| ECO A04 in 2002 play it! vedder richard defeats white's de bruycker bern in 58 moves | 1. Nf3 g6 2. c4 Nf6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 c6 6. O-O d6 7. d3 Nbd7 8. Rb1 e5 9. b4 d5 10. cxd5 cxd5 11. d4 e4 12. Ne5 Re8 13. Bf4 Nf8 14. Qb3 Ne6 15. Rbd1 Nxf4 16. gxf4 Be6 17. f3 e3 18. f5 Bxf5 19. f4 Be6 20. Na4 Ng4 21. Nxg4 Bxg4 22. Nc3 Rc8 23. Rd3 Rxc3 24. Rxc3 Bxe2 25. Bxd5 Bxf1 26. Bxf7+ Kh8 27. Bxe8 e2 28. Kf2 Qh4+ 29. Rg3 Bxd4+ |
| ECO A05 in 2001 play it! vedder richard defeats white's mellegers joost in 98 moves | 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 Bg4 7. Be3 Nfd7 8. Qb3 Bxf3 9. Bxf3 Nc6 10. Rd1 Na5 11. Qa4 c6 12. Be2 a6 13. b4 Nxc4 14. Bxc4 b5 15. Qb3 bxc4 16. Qxc4 Nb6 17. Qb3 d5 18. O-O Nc4 19. exd5 cxd5 20. Bg5 Re8 21. Rfe1 Rc8 22. a4 Qd6 23. g3 e6 24. Be3 Bf8 25. Rb1 Qb6 26. Rec1 Nd6 27. b5 axb5 28. Nxb5 Nc4 29. Bf4 Bg7 30. Qd1 Qa5 31. Nd6 Nxd6 32. Bxd6 Rxc1 33. Rxc1 Ra8 34. Rc5 Qa6 35. Bf4 h5 36. a5 Bf8 37. Rc7 Qxa5 38. Kg2 Qb5 39. Be5 Qe8 40. Qf3 Bg7 41. Bd6 Bf8 42. Be5 Bg7 43. Bd6 Rd8 44. Re7 Qf8 45. Bc5 Bxd4 46. Bxd4 Qxe7 47. Bf6 Qf8 48. g4 Rc8 49. g5 Qb4 |
| ECO A05 in 1996 play it! vedder richard defeats white's mittelbachert ul in 65 moves | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d3 c5 6. Nbd2 Nc6 7. e4 d6 8. Re1 e5 9. c3 Be6 10. a3 b5 11. b4 a5 12. bxc5 dxc5 13. Nb3 Bxb3 14. Qxb3 Qxd3 15. Be3 Nd4 16. Qb2 Nxf3+ 17. Bxf3 Rab8 18. Rad1 Qc4 19. Be2 Qxe4 20. Bxb5 Rfc8 21. c4 Qxc4 22. Rb1 Qd5 23. Qd2 Ra8 24. a4 e4 25. Be2 Qe6 26. Red1 Ng4 27. Qd7 Qxd7 28. Rxd7 Ne5 29. Re7 Bf6 30. Reb7 c4 31. R7b6 Bg7 32. Kg2 c3 33. Rc1 |
| ECO A16 in 1995 play it! vedder richard defeats white's tawakol kai in 46 moves | 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. d4 d6 6. e3 e5 7. Nge2 Nc6 8. d5 Ne7 9. O-O Nd7 10. Bd2 a5 11. a3 f5 12. f4 e4 13. Rb1 c6 14. dxc6 bxc6 15. b4 Nb6 16. c5 Nc4 17. Bc1 dxc5 18. bxc5 Qd3 19. Qb3 a4 20. Qb4 Nxe3 21. Bxe3 Qxe3+ 22. Kh1 Ba6 23. Rfe1 Rfb8 |
