| ECO A04 in 2000 play it! de jong migchiel defeats black's palmans ton in 93 moves | 1. Nf3 c5 2. e4 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Be3 d5 7. exd5 exd5 8. O-O Nxd4 9. Bxd4 Be7 10. Nd2 O-O 11. c3 a5 12. Qc2 h6 13. Rfe1 b6 14. a4 Bc5 15. Nb3 Bd6 16. h3 Ba6 17. Bxa6 Rxa6 18. Qd3 Ra8 19. Bxf6 Qxf6 20. Qxd5 Rad8 21. Qe4 Rfe8 22. Qxe8+ Rxe8 23. Rxe8+ Kh7 24. Nd4 Qf4 25. g3 Qd2 26. Re2 Qd3 27. Rae1 Bc5 28. Re4 Qd2 29. R1e2 Qd1+ 30. Kh2 Qxa4 31. Ne6 Qc6 32. Nxc5 Qxc5 33. Re7 Qc4 34. Rd2 Qb3 35. Rc7 b5 36. h4 Kg6 37. Rc5 a4 38. h5+ Kh7 39. Rc7 Qe6 40. Rdd7 Qf5 41. Rxf7 Qxh5+ 42. Kg2 Qd5+ 43. f3 Qd2+ 44. Kh3 Kg6 45. Rxg7+ Kf6 46. Rgf7+ Kg6 47. Rfd7 |
| ECO A05 in 2002 play it! de jong migchiel defeats black's tondivar babak in 87 moves | 1. Nf3 Nf6 2. d4 d5 3. g3 c6 4. Bg2 Bf5 5. O-O e6 6. c4 Nbd7 7. Nbd2 h6 8. Ne5 Bd6 9. Nxd7 Qxd7 10. b3 O-O 11. Bb2 Rfe8 12. Re1 Bg6 13. a3 Rad8 14. b4 b5 15. cxb5 cxb5 16. Nb3 Rc8 17. Nc5 Bxc5 18. dxc5 e5 19. e3 a5 20. f4 exf4 21. Bxf6 gxf6 22. exf4 d4 23. c6 Qd6 24. Qd2 Rxe1+ 25. Rxe1 axb4 26. Qxb4 Qxb4 27. axb4 d3 28. Kf2 Kf8 29. Ke3 Ke7 30. g4 f5 31. Kxd3+ Kd6 32. g5 hxg5 33. fxg5 Rh8 34. Rc1 Kc7 35. h3 Rh4 36. Re1 Rxb4 37. Re7+ Kc8 38. Bd5 Rh4 39. Bxf7 Bxf7 40. Rxf7 Rxh3+ 41. Kd4 Rg3 42. Kc5 Rxg5 43. Kb6 Rg8 44. Ra7 |
| ECO A07 in 2004 play it! de jong migchiel defeats black's markus john raym in 81 moves | 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. c4 c6 6. cxd5 cxd5 7. Nc3 O-O 8. Ne5 e6 9. O-O Nfd7 10. f4 Nxe5 11. fxe5 Nc6 12. Be3 Qa5 13. Qd2 Bd7 14. Bg5 Qb6 15. e3 Na5 16. b3 Qb4 17. Rad1 Kh8 18. e4 dxe4 19. Nxe4 Qxd2 20. Rxd2 Kg8 21. Nd6 Bc6 22. b4 Bxg2 23. Kxg2 Nc6 24. b5 Nb4 25. Rdf2 Nd5 26. Rxf7 Rxf7 27. Rxf7 h6 28. Bd2 a6 29. b6 Nxb6 30. Rxb7 Nd5 31. h4 Bf8 32. Nf7 Rc8 33. Bxh6 Rc2+ 34. Kh3 Rxa2 35. Bxf8 Kxf8 36. Ng5 a5 37. Nxe6+ Kg8 38. Nf4 Ne3 39. Rb3 Nf5 40. d5 a4 41. Rd3 |
| ECO A04 in 2000 play it! de jong migchiel defeats black's doggers peter in 43 moves | 1. Nf3 g6 2. e4 Bg7 3. d4 d6 4. c3 Nf6 5. Bd3 O-O 6. Bg5 c5 7. dxc5 dxc5 8. Qe2 Nc6 9. Nbd2 Qc7 10. a4 Rd8 11. Nc4 b6 12. Rd1 Bb7 13. O-O h6 14. Bxf6 exf6 15. Ne3 Ne5 16. Nxe5 Qxe5 17. f3 h5 18. Bc4 f5 19. Nd5 f4 20. Rd3 Kh8 21. Qd2 g5 22. Nxf4 |
