. Ne4 Ne7 49. Kf4 b5 50. Nxc5+ Kd6 |
| ECO A40 in 1969 play it! gerusel mathias defeats black's schmidt bodo in 67 moves | 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 Nc6 7. Nf3 Ne4 8. Qb3 O-O 9. e3 Ne7 10. Bd3 Ng6 11. Qc2 f5 12. b4 c6 13. h4 Bd7 14. h5 Nh8 15. Ne5 Be8 16. f3 Nd6 17. g4 Nhf7 18. Nxf7 Nxf7 19. gxf5 exf5 20. Bxf5 Ng5 21. f4 Qf6 22. Bd3 Ne4 23. Bxe4 dxe4 24. Bb2 Qe7 25. O-O-O Kf7 26. Rhg1 Rg8 27. Rg5 Bd7 28. Re5 Qf8 29. Qxe4 g6 30. d5 c5 31. bxc5 Qxc5 32. d6 Qc6 33. Re7+ Kf8 34. Rf7+ |
| ECO A40 in 1957 play it! gerusel mathias defeats black's aldrete jorge in 65 moves | 1. d4 e6 2. c4 Bb4+ 3. Bd2 Qe7 4. Nf3 f5 5. Qc2 Nf6 6. a3 Bxd2+ 7. Nbxd2 b6 8. e4 fxe4 9. Nxe4 Bb7 10. Bd3 Nxe4 11. Bxe4 Bxe4 12. Qxe4 Nc6 13. Ne5 Qd6 14. Rd1 O-O 15. O-O Rf5 16. b4 Raf8 17. f4 g5 18. c5 Qe7 19. Nxc6 dxc6 20. fxg5 Qxg5 21. Qxe6+ Kh8 22. Rxf5 Qxf5 23. Qxf5 Rxf5 24. Rf1 Rxf1+ 25. Kxf1 Kg7 26. Kf2 Kf6 27. Kf3 h5 28. g4 hxg4+ 29. Kxg4 a5 30. cxb6 cxb6 31. Kf4 axb4 32. axb4 b5 33. h4 |
| ECO A40 in 2003 play it! gerusel mathias defeats black's kniest oliver in 61 moves | 1. d4 e6 2. c4 d5 3. Nc3 c6 4. cxd5 exd5 5. Bf4 Bf5 6. e3 Bd6 7. Bxd6 Qxd6 8. Bd3 Bxd3 9. Qxd3 Nf6 10. Nf3 Nbd7 11. O-O O-O 12. Rab1 a5 13. Qc2 Rfe8 14. a3 b5 15. Rfc1 Nb6 16. Ne5 Nc4 17. Nxc4 bxc4 18. b3 Ng4 19. g3 Qh6 20. h4 cxb3 21. Rxb3 Nxe3 22. fxe3 Rxe3 23. Na2 Rae8 24. Rxe3 Rxe3 25. Qf2 Rxa3 26. Re1 Kf8 27. Nc1 Qg6 28. Kh2 Rc3 29. Qf4 Rc2+ 30. Kg1 Rb2 31. Qc7 |
| ECO A81 in 1970 play it! gerusel mathias defeats black's henningsen juerg in 95 moves | 1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nd2 Bg7 5. e4 fxe4 6. Nxe4 Nxe4 7. Bxe4 d5 8. Bg2 Nc6 9. Ne2 Bg4 10. f3 Be6 11. c3 Qd7 12. O-O Bh3 13. Bxh3 Qxh3 14. Nf4 Qd7 15. Re1 Nd8 16. Qe2 Bf6 17. Nd3 O-O 18. Nc5 Qh3 19. Bf4 c6 20. Bc7 b6 21. Nd3 Nf7 22. g4 Ng5 23. Rf1 Rf7 24. Bg3 Raf8 25. Nf2 Qh6 26. Kg2 Bh8 27. f4 Rxf4 28. Bxf4 Rxf4 29. Qxe7 Bg7 30. Rad1 Bf8 31. Qe8 Nf3 32. Qe6+ Kh8 33. Nh3 Qxh3+ 34. Kxh3 Ng5+ 35. Kg3 Nxe6 36. Rxf4 Bd6 37. Re1 Nxf4 38. Re8+ Kg7 39. Rd8 Ne2+ 40. Kf3 Nxd4+ 41. cxd4 Bxh2 42. Rd7+ Kf6 43. Rxh7 Bg1 44. Rxa7 Bxd4 45. Rc7 c5 46. Rc6+ Ke5 47. Rxb6 c4 48. Rb8 |