| ECO A16 in 1996 play it! vedder richard defeats white's meyer oliver in 92 moves | 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. e4 d6 5. g3 g6 6. Bg2 Bg7 7. O-O O-O 8. d3 Ne7 9. Nh4 c6 10. f4 Ng4 11. Qe2 exf4 12. Bxf4 c5 13. h3 Ne5 14. Bg5 h6 15. Bf6 Bxf6 16. Rxf6 Kg7 17. Raf1 Be6 18. R6f2 N7c6 19. Qe3 Qg5 20. Rf4 Nd4 21. Kh2 Qh5 22. Kg1 g5 23. Nf5+ Bxf5 24. Rxf5 Nxf5 25. exf5 f6 26. Nb5 Rac8 27. g4 Qh4 28. Nxd6 Rcd8 29. Qxc5 b6 30. Qa3 Qg3 31. Qxa7+ Rd7 32. Qxb6 Nxd3 33. Ne4 Qe5 34. Rd1 Rff7 35. Nc3 Rd6 36. Qb5 Qe3+ 37. Kh2 Qf4+ 38. Kg1 Qf2+ 39. Kh1 Ne1 40. Bd5 Qf1+ 41. Kh2 Qf2+ 42. Kh1 Nf3 43. Bxf3 Qxf3+ 44. Kh2 Rxd1 45. Nxd1 Qxd1 46. Qc5 Rd7 |
| ECO A13 in 2000 play it! vedder richard defeats white's muis gerrit mein in 54 moves | 1. c4 e6 2. Nc3 f5 3. g3 Nf6 4. Bg2 Nc6 5. d4 Bb4 6. Nf3 Ne4 7. Bd2 Bxc3 8. Bxc3 Nxc3 9. bxc3 Qf6 10. O-O O-O 11. Nd2 e5 12. e3 d6 13. f4 e4 14. Rb1 Na5 15. Qe2 Be6 16. Rfc1 b6 17. a3 Qf7 18. Bf1 h6 19. Rb4 Rac8 20. c5 dxc5 21. dxc5 Qe7 22. cxb6 cxb6 23. Qb5 Rc5 24. Qa6 Rfc8 25. c4 R8c7 26. Nb3 Nxb3 27. Rxb3 Ra5 |
| ECO A16 in 1999 play it! vedder richard defeats white's van den nieuwend in 70 moves | 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. g3 Bg7 5. Bg2 O-O 6. Nge2 e5 7. O-O Nc6 8. f4 Ne7 9. h3 c6 10. d3 Qb6+ 11. Kh2 Ne8 12. g4 exf4 13. Nxf4 Nc7 14. Qe2 Ne6 15. Be3 Qc7 16. Nxe6 Bxe6 17. Kh1 c5 18. Nd5 Bxd5 19. exd5 Rae8 20. Qd2 Nc8 21. Rae1 Nb6 22. b3 Nd7 23. d4 b6 24. Bg1 cxd4 25. Bxd4 Bxd4 26. Qxd4 Ne5 27. Kh2 Qd8 28. Qf4 Qh4 29. Qg3 Qg5 30. Kh1 h5 31. Re4 hxg4 32. hxg4 f5 33. Ref4 fxg4 34. Be4 Rxf4 35. Rxf4 Kg7 |
| ECO A15 in 2001 play it! vedder richard defeats white's valdmaa erik est in 28 moves | 1. c4 Nf6 2. Qa4 e5 3. d3 Nc6 4. a3 d5 5. Nc3 d4 6. Ne4 Nxe4 7. dxe4 Qh4 8. g3 Qxe4 9. f3 Qg6 10. e3 Bd7 11. exd4 Nxd4 12. Qa5 Nc2+ 13. Kd1 Nxa1 14. Qxe5+ Be6 |