| ECO A05 in 2004 play it! de jong migchiel defeats black's cako laszlo in 39 moves | 1. Nf3 Nf6 2. g3 e6 3. Bg2 d5 4. O-O Be7 5. c4 c6 6. d4 b6 7. Nc3 O-O 8. Bf4 Ba6 9. cxd5 cxd5 10. Rc1 Bd6 11. Be5 Ne8 12. Re1 f6 13. Bxd6 Nxd6 14. e4 Nc4 15. Rc2 dxe4 16. Nxe4 Nc6 17. Bf1 Qd5 18. b3 Nd6 19. Bxa6 Nxe4 20. Bc4 |
| ECO A07 in 1993 play it! de jong migchiel defeats black's strating sybolt in 93 moves | 1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. O-O e6 5. d3 Nd7 6. Nbd2 Bd6 7. Qe1 Ne7 8. e4 Rc8 9. h3 Bh5 10. Nh2 f6 11. f4 Bf7 12. Kh1 Qc7 13. Nhf3 e5 14. f5 g5 15. Qe2 d4 16. c3 c5 17. a4 Nc6 18. Nc4 Be7 19. Bd2 Nb6 20. b3 Rd8 21. cxd4 Nxc4 22. bxc4 exd4 23. e5 fxe5 24. Nxg5 Bxg5 25. Bxg5 Rd6 26. Rad1 Kd7 27. g4 h5 28. Kg1 Kc8 29. Bd2 hxg4 30. hxg4 Rdd8 31. Be4 Rdg8 32. g5 Be8 33. Rf2 Rh5 34. Rg2 Qh7 35. Qg4 Rh4 36. f6+ Rxg4 37. Bxh7 Rxg2+ 38. Kxg2 Rh8 39. Bf5+ Kc7 40. Rh1 Rxh1 41. Kxh1 Nd8 42. g6 Kd6 43. f7 Bxf7 44. gxf7 Nxf7 45. a5 b5 46. cxb5 c4 47. Bb4+ |
| ECO A07 in 2005 play it! de jong migchiel defeats black's friesen boris in 93 moves | 1. Nf3 d5 2. g3 Nf6 3. Bg2 c5 4. O-O Nc6 5. d4 e6 6. c4 Be7 7. cxd5 exd5 8. dxc5 Bxc5 9. Nbd2 O-O 10. Nb3 Bb6 11. Nbd4 Re8 12. e3 Bg4 13. Nxc6 bxc6 14. h3 Bh5 15. b3 Ne4 16. Bb2 Nxf2 17. Rxf2 Bxe3 18. Bd4 Bxf2+ 19. Bxf2 Qd7 20. Rc1 Rac8 21. Bd4 Qc7 22. g4 Bg6 23. Qd2 h6 24. Qf2 Qf4 25. Nd2 Qxf2+ 26. Kxf2 Bd3 27. Bf3 a6 28. Rc3 Bg6 29. b4 f5 30. Ra3 fxg4 31. hxg4 Ra8 32. Rc3 Rac8 33. Nb3 Be4 34. Be2 Bb1 35. Nd2 Bxa2 36. Rc2 Rf8+ 37. Kg3 Bc4 38. Nxc4 dxc4 39. Bxc4+ Kh7 40. Bxa6 Rcd8 41. Bb6 Ra8 42. Bd3+ Kg8 43. Rc3 Rf6 44. Be4 Re6 45. Bf3 Rb8 46. Ba5 Rc8 47. Bd5 |
| ECO A04 in 2004 play it! de jong migchiel defeats black's hamelink desiree in 137 moves | 1. Nf3 c5 2. g3 d5 3. Bg2 Nc6 4. d4 e6 5. O-O Nf6 6. c4 Qb6 7. cxd5 exd5 8. Nc3 cxd4 9. Na4 Qa5 10. Nxd4 Bd7 11. Nc3 Nxd4 12. Qxd4 Be6 13. Bf4 Bc5 14. Qa4+ Qxa4 15. Nxa4 Be7 16. Rac1 Bd7 17. Nc5 Bxc5 18. Rxc5 Bc6 19. Rc2 O-O 20. Be5 Ne4 21. Rd1 Rfe8 22. Bd4 a6 23. f3 Nd6 24. Bh3 g6 25. Kf2 f5 26. Bc5 Rad8 27. Bg2 Re6 28. b3 Kf7 29. h4 h5 30. Rcd2 Rde8 31. a4 Kg7 32. Bxd6 Rxd6 33. f4 Red8 34. Rd4 Kf7 35. Bf3 Ke6 36. R1d3 R8d7 37. Ke3 b5 38. a5 Bb7 39. Kd2 Rd8 40. Re3+ Kd7 41. Kc3 Kc6 42. Kb4 Bc8 43. Rd2 Bb7 44. Re7 R6d7 45. Re6+ Rd6 46. Bxd5+ Kc7 47. Re7+ R6d7 48. Rxd7+ Rxd7 49. Kc5 Re7 50. Bxb7 Kxb7 51. Rd6 Rxe2 52. Rb6+ Ka7 53. Rxg6 Rc2+ 54. Kb4 Kb7 55. Rb6+ Ka7 56. Rf6 Rg2 57. Rg6 Kb7 58. Rg5 Rg1 59. Rxh5 Rxg3 60. Rxf5 Rh3 61. h5 Ka7 62. Rf7+ Kb8 63. Kc5 Rxh5+ 64. f5 Rh3 65. f6 Rxb3 66. Re7 Rf3 67. f7 Rf5+ 68. Kd4 Rf4+ 69. Ke3 |
| ECO A04 in 2003 play it! de jong migchiel defeats black's pel bonno in 47 moves | 1. Nf3 g6 2. e4 d6 3. d4 Nf6 4. Bd3 Bg7 5. c3 O-O 6. O-O Nc6 7. d5 Ne5 8. Nxe5 dxe5 9. c4 c5 10. Nc3 b6 11. a3 e6 12. b4 exd5 13. Nxd5 Nd7 14. Be3 Bb7 15. bxc5 Bxd5 16. cxd5 Nxc5 17. Bxc5 bxc5 18. Qa4 Qc7 19. Rab1 Rfb8 20. Qc6 Qa5 21. d6 Qc3 22. Ba6 Rf8 23. d7 Qxa3 24. Bc8 |
| ECO A05 in 2005 play it! de jong migchiel defeats black's otte marijn in 63 moves | 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. e3 O-O 5. c4 d6 6. d4 e5 7. Nc3 Nbd7 8. Be2 Re8 9. Qc2 Nf8 10. dxe5 dxe5 11. Rd1 N6d7 12. O-O f5 13. c5 c6 14. b4 Qe7 15. Nd2 Nf6 16. Nc4 Bd7 17. Nd6 Reb8 18. e4 f4 19. Bc4+ Be6 20. Rd3 Ne8 21. Rfd1 Nxd6 22. cxd6 Qd7 23. Nb1 Kh8 24. Nd2 Bxc4 25. Qxc4 Re8 26. Nf3 Bf6 27. h4 h6 28. b5 cxb5 29. Qd5 Qg7 30. d7 Red8 31. Nxe5 Nxd7 32. Nf7+ |
| ECO A05 in 2000 play it! de jong migchiel defeats black's cako laszlo in 83 moves | 1. Nf3 Nf6 2. b3 b6 3. Bb2 Bb7 4. g3 e6 5. Bg2 Be7 6. O-O c5 7. c4 d6 8. Nc3 a6 9. e4 Nbd7 10. d4 cxd4 11. Nxd4 Qc7 12. g4 h6 13. f4 g5 14. f5 e5 15. Nc2 h5 16. gxh5 Qc5+ 17. Rf2 Nxh5 18. Ba3 Qc7 19. Ne3 Nf4 20. Ned5 Bxd5 21. Nxd5 Nxd5 22. Qxd5 Rd8 23. Raf1 Nf6 24. Qd2 Kd7 25. Rd1 Rh4 26. Bxd6 Bxd6 27. Qxg5 Nxe4 28. Qxh4 Nxf2 29. Qxf2 Kc8 30. Kh1 Bc5 31. Qe2 Rxd1+ 32. Qxd1 Qd7 33. Qg4 Qd4 34. Qg8+ Qd8 35. Bb7+ Kc7 36. Qxf7+ Be7 37. Bd5 Qd6 38. Kg2 Qb4 39. Kf1 Qa3 40. Be4 Qc1+ 41. Ke2 Qg5 42. Qg6 |
| ECO A04 in 2005 play it! de jong migchiel defeats black's van bavel f in 79 moves | 1. Nf3 g6 2. e4 Bg7 3. d4 d6 4. c4 c5 5. d5 Bg4 6. Be2 e5 7. Nc3 Bxf3 8. Bxf3 Ne7 9. O-O O-O 10. a3 a5 11. Nb5 h6 12. Bd2 Na6 13. Qe1 b6 14. b4 Nc7 15. Nxc7 Qxc7 16. bxa5 bxa5 17. Rb1 f5 18. Rb5 a4 19. Qc1 g5 20. Qc2 Qd7 21. Rfb1 Ra7 22. Be2 f4 23. Qd1 Ng6 24. Bg4 Qe7 25. Be6+ Kh8 26. Qg4 Nh4 27. Rb8 Kh7 28. R8b6 Kg6 29. f3 h5 30. Qh3 Kh6 31. Be1 Ng6 32. Bg4 h4 33. Bc8 Rf7 34. Qe6 Bf8 35. Bc3 Qd8 36. Qg4 Rfc7 37. Bf5 Bg7 38. Bxg6 Kxg6 39. Qe6+ Kh5 40. Rxd6 |
| ECO B50 in 2002 play it! de jong migchiel defeats black's vermaat marcel in 93 moves | 1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 g6 5. Bc2 Bg7 6. O-O O-O 7. h3 Nc6 8. d4 e5 9. dxc5 dxc5 10. Nbd2 Qe7 11. a4 Nh5 12. Nc4 Rd8 13. Qe2 Be6 14. Ng5 Nf4 15. Bxf4 exf4 16. Nxe6 Qxe6 17. Bb3 Ne5 18. Nxe5 Qxb3 19. Nc4 b5 20. axb5 Qxb5 21. Ra5 Qc6 22. Rfa1 Rd7 23. Ra6 Qb5 24. R1a5 Qb3 25. Rxc5 Rad8 26. Rd5 Rxd5 27. exd5 f3 28. gxf3 Rxd5 29. Rxa7 Bf8 30. Ra8 Kg7 31. f4 Bc5 32. Re8 Rd1+ 33. Kg2 Kh6 34. Ne5 f5 35. Qc4 Qb7+ 36. Nf3 Qc6 37. Qe2 Rc1 38. Qd2 Ra1 39. Re1 Ra4 40. Kg3 Bd6 41. Ne5 Bxe5 42. fxe5+ f4+ 43. Kh2 Qe6 44. b4 Qc4 45. e6 Ra2 46. Qd4 Qc7 47. e7 |
| ECO B56 in 1995 play it! de jong migchiel defeats black's stefansson hanne in 87 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. g3 e6 7. Bg2 Bd7 8. O-O Be7 9. Re1 O-O 10. Nxc6 Bxc6 11. a4 a6 12. Be3 Qc7 13. a5 Nd7 14. Na4 Rae8 15. Nb6 f5 16. Bd4 e5 17. Be3 f4 18. Nd5 Bxd5 19. Qxd5+ Kh8 20. Bd2 fxg3 21. hxg3 Qxc2 22. Rec1 Qxb2 23. Rab1 Qd4 24. Qxd4 exd4 25. Rxb7 Nc5 26. Rb6 Rb8 27. Rcb1 Rxb6 28. Rxb6 Rc8 29. Bh3 Re8 30. f3 Bf6 31. Bf1 d3 32. Kf2 Bd4+ 33. Be3 Nxe4+ 34. fxe4 Rf8+ 35. Kg2 Bxe3 36. Rxd6 d2 37. Bxa6 g5 38. Bc4 g4 39. e5 Rf2+ 40. Kh1 Rf5 41. e6 Kg7 42. a6 h5 43. Rxd2 Rf8 44. Re2 |
| ECO B39 in 2003 play it! de jong migchiel defeats black's mulder catrinus in 73 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 Ne6 10. Rc1 Qa5 11. Be2 O-O 12. O-O d6 13. f4 Nc5 14. f5 Bxc3 15. Rxc3 Nxe4 16. Ra3 Qc7 17. fxg6 hxg6 18. Qd4 f5 19. Rxa7 Rxa7 20. Qxa7 e5 21. Bd3 Nf6 22. Qb6 Qxb6 23. Bxb6 Be6 24. b3 Ra8 25. a4 d5 26. cxd5 Bxd5 27. Rb1 Rc8 28. b4 Rc3 29. Bf1 Be4 30. Ra1 Nd5 31. Bf2 Rc2 32. b5 Nb4 33. a5 Bd5 34. a6 bxa6 35. bxa6 e4 36. a7 Ba8 37. Rb1 |
| ECO B27 in 1993 play it! de jong migchiel defeats black's westerveld wim in 51 moves | 1. e4 c5 2. Nf3 g6 3. c4 Nc6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 Ne6 10. Rc1 Qa5 11. Be2 b6 12. O-O Bb7 13. Bg4 Rc8 14. Qd3 Bxc3 15. Rxc3 Qe5 16. f3 Rc7 17. Re1 O-O 18. Qd2 d6 19. f4 Qa5 20. Kh1 Bxe4 21. Bxb6 axb6 22. Rxe4 Nc5 23. Re1 Qxa2 24. f5 Na4 25. Qh6 Qxb2 26. f6 |
| ECO B90 in 2007 play it! de jong migchiel defeats black's taha mohamad in 107 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. O-O b5 8. Bb3 Bb7 9. Re1 Nc6 10. f4 Nxd4 11. Qxd4 Be7 12. f5 e5 13. Qd3 Rc8 14. Be3 Rxc3 15. Qxc3 Nxe4 16. Qd3 d5 17. Rad1 Nf6 18. c3 O-O 19. Kh1 Qc7 20. Qe2 h6 21. Bf4 exf4 22. Qxe7 Qb6 23. Qe5 f3 24. gxf3 Rd8 25. Qd4 Qd6 26. Re2 a5 27. Rg1 Kh8 28. Reg2 Rg8 29. a4 bxa4 30. Bxa4 Bc8 31. Bc2 Ba6 32. Bd3 Bxd3 33. Qxd3 Qf4 34. Rg3 a4 35. Qd4 Qxf5 36. Qxa4 Nh5 37. R3g2 Nf4 38. Qc2 Qe5 39. Rg4 f5 40. Rh4 Qe3 41. Rf1 Ra8 42. Qc1 Qxc1 43. Rxc1 Nd3 44. Rb1 f4 45. Rh5 Rd8 46. Rf5 Kg8 47. h4 d4 48. c4 g6 49. Rd5 Rxd5 50. cxd5 Nb4 51. d6 Kf7 52. Re1 d3 53. d7 Nc6 54. Re8 |
| ECO B43 in 2006 play it! de jong migchiel defeats black's van de fliert wi in 80 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Bd3 Qb6 7. Nf3 Qc7 8. O-O Bb7 9. Re1 Bc5 10. e5 f5 11. Ng5 Qc6 12. Qh5+ g6 13. Qh3 Ne7 14. Nf3 Qb6 15. Re2 Nbc6 16. a4 b4 17. a5 Qc7 18. Na4 Nd4 19. Nxd4 Bxd4 20. Nb6 Bxb6 21. axb6 Qxb6 22. Qh4 Nd5 23. Bh6 Qc6 24. f3 Qc5+ 25. Kh1 Qe7 26. Qg3 Qf7 27. c4 Ne7 28. Qf2 Nc6 29. Qb6 Rb8 30. Bc2 Qe7 31. Ba4 Qd8 32. Qe3 Qh4 33. Rd1 f4 34. Bxf4 O-O 35. Bg5 Qxc4 36. Rxd7 Na5 37. Bf6 Rbc8 38. Rg7+ Kh8 39. Re1 Rxf6 40. Qh6 Rxf3 |
| ECO B33 in 2005 play it! de jong migchiel defeats black's beeke bobby in 53 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g3 Bg4 7. f3 Bd7 8. Be3 e6 9. Qd2 a6 10. g4 h6 11. O-O-O Be7 12. h4 b5 13. Bd3 Nxd4 14. Bxd4 b4 15. Ne2 e5 16. Be3 Be6 17. g5 hxg5 18. hxg5 Rxh1 19. Rxh1 Nd7 20. Rh8+ Bf8 21. Qxb4 Rb8 22. Qa4 a5 23. Nc3 Qc7 24. Nb5 Qc6 25. Qxa5 Nb6 26. Nxd6+ Qxd6 27. Bc5 |
| ECO B33 in 2007 play it! de jong migchiel defeats black's burnett r in 87 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g3 Bd7 7. Bg2 g6 8. Nde2 Bg7 9. O-O Qc8 10. Nf4 h5 11. h4 Ne5 12. a4 Nfg4 13. Ncd5 g5 14. hxg5 h4 15. Ra3 Nc4 16. Rb3 Bxa4 17. Bh3 Bd7 18. f3 Nge5 19. Bxd7+ Qxd7 20. g4 Nc6 21. Nh5 Bd4+ 22. Kh2 O-O-O 23. Qe2 N4e5 24. Ra3 Bc5 25. b4 Nd4 26. Qg2 Ndxf3+ 27. Raxf3 Nxg4+ 28. Kh1 Nf2+ 29. R1xf2 Bxf2 30. Qxf2 Kb8 31. Nhf4 e5 32. Nf6 Qb5 33. N4d5 Rc8 34. Ra3 b6 35. Be3 h3 36. Kh2 Rc6 37. Rd3 Rhc8 38. Rd2 Rc4 39. c3 Kb7 40. Ne7 Rxc3 41. Nxc8 Rxc8 42. Nd5 Qc4 43. Qxf7+ Kb8 44. Qf5 |