| ECO B07 in 2005 play it! van der weide ka defeats black's pel bonno ned in 43 moves | 1. e4 d6 2. d4 g6 3. Nc3 Nf6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Na6 7. O-O c5 8. d5 Rb8 9. f5 Nc7 10. fxg6 fxg6 11. a4 a6 12. Bg5 Bg4 13. Qd2 Nd7 14. Be2 Qe8 15. Kh1 Kh8 16. a5 b5 17. axb6 Rxb6 18. b3 Nf6 19. Rae1 Rb4 20. Bc4 Qd7 21. Na2 Rb7 22. Nc1 |
| ECO B09 in 2005 play it! van der weide ka defeats black's pribyl josef in 47 moves | 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Na6 7. O-O c5 8. d5 Rb8 9. f5 Nc7 10. a4 gxf5 11. Nh4 e6 12. dxe6 fxe6 13. exf5 e5 14. Bg5 d5 15. Ra3 e4 16. Nxe4 dxe4 17. Bc4+ Ncd5 18. Bxf6 Bxf6 19. Qg4+ Kh8 20. Ng6+ hxg6 21. Rh3+ Kg8 22. Qxg6+ Bg7 23. Rh7 Rf7 24. f6 |
| ECO B07 in 2005 play it! van der weide ka defeats black's rotshtein efim in 109 moves | 1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. g3 e5 5. Nge2 c6 6. a4 g6 7. Bg2 Bg7 8. O-O O-O 9. b3 Re8 10. Bb2 a5 11. Qd2 Qc7 12. h3 b6 13. d5 cxd5 14. Nxd5 Nxd5 15. Qxd5 Bb7 16. Qd2 Rad8 17. Nc3 Nf6 18. Rad1 Bc6 19. Qe3 h5 20. Rd3 d5 21. Nxd5 Bxd5 22. exd5 e4 23. Bxf6 Bxf6 24. Bxe4 Qxc2 25. Rc1 Qb2 26. Rc6 h4 27. g4 Rd7 28. Rd1 Rde7 29. Qf3 Kg7 30. Rc4 Be5 31. d6 Bxd6 32. Rxd6 Rxe4 33. Rxe4 Qb1+ 34. Kg2 Qxe4 35. Qxe4 Rxe4 36. Rxb6 Re2 37. Rb5 Rb2 38. g5 f5 39. Rxa5 Rxb3 40. Rb5 Ra3 41. Rb4 Kf7 42. Rxh4 Ke6 43. Rb4 Ke5 44. f3 f4 45. h4 Kf5 46. Rb5+ Ke6 47. Rb6+ Kf5 48. Rf6+ Ke5 49. Rxg6 Rxa4 50. Rb6 Ra3 51. h5 Kf5 52. Rb5+ Ke6 53. h6 Ra6 54. Kh3 Kf7 55. Kg4 |
| ECO B09 in 2002 play it! van der weide ka defeats black's wissmann dolf in 45 moves | 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Na6 7. O-O c5 8. d5 Rb8 9. f5 Nc7 10. fxg6 hxg6 11. a4 a6 12. Qe1 b5 13. Qh4 c4 14. Be2 Re8 15. Bh6 Qd7 16. Ng5 bxa4 17. Nxa4 a5 18. h3 Na6 19. Bxc4 Nb4 20. e5 dxe5 21. d6 Ba6 22. Bxf7+ Kf8 23. Rxf6 |
| ECO B07 in 2003 play it! van der weide ka defeats black's bojkov dejan in 103 moves | 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. g3 c6 6. a4 g6 7. Bg2 Bg7 8. O-O O-O 9. h3 Re8 10. Re1 a5 11. b3 exd4 12. Nxd4 Nc5 13. Bb2 Bd7 14. Qd2 Qc8 15. Kh2 Re5 16. Nde2 Rxe4 17. Qxd6 Re5 18. Rad1 Rf5 19. Kg1 h5 20. Nd4 Bf8 21. Nxf5 Bxd6 22. Nxd6 Qf8 23. Re5 b6 24. Rxc5 bxc5 25. Nde4 Qd8 26. Nxf6+ Qxf6 27. Rxd7 c4 28. Bf1 cxb3 29. cxb3 Rd8 30. Ne4 Qxb2 31. Rxd8+ Kg7 32. Rd3 Qe5 33. Nd2 Qc5 34. h4 Qf5 35. Nf3 f6 36. Nd4 Qe4 37. Rd1 c5 38. Nb5 Qc2 39. Rd3 g5 40. hxg5 fxg5 41. Nd6 Kf6 42. Rf3+ Ke6 43. Ne4 g4 44. Rc3 Qb1 45. Nxc5+ Kd5 46. Nd3 h4 47. gxh4 g3 48. Nf4+ Ke4 49. fxg3 Qe1 50. Rd3 Qc1 51. Ng2 Qc8 52. Be2 |