| ECO A01 in 2006 play it! vedder richard defeats white's krijger martin by checkmate in 70 moves | 1. b3 d5 2. Bb2 Nf6 3. e3 Bf5 4. f4 e6 5. Nf3 Nbd7 6. Be2 h6 7. O-O Be7 8. Ne5 O-O 9. c4 dxc4 10. Bxc4 Nxe5 11. fxe5 Ne4 12. d3 Nc5 13. d4 Nd7 14. Nc3 Bb4 15. Rf4 Nb6 16. e4 Bg6 17. d5 Qg5 18. Ne2 Bh5 19. g3 Rad8 20. Qd3 Bc5+ 21. Kg2 exd5 22. exd5 Bxe2 23. Qxe2 Nxd5 24. Bxd5 Rxd5 25. Rd1 Rxd1 26. Qxd1 Rd8 27. Qe1 Qg6 28. Re4 Qc6 29. Kh3 Qe6+ 30. Kg2 Rd3 31. Re2 Qd5+ 32. Kh3 Qd7+ 33. Kg2 Rd1 34. Qc3 Rg1+ 35. Kf3 Qf5# |
| ECO B92 in 2001 play it! vedder richard defeats white's bensdorp laura in 78 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. a4 Be7 8. Be3 Qc7 9. O-O Nc6 10. Qd2 Bd7 11. f4 O-O 12. h3 Rac8 13. Nb3 Nb4 14. Bf3 Bc6 15. Nd4 Bd7 16. Rf2 Rfe8 17. Nde2 e5 18. f5 Bc6 19. g4 d5 20. exd5 Red8 21. Ng3 Nfxd5 22. Nxd5 Nxd5 23. Bxd5 Rxd5 24. Qe1 Bh4 25. Re2 Rcd8 26. Bf2 Bxa4 27. Ne4 Bxf2+ 28. Qxf2 Rd1+ 29. Rxd1 Rxd1+ 30. Kh2 Bc6 31. Qe3 f6 32. Rd2 Rxd2+ 33. Nxd2 Qd6 34. Nb3 Qd5 35. Qf2 Kf7 36. Kg3 g5 37. fxg6+ hxg6 38. Nc5 e4 39. Qe3 Qe5+ |
| ECO B77 in 2001 play it! vedder richard defeats white's gonchar viktor d in 88 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Bd7 10. h4 Ne5 11. Bb3 h5 12. O-O-O Rc8 13. Bh6 Bxh6 14. Qxh6 Rxc3 15. bxc3 Qa5 16. g4 Qxc3 17. Kb1 a5 18. gxh5 a4 19. hxg6 axb3 20. cxb3 fxg6 21. h5 gxh5 22. f4 Bc6 23. Nxc6 Qxc6 24. Rhg1+ Kf7 25. Qg7+ Ke8 26. fxe5 Qxe4+ 27. Kc1 Qxe5 28. Kb1 Qe4+ 29. Ka1 Rg8 30. Qxf6 exf6 31. Rxg8+ Kd7 32. Rg7+ Ke6 33. Rgg1 Qe5+ 34. Kb1 Qf5+ 35. Ka1 d5 36. Rge1+ Kd6 37. Rd4 Qf3 38. Rc1 Ke5 39. Rh4 Kf5 40. Rhh1 Kg6 41. Rhg1+ Kf7 42. Rc7+ Ke6 43. Re1+ Kd6 44. Rcc1 f5 |
| ECO B20 in 2001 play it! vedder richard defeats white's koennen timo in 78 moves | 1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 a6 7. O-O Nf6 8. h3 e6 9. Qe2 Be7 10. Rd1 Qc7 11. Bf4 Ne5 12. Nxe5 dxe5 13. Be3 Bd7 14. a4 Rc8 15. Bb3 Bc6 16. a5 O-O 17. Bb6 Qb8 18. Ba4 Bb4 19. Bxc6 Rxc6 20. Rac1 Bxc3 21. Rxc3 Rxc3 22. bxc3 Qc8 23. c4 Qc6 24. f3 Nh5 25. c5 Nf4 26. Qe3 Qa4 27. Rd2 h6 28. Kh2 Kh7 29. g3 Ng6 30. h4 Ne7 31. Qd3 Nc6 32. Qd7 Qb4 33. Rd6 Nd4 34. Rxd4 exd4 35. c6 bxc6 36. Qxd4 Qxd4 37. Bxd4 Rd8 38. Bc5 Rd2+ 39. Kh3 Rc2 |
