[Event "NED-ch U16 op"]
[Site "Hengelo"]
[Date "2000.08.12"]
[Round "9"]
[White "Van Run, Rieke"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "144"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 c6 6. Bc4 Bf5 7. 0-0 e6 8. Bg5 Bd6 9. h3 Nbd7 10. Bd3 0-0-0 11. Bxf5 Qxf5 12. Be3 Nd5 13. Nxd5 exd5 14. Qd2 f6 15. a4 g5 16. Nh2 h5 17. f3 Nb6 18. b3 a6 19. Rf2 Qh7 20. Qd3 Qxd3 21. cxd3 Rde8 22. Bd2 Bg3 23. Rff1 Re2 24. Rad1 Nd7 25. Be1 Bxe1 26. Rfxe1 Rhe8 27. Kf1 Rxe1+ 28. Rxe1 Rxe1+ 29. Kxe1 c5 30. Kd2 cxd4 31. Nf1 h4 32. Nh2 Nc5 33. Kc2 Kd7 34. f4 Ne6 35. fxg5 fxg5 36. Nf3 Kd6 37. b4 b6 38. Kb3 a5 39. Ka3 Ke7 40. Ne5 Kd6 41. Nf3 Nf4 42. Nxd4 Nxd3 43. bxa5 bxa5 44. Nf3 Nf4 45. Nxg5 Nxg2 46. Nf3 Kc5 47. Kb3 d4 48. Nd2 Nf4 49. Nf3 Ng6 50. Nd2 Ne5 51. Ne4+ Kd5 52. Nd2 Ke6 53. Kc2 Kf5 54. Nb3 Nc6 55. Kd3 Kf4 56. Nd2 Kg3 57. Kc4 Kxh3 58. Kc5 Kg2 59. Kxc6 h3 60. Kc5 h2 61. Kxd4 h1Q 62. Nc4 Qd1+ 63. Kc3 Qxa4 64. Nb2 Qb4+ 65. Kc2 Kf3 66. Nd3 Qc4+ 67. Kd2 Qd4 68. Kc2 Ke3 69. Nb2 a4 70. Kb1 a3 71. Na4 Qxa4 72. Ka2 Qb4 0-1

[Event "NED-ch U16 op"]
[Site "Hengelo"]
[Date "2000.08.11"]
[Round "8"]
[White "Van Duijvenbode, Harrie"]
[Black "Bensdorp, Marlies"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "60"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. f4 e5 5. dxe5 dxe5 6. Nf3 Bd6 7. f5 0-0 8. Bg5 Be7 9. Bc4 c6 10. 0-0 Qb6+ 11. Kh1 Qxb2 12. Bd2 Qb6 13. Ng5 Qd4 14. Bd3 Nc5 15. Ne2 Qd8 16. Rf3 h6 17. Nh3 Nfxe4 18. Bxe4 Nxe4 19. Rd3 Qc7 20. g4 b6 21. Ng3 Nxd2 22. Qxd2 c5 23. Ne4 Bb7 24. Nhf2 Rad8 25. Kg1 c4 26. Rxd8 Rxd8 27. Qe3 Qc6 28. Qg3 Bc5 29. Nxc5 Qxc5 30. Re1 f6 0-1

[Event "NED-ch U16 op"]
[Site "Hengelo"]
[Date "2000.08.11"]
[Round "7"]
[White "Van Duijvenbode, Harrie"]
[Black "Konijn, Rob"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "45"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nd5 Nb4 6. Nxd4 Nbxd5 7. exd5 Nxd5 8. Nf5 Ne7 9. Bg5 f6 10. Bxf6 gxf6 11. Qh5+ Ng6 12. 0-0-0 d6 13. Nh4 Bg7 14. Bc4 Kf8 15. Rhe1 Bd7 16. Qxg6 Be6 17. Qe4 Bxc4 18. Qxc4 Qd7 19. Qd5 Rb8 20. Nf5 Re8 21. Rxe8+ Qxe8 22. Qxb7 Qh5 23. Qc8+ 1-0

[Event "NED-ch U16 op"]
[Site "Hengelo"]
[Date "2000.08.10"]
[Round "6"]
[White "Sminia, Jelmer"]
[Black "Van Duijvenbode, Harrie"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "123"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bd2 c6 6. Bc4 Bf5 7. Nd5 Qd8 8. Nxf6+ gxf6 9. c3 e6 10. Ne2 Bd6 11. Bf4 Bxf4 12. Nxf4 Nd7 13. Qe2 Qc7 14. Nd3 0-0-0 15. 0-0-0 Nb6 16. Bb3 Nd5 17. Bc2 Kb8 18. Nc5 Bxc2 19. Qxc2 e5 20. Qb3 Nb6 21. a4 exd4 22. Rxd4 Rxd4 23. cxd4 Rd8 24. Rd1 Qf4+ 25. Qe3 Nd5 26. Qxf4+ Nxf4 27. Ne4 f5 28. Nf6 h6 29. g3 Ne2+ 30. Kb1 Rxd4 31. Rxd4 Nxd4 32. Ng8 h5 33. Nf6 Kc7 34. Nxh5 Kd6 35. Nf4 Ke5 36. h4 Nf3 37. Kc2 b5 38. axb5 cxb5 39. Kc3 a5 40. b3 b4+ 41. Kc2 Ke4 42. Ng2 Ne5 43. Nf4 Ng4 44. h5 Nh6 45. Kd2 Ng4 46. Ke2 Kd4 47. f3 Nh6 48. Kd2 f6 49. Ne6+ Kd5 50. Nf4+ Kc5 51. Kd3 Kb5 52. Nd5 a4 53. bxa4+ Kxa4 54. Kc2 Ka3 55. Kb1 Kb3 56. Nxf6 Kc3 57. g4 fxg4 58. fxg4 Kd4 59. g5 Nf7 60. g6 Nh6 61. g7 Ke5 62. Ng4+ 1-0