| ECO B01 in 2000 play it! van der weide ka defeats black's gelashvili tamaz in 93 moves | 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Nf6 6. Bc4 Bf5 7. Bd2 e6 8. Nd5 Qd8 9. Nxf6+ Qxf6 10. Qe2 Nd7 11. O-O-O h6 12. Bc3 Qe7 13. Rhe1 Nb6 14. d5 cxd5 15. Bxd5 O-O-O 16. Bb3 Bg4 17. h3 Rxd1+ 18. Rxd1 Bxf3 19. Qxf3 Qc7 20. a4 Kb8 21. Kb1 Nc8 22. Qd3 h5 23. h4 Rh6 24. g3 a6 25. f4 Bd6 26. Bxg7 Rg6 27. Bc3 Qc6 28. Be1 Bc7 29. f5 exf5 30. Qxf5 Bxg3 31. Bxf7 Rg7 32. Bxg3+ Rxg3 33. Qxh5 Qf6 34. Bd5 Rh3 35. Qh7 Ne7 36. h5 Nxd5 37. Qg8+ Ka7 38. Qxd5 Qh4 39. Qc5+ Ka8 40. b3 Rh1 41. Rxh1 Qxh1+ 42. Kb2 Qf3 43. Qg5 Qe4 44. h6 Qd4+ 45. Ka2 Qe4 46. Qd8+ Ka7 47. Qd3 |
| ECO B01 in 2006 play it! van der weide ka defeats black's maes thomas in 61 moves | 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nge2 c6 6. Bf4 Qd8 7. Qd2 Bf5 8. Ng3 Bg6 9. h4 h6 10. O-O-O e6 11. Bd3 Bxd3 12. Qxd3 Be7 13. Nce4 Nbd7 14. Kb1 Nxe4 15. Nxe4 Nf6 16. Be5 O-O 17. Bxf6 Bxf6 18. g4 Be7 19. Qe2 Re8 20. g5 hxg5 21. hxg5 Bxg5 22. Qh5 Bh6 23. Rdg1 Kf8 24. Qc5+ Qe7 25. Qe5 f6 26. Qg3 Qf7 27. Nd6 Qc7 28. c4 Ke7 29. Rxh6 Qxd6 30. Qxg7+ Kd8 31. Rh7 |
| ECO B01 in 2002 play it! van der weide ka defeats black's hareux hubert in 39 moves | 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 c6 6. Bc4 Bf5 7. Bd2 e6 8. Nd5 Qd8 9. Nxf6+ Qxf6 10. Qe2 Nd7 11. O-O-O Nb6 12. Bb3 h6 13. Ne5 O-O-O 14. g4 Bg6 15. Rhg1 h5 16. h4 Qxh4 17. Bxe6+ Kb8 18. Bxf7 Bh7 19. gxh5 Rxd4 20. Nf3 |
| ECO B01 in 2003 play it! van der weide ka defeats black's berchtold guente in 67 moves | 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 g6 6. Bg5 Bg7 7. Qd2 h6 8. Bf4 c6 9. Bc4 e6 10. O-O-O Nd5 11. Be5 f6 12. Bxb8 Rxb8 13. Nxd5 cxd5 14. Bd3 g5 15. Bg6+ Ke7 16. h4 Qd6 17. hxg5 fxg5 18. Rde1 Qf4 19. Re3 b5 20. g3 Qc7 21. Ne5 Bxe5 22. Rxe5 Bd7 23. Rxh6 Rxh6 24. Qxg5+ Kd6 25. Qxh6 Qc4 26. Qf4 Kc6 27. Re3 Qf1+ 28. Kd2 Rc8 29. Rc3+ Kb7 30. Bd3 Qg2 31. Qf7 Rxc3 32. Kxc3 Kc7 33. Bxb5 Kb6 34. Bxd7 |
| ECO B01 in 2005 play it! van der weide ka defeats black's sucher johannes in 55 moves | 1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Be2 Nxd5 5. d4 e6 6. Nf3 c5 7. c4 Nf6 8. d5 exd5 9. cxd5 Bd6 10. Nc3 O-O 11. Bg5 h6 12. Bh4 Bf5 13. O-O Nbd7 14. Qb3 a6 15. a4 Qc7 16. Bg3 Rac8 17. Rfe1 c4 18. Bxd6 Qxd6 19. Bxc4 Rfd8 20. Bf1 Nc5 21. Qa3 Nfe4 22. Re3 Nxc3 23. bxc3 Ne4 24. c4 Qxa3 25. Raxa3 Nd6 26. Nd2 a5 27. f3 Kf8 28. Kf2 |
| ECO B01 in 2003 play it! van der weide ka defeats black's kotronias vasili in 77 moves | 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 c6 6. Bc4 Bf5 7. Bd2 e6 8. Nd5 Qd8 9. Nxf6+ Qxf6 10. Qe2 Nd7 11. O-O-O Nb6 12. Bb3 Bg4 13. d5 Bxf3 14. gxf3 cxd5 15. Qb5+ Kd8 16. Kb1 Bd6 17. c4 Rc8 18. cxd5 e5 19. f4 exf4 20. Rhe1 Qf5+ 21. Ka1 Rc5 22. Qe2 Rc7 23. Bc3 Rxc3 24. bxc3 Nd7 25. Qb5 Kc8 26. Ba4 Nc5 27. Rd4 Kb8 28. Rc4 Qc8 29. Rb1 Qc7 30. Qb4 b6 31. Bc6 Nd3 32. Qb5 Rc8 33. a4 Qe7 34. a5 Be5 35. Ka2 Bf6 36. axb6 Qe2+ 37. Ka1 Qxf2 38. bxa7+ Kc7 39. Qb8+ |
| ECO B01 in 2006 play it! van der weide ka defeats black's schaefer michael in 49 moves | 1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Be2 Nxd5 5. d4 g6 6. Nf3 Bg7 7. O-O O-O 8. c4 Nb6 9. h3 c5 10. d5 e6 11. Bg5 f6 12. Be3 Na6 13. Nc3 Qe7 14. Re1 e5 15. Bf1 Nc8 16. Qb3 b6 17. Rad1 Nd6 18. Bc1 Nc7 19. a3 Nce8 20. Qa2 Nb7 21. b4 Ned6 22. bxc5 Nxc5 23. a4 Qd8 24. Bd2 Nf5 25. Rb1 |
| ECO B06 in 1995 play it! van der weide ka defeats black's hartoch robert g in 81 moves | 1. e4 g6 2. d3 Bg7 3. g3 d5 4. Nd2 dxe4 5. dxe4 e5 6. Bg2 Nc6 7. Ngf3 Nge7 8. O-O O-O 9. b3 b6 10. Bb2 a5 11. a3 Ba6 12. Re1 Qd6 13. Qb1 Rad8 14. Qa2 h6 15. Rad1 Qe6 16. Qa1 Rd6 17. Nf1 a4 18. b4 Rxd1 19. Rxd1 Be2 20. Rd2 Bxf3 21. Bxf3 Nd4 22. Bg2 f5 23. exf5 Qxf5 24. Qd1 Qf7 25. Ne3 c6 26. c3 Nb3 27. Re2 Qe6 28. Qd3 Qc8 29. Qd6 Kf7 30. Nc4 Rd8 31. Bh3 Qxh3 32. Qxd8 Qh5 33. Qd3 Nd5 34. Nd6+ Ke6 35. Ne4 b5 36. c4 bxc4 37. Qxc4 Kd7 38. b5 Ne7 39. bxc6+ Nxc6 40. Qf7+ Ne7 41. Re3 |
| ECO B06 in 2007 play it! van der weide ka defeats black's thorfinnsson bjo in 116 moves | 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. g3 Nf6 5. Bg2 Nbd7 6. Nge2 c5 7. O-O O-O 8. h3 cxd4 9. Nxd4 Nc5 10. Be3 Bd7 11. Qd2 a6 12. a4 e5 13. Nb3 Nxb3 14. cxb3 Be6 15. b4 Qd7 16. Kh2 Ne8 17. Rfd1 Bb3 18. Rdc1 Nc7 19. Ra3 Bc4 20. Bb6 Rac8 21. Nd1 Na8 22. Bc5 Rfd8 23. Rxc4 dxc5 24. Qxd7 Rxd7 25. Ne3 Bf8 26. Nd5 Kg7 27. b5 Rd6 28. bxa6 bxa6 29. Rb3 Rcc6 30. a5 Nc7 31. Rb7 Nb5 32. f4 Rd8 33. fxe5 Re8 34. Rb6 Nd4 35. b4 Rxb6 36. axb6 Ne6 37. bxc5 Nxc5 38. Rb4 Rb8 39. Bf1 a5 40. Rb5 a4 41. Nf6 Rd8 42. Bc4 a3 43. b7 a2 44. Bxa2 Rd2+ 45. Kh1 Nxb7 46. Rxb7 Rxa2 47. Ne8+ Kg8 48. e6 Ra1+ 49. Kg2 Ra2+ 50. Kf1 Ra1+ 51. Ke2 Ra2+ 52. Kd1 Ra1+ 53. Kc2 Ra2+ 54. Kb1 Rf2 55. e5 Be7 56. Rxe7 Kf8 57. Rxf7+ Rxf7 58. exf7 Kxf7 |
| ECO B04 in 2006 play it! van der weide ka defeats black's chetverik maxim in 41 moves | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 dxe5 5. Nxe5 g6 6. Bc4 Be6 7. O-O Bg7 8. Re1 O-O 9. Nd2 Nf4 10. Qf3 Bxc4 11. Ndxc4 Nd5 12. Na5 c6 13. Nxb7 Qb6 14. Nc5 Bxe5 15. Rxe5 Rd8 16. c4 f6 17. Re2 Nb4 18. Rxe7 Rxd4 19. Be3 Qd8 20. Rg7+ Kh8 21. Bxd4 |
| ECO B04 in 2005 play it! van der weide ka defeats black's grunberg mihai in 87 moves | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 dxe5 5. Nxe5 g6 6. Qf3 Be6 7. c4 Nb4 8. Qxb7 Qxd4 9. Nd3 Nc2+ 10. Kd1 Nxa1 11. Qxa8 Qd8 12. Be3 Bg7 13. Bxa7 O-O 14. Qxb8 Qxb8 15. Bxb8 Rxb8 16. b3 Bxc4 17. Nd2 Bb5 18. Nc5 Bc6 19. Bd3 Ra8 20. Bb1 Bxg2 21. Rg1 Bc6 22. Ke2 Ra5 23. Nd3 Bb5 24. Rc1 Bh6 25. Nc4 Ra6 26. Ne3 Ra7 27. Rc5 c6 28. Nc4 f6 29. Nb4 Bf4 30. Nxc6 Bxc6 31. Rxc6 Bxh2 32. b4 Rb7 33. Rb6 Rc7 34. Bd3 Ra7 35. Nd2 Kg7 36. Ra6 Rxa6 37. Bxa6 Nc2 38. b5 Nb4 39. a4 Nd5 40. a5 Nc7 41. Ne4 Kf7 42. Nc5 Ne6 43. Nxe6 Kxe6 44. Bc8+ |
| ECO B04 in 2003 play it! van der weide ka defeats black's essing arnold in 59 moves | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Bc4 Nb6 6. Bb3 Bg7 7. a4 a5 8. O-O O-O 9. h3 dxe5 10. Nxe5 N6d7 11. Ng4 e6 12. Bh6 Nc6 13. Bxg7 Kxg7 14. Na3 h5 15. Ne3 Ne7 16. Qf3 Rb8 17. Rad1 b6 18. Qg3 Ba6 19. Rfe1 c6 20. c4 Re8 21. d5 exd5 22. cxd5 cxd5 23. Bxd5 Qc8 24. Bc4 Nf6 25. Bxa6 Qxa6 26. Nb5 Red8 27. Nd6 Qa8 28. Qe5 Ng8 29. Rd4 Rd7 30. Ndf5+ |
| ECO B00 in 1997 play it! van der weide ka defeats black's opitz frank by checkmate in 75 moves | 1. e4 b6 2. d3 e6 3. g3 Bb7 4. Bg2 d6 5. Nf3 Nd7 6. O-O Ngf6 7. Nbd2 Be7 8. Re1 O-O 9. d4 c5 10. e5 dxe5 11. dxe5 Nd5 12. Ne4 c4 13. h4 h6 14. Bd2 Qc7 15. Nc3 Nxc3 16. Bxc3 Nc5 17. Qe2 b5 18. Qe3 Rfd8 19. Qf4 Rd7 20. Rad1 Rad8 21. Rxd7 Rxd7 22. Nh2 Bxg2 23. Kxg2 Qb7+ 24. Nf3 Na4 25. Bd4 Bc5 26. Bxc5 Nxc5 27. g4 Na4 28. h5 Nb6 29. g5 Nd5 30. Qg4 hxg5 31. Qxg5 Kh7 32. Re4 Ne7 33. Rg4 Nf5 34. h6 g6 35. Rf4 Rd4 36. Rxf5 exf5 37. Qf6 Kxh6 38. Qh8# |