| ECO B50 in 2003 play it! vedder richard defeats white's van de wynkele e in 60 moves | 1. e4 c5 2. Nf3 d6 3. b3 Nc6 4. Bb2 Nf6 5. Nc3 e6 6. d4 cxd4 7. Nxd4 Qc7 8. f4 a6 9. Nxc6 Qxc6 10. Qf3 b5 11. e5 Qxf3 12. gxf3 Nh5 13. O-O-O Bb7 14. exd6 Bxf3 15. Be2 Bxh1 16. d7+ Kd8 17. Bxh5 Bc6 18. Bxf7 Bxd7 19. Bxe6 Ra7 20. Ne4 Kc8 21. Bd4 Rc7 22. Bd5 Bf5 23. Bb6 Rd7 24. Ng3 Ba3+ 25. Kb1 Bg4 26. Rd3 Re8 27. Ba5 b4 28. c3 Re1+ 29. Kc2 Rc1+ 30. Kd2 Rd1+ |
| ECO B20 in 2006 play it! vedder richard defeats white's sonder peter in 42 moves | 1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 a6 7. Bg5 Nf6 8. Bxf6 gxf6 9. Nh4 e6 10. O-O Be7 11. Qh5 Ne5 12. Bb3 Bd7 13. Kh1 Ng6 14. Nf5 Bc6 15. Ng7+ Kd7 16. Bxe6+ fxe6 17. f4 Qg8 18. Nxe6 Qxe6 19. e5 Nxf4 20. Rxf4 fxe5 21. Rf2 Raf8 |
| ECO C71 in 2004 play it! vedder richard defeats white's velema sander in 56 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. d4 b5 6. Bb3 Nxd4 7. Nxd4 exd4 8. Bd5 Rb8 9. Bc6+ Bd7 10. Bxd7+ Qxd7 11. Qxd4 Qc6 12. Nc3 Ne7 13. O-O Qb6 14. Qd3 Ng6 15. a4 b4 16. Nd5 Qb7 17. Bd2 a5 18. Be3 Be7 19. f4 Bd8 20. Bd4 O-O 21. f5 Ne5 22. Bxe5 dxe5 23. f6 Bxf6 24. Nxf6+ gxf6 25. Rxf6 Kh8 26. Re1 Rbd8 27. Qh3 Rd6 28. Rh6 Qb6+ |
| ECO C44 in 2005 play it! vedder richard defeats white's woudt edwin in 36 moves | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 Ne4 6. Bd5 Nc5 7. O-O Ne6 8. Nbd2 d6 9. Bxc6+ bxc6 10. Nb3 c5 11. Qe2 Be7 12. Re1 O-O 13. Bd2 Rb8 14. Na5 Rxb2 15. Nb3 Rxc2 16. Qd3 Rxd2 17. Qxd2 Bb7 18. Rac1 Bxf3 |
| ECO C02 in 1997 play it! vedder richard defeats white's huelsewig jessic in 66 moves | 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 c4 7. b4 cxb3 8. Bb2 Bd7 9. Nbd2 Na5 10. c4 dxc4 11. Nxc4 Nxc4 12. Bxc4 Ne7 13. O-O Bc6 14. Bxb3 Nd5 15. Nd2 Be7 16. Nc4 Qc7 17. Qg4 g5 18. Nd6+ Bxd6 19. exd6 Qxd6 20. Rfe1 O-O-O 21. Rec1 Kb8 22. a4 h5 23. Qd1 g4 24. Ba3 Qd7 25. Qd2 Ka8 26. a5 Nc7 27. Bc5 Na6 28. Qb2 h4 29. Bc4 Nxc5 30. dxc5 g3 31. hxg3 hxg3 32. f3 f5 33. a6 Rh1+ |