| ECO A81 in 1976 play it! gerusel mathias defeats black's borngaesser rene in 69 moves | 1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. b3 Bg7 5. Bb2 O-O 6. Nd2 d6 7. Ngf3 Nc6 8. Nc4 e6 9. O-O Bd7 10. Ne1 Qe7 11. Nd3 Rae8 12. Re1 Ne4 13. e3 Rd8 14. f3 Nf6 15. e4 fxe4 16. fxe4 e5 17. dxe5 Nxe5 18. Ncxe5 dxe5 19. Qe2 Ne8 20. a4 Bc8 21. Ba3 Nd6 22. Nb4 c6 23. Qe3 a6 24. Nd3 h6 25. Rad1 Qg5 26. Qxg5 hxg5 27. Nb2 Rf6 28. Nc4 Bf8 29. Nxe5 Re8 30. Nd3 Bg4 31. Ra1 Nc8 32. Bb2 Rf7 33. Ne5 Bg7 34. Nxf7 Bxb2 35. Nh6+ |
| ECO A81 in 1965 play it! gerusel mathias defeats black's besser hans in 75 moves | 1. d4 f5 2. g3 g6 3. Nd2 Nf6 4. Bg2 Bg7 5. e4 fxe4 6. Nxe4 d5 7. Ng5 O-O 8. c3 h6 9. N5h3 c5 10. dxc5 e5 11. Ne2 Nc6 12. O-O Qe7 13. b4 a5 14. b5 Na7 15. a4 Be6 16. Kh1 Ne4 17. Ba3 Nxc5 18. Bxd5 b6 19. c4 Kh7 20. Nhg1 Rad8 21. Nc3 e4 22. Rc1 e3 23. f3 Bxc3 24. Rxc3 Bxd5 25. cxd5 Qe5 26. Qe1 Qxd5 27. Bxc5 bxc5 28. Rxe3 Rf7 29. Qxa5 c4 30. Rfe1 Nc6 31. Qc3 Nd4 32. Re5 Qb7 33. Qxc4 Rdd7 34. R1e4 Nxf3 35. Nxf3 Rxf3 36. Re8 Rdf7 37. Qd4 R3f6 38. Qxf6 |
| ECO A81 in 1978 play it! gerusel mathias defeats black's rostalski walter in 84 moves | 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 Be7 5. O-O O-O 6. c4 d6 7. b3 Qe8 8. Bb2 Ne4 9. Ne1 Nc6 10. Nd2 Nxd2 11. Qxd2 Bf6 12. f4 Bd7 13. e4 fxe4 14. Bxe4 Qh5 15. Nf3 Rae8 16. Rae1 Nd8 17. Bb1 Bc6 18. Qd3 g6 19. Nd2 Qh6 20. Ne4 Bxe4 21. Rxe4 d5 22. Re2 Qg7 23. Rfe1 Qd7 24. c5 Nc6 25. a3 Qg7 26. Rd1 a6 27. b4 Qf7 28. Qe3 Qg7 29. Bc2 g5 30. Rf2 Kh8 31. Qd3 gxf4 32. Rxf4 e5 33. dxe5 Bxe5 34. Rh4 Re7 35. Bc1 Rff7 36. Qxd5 Qf6 37. Bf4 Bd4+ 38. Kh1 Be5 39. Rh6 Qg7 40. Rxh7+ Qxh7 41. Bxh7 Kxh7 42. Bxe5 Nxe5 |
| ECO A80 in 1976 play it! gerusel mathias defeats black's clemens christia by checkmate in 79 moves | 1. d4 f5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. O-O O-O 6. Nbd2 d6 7. b3 e5 8. dxe5 dxe5 9. Nc4 e4 10. Nfe5 Qe8 11. a4 Be6 12. Bb2 Na6 13. Qc1 Nb4 14. Rd1 Qh5 15. Rd2 Rad8 16. Rxd8 Rxd8 17. Bf1 c5 18. e3 f4 19. gxf4 Ng4 20. h3 Nh6 21. Nd2 Bf5 22. Ba3 Bd6 23. Bg2 Bxe5 24. fxe5 Nc6 25. Bb2 Bxh3 26. Nxe4 Bxg2 27. Kxg2 Nf5 28. Qh1 Qg4+ 29. Kh2 Qh5+ 30. Kg2 Nh4+ 31. Kg3 Ne7 32. f4 Qe2 33. Kxh4 Nf5+ 34. Kg5 Nxe3 35. Rg1 Rf8 36. Nf6+ gxf6+ 37. exf6 Qxc2 38. Qh6 Qf5+ 39. Kh4+ Kh8 40. Qg7# |
