| ECO C47 in 2000 play it! jonkman harmen defeats white's nyysti sampsa in 100 moves | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 Bc5 5. Bg2 d6 6. d3 a6 7. Be3 Bxe3 8. fxe3 O-O 9. Nh4 Be6 10. O-O Ne7 11. Nf5 g6 12. Nxd6 Ng4 13. Nc4 b5 14. Bf3 Nxh2 15. Kxh2 bxc4 16. d4 Rb8 17. d5 Bd7 18. b3 Nc8 19. bxc4 Qe7 20. Bg4 Bxg4 21. Qxg4 Qa3 22. Nd1 Nd6 23. Qe2 Qc5 24. Nf2 Qxc4 25. Qxc4 Nxc4 26. Rfb1 Nxe3 27. Rb3 Nxc2 28. Rc1 Nd4 29. Rxb8 Rxb8 30. Rxc7 Rb2 31. Kg1 Rxa2 32. Ng4 Nf3+ 33. Kf1 Kg7 34. Ra7 h5 35. Ne3 Nd2+ 36. Ke2 Nxe4+ 37. Kd3 Nd6 38. Rd7 Ra3+ 39. Ke2 Ne4 40. Nc4 Nxg3+ 41. Kd1 Ra1+ 42. Kc2 Kf6 43. Nd6 e4 44. Ne8+ Ke5 45. d6 Nf5 46. Rxf7 Ra4 47. d7 Rd4 48. Nf6 e3 49. Rf8 e2 50. d8=Q Ne3+ |
| ECO C21 in 2002 play it! jonkman harmen defeats white's vreedenborg care in 42 moves | 1. e4 e5 2. d4 exd4 3. Nf3 Nc6 4. Bc4 Nf6 5. O-O Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qa5 9. Nxe4 Be6 10. Bd2 Bb4 11. Nxd4 Nxd4 12. c3 Be7 13. cxd4 Qd5 14. Bb4 Bxb4 15. Qa4+ Qc6 16. Qxb4 O-O-O 17. Nc3 Qd6 18. Qxd6 Rxd6 19. d5 Bxd5 20. Re7 Be6 21. Nb5 Rd7 |
| ECO C51 in 2005 play it! jonkman harmen defeats white's castano duvan ma in 78 moves | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bd6 6. O-O Nf6 7. d4 O-O 8. Bg5 Be7 9. Nbd2 d6 10. h3 h6 11. Bh4 Nh7 12. Bg3 Bf6 13. Bb5 exd4 14. Bxc6 dxc3 15. e5 dxe5 16. Ne4 Qxd1 17. Rfxd1 bxc6 18. Rac1 Be6 19. Nxc3 Rfe8 20. Nxe5 Bxa2 21. Nxc6 Bb3 22. Rd7 a5 23. Nb5 Nf8 24. Rd3 Bb2 25. Nxc7 Bxc1 26. Nxe8 Rxe8 27. Rxb3 a4 28. Rb1 Bg5 29. Ra1 Rc8 30. Nb4 Rc1+ 31. Rxc1 Bxc1 32. Kf1 Ne6 33. Be5 a3 34. Nd3 Bg5 35. Ke2 Bf6 36. Bxf6 Nf4+ 37. Kf3 Nxd3 38. Bd4 Ne1+ 39. Ke2 Nxg2 |