| ECO C11 in 1999 play it! vedder richard defeats white's van leeuwen etie in 94 moves | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. c3 Nc6 7. Nf3 Qb6 8. g3 cxd4 9. cxd4 Bb4+ 10. Bd2 Be7 11. Bc3 O-O 12. Bg2 f6 13. O-O fxe5 14. dxe5 Nc5 15. Ned4 Ne4 16. Nb3 Bd7 17. Bd4 Nxd4 18. Qxd4 Nc5 19. Nfd2 Nxb3 20. Qxb6 axb6 21. Nxb3 Bc5 22. Nxc5 bxc5 23. a3 Ba4 24. f4 g6 25. Rf2 Rad8 26. Rd2 b6 27. Re1 Kf7 28. Bf3 Ke7 29. h4 Rc8 30. Kf2 Rfd8 31. Rh1 h5 32. Rc1 b5 33. Be2 c4 34. Rd4 b4 35. axb4 Rb8 36. Bd1 Bxd1 37. Rdxd1 Rxb4 38. Rd2 Rdb8 39. Rcc2 Kd7 40. Ke1 Kc6 41. Rg2 Kc5 42. g4 d4 43. gxh5 gxh5 44. Rg7 d3 45. Rc7+ Kd4 46. Rc3 Rxb2 47. R3xc4+ Ke3 |
| ECO C12 in 1991 play it! vedder richard defeats white's noetzel frank in 66 moves | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Qg4 Kf8 9. h4 c5 10. Bd3 Nxd2 11. Kxd2 Qa5 12. Rh3 cxd4 13. Rg3 g6 14. Qf4 Qxc3+ 15. Ke2 Nd7 16. Nf3 Qxa1 17. Bxg6 d3+ 18. Kd2 Ke8 19. Bxf7+ Kd8 20. Nd4 Kc7 21. Nxe6+ Kb8 22. Nd4 a6 23. e6+ Ka7 24. Rxd3 Nb6 25. Qc7 Nc4+ 26. Ke2 a5 27. Rc3 Ka6 28. Rxc4 dxc4 29. Qxc4+ Ka7 30. Qc5+ b6 31. Qe5 Ba6+ 32. Kd2 Rad8 33. c3 Qb2+ |
| ECO C03 in 1991 play it! vedder richard defeats white's chess machine co in 139 moves | 1. e4 e6 2. d4 d5 3. Nd2 a6 4. Ngf3 c5 5. dxc5 Bxc5 6. exd5 Qxd5 7. Bc4 Qd8 8. Ne4 Qxd1+ 9. Kxd1 Be7 10. Bg5 Nd7 11. Re1 Ngf6 12. Bd3 Nxe4 13. Bxe4 Nc5 14. Bxe7 Kxe7 15. Kd2 Rd8+ 16. Kc3 Nxe4+ 17. Rxe4 b6 18. Rc4 Bb7 19. Rc7+ Rd7 20. Rxd7+ Kxd7 21. Rd1+ Ke7 22. Ne5 Bd5 23. Kb4 f6 24. Nc4 Rc8 25. Ne3 Bxg2 26. Nxg2 Rxc2 27. Rf1 Rxb2+ 28. Ka3 Rd2 29. Ne3 b5 30. Kb3 f5 31. a3 f4 32. Nd1 Rd3+ 33. Nc3 g5 34. f3 Kf6 35. a4 bxa4+ 36. Kc4 Re3 37. Nxa4 Re2 38. h3 Rh2 39. Nc5 Rxh3 40. Nxa6 h5 41. Nb8 Kf5 42. Nc6 Rh2 43. Nd4+ Kf6 44. Re1 e5 45. Nc6 Rc2+ 46. Kd5 Rxc6 47. Kxc6 g4 48. Kd5 g3 49. Rh1 Kg5 50. Re1 h4 51. Rxe5+ Kg6 52. Re6+ Kf7 53. Re4 g2 54. Rxf4+ Ke7 55. Re4+ Kd7 56. Rxh4 g1=Q 57. Rd4 Qe3 58. Kc4+ Kc6 59. Rd3 Qc5+ 60. Kb3 Kb5 61. Rc3 Qf2 62. Ka3 Qe1 63. Rc8 Qe3+ 64. Kb2 Qxf3 65. Rc3 Qe2+ 66. Rc2 Qd3 67. Rc3 Qd4 68. Kb3 Qd2 69. Rc8 Qd5+ 70. Ka3 |