| ECO A81 in 1973 play it! gerusel mathias defeats black's van der weide pi in 67 moves | 1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. b3 O-O 6. Bb2 d6 7. O-O c6 8. Nbd2 Na6 9. Ne1 Qc7 10. Nd3 Re8 11. e4 e5 12. dxe5 dxe5 13. Re1 f4 14. Nc4 Ng4 15. gxf4 exf4 16. Bxg7 f3 17. Be5 Nxe5 18. Ncxe5 fxg2 19. f4 c5 20. Qf3 b5 21. c4 bxc4 22. Nxc4 Bb7 23. Nde5 Nb4 24. Re2 Rad8 25. h4 Rd4 26. h5 Nd3 27. hxg6 hxg6 28. Kxg2 Qg7 29. Rg1 Qh6 30. Kg3 Kg7 31. Rh1 Rxe5 32. Rxh6 Rexe4 33. Reh2 Kf6 34. Rxg6+ |
| ECO A81 in 1963 play it! gerusel mathias defeats black's clemens christia in 59 moves | 1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. c4 O-O 6. O-O d6 7. Nc3 c6 8. Re1 Na6 9. b3 Qa5 10. Bb2 e5 11. e4 fxe4 12. Nxe4 Nxe4 13. Rxe4 Bf5 14. Re1 Nb4 15. Qd2 Qb6 16. Nh4 exd4 17. Nxf5 Rxf5 18. Re7 Bf6 19. Rd7 Be5 20. Bh3 Raf8 21. Qh6 R8f7 22. Bxf5 Bg7 23. Qh4 gxf5 24. Rxf7 Kxf7 25. Qxh7 Qc5 26. Re1 Nd3 27. Qh5+ Kf6 28. Qh4+ Kf7 29. Qe7+ Kg6 30. Qe8+ |
| ECO A81 in 1979 play it! gerusel mathias defeats black's borngaesser rene in 53 moves | 1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. b3 Bg7 5. Bb2 O-O 6. Nd2 d6 7. Ngf3 c6 8. O-O a5 9. a3 Qc7 10. Re1 Na6 11. h3 Ne4 12. c4 d5 13. Qc2 Qb6 14. e3 Be6 15. Rab1 Qd8 16. Rec1 h6 17. Ne1 Qd7 18. Nd3 g5 19. Nf3 Qe8 20. Nfe5 Nb8 21. Kh2 Nd7 22. f3 Nd6 23. Nc5 Bxe5 24. Nxe6 Bxg3+ 25. Kxg3 Rf6 26. cxd5 cxd5 27. Nc7 |
| ECO A81 in 1974 play it! gerusel mathias defeats black's eising johannes in 67 moves | 1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nh3 e6 5. O-O d6 6. c4 Bg7 7. Nc3 O-O 8. Nf4 c6 9. Nd3 Nbd7 10. b3 e5 11. dxe5 dxe5 12. Ba3 Re8 13. e4 Qa5 14. Bb4 Qc7 15. Nb2 Bf8 16. Bxf8 Nxf8 17. exf5 Bxf5 18. Qe2 Ne6 19. Ne4 Bxe4 20. Bxe4 Nd4 21. Qe3 Re7 22. Kg2 Rf8 23. h3 Ref7 24. Rad1 Nxe4 25. Qxe4 Nf3 26. Rd3 Qa5 27. a4 Nh2 28. Kxh2 Rxf2+ 29. Rxf2 Rxf2+ 30. Kg1 Rxb2 31. Qe3 Qc7 32. h4 a5 33. c5 Qe7 34. Rd6 |
| ECO A81 in 1976 play it! gerusel mathias defeats black's eising johannes in 83 moves | 1. d4 f5 2. g3 Nf6 3. Bg2 d6 4. Nf3 c6 5. b3 g6 6. Bb2 Bg7 7. Nbd2 O-O 8. O-O a5 9. c4 Na6 10. Qc2 Nb4 11. Qb1 Rb8 12. a3 Na6 13. Qc2 Bd7 14. Ne1 Kh8 15. Nd3 b5 16. Rfe1 Qb6 17. Rac1 c5 18. d5 a4 19. bxa4 bxc4 20. Qxc4 Nc7 21. e4 e5 22. dxe6 Bxe6 23. Qc2 fxe4 24. Nxe4 c4 25. Bxf6 Bxf6 26. Nxf6 cxd3 27. Qc3 Qb2 28. Ne4+ Qxc3 29. Rxc3 Na6 30. Rxd3 d5 31. Ng5 Bg8 32. Bxd5 Nc5 33. Rdd1 Rb2 34. f4 h6 35. Nf3 g5 36. Ne5 Kg7 37. Nc4 Rc2 38. Re7+ Kf6 39. Rc7 Rd8 40. Ne3 Rc3 41. Bxg8 Rxg8 42. Nd5+ |