| ECO C47 in 1994 play it! jonkman harmen defeats white's van der weide ka in 84 moves | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nd5 Be7 6. Bf4 d6 7. Nxd4 Nxd5 8. exd5 Nxd4 9. Qxd4 Bf6 10. Qd3 O-O 11. O-O-O Qd7 12. Qc4 b5 13. Qxb5 Qxb5 14. Bxb5 Rb8 15. a4 a6 16. Bc6 Rxb2 17. Kd2 Bf5 18. Rc1 Rfb8 19. Rhe1 g5 20. Be3 Ra2 21. Kd1 Rbb2 22. Re2 h6 23. h4 Kg7 24. hxg5 hxg5 25. f3 g4 26. Ke1 Bxc2 27. fxg4 Bh4+ 28. Bf2 Bf6 29. Be3 Bc3+ 30. Bd2 Bd4 31. Bf4 Bxa4 32. Rxb2 Bxb2 33. Rc4 Bb3 34. Re4 Bc3+ 35. Kf1 a5 36. Kg1 a4 37. Re7 Bd4+ 38. Kh2 Bb6 39. Be3 a3 40. Bc1 Ra1 41. Bd2 Bd4 42. Re4 a2 |
| ECO C47 in 2001 play it! jonkman harmen defeats white's philipowski robe in 102 moves | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6 11. Qf3 Bd6 12. Bxf6 Qxf6 13. Qxf6 gxf6 14. Rad1 Bg4 15. Ne2 Rfb8 16. b3 a5 17. h3 Bd7 18. a4 Re8 19. Ng3 Bb4 20. Bf5 Rad8 21. Rd3 Be6 22. Rf3 Bd6 23. Nh5 Be5 24. Bd3 c5 25. Bb5 Re7 26. Nxf6+ Bxf6 27. Rxf6 c4 28. bxc4 dxc4 29. Re1 c3 30. Bc4 Rd2 31. Bxe6 Rxe6 32. Rexe6 fxe6 33. Rxe6 Rxc2 34. Rc6 Kf7 35. Rc7+ Ke6 36. Rxh7 Kd6 37. Rh8 Kc5 38. g4 Kb4 39. Rc8 Rd2 40. g5 Rd5 41. h4 Rc5 42. Rb8+ Kxa4 43. Rb1 Rc4 44. Kf1 c2 45. Rc1 Kb3 46. h5 Rh4 47. Ke2 Kb2 48. Rxc2+ Kxc2 49. g6 Rxh5 50. f4 Rh8 51. f5 Rg8 |
| ECO C67 in 2002 play it! jonkman harmen defeats white's gildred terrence in 96 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 9. Nc3 Ne7 10. Nd4 c5 11. Nf3 Be6 12. Rd1+ Kc8 13. Ne4 Nc6 14. Neg5 h6 15. Nxe6 fxe6 16. b3 g5 17. h3 Bg7 18. Bb2 Rf8 19. a4 Rf7 20. Rd3 b6 21. Rad1 Kb7 22. Kf1 Raf8 23. Bc3 a6 24. Rd7 b5 25. axb5 axb5 26. Ke2 Kb6 27. Bb2 Rxf3 28. gxf3 Bxe5 29. Bxe5 Nxe5 30. Re7 Rf6 31. Ke3 b4 32. f4 gxf4+ 33. Ke4 Nf7 34. h4 Nd6+ 35. Ke5 Rf5+ 36. Kxe6 Rh5 37. Rh1 Nf5 38. Rh2 Nxe7 39. Kxe7 Re5+ 40. Kd7 Re2 41. Rg2 Rxc2 42. Rg6+ Kb7 43. Rf6 Rxf2 44. Rxh6 c4 45. bxc4 f3 46. Rh5 Rd2+ 47. Ke6 f2 48. Rb5+ Kc6 |
| ECO C57 in 2000 play it! jonkman harmen defeats white's fijlstra bobby in 46 moves | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Bxf7+ Ke7 6. Bd5 Rf8 7. O-O d6 8. h3 Qe8 9. d3 h6 10. Nf3 Qh5 11. Nh2 Qxd1 12. Rxd1 Nxd5 13. exd5 Bxf2+ 14. Kh1 Nb4 15. Na3 Nxd5 16. Bd2 Bd7 17. c3 Nf4 18. Bxf4 Rxf4 19. Nc4 Raf8 20. Nd2 Bc6 21. Ndf3 Bg3 22. Rd2 Bxh2 23. Nxh2 Rf2 |
| ECO C67 in 2005 play it! jonkman harmen defeats white's sareen vishal in 88 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 9. Nc3 Ne7 10. h3 h6 11. Be3 Ng6 12. Rad1+ Bd7 13. a3 Kc8 14. Rfe1 Be7 15. Bc1 Re8 16. Ne4 c5 17. Nc3 b6 18. Nd5 a5 19. Nh2 Bh4 20. Nf3 Bd8 21. Nf4 Nxf4 22. Bxf4 a4 23. Nd2 Be6 24. Ne4 Kb7 25. g4 Be7 26. Be3 h5 27. f3 Kc6 28. Kg2 Rad8 29. Kg3 hxg4 30. hxg4 b5 31. f4 g6 32. Rxd8 Rxd8 33. Rf1 Bc4 34. Rh1 Bd5 35. Kf3 f5 36. exf6 Bxf6 37. Bc1 Re8 38. Re1 b4 39. f5 g5 40. Re2 Kb5 41. b3 axb3 42. cxb3 c4 43. bxc4+ Kxc4 44. axb4 Rxe4 |
| ECO C78 in 2006 play it! jonkman harmen defeats white's cordova emilio in 140 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. Re1 d6 8. c3 O-O 9. d4 Bb7 10. d5 Na5 11. Bc2 c6 12. dxc6 Bxc6 13. Nbd2 Bd7 14. Nf1 Nc4 15. b3 Nb6 16. Bb2 Qc7 17. h3 Rad8 18. Qe2 Nh5 19. Ne3 Nf4 20. Qf1 g6 21. Rac1 h5 22. c4 bxc4 23. bxc4 Ne6 24. Bc3 Rc8 25. Nd2 Qa7 26. Ba5 Nd4 27. Bd3 Na4 28. Nb3 Bg5 29. Kh1 Nc6 30. Bd2 Nc5 31. Rcd1 Be6 32. Bb1 Rb8 33. Na5 Nxa5 34. Bxa5 Be7 35. Nd5 Bxd5 36. cxd5 Rb5 37. Bd2 Bf6 38. f4 Qe7 39. Qf3 exf4 40. Bxf4 Be5 41. Rf1 Bxf4 42. Qxf4 Rb4 43. a3 Ra4 44. Rde1 Nd7 45. Re3 Kg7 46. Rc3 Ne5 47. Rfc1 Qf6 48. Qxf6+ Kxf6 49. Rb3 a5 50. Rc7 Rc4 51. Ra7 a4 52. Rb6 Rc1+ 53. Kh2 Kg5 54. Rxa4 Rfc8 55. Rb2 R8c3 56. Rab4 Rxa3 57. R2b3 Rxb3 58. Rxb3 h4 59. g3 Rd1 60. gxh4+ Kxh4 61. Kg2 Rd2+ 62. Kf1 Rh2 63. Kg1 Rxh3 64. Rb6 Kg3 65. Kf1 Nc4 66. Rb3+ Kg4 67. Rb4 Kf3 68. Kg1 Nd2 69. Bc2 Rg3+ 70. Kh1 Kf2 |
| ECO C25 in 1993 play it! jonkman harmen defeats white's hania j in 80 moves | 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 h5 5. h3 Nge7 6. d3 Ng6 7. Nf3 a6 8. Nd5 d6 9. c3 Nce7 10. d4 Ba7 11. Bg5 f6 12. Nxe7 Qxe7 13. Be3 Be6 14. Qd2 c6 15. h4 O-O-O 16. d5 Bxe3 17. fxe3 cxd5 18. exd5 Bg4 19. e4 Kb8 20. O-O Qc7 21. b4 Rc8 22. Rfc1 Qb6+ 23. Kh2 Ne7 24. a4 g5 25. c4 Ng6 26. a5 Qd8 27. b5 Bxf3 28. bxa6 bxa6 29. Rab1+ Ka7 30. Bxf3 gxh4 31. gxh4 f5 32. Qg5 Nxh4 33. Qe3+ Rc5 34. Bh1 f4 35. Qb3 Rh7 36. Qh3 Ng6 37. Rg1 Rg7 38. Qxh5 Rcc7 39. Rxg6 Rxg6 40. Bf3 Qg8 |
| ECO C10 in 2003 play it! jonkman harmen defeats white's pel bonno in 114 moves | 1. e4 e6 2. d4 d5 3. Nc3 Nc6 4. Nf3 Nf6 5. e5 Ne4 6. Bb5 Bd7 7. O-O Be7 8. Bd3 f5 9. exf6 Nxf6 10. Re1 O-O 11. a3 Qc8 12. Ne2 Nh5 13. c3 Rxf3 14. gxf3 Qf8 15. Ng3 Nf4 16. Bxf4 Qxf4 17. Re3 Rf8 18. Qe2 Qh6 19. Re1 Bg5 20. Rxe6 Bxe6 21. Qxe6+ Qxe6 22. Rxe6 Rxf3 23. Bf5 Ne7 24. Bg4 Rf4 25. f3 Rf8 26. Re5 Bf6 27. Be6+ Kh8 28. Re1 g6 29. Kg2 Bg5 30. Re5 Bf4 31. Re1 Rd8 32. Ne2 Bd2 33. Rd1 Bh6 34. Nc1 Rd6 35. Bg4 Bxc1 36. Rxc1 Rb6 37. Rc2 Kg7 38. Re2 Kf6 39. f4 Kf7 40. Kf3 Ng8 41. Ke3 Nf6 42. Bf3 Re6+ 43. Kd3 Nd7 44. Bg4 Nb6 45. b3 Rf6 46. Rf2 a5 47. c4 Ke7 48. c5 Nd7 49. Re2+ Kd8 50. Ke3 Nf8 51. Bf3 Ne6 52. Rg2 c6 53. Rg4 h5 54. Rh4 Ng7 55. Rh3 Re6+ 56. Kd3 Nf5 57. Be2 Re4 |
| ECO D00 in 2004 play it! jonkman harmen defeats white's blanchard jack in 58 moves | 1. d4 d5 2. c3 e6 3. Nf3 c5 4. Bf4 Bd6 5. Bg3 Ne7 6. e3 Nbc6 7. Nbd2 O-O 8. Bd3 f5 9. Bxd6 Qxd6 10. O-O e5 11. Nxe5 Nxe5 12. dxe5 Qxe5 13. Qc2 b6 14. Rae1 Bb7 15. Be2 Rad8 16. Nf3 Qf6 17. Rd1 f4 18. exf4 Qxf4 19. Qd2 Ng6 20. Ng5 Qf6 21. Bd3 h6 22. Nh3 d4 23. f3 Ne5 24. c4 Rde8 25. Rde1 Qh4 26. Nf2 Rxf3 27. Rxe5 Rxe5 28. gxf3 Bxf3 29. Nh1 Rg5+ |
| ECO D22 in 2003 play it! jonkman harmen defeats white's naby saiid a in 71 moves | 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Nf6 5. Bxc4 e6 6. O-O b5 7. Bb3 Nbd7 8. a4 b4 9. Nbd2 c5 10. e4 Be7 11. e5 Nd5 12. Ne4 Bb7 13. Bg5 Nc3 14. Nd6+ Bxd6 15. bxc3 Be7 16. Bxe7 Qxe7 17. cxb4 cxb4 18. Rc1 Nb6 19. a5 Nd5 20. Ba4+ Kf8 21. Rc5 g6 22. Bc6 Bxc6 23. Rxc6 Kg7 24. Nd2 Rac8 25. Rc4 Qb7 26. Qb3 Rxc4 27. Nxc4 Nf4 28. f3 Qd5 29. Qe3 Qxc4 30. Qxf4 b3 31. Qe3 b2 32. Qe4 Rc8 33. Re1 Qa2 34. h4 Rc1 35. Kh2 Rxe1 36. Qxe1 |
| ECO D27 in 2000 play it! jonkman harmen defeats white's matthias heiner in 58 moves | 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. b3 Nbd7 8. Bb2 b5 9. Be2 Bb7 10. a4 b4 11. Nbd2 Be7 12. Rc1 O-O 13. dxc5 Nxc5 14. Bxf6 gxf6 15. Nd4 Rc8 16. Bf3 Bd5 17. Qe2 f5 18. Bxd5 Qxd5 19. Nc4 Qb7 20. Qh5 Rfd8 21. Ne5 Bf6 22. Nef3 Ne4 23. Rxc8 Rxc8 24. h3 Rc5 25. Rd1 Qa8 26. Ne2 Rc2 27. Nf4 Rxf2 28. Nxe6 fxe6 29. Rd7 Rf1+ |
| ECO D02 in 2005 play it! jonkman harmen defeats white's lopez carlos man in 60 moves | 1. d4 d5 2. Nf3 e6 3. c4 dxc4 4. g3 c5 5. Bg2 Nc6 6. Qa4 Qa5+ 7. Qxa5 Nxa5 8. Be3 cxd4 9. Nxd4 Bb4+ 10. Bd2 Bxd2+ 11. Nxd2 Bd7 12. O-O Nf6 13. Rfc1 Rc8 14. b4 Nc6 15. Nxc6 Bxc6 16. Nxc4 Ke7 17. Bxc6 Rxc6 18. Na5 Rxc1+ 19. Rxc1 Rd8 20. Rc7+ Rd7 21. Rxb7 Rxb7 22. Nxb7 Nd5 23. a3 Nc3 24. Kf1 Nb1 25. a4 Nc3 26. Nc5 Kd6 27. Ke1 Kd5 28. a5 e5 29. Nd3 f6 30. Nb2 Kc6 |
| ECO D21 in 2001 play it! jonkman harmen defeats white's degerman lars in 80 moves | 1. d4 d5 2. c4 dxc4 3. Nf3 e6 4. e3 Nf6 5. Bxc4 a6 6. O-O c5 7. Qe2 b5 8. Bb3 Bb7 9. a4 b4 10. Rd1 Nbd7 11. Nbd2 Qc7 12. Nc4 Be7 13. Bd2 O-O 14. Rac1 Rfc8 15. a5 Bd5 16. Be1 Qb7 17. Ba4 Rc7 18. Nce5 Nxe5 19. Nxe5 Rac8 20. Nf3 cxd4 21. Rxc7 Qxc7 22. Qxa6 Ra8 23. Qd3 Rxa5 24. Bb3 Bxf3 25. gxf3 Rg5+ 26. Kh1 Rh5 27. f4 dxe3 28. fxe3 h6 29. Bg3 Qc6+ 30. Kg1 Rc5 31. Be1 Ra5 32. Bd2 g5 33. Rc1 Qf3 34. Bd1 Rd5 35. Qb3 Qh3 36. Be1 gxf4 37. exf4 Rd3 38. Qc4 Rxd1 39. Rxd1 Qg4+ 40. Kf1 Qf3+ |
| ECO D27 in 1999 play it! jonkman harmen defeats white's wemmers xander in 90 moves | 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. a4 Nc6 8. Qe2 Qc7 9. Rd1 Bd6 10. Nc3 O-O 11. h3 b6 12. dxc5 bxc5 13. e4 Ne5 14. Be3 Bb7 15. Nd2 Ng6 16. Ba2 Be5 17. Rac1 Rfc8 18. Bb1 Bd4 19. Nc4 e5 20. Bg5 Nd7 21. a5 h6 22. Be3 Re8 23. Nd5 Qd8 24. Nd6 Bxd5 25. exd5 Rf8 26. b4 cxb4 27. Nxf7 Rxf7 28. Bxg6 Rf6 29. Bb1 Bxe3 30. Qxe3 Qxa5 31. d6 Rd8 32. Qe4 Qb6 33. Qd5+ Kh8 34. Rd2 b3 35. Rc3 Nf8 36. Rc6 Qb4 37. Rxa6 b2 38. g3 e4 39. Kg2 Ne6 40. Qxe4 Qxe4+ 41. Bxe4 Nc5 42. Rb6 Nxe4 43. Rdxb2 Rfxd6 44. R6b4 Rd4 45. Rb7 Rd2 |
| ECO D20 in 2006 play it! jonkman harmen defeats white's bensdorp marlies in 92 moves | 1. d4 d5 2. c4 dxc4 3. e3 e5 4. Bxc4 exd4 5. exd4 Bd6 6. Nf3 Nf6 7. O-O O-O 8. Nc3 Nbd7 9. Bg5 Nb6 10. Bb3 a5 11. Rc1 h6 12. Bxf6 Qxf6 13. Ne4 Qf4 14. Nxd6 Qxd6 15. Qd3 c6 16. Ne5 a4 17. Bc2 g6 18. Qg3 Kg7 19. Rfd1 a3 20. bxa3 Rxa3 21. Bb3 Be6 22. Rc3 Bd5 23. h4 h5 24. Qd3 Rfa8 25. Qb1 R8a7 26. Rg3 Bxb3 27. Rxb3 Rxb3 28. Qxb3 Nd5 29. Rd3 f6 30. Nf3 Qb4 31. Qc2 Ra3 32. Rxa3 Qxa3 33. Qb3 Qxb3 34. axb3 Kf7 35. Kf1 Ke6 36. g3 Nc3 37. Ke1 Kd5 38. Kd2 Ke4 39. Ng1 Nb5 40. f3+ Kxd4 41. Ne2+ Ke5 42. Ke3 Nc7 43. f4+ Kf5 44. Nd4+ Kg4 45. Kf2 c5 46. Nf3 Nb5 |
| ECO D02 in 1998 play it! jonkman harmen defeats white's lau siegfried in 86 moves | 1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qb3 c4 7. Qxb6 axb6 8. Nbd2 Bf5 9. Ne5 e6 10. f3 h6 11. g4 Bh7 12. h4 b5 13. Nxc6 bxc6 14. Bg2 b4 15. cxb4 Bxb4 16. Be5 c3 17. bxc3 Bxc3 18. Ke2 Bxa1 19. Rxa1 Bc2 20. a3 Ke7 21. e4 Ra7 22. g5 hxg5 23. hxg5 Nh5 24. Rc1 Ba4 25. Rc3 Rha8 26. Ke3 Bb5 27. Nb1 Bc4 28. Kd2 Ba2 29. Rc1 Rb7 30. Nc3 Rxa3 31. Bf1 Rb2+ 32. Rc2 Rxc2+ 33. Kxc2 Bc4 34. Bxc4 dxc4 35. d5 exd5 36. exd5 cxd5 37. Nxd5+ Ke6 38. Nb6 Rxf3 39. Nxc4 Kf5 40. Kd2 Kxg5 41. Ke2 Rb3 42. Ne3 Nf4+ 43. Kf3 Nd5 |
| ECO D23 in 2001 play it! jonkman harmen defeats white's lytchak alexande in 52 moves | 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Qa4+ Nbd7 5. Nc3 e6 6. e4 a6 7. Bf4 c6 8. Qxc4 b5 9. Qxc6 Ra7 10. Nd2 Bb7 11. Qc7 Qxc7 12. Bxc7 b4 13. Nd1 Nxe4 14. Rc1 Be7 15. Nxe4 Bxe4 16. Ne3 O-O 17. Ba5 Rb8 18. f3 Bd5 19. Nxd5 exd5 20. Rc6 Bf6 21. Kd1 Bxd4 22. Kc2 Bc5 23. Bd3 Bf8 24. f4 Re8 25. Rd1 Nb8 26. Rb6 Bc5 |