[Event "NED-ch U16 op"]
[Site "Hengelo"]
[Date "2000.08.09"]
[Round "4"]
[White "Van Duijvenbode, Harrie"]
[Black "Van Assendelft, Floris"]
[Result "0-1"]
[ECO "C41"]
[PlyCount "66"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. Be3 c6 6. Bc4 Be7 7. Qe2 Qc7 8. d5 Nb6 9. Bb3 0-0 10. h3 Bd7 11. 0-0-0 cxd5 12. Bxd5 Nfxd5 13. Nxd5 Nxd5 14. exd5 Rfc8 15. Rd2 Qa5 16. Kb1 Bb5 17. Qd1 Rc4 18. b3 Rc7 19. g4 Qc3 20. Ng5 a5 21. Ne4 Qb4 22. f3 a4 23. Rhh2 Rc3 24. Nxc3 Qxc3 25. Rde2 axb3 26. cxb3 Bd3+ 27. Rc2 Bxc2+ 28. Rxc2 Qxe3 29. Rc7 Bf6 30. Rxb7 Rc8 31. Rb4 e4 32. Rc4 Rxc4 33. bxc4 Qb6+ 0-1

[Event "NED-ch U16 op"]
[Site "Hengelo"]
[Date "2000.08.09"]
[Round "5"]
[White "Willemze, Annemieke"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "60"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 c6 6. Bc4 Bf5 7. 0-0 e6 8. Bg5 Bd6 9. Re1 Nbd7 10. Bb3 0-0-0 11. Qe2 Bg4 12. Be3 h5 13. Na4 g5 14. c4 Bxf3 15. Qxf3 g4 16. Qe2 h4 17. Bd2 Qf5 18. Rac1 g3 19. fxg3 hxg3 20. h3 Qh7 21. d5 c5 22. Bc2 Qh4 23. dxe6 fxe6 24. Qxe6 Bf4 25. Bxf4 Qxf4 26. Qf5 Qd4+ 27. Kh1 Ng4 28. Rf1 Nf2+ 29. Rxf2 Qxf2 30. Rf1 Rxh3+ 0-1

[Event "NED-ch U16 op"]
[Site "Hengelo"]
[Date "2000.08.08"]
[Round "2"]
[White "Van Duijvenbode, Harrie"]
[Black "Hijweegen, Claudia"]
[Result "1-0"]
[ECO "C15"]
[PlyCount "39"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Nge2 c5 5. dxc5 Ne7 6. Be3 Nbc6 7. Nd4 e5 8. Nxc6 bxc6 9. exd5 cxd5 10. a3 Bxc3+ 11. bxc3 0-0 12. Bd3 Nf5 13. 0-0 Nxe3 14. fxe3 Qa5 15. c4 dxc4 16. Bxc4 Qxc5 17. Rxf7 Rxf7 18. Qd8+ Qf8 19. Bxf7+ Kxf7 20. Rf1+ 1-0

[Event "NED-ch U16 op"]
[Site "Hengelo"]
[Date "2000.08.08"]
[Round "3"]
[White "Van Rijn, Luuk"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "D32"]
[PlyCount "72"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 e6 2. d4 d5 3. Bf4 c5 4. Nf3 Nc6 5. cxd5 exd5 6. Nc3 Nf6 7. e3 Bf5 8. Bd3 Bxd3 9. Qxd3 c4 10. Qb1 Bd6 11. Bxd6 Qxd6 12. 0-0 a6 13. e4 dxe4 14. Nxe4 Nxe4 15. Qxe4+ Qe6 16. Rfe1 0-0-0 17. Qxe6+ fxe6 18. Rac1 b5 19. Rxe6 Nxd4 20. Nxd4 Rxd4 21. Rxa6 Kb7 22. Re6 Rhd8 23. g3 Rd1+ 24. Rxd1 Rxd1+ 25. Kg2 Rd2 26. Re4 Rxb2 27. a4 bxa4 28. Rxc4 a3 29. Ra4 a2 30. Kf3 Kc6 31. Ke3 Kb5 32. Ra8 Kb4 33. Kd3 Rb3+ 34. Kd4 Ra3 35. Rb8+ Ka4 36. Kc4 Rc3+ 0-1

[Event "NED-ch U16 op"]
[Site "Hengelo"]
[Date "2000.08.07"]
[Round "1"]
[White "Van Kempen, Roderick"]
[Black "Van Duijvenbode, Harrie"]
[Result "1/2-1/2"]
[ECO "B01"]
[PlyCount "102"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d3 Nf6 5. Bd2 c6 6. Be2 Bf5 7. Nf3 e6 8. 0-0 Qc7 9. Nh4 Bg6 10. f4 Bc5+ 11. Kh1 Nbd7 12. Bf3 0-0-0 13. Qe2 Rde8 14. Rae1 Bf5 15. g4 Bg6 16. Qg2 h5 17. Nxg6 fxg6 18. g5 Nd5 19. Be4 Ne7 20. a3 Nf5 21. b4 Bb6 22. Ne2 h4 23. Bxf5 gxf5 24. d4 Qd6 25. Be3 Nf8 26. c3 Ng6 27. h3 Ne7 28. c4 Qd7 29. Rd1 Rd8 30. Qf2 g6 31. Ng1 Rh7 32. Nf3 Bc7 33. Rd2 a6 34. Ne5 Qe8 35. Rfd1 Kb8 36. Nd3 Nc8 37. Rb1 Nd6 38. Rc2 Ne4 39. Qf3 Qd7 40. Nc5 Nxc5 41. bxc5 Ba5 42. Rb3 Be1 43. Rc1 Bg3 44. a4 Qc7 45. Rcb1 Ka8 46. Rb6 Qc8 47. R1b2 Rc7 48. Re2 Qd7 49. Rbb2 Qf7 50. Rbd2 Rcc8 51. Rc2 Rc7 1/2-1/2

[Event "NED-ch U16"]
[Site "Leiden"]
[Date "2000.05.06"]
[Round "9"]
[White "Van Duijvenbode, Harrie"]
[Black "De Bode, Christian"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "48"]
[EventDate "2000.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nd5 Bb4+ 6. Nxb4 Nxb4 7. Nxd4 Qe7 8. Bd3 d5 9. 0-0 dxe4 10. Re1 0-0 11. Bg5 Qc5 12. Bxf6 exd3 13. Nb3 Qf5 14. Be7 Nxc2 15. Bxf8 Nxe1 16. Qxe1 Kxf8 17. Rd1 b6 18. Nd4 Qg6 19. Qe5 Bb7 20. f3 c5 21. Re1 Qf6 22. Qxf6 gxf6 23. Nb3 Bd5 24. Nd2 Re8 0-1

[Event "NED-ch U16"]
[Site "Leiden"]
[Date "2000.05.05"]
[Round "7"]
[White "De Wind, Joris"]
[Black "Van Duijvenbode, Harrie"]
[Result "1-0"]
[ECO "C42"]
[PlyCount "67"]
[EventDate "2000.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Bd3 Nf6 6. 0-0 Be7 7. b3 0-0 8. Bb2 Nc6 9. Be2 Re8 10. d4 d5 11. Re1 Bd6 12. c4 Bf5 13. a3 Qd7 14. Nc3 Be4 15. Nxe4 dxe4 16. Nd2 Qf5 17. Nf1 Rad8 18. Qc2 Qf4 19. b4 Ng4 20. Bxg4 Qxg4 21. b5 Nb8 22. Re2 f5 23. Rae1 Rf8 24. c5 Bf4 25. a4 Rf6 26. Kh1 Kh8 27. Qb3 Rg6 28. f3 Qg5 29. fxe4 fxe4 30. Qc2 e3 31. Nxe3 Bxe3 32. Rxe3 Rf8 33. Rg3 Qf4 34. Rf3 1-0

[Event "NED-ch U16"]
[Site "Leiden"]
[Date "2000.05.05"]
[Round "8"]
[White "Van Duijvenbode, Harrie"]
[Black "Kamstra, Jippe"]
[Result "1-0"]
[ECO "B75"]
[PlyCount "61"]
[EventDate "2000.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Nc6 7. f3 Bg7 8. Be3 Bd7 9. Qd2 a6 10. Bb3 Rc8 11. g4 Qa5 12. 0-0-0 Ne5 13. Bh6 0-0 14. Bxg7 Kxg7 15. h4 b5 16. h5 b4 17. Nd5 Rh8 18. Nxe7 Rce8 19. Nd5 Nxd5 20. Bxd5 Qc5 21. h6+ Kf8 22. Qf4 Ke7 23. Nb3 Qc7 24. g5 Kd8 25. Qe3 a5 26. f4 Ng4 27. Qd4 Be6 28. Bxe6 Rxe6 29. Qxh8+ Kd7 30. Qd4 a4 31. Nc5+ 1-0

[Event "NED-ch U16"]
[Site "Leiden"]
[Date "2000.05.04"]
[Round "6"]
[White "Leenhouts, Koen"]
[Black "Van Duijvenbode, Harrie"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "81"]
[EventDate "2000.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 c6 5. d3 Nf6 6. Nge2 Bf5 7. Ng3 Bg6 8. Bd2 Nbd7 9. Qe2 e6 10. 0-0-0 Qc7 11. h4 h5 12. Nge4 0-0-0 13. Rhe1 Be7 14. Ng5 Nf8 15. Kb1 Kb8 16. Qf3 Bd6 17. Nce4 Nxe4 18. dxe4 Ka8 19. Bc3 Rg8 20. e5 Be7 21. Nxf7 Rxd1+ 22. Rxd1 Bxh4 23. Nd6 Be7 24. Qg3 h4 25. Qg4 Rh8 26. f3 Rh6 27. a4 a6 28. Qd4 Bh7 29. Bd2 g5 30. Be3 Qb8 31. b4 h3 32. Nc8 c5 33. Nb6+ Ka7 34. bxc5 h2 35. Rh1 Rh4 36. g4 Bd8 37. a5 Bg6 38. Nc8+ Qxc8 39. c6+ Kb8 40. Qa7+ Kc7 41. Bxa6 1-0

[Event "NED-ch U16"]
[Site "Leiden"]
[Date "2000.05.03"]
[Round "4"]
[White "Van Duijvenbode, Harrie"]
[Black "Smeets, Jan"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "2178"]
[PlyCount "120"]
[EventDate "2000.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Bg5 d6 6. Nc3 Na5 7. Bb3 c6 8. Na4 Nxb3 9. axb3 Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 Bg4 12. Ng1 0-0 13. f3 Be6 14. Ne2 d5 15. Nac3 Qb6 16. Na4 Qc7 17. 0-0 d4 18. Nc5 Bc8 19. h3 a5 20. b4 b6 21. Nb3 a4 22. Nbc1 c5 23. f4 Nd7 24. Na2 a3 25. b3 f6 26. f5 cxb4 27. Nxb4 Bb7 28. Na2 Rfc8 29. Rac1 Ra5 30. Rf2 Rc5 31. Ng3 Nb8 32. Nf1 Na6 33. Nh2 Qe7 34. Nf3 R5c7 35. Ne1 Bc6 36. h4 Bd7 37. Rf3 Be8 38. Rh3 Bh5 39. g3 g6 40. Qf2 Bg4 41. Rh2 gxf5 42. exf5 Qd7 43. Rg2 Kh8 44. Ra1 Ra7 45. Qd2 Qxf5 46. Rf2 Qg6 47. Nb4 Bh3 48. Rf3 Nc5 49. Qf2 f5 50. Qh2 Bg4 51. Rf2 Qd6 52. Na2 Rg8 53. Nf3 e4 54. dxe4 Nxe4 55. Nd2 Nxf2 56. Qxf2 Bh5 57. Kh2 Rag7 58. Nf1 f4 59. gxf4 Qd5 60. Ng3 Rxg3 0-1

[Event "NED-ch U16"]
[Site "Leiden"]
[Date "2000.05.03"]
[Round "5"]
[White "Van Duijvenbode, Harrie"]
[Black "Van der Eijk, Martijn"]
[Result "1-0"]
[ECO "B57"]
[PlyCount "79"]
[EventDate "2000.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Nf6 6. Bc4 d6 7. Nc3 Be6 8. Bxe6 fxe6 9. 0-0 Be7 10. Qe2 0-0 11. Rd1 a6 12. h3 Qc7 13. Be3 Rad8 14. Na4 Nd7 15. Rd2 b5 16. Nc3 Nf6 17. Rad1 Na5 18. Rd3 Nc4 19. Bc1 Nh5 20. b3 Nb6 21. g3 Nf6 22. Be3 Nfd7 23. Kg2 Rf7 24. Nb1 Rdf8 25. Bxb6 Qxb6 26. Nbd2 Bg5 27. Rf1 Bh6 28. b4 Nf6 29. c4 Qc6 30. cxb5 axb5 31. a3 d5 32. Nxe5 Qb7 33. Nxf7 dxe4 34. Nxh6+ gxh6 35. Re3 Nd5 36. Qg4+ Kh8 37. Rxe4 Nc3 38. Qxe6 Nxe4 39. Qxe4 Qd7 40. Nf3 1-0

[Event "NED-ch U16"]
[Site "Leiden"]
[Date "2000.05.02"]
[Round "2"]
[White "Van Duijvenbode, Harrie"]
[Black "Kodentsov, Grigori"]
[Result "1/2-1/2"]
[ECO "C15"]
[PlyCount "114"]
[EventDate "2000.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Nge2 dxe4 5. a3 Be7 6. Nxe4 Nc6 7. c3 Nf6 8. N2g3 Nd5 9. Bd3 f5 10. Ng5 Bxg5 11. Qh5+ g6 12. Qxg5 Qxg5 13. Bxg5 Nd8 14. 0-0-0 Nf7 15. Bd2 0-0 16. f4 Bd7 17. Ne2 Nf6 18. h3 Nd6 19. Ng1 Nde4 20. Bxe4 Nxe4 21. Be3 Ng3 22. Rh2 Bc6 23. Nf3 Bxf3 24. gxf3 Rfd8 25. Re1 Kf7 26. Bd2 Re8 27. Re5 c6 28. Kc2 Nh5 29. h4 Rad8 30. Rhe2 Rd5 31. Kd3 Nf6 32. b3 b6 33. Rxd5 exd5 34. Rxe8 Kxe8 35. a4 Kd7 36. b4 b5 37. a5 Nh5 38. Ke3 Ke6 39. Be1 Kf6 40. Bd2 Kg7 41. Kf2 Kh6 42. Kg2 Nf6 43. Kg3 Kh5 44. Kh3 h6 45. Kg3 Ne8 46. Bc1 Nc7 47. Bd2 Ne6 48. Be3 a6 49. Bd2 Nd8 50. Be3 Nf7 51. Bd2 Nd6 52. Be3 Nc4 53. Bc1 Nd6 54. Be3 Nf7 55. Bd2 Nd8 56. Be3 Ne6 57. Bd2 Nd8 1/2-1/2

[Event "NED-ch U16"]
[Site "Leiden"]
[Date "2000.05.02"]
[Round "3"]
[White "Van Eijk, Jasper"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "D32"]
[PlyCount "80"]
[EventDate "2000.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. Nf3 Nc6 5. cxd5 exd5 6. Bg5 Be7 7. Bxe7 Ngxe7 8. e3 c4 9. Be2 0-0 10. 0-0 Bf5 11. Nh4 Be6 12. b3 a6 13. bxc4 dxc4 14. Ne4 Nd5 15. Nf3 Bf5 16. Ng3 Nc3 17. Qd2 Nxe2+ 18. Nxe2 b5 19. Rfc1 Qa5 20. Qd1 Rfd8 21. a4 Qb6 22. Nh4 Bg4 23. Rab1 Na5 24. h3 Bh5 25. g4 Bg6 26. Nxg6 hxg6 27. axb5 axb5 28. Nc3 Nb3 29. Rxb3 cxb3 30. Qxb3 Rab8 31. Rb1 Qc6 32. Nxb5 Rd5 33. Qc3 Qf6 34. Qc4 Rdd8 35. Qf1 Rdc8 36. Nc3 Rxb1 37. Nxb1 Rc2 38. Na3 Ra2 39. Nc4 Qa6 40. Ne5 Ra1 0-1

[Event "NED-ch U16"]
[Site "Leiden"]
[Date "2000.05.01"]
[Round "1"]
[White "Edeling, Jeroen"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "B16"]
[PlyCount "128"]
[EventDate "2000.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 c6 6. Nf3 Bf5 7. Bd2 e6 8. Nd5 Qd8 9. Nxf6+ gxf6 10. Bf4 Bd6 11. Bg3 Qc7 12. Qe2 Nd7 13. Nh4 Bxg3 14. hxg3 0-0-0 15. Nxf5 Qa5+ 16. c3 Qxf5 17. 0-0-0 Nb6 18. Rh5 Qg6 19. Bd3 f5 20. Rdh1 Nd5 21. Kb1 Qg7 22. Rh6 Rd7 23. Bc2 Re7 24. c4 Nb6 25. Bxf5 Qxd4 26. Rxh7 Rxh7 27. Bxh7 Nxc4 28. Rh4 Nd2+ 29. Kc2 Qc5+ 30. Kxd2 f5 31. Qe3 Rd7+ 32. Ke1 Qc2 33. Rd4 Qb1+ 34. Ke2 Qxb2+ 35. Rd2 Qb5+ 36. Kf3 Rxh7 37. Qxe6+ Kc7 38. Qd6+ Kb6 39. Rd4 a5 40. Rd3 Ka6 41. Qd8 Qc4 42. Qa8+ Kb5 43. Rb3+ Ka4 44. Qe8 Rd7 45. Qe5 Qg4+ 46. Ke3 Rd5 47. Qf4+ Qxf4+ 48. Kxf4 b5 49. Rb2 c5 50. g4 fxg4 51. Kxg4 c4 52. f4 c3 53. Rc2 b4 54. f5 Rd2 55. Rc1 Rxg2+ 56. Kf3 Rg8 57. Ke3 Ka3 58. Rc2 a4 59. Kd3 Rf8 60. Rf2 Rd8+ 61. Kc2 Rc8 62. Kb1 b3 63. axb3 axb3 64. f6 c2+ 0-1

[Event "NED U14 op"]
[Site "Hengelo"]
[Date "1999.08.14"]
[Round "9"]
[White "Broersen, Sjors"]
[Black "Van Duijvenbode, Harrie"]
[Result "1/2-1/2"]
[ECO "B01"]
[PlyCount "132"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nf3 Nf6 4. Be2 Bf5 5. Nc3 Qd8 6. 0-0 e6 7. a3 c6 8. d4 Bd6 9. Na2 Qc7 10. c4 0-0 11. h3 h6 12. Be3 Nbd7 13. Nc3 Rfd8 14. Qc1 Rac8 15. c5 Be7 16. Bf4 e5 17. dxe5 Nh5 18. Bh2 Nxc5 19. e6 Qb6 20. exf7+ Kf8 21. b4 Nd3 22. Qe3 Nf6 23. Qxb6 axb6 24. Na4 Nd5 25. g4 Bh7 26. Ne5 Nxe5 27. Bxe5 Bc2 28. Nb2 Kxf7 29. Rac1 Bb3 30. Bf3 Ra8 31. Ra1 Bf6 32. Bxf6 Nxf6 33. Bd1 Bxd1 34. Rfxd1 Rxd1+ 35. Nxd1 Nd5 36. b5 c5 37. Kg2 g5 38. Kg3 Nb4 39. Ne3 Ra4 40. Kg2 Nd3 41. Ra2 Ke6 42. Nf5 Nf4+ 43. Kg3 c4 44. Nxh6 c3 45. Nf5 Nd5 46. h4 gxh4+ 47. Kxh4 Kf6 48. Ng3 Ke6 49. Ne2 Rc4 50. Rc2 Rc5 51. f4 Rxb5 52. f5+ Kf7 53. Rc1 Rc5 54. g5 c2 55. Kh5 Ne3 56. Nd4 Rd5 57. Nxc2 Rc5 58. f6 Kf8 59. Rb1 Nxc2 60. Rxb6 Nd4 61. Kh6 Nf5+ 62. Kg6 Nh4+ 63. Kh5 Rc4 64. Kh6 Nf5+ 65. Kh5 Ng3+ 66. Kh6 Nf5+ 1/2-1/2

[Event "NED U14 op"]
[Site "Hengelo"]
[Date "1999.08.13"]
[Round "8"]
[White "Sminia, Jelmer"]
[Black "Van Duijvenbode, Harrie"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "39"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 c6 6. Bd2 Bf5 7. Bc4 e6 8. 0-0 Qc7 9. Nh4 Bg6 10. Ne2 Bd6 11. f4 Bh5 12. Nf3 Nbd7 13. Bd3 Bg6 14. Bxg6 hxg6 15. Ne5 Ne4 16. Be3 0-0-0 17. Nxf7 Ndf6 18. Nxh8 Rxh8 19. h3 Nd5 20. Qd3 1-0

[Event "NED U14 op"]
[Site "Hengelo"]
[Date "1999.08.13"]
[Round "7"]
[White "Van Duijvenbode, Harrie"]
[Black "Hummel, Erik Jan"]
[Result "1-0"]
[ECO "C10"]
[PlyCount "67"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Be7 5. Nf3 Nf6 6. Bd3 Nbd7 7. Nxf6+ Nxf6 8. Ne5 0-0 9. 0-0 c5 10. dxc5 Bxc5 11. Bg5 h6 12. Bh4 Bd4 13. Ng4 Bxb2 14. Rb1 Bc3 15. Rb3 Bd4 16. Rb4 Kh8 17. Qf3 g5 18. Bxg5 hxg5 19. Qh3+ Kg8 20. Nxf6+ Kg7 21. Nh5+ Kg8 22. Rd1 f5 23. Be2 e5 24. Qb3+ Kh8 25. c3 a5 26. Rb5 Bd7 27. Rxb7 Qc8 28. cxd4 Ba4 29. Qb6 Qc6 30. Qxc6 Bxc6 31. Rc7 Ba4 32. Rb1 Rab8 33. Rxb8 Rxb8 34. Nf6 1-0

[Event "NED U14 op"]
[Site "Hengelo"]
[Date "1999.08.12"]
[Round "6"]
[White "Mazajchik, Tim"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "114"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 c6 6. Qe2 Bf5 7. Nf3 e6 8. Bd2 Bb4 9. 0-0 0-0 10. a3 Bd6 11. Ne4 Qd8 12. Nxd6 Qxd6 13. Bb4 Qf4 14. Bxf8 Kxf8 15. Rfe1 Nbd7 16. Bd3 Bg4 17. Qe3 Qd6 18. Ne5 Bh5 19. f4 Bg6 20. Bxg6 hxg6 21. c3 Nb6 22. Rad1 Qd5 23. Qf3 Qb5 24. Rd2 Nc4 25. Nxc4 Qxc4 26. Qe2 b5 27. Qf3 Nd5 28. g4 Ne7 29. Rde2 Rd8 30. Rf2 Rd6 31. Qh3 Rd5 32. Ref1 Qb3 33. Rg2 Kg8 34. Qh4 Rd7 35. f5 gxf5 36. gxf5 Nxf5 37. Qg5 g6 38. h4 Ng7 39. h5 Rd5 40. Qf6 Rf5 41. Qd8+ Kh7 42. hxg6+ fxg6 43. Rxf5 exf5 44. Qh4+ Nh5 45. Qg5 Qe6 46. b3 Qe1+ 47. Kh2 Qe6 48. c4 bxc4 49. bxc4 Qd6+ 50. Kh1 Qe6 51. Qc1 Qe4 52. Qd2 Nf4 53. d5 cxd5 54. cxd5 Qxg2+ 55. Qxg2 Nxg2 56. Kxg2 Kg7 57. Kf3 Kf6 0-1

[Event "NED U14 op"]
[Site "Hengelo"]
[Date "1999.08.11"]
[Round "4"]
[White "Hemmer, Anne Fleur"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "C30"]
[PlyCount "72"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d5 2. f3 dxe4 3. fxe4 e5 4. Nf3 Bg4 5. Be2 Nd7 6. d3 Bc5 7. Nc3 Ngf6 8. Bg5 h6 9. Bh4 c6 10. Qd2 Bxf3 11. Bxf3 Nxe4 12. Nxe4 Qxh4+ 13. g3 Qe7 14. Rf1 0-0-0 15. 0-0-0 Kb8 16. Kb1 f6 17. Bg4 Nb6 18. Bf5 Nc4 19. Qe2 Ne3 20. Rde1 Nxf1 21. Rxf1 Bb6 22. Qd2 Rd5 23. a3 Rf8 24. Bg6 Rfd8 25. h4 c5 26. Nc3 Rd4 27. Ne4 Qc7 28. Nc3 a6 29. Rf3 Ba5 30. Kc1 c4 31. Qe2 cxd3 32. cxd3 Bxc3 33. bxc3 Qxc3+ 34. Qc2 Qxa3+ 35. Kd1 e4 36. Rf1 Rxd3+ 0-1

[Event "NED U14 op"]
[Site "Hengelo"]
[Date "1999.08.11"]
[Round "5"]
[White "Van Duijvenbode, Harrie"]
[Black "Van Eijk, Sander"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "131"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nd5 Nb4 6. Nxd4 Nbxd5 7. exd5 d6 8. c4 Be7 9. Bd3 0-0 10. 0-0 Re8 11. Nf5 Bxf5 12. Bxf5 Bf8 13. Qb3 Rb8 14. Be3 b6 15. Bg5 Re5 16. Bxf6 Qxf6 17. Bd7 Qe7 18. Bc6 g6 19. Qd1 Bg7 20. Rc1 Rh5 21. b3 Qe5 22. f4 Qd4+ 23. Qxd4 Bxd4+ 24. Kh1 g5 25. Rcd1 Bc3 26. Rd3 Bf6 27. g4 Rh4 28. h3 gxf4 29. Rxf4 Be5 30. Rf5 Rh6 31. Kg2 Rf6 32. Rxf6 Bxf6 33. Kf3 Be5 34. Ke4 Rf8 35. b4 f6 36. b5 Bb2 37. Kf5 Kg7 38. Re3 Be5 39. Rb3 Rf7 40. Bb7 Re7 41. Bc8 Bd4 42. Be6 Bc5 43. Rg3 h6 44. Rf3 Re8 45. h4 Rf8 46. Rf1 Bd4 47. Rd1 Bc5 48. Re1 Bf2 49. Re2 Bd4 50. Bd7 Be5 51. Re3 Bb2 52. Be8 Be5 53. Bg6 Rd8 54. Ra3 Ra8 55. h5 Bb2 56. Ra6 Kf8 57. Ke6 Bd4 58. Kd7 Bc5 59. Bf5 Re8 60. Be6 Ra8 61. Kc6 Re8 62. Rxa7 Rxe6 63. dxe6 Ke7 64. Kd5 Kd8 65. Ra8+ Ke7 66. Rc8 1-0

[Event "NED U14 op"]
[Site "Hengelo"]
[Date "1999.08.10"]
[Round "2"]
[White "Huijgens, Mark"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "56"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bd3 c6 6. Nge2 Bg4 7. f3 Bh5 8. Bd2 Nbd7 9. Ne4 Qb6 10. Bc3 Nd5 11. Qd2 Nxc3 12. Qxc3 e6 13. a3 Be7 14. Nf4 Bg6 15. Nxg6 hxg6 16. 0-0-0 Nf6 17. Rhe1 Nd5 18. Qb3 Qxb3 19. cxb3 Rxh2 20. Rh1 Rh6 21. Rxh6 gxh6 22. Rh1 h5 23. g4 Nf4 24. Kd2 0-0-0 25. Ke3 Nd5+ 26. Kd2 h4 27. g5 Rh8 28. Nf2 Bxg5+ 0-1

[Event "NED U14 op"]
[Site "Hengelo"]
[Date "1999.08.10"]
[Round "3"]
[White "Van Duijvenbode, Harrie"]
[Black "Michielsen, Joost"]
[Result "1/2-1/2"]
[ECO "B40"]
[PlyCount "56"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nxc6 bxc6 7. 0-0 d5 8. e5 Nd7 9. Re1 Be7 10. Qg4 Bf8 11. Nd2 Nc5 12. Nf3 Nxd3 13. cxd3 c5 14. d4 cxd4 15. Nxd4 h5 16. Qd1 Bc5 17. Nb3 Be7 18. Be3 Bb7 19. Rc1 h4 20. Qg4 Kf8 21. Nc5 Bxc5 22. Bxc5+ Kg8 23. Qb4 Qd7 24. Bd6 Rc8 25. h3 Rh6 26. Qd4 Rc4 27. Rxc4 dxc4 28. Qc3 Rg6 1/2-1/2

[Event "NED U14 op"]
[Site "Hengelo"]
[Date "1999.08.09"]
[Round "1"]
[White "Van Duijvenbode, Harrie"]
[Black "Jacobs, Jos"]
[Result "1-0"]
[ECO "C46"]
[PlyCount "65"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Nxe5 Bxf2+ 5. Kxf2 Nxe5 6. d4 Ng6 7. Bc4 d6 8. Rf1 Qh4+ 9. Kg1 Nf6 10. Qe1 Qh5 11. Be2 Qa5 12. Bd2 Qb6 13. Qf2 0-0 14. Bg5 Ng4 15. Bxg4 Bxg4 16. Nd5 Qa5 17. Ne7+ Nxe7 18. Bxe7 Rfe8 19. Qxf7+ Kh8 20. d5 Qc5+ 21. Rf2 Qd4 22. Raf1 Be2 23. c3 Qb6 24. Re1 Bh5 25. Qe6 h6 26. h3 Rf8 27. Bh4 Rf7 28. g4 Raf8 29. Ref1 Rf4 30. Bg3 Bf7 31. Qe7 Bg6 32. Bxf4 Rxf4 33. Kg2 1-0

[Event "Haarlem AKN op 08th"]
[Site "Haarlem"]
[Date "1999.07.04"]
[Round "6"]
[White "Den Hollander, Gerard"]
[Black "Van Duijvenbode, Harrie"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "91"]
[EventDate "1999.07.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. d4 Nf6 4. Nf3 Bg4 5. Be2 e6 6. c3 c5 7. h3 Bh5 8. c4 Qd8 9. Be3 Nc6 10. dxc5 Qa5+ 11. Qd2 Qxd2+ 12. Nfxd2 Nb4 13. Na3 Bxe2 14. Kxe2 a6 15. Rhc1 0-0-0 16. Rc3 Be7 17. Nc2 Nxc2 18. Rxc2 Rd7 19. b4 Rhd8 20. a4 Rd3 21. Raa2 h6 22. Rcb2 Ne8 23. b5 Bf6 24. Rb3 Rxb3 25. Nxb3 Bg5 26. Bxg5 hxg5 27. Rd2 e5 28. Rxd8+ Kxd8 29. Na5 Kc8 30. c6 b6 31. Nb7 a5 32. c5 Kc7 33. cxb6+ Kxb6 34. g4 g6 35. Kd3 f5 36. f3 Nc7 37. Nd6 Ne6 38. Nc4+ Kc7 39. Nxe5 Nc5+ 40. Kd4 Nxa4 41. Nc4 f4 42. Nxa5 Nb2 43. Nc4 Na4 44. Kd5 Nc3+ 45. Kc5 Ne2 46. b6+ 1-0

[Event "Haarlem AKN op 08th"]
[Site "Haarlem"]
[Date "1999.07.04"]
[Round "5"]
[White "Van Duijvenbode, Harrie"]
[Black "Vroombout, Enrico"]
[Result "0-1"]
[ECO "B86"]
[BlackElo "2141"]
[PlyCount "50"]
[EventDate "1999.07.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Nbd7 8. 0-0 Nc5 9. f3 Be7 10. Be3 0-0 11. Qd2 Qc7 12. Rad1 b5 13. a3 Nxb3 14. Nxb3 Nd7 15. Qf2 Rb8 16. Qg3 Re8 17. f4 b4 18. axb4 Rxb4 19. f5 Nf6 20. Bd4 e5 21. Be3 Bb7 22. Nd5 Bxd5 23. Bh6 Bf8 24. Rxd5 Rxe4 25. Qd3 gxh6 0-1

[Event "Haarlem AKN op 08th"]
[Site "Haarlem"]
[Date "1999.07.02"]
[Round "2"]
[White "Van Duijvenbode, Harrie"]
[Black "Wu, Sai Wah"]
[Result "1/2-1/2"]
[ECO "B02"]
[PlyCount "38"]
[EventDate "1999.07.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. e5 d4 4. exf6 dxc3 5. fxg7 cxd2+ 6. Qxd2 Qxd2+ 7. Bxd2 Bxg7 8. 0-0-0 Nc6 9. Bb5 Bd7 10. Nf3 0-0-0 11. Rhe1 e6 12. c3 a6 13. Ba4 Na5 14. Bxd7+ Rxd7 15. Bg5 Rxd1+ 16. Rxd1 f6 17. Bf4 e5 18. Bg3 Nc4 19. Kc2 Rd8 1/2-1/2

[Event "Haarlem AKN op 08th"]
[Site "Haarlem"]
[Date "1999.07.02"]
[Round "1"]
[White "Van Kooten, Luuk"]
[Black "Van Duijvenbode, Harrie"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "2331"]
[PlyCount "53"]
[EventDate "1999.07.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. 0-0 Be7 8. Nc3 0-0 9. dxc5 d4 10. Na4 Bf5 11. Ne1 Be4 12. Bxe4 Nxe4 13. Qc2 Qd5 14. Nd3 g5 15. f3 Nf6 16. b4 Qf5 17. Nab2 Nd5 18. Bd2 Rae8 19. Nc4 Qh3 20. Rae1 Bd8 21. b5 Bc7 22. Nf2 Qh5 23. bxc6 Re6 24. Qf5 bxc6 25. Ne4 Kh8 26. Qxg5 Rh6 27. Qxh6 1-0

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1999.05.08"]
[Round "9"]
[White "Van Duijvenbode, Harrie"]
[Black "Wolbers, Esther"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "61"]
[EventDate "1999.05.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nd5 Bc5 6. Bg5 Be7 7. Bf4 Nxd5 8. exd5 Nb4 9. Bc4 b6 10. a3 Na6 11. Nxd4 Bc5 12. 0-0 0-0 13. Nf3 Bb7 14. Qd3 Nb8 15. Ng5 g6 16. Nxh7 Kxh7 17. Qh3+ Kg8 18. Be5 f6 19. d6+ Kg7 20. dxc7 Qe8 21. cxb8Q Rxb8 22. Bxb8 Qxb8 23. Qxd7+ Kh8 24. Qh3+ Kg7 25. Rad1 Bc6 26. Bd5 Bxd5 27. Rxd5 Rf7 28. Rd7 Rxd7 29. Qxd7+ Kh6 30. Rd1 Qf4 31. Qd2 1-0

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1999.05.07"]
[Round "7"]
[White "De Wind, Joris"]
[Black "Van Duijvenbode, Harrie"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "47"]
[EventDate "1999.05.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 c6 6. Nf3 Bf5 7. Bd2 e6 8. Nd5 Qd8 9. Nxf6+ Qxf6 10. Qe2 