| ECO A05 in 1997 play it! van der weide ka defeats white's thoma robert in 100 moves | 1. Nf3 Nf6 2. e3 g6 3. b4 Bg7 4. Bb2 O-O 5. Be2 d6 6. d4 e5 7. O-O e4 8. Nfd2 Re8 9. c4 Nbd7 10. Nc3 Nf8 11. a4 h5 12. Qc2 Bf5 13. a5 a6 14. b5 N8h7 15. Nd5 Ng4 16. b6 cxb6 17. Nxb6 Rb8 18. Ba3 Bxd4 19. Bxg4 hxg4 20. exd4 e3 21. Qc3 exd2 22. Qxd2 Ng5 23. Qf4 Re4 24. Qxd6 Qxd6 25. Bxd6 Rbe8 26. d5 Rd4 27. Bc5 Rd3 28. Be3 Ne4 29. Rfd1 Rb3 30. d6 Rd8 31. c5 f6 32. Nd5 Kf7 33. Re1 g5 34. f3 gxf3 35. gxf3 Nc3 36. Nxc3 Rxc3 37. Bf2 Bd7 38. Rab1 Bc6 39. Re7+ Kg6 40. Rbxb7 Bxb7 41. Rxb7 Kf5 42. Kg2 Ke6 43. Re7+ Kd5 44. Ra7 Rc2 45. Rxa6 f5 46. Ra7 Rb8 47. d7 Kc6 48. f4 g4 49. Kg3 Rh8 50. h4 gxh3 |
| ECO A05 in 2003 play it! van der weide ka defeats white's woerdemann marti by checkmate in 64 moves | 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O e5 7. d3 c6 8. c5 dxc5 9. Nxe5 Nd5 10. f4 Nd7 11. Nxd7 Qxd7 12. Nxd5 cxd5 13. Qb3 Re8 14. Re1 Rd8 15. e4 dxe4 16. dxe4 Bd4+ 17. Be3 b6 18. e5 Rb8 19. Bf3 Bb7 20. Bxb7 Rxb7 21. Re2 Rc7 22. Bxd4 Qxd4+ 23. Kg2 c4 24. Qc3 Qc5 25. Rae1 Rd3 26. Qc2 Rcd7 27. Qc1 R7d4 28. f5 Qd5+ 29. Kh3 Rd2 30. f6 Qf3 31. Rxd2 Rh4+ 32. Kxh4 Qh5# |
| ECO A04 in 2000 play it! van der weide ka defeats white's krnic zdenko in 80 moves | 1. Nf3 g6 2. e4 Bg7 3. d4 c5 4. dxc5 Qa5+ 5. c3 Qxc5 6. Be3 Qc7 7. Na3 Bxc3+ 8. bxc3 Qxc3+ 9. Nd2 Qxa3 10. Bc4 Nc6 11. O-O Qc3 12. Rc1 Qg7 13. f4 Nf6 14. e5 Ng4 15. Bc5 O-O 16. Bxe7 Nxe7 17. Qxg4 d5 18. Qg5 Nf5 19. Bb3 h6 20. Qf6 Qxf6 21. exf6 Be6 22. Rfe1 Rac8 23. Rxc8 Rxc8 24. Nf3 Rc3 25. Re5 Ne3 26. h3 Rc1+ 27. Kf2 Nc4 28. Re2 Nd6 29. Ke3 Ne4 30. Kd4 Nxf6 31. g4 Rf1 32. Re3 Kg7 33. Rd3 h5 34. g5 Ne4 35. h4 b6 36. Bxd5 Nc5 37. Rd2 Bxd5 38. Nh2 Rxf4+ 39. Kxd5 Rxh4 40. Nf3 Rf4 |
| ECO A05 in 1999 play it! van der weide ka defeats white's kogan artur in 132 moves | 1. Nf3 Nf6 2. c4 g6 3. d4 c5 4. Nc3 cxd4 5. Qxd4 Nc6 6. Qf4 Bg7 7. e4 d6 8. h3 O-O 9. Be2 Bd7 10. O-O Qa5 11. Bd2 Rfc8 12. Rfe1 Qd8 13. Qh4 Qf8 14. Rad1 Rab8 15. c5 Ne8 16. Bf4 e5 17. Be3 Nd4 18. cxd6 Qxd6 19. Nd5 Nxe2+ 20. Rxe2 f6 21. Red2 Qe6 22. Bxa7 Ra8 23. Be3 Rxa2 24. Nb4 Ra4 25. Nd5 Bc6 26. b4 Bxd5 27. exd5 Qd7 28. d6 Bf8 29. Nh2 h5 30. Qe4 Kg7 31. f4 Nxd6 32. fxe5 Nxe4 33. Rxd7+ Kg8 34. e6 Re8 35. Rd8 Ra8 36. Rxa8 Rxa8 37. Nf3 Re8 38. Nd4 Bxb4 39. Rb1 Bc5 40. Rxb7 Bxd4 41. Bxd4 Rxe6 42. Kh2 h4 43. Ra7 g5 44. Rc7 Kf8 45. Ra7 Ke8 46. Rc7 Ng3 47. Bf2 Nh5 48. Rb7 Re2 49. Kg1 Nf4 50. Ra7 Rc2 51. Rb7 Rc1+ 52. Kh2 Rf1 53. Bc5 Nd3 54. Bd4 Rf4 55. Be3 Re4 56. Bg1 Re2 57. Rb3 Ne5 58. Re3 Rc2 59. Re4 Kf7 60. Kh1 Nd3 61. Be3 Re2 62. Kg1 f5 63. Rd4 Rxe3 64. Kh2 Nf4 65. Rd2 Re2 66. Rxe2 Nxe2 |
| ECO A05 in 2006 play it! van der weide ka defeats white's white kevin in 68 moves | 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 d5 5. Bg5 Ne4 6. cxd5 Nxg5 7. Nxg5 e6 8. Qa4+ c6 9. dxc6 Nxc6 10. Nf3 Bd7 11. Qd1 Qb6 12. Qd2 Nxd4 13. Nxd4 Qxd4 14. Qxd4 Bxd4 15. e3 Bg7 16. Bd3 Ke7 17. Ke2 Rac8 18. Rhc1 Rc5 19. Nd1 Rhc8 20. Rxc5 Rxc5 21. Rb1 Rh5 22. h3 Bc6 23. f3 Rg5 24. g4 Ra5 25. a3 f5 26. Nf2 Rc5 27. f4 h5 28. e4 Bd4 29. exf5 exf5 30. gxf5 gxf5 31. b4 Rc3 32. Bxf5 Rxa3 33. Nd3 Kf6 34. Bh7 Ra2+ |
| ECO A05 in 2006 play it! van der weide ka defeats white's keessen aldertja in 114 moves | 1. Nf3 Nf6 2. c4 c5 3. g3 g6 4. b3 Bg7 5. Bb2 O-O 6. Nc3 Nc6 7. Bg2 e5 8. O-O d6 9. Ne1 Be6 10. Nd3 Rc8 11. f4 b6 12. Nd5 Nd7 13. Ne3 Ne7 14. Rf2 f5 15. Qc2 Qc7 16. Rd1 Rf7 17. Qb1 e4 18. Bxg7 Rxg7 19. Ne1 d5 20. cxd5 Nxd5 21. Nxd5 Bxd5 22. d3 Nf6 23. dxe4 Bxe4 24. Bxe4 Nxe4 25. Rf3 c4 26. bxc4 Qxc4 27. Qb3 Qxb3 28. Rxb3 Re7 29. Rb2 Rec7 30. Kg2 Kf8 31. Nf3 Rc2 32. Rxc2 Rxc2 33. Rd7 Rxe2+ 34. Kh3 h6 35. Rxa7 g5 36. fxg5 hxg5 37. g4 f4 38. Rb7 Rb2 39. a4 Nf2+ 40. Kg2 Nxg4+ 41. Kg1 Rb1+ 42. Kg2 Ne3+ 43. Kf2 Rb2+ 44. Ke1 g4 45. Nd2 Rb4 46. Ra7 Nc2+ 47. Kf2 Nd4 48. a5 bxa5 49. Rxa5 Kf7 50. Ra2 Kg6 51. Ne4 Ne6 52. Nc3 Ng5 53. Ra6+ Kh5 54. Nd5 Ne4+ 55. Ke1 Rb1+ 56. Ke2 Rb2+ 57. Ke1 f3 |
| ECO A05 in 2006 play it! van der weide ka defeats white's haase reinhard g in 90 moves | 1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. b3 e5 7. dxe5 dxe5 8. Ba3 Qxd1 9. Rxd1 Re8 10. Nc3 e4 11. Nd4 c6 12. h3 h5 13. Rac1 Nbd7 14. e3 Nf8 15. Na4 N8h7 16. Rd2 Ng5 17. Kh2 Nd7 18. Nc5 Nf6 19. Rcd1 Bf8 20. b4 a5 21. b5 b6 22. f4 exf3 23. Nxf3 Ngh7 24. Na6 Bxa6 25. Bxf8 Nxf8 26. bxa6 Ne4 27. Rd4 Rxa6 28. Rd8 Ra8 29. Rxa8 Rxa8 30. Ne5 Re8 31. Bxe4 Rxe5 32. Bxc6 Rxe3 33. Rd2 Rc3 34. Bb5 Ne6 35. a4 Kg7 36. h4 Nc5 37. Rd6 Rxc2+ 38. Kh1 Rc3 39. Rxb6 Rxg3 40. Rc6 Rc3 41. Kg2 Kh6 42. Kf1 f5 43. Rb6 Rf3+ 44. Kg2 Rf4 45. Be8 Rg4+ |
| ECO A05 in 1997 play it! van der weide ka defeats white's cifuentes parada in 68 moves | 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 d6 6. d4 e5 7. dxe5 Nfd7 8. Nc3 dxe5 9. e4 Nc6 10. O-O b6 11. Qe2 a5 12. Rfd1 Ba6 13. Qe1 Nd4 14. Nxd4 exd4 15. Nd5 c5 16. Qd2 Ra7 17. c3 Ne5 18. cxd4 Nd3 19. e5 Rd7 20. Nf4 Nxb2 21. Qxb2 Bxe5 22. Ne2 Bg7 23. Rac1 Re8 24. Bf3 cxd4 25. Nf4 d3 26. Qb1 d2 27. Rc2 g5 28. Nd5 Rxd5 29. Bxd5 Qxd5 30. Rcxd2 Qf3 31. Rd8 Rf8 32. Qc1 Bb7 33. Kf1 Qh1+ 34. Ke2 Bf3+ |
| ECO A05 in 2000 play it! van der weide ka defeats white's muehlbach peter in 98 moves | 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. g3 O-O 5. Bg2 d6 6. d4 e5 7. dxe5 Nfd7 8. Qc1 dxe5 9. O-O Nc6 10. Rd1 Re8 11. c4 e4 12. Nfd2 Nd4 13. Nc3 f5 14. Nf1 Qf6 15. Rb1 Qf7 16. Qe3 c5 17. Nb5 Nxb5 18. cxb5 b6 19. Bxg7 Qxg7 20. Qc1 Ne5 21. Ne3 Be6 22. Rb2 Rad8 23. Rbd2 Rd4 24. Nc2 Rxd2 25. Rxd2 Nf7 26. Ne3 Rd8 27. Rxd8+ Nxd8 28. Nc4 Nf7 29. Bf1 Bxc4 30. Qxc4 Qe5 31. Qa4 Qe7 32. Qc4 Qd7 33. h4 Kf8 34. Kg2 Ne5 35. Qc3 Qd5 36. Kg1 Kg7 37. Qb2 h6 38. Bh3 Kf6 39. Qc1 g5 40. hxg5+ hxg5 41. Bf1 Qd7 42. Qa3 Ng4 43. Bh3 Ne5 44. Bf1 Kg6 45. Qb2 Qd4 46. Qc2 e3 47. Bh3 Qa1+ 48. Bf1 Qe1 49. fxe3 Ng4 |
| ECO A05 in 2004 play it! van der weide ka defeats white's kishnev sergey in 22 moves | 1. Nf3 Nf6 2. c4 c5 3. d4 cxd4 4. Nxd4 b6 5. Nc3 Bb7 6. Bg5 d6 7. f3 Nbd7 8. Qa4 a6 9. Rd1 Qc8 10. e3 e6 11. Bd3 Be7 |
| ECO A16 in 2000 play it! van der weide ka defeats white's tare marenglan in 92 moves | 1. c4 Nf6 2. Nc3 c5 3. Nf3 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O Nc6 7. d3 a6 8. Bd2 Rb8 9. Qc1 Re8 10. Nd5 d6 11. Bc3 e5 12. Qd2 b5 13. Nxf6+ Bxf6 14. b3 Bb7 15. e4 Qe7 16. Rab1 Rf8 17. Ne1 Bg7 18. Nc2 b4 19. Bb2 a5 20. Ne3 Nd4 21. Bxd4 cxd4 22. Nd5 Bxd5 23. cxd5 Rfc8 24. Bh3 Rc3 25. Rbc1 Qc7 26. Bg4 Rb5 27. Rxc3 dxc3 28. Qc2 Rb7 29. Bd1 Qc5 30. Qe2 f5 31. Bc2 Rf7 32. Kg2 Bh6 33. Rd1 Bd2 34. Rf1 f4 35. f3 h5 36. Rh1 Qe3 37. Qf2 g5 38. Rf1 g4 39. gxf4 exf4 40. Qh4 gxf3+ 41. Kh1 f2 42. Qxh5 f3 43. Qg4+ Qg5 44. Qxg5+ Bxg5 45. Rxf2 Be3 46. Rf1 Rg7 |
| ECO A15 in 2004 play it! van der weide ka defeats white's van der elburg f in 52 moves | 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. d3 d6 6. Bg5 h6 7. Bd2 e5 8. b4 a6 9. e4 Nc6 10. Nd5 Nd4 11. h3 Nxd5 12. cxd5 c6 13. dxc6 Nxc6 14. Ne2 Be6 15. O-O Qd7 16. Kh2 d5 17. a3 dxe4 18. dxe4 Bc4 19. Rc1 b5 20. Bf3 Rad8 21. Bc3 Nd4 22. Bxd4 exd4 23. Qd2 f5 24. exf5 Qxf5 25. Bg2 Rfe8 26. Rce1 Qd3 |
| ECO A16 in 2006 play it! van der weide ka defeats white's guenthner oliver in 114 moves | 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. d4 Nc6 7. d5 Na5 8. Qd3 c5 9. Nd2 a6 10. O-O Rb8 11. a3 Ng4 12. e4 b5 13. cxb5 axb5 14. b4 Ne5 15. Qc2 cxb4 16. axb4 Nac4 17. Nb3 Qb6 18. Bg5 Bg4 19. Bxe7 Rfe8 20. Bg5 Rbc8 21. Rac1 h6 22. Bf4 g5 23. Bxe5 Nxe5 24. Qb1 Rc4 25. Na5 Rd4 26. Nc6 Rd2 27. Nxe5 Bxe5 28. h3 Bh5 29. g4 Bg6 30. Nd1 Bf4 31. Rc2 Qd4 32. Nc3 Rxc2 33. Qxc2 Qc4 34. Rb1 Rc8 35. Rb3 Be5 36. Bf1 Qd4 37. Bxb5 Rxc3 38. Rxc3 Qxc3 39. Qxc3 Bxc3 40. f3 Bxb4 41. Kg2 Kf8 42. Kf2 f6 43. Ke2 Be8 44. Ba6 Ke7 45. Bc4 Bc3 46. Kd3 Be5 47. Ke3 Kd8 48. Be2 Kc7 49. Kf2 Bf4 50. Bc4 Kb6 51. Bd3 Kc5 52. Be2 Bb5 53. Bd1 Kd4 54. Bc2 Kc3 55. Bd1 Kd2 56. Bb3 Be3+ 57. Kg2 Ke1 |
| ECO A16 in 2006 play it! van der weide ka defeats white's svanholm borge w in 42 moves | 1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 c6 8. Be2 a6 9. a4 a5 10. h4 Na6 11. h5 Nc5 12. hxg6 fxg6 13. Be3 Qe7 14. f3 Bd7 15. Qc2 Rac8 16. O-O-O cxd5 17. cxd5 Bxa4 18. Nxa4 Nxa4 19. Bc4 b5 20. b3 Nc5 21. Bxc5 Rxc5 |
| ECO A16 in 1994 play it! van der weide ka defeats white's van der tuuk jaa in 48 moves | 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 O-O 6. h3 c5 7. Be3 Qa5 8. Qd2 Nc6 9. Be2 cxd4 10. Nxd4 Nxd4 11. Bxd4 Nxe4 12. Nxe4 Qxd2+ 13. Kxd2 Bxd4 14. Kc2 Bf5 15. Bd3 Rac8 16. Rad1 d5 17. Nc3 Bxd3+ 18. Rxd3 Rxc4 19. Rhd1 Bxc3 20. Rxc3 Rxc3+ 21. bxc3 e6 22. Rb1 b6 23. a4 Rc8 24. Kd3 Rc5 |
| ECO A16 in 2007 play it! van der weide ka defeats white's mellegers j in 102 moves | 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 O-O 6. Be2 Nbd7 7. O-O e5 8. Bg5 h6 9. Bh4 g5 10. Bg3 Nh5 11. d5 Nf4 12. Nd2 f5 13. exf5 Nf6 14. Nde4 Nxe4 15. Nxe4 Bxf5 16. f3 Qe8 17. Bd3 Qg6 18. Bb1 g4 19. Nd2 h5 20. Bxf5 Rxf5 21. fxg4 hxg4 22. Ne4 Raf8 23. Qc2 Bh6 24. Kh1 Nxd5 25. Rxf5 Qxf5 26. Qe2 Ne3 27. Qd3 Nc2 28. Rg1 Be3 29. Rd1 Bd4 30. Bf2 Nb4 31. Qe2 Nc6 32. Bh4 Qg6 33. b3 Rf4 34. Re1 Bb6 35. Qd3 Nd4 36. Bg3 Rf5 37. Qd1 Rh5 38. Bf2 Kg7 39. Ng3 Rh8 40. Re4 Rh4 41. Bxd4 Bxd4 42. Qf1 Qh7 43. Nf5+ Kg8 44. h3 a5 45. a3 b6 46. b4 a4 47. c5 d5 48. cxb6 dxe4 49. b7 Ba7 50. Qc4+ Kh8 51. Qc3 Qxf5 |
| ECO A16 in 2007 play it! van der weide ka defeats white's arbakov valentin in 74 moves | 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. f3 O-O 6. Bg5 c5 7. d5 Qa5 8. Bd2 e6 9. a4 Na6 10. Nge2 Nb4 11. Nc1 Qd8 12. Be2 Nh5 13. O-O Bd4+ 14. Kh1 e5 15. Nb3 f5 16. exf5 Bxf5 17. Ne4 Bxe4 18. Nxd4 Bxd5 19. cxd5 exd4 20. Bxb4 cxb4 21. Qxd4 Rf4 22. Qf2 Qf6 23. b3 Qd4 24. Rac1 Qxf2 25. Rxf2 Rd4 26. Rc7 Rd2 27. Kg1 Nf4 28. Bf1 Rd1 29. Rfc2 Nxd5 30. Rc8+ Rxc8 31. Rxc8+ Kg7 32. Kf2 Rd2+ 33. Ke1 Rb2 34. g3 Rxb3 35. Kd2 Rxf3 36. Bc4 Nc3 37. h4 h5 |
| ECO A15 in 2006 play it! van der weide ka defeats white's van leent dmitri in 76 moves | 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 d6 5. d3 e5 6. e4 O-O 7. Nge2 c6 8. O-O a6 9. h3 b5 10. b3 Bb7 11. Be3 Nbd7 12. Qd2 Qe7 13. Bh6 Bxh6 14. Qxh6 Nc5 15. Qd2 b4 16. Nd1 a5 17. f4 exf4 18. Qxf4 Nfd7 19. d4 Ne6 20. Qg4 h5 21. Qf3 c5 22. d5 Ng5 23. Qe3 Rae8 24. Nf2 Ne5 25. a3 Bc8 26. Nf4 Nh7 27. Ra2 h4 28. g4 Qg5 29. Re1 a4 30. Bf1 axb3 31. Rb2 bxa3 32. Rxb3 f5 33. Ng2 fxg4 34. Be2 gxh3 35. Nxh3 Bxh3 36. Qxh3 Qd2 37. Qxh4 Ng5 38. Kh1 Rf7 |
| ECO A02 in 2004 play it! van der weide ka defeats white's johannessen svei in 82 moves | 1. f4 g6 2. Nf3 Bg7 3. e4 c5 4. Nc3 Nc6 5. g3 d6 6. Bg2 Nf6 7. d3 O-O 8. O-O Rb8 9. h3 b5 10. Nh4 b4 11. Ne2 Bb7 12. c4 bxc3 13. bxc3 Nd7 14. Be3 Ba6 15. e5 Qb6 16. exd6 exd6 17. f5 Nce5 18. Nf4 Nf6 19. fxg6 hxg6 20. Nf3 Rfe8 21. Nxe5 Rxe5 22. Bf2 Qa5 23. c4 Rb2 24. Rb1 Rxa2 25. Qf3 Qc7 26. Qa8+ Re8 27. Nd5 Qd7 28. Rb8 Rxb8 29. Qxb8+ Kh7 30. Qb1 Ra4 31. Be1 Nxd5 32. Bxd5 f5 33. Rf4 g5 34. Rf1 Ra1 35. Qb8 Bc8 36. Bg2 Kg6 37. Qa8 Rb1 38. Qf3 Bb7 39. Qe2 Bd4+ 40. Bf2 Rb2 41. Qe1 Bxg2 |
| ECO A00 in 2000 play it! van der weide ka defeats white's odendahl reiner in 88 moves | 1. g3 g6 2. Bg2 Bg7 3. c4 c5 4. Nc3 Nf6 5. Nf3 Nc6 6. d4 cxd4 7. Nxd4 O-O 8. O-O d6 9. Nxc6 bxc6 10. Bxc6 Rb8 11. Qa4 Bh3 12. Rd1 Qc7 13. Bf3 Rfc8 14. b3 Ne4 15. Bxe4 Bxc3 16. Rb1 Bb4 17. c5 Bd7 18. c6 Bxc6 19. Bxc6 Qxc6 20. Qxc6 Rxc6 21. a3 Bc5 22. b4 Bb6 23. Bb2 Rc2 24. Kf1 Kf8 25. Rdc1 Rbc8 26. Ke1 Ke8 27. Rxc2 Rxc2 28. Kd1 Rc4 29. e3 Kd7 30. Kd2 Kc6 31. Kd3 d5 32. b5+ Kd6 33. Ra1 Ra4 34. Rb1 Ra5 35. Bc1 Kc5 36. Rb4 e5 37. e4 Rxb5 38. Be3+ d4 39. Rc4+ Kd6 40. Bc1 Rb3+ 41. Ke2 d3+ 42. Kf1 Ba5 43. Rc8 Rb1 44. Kg2 Rb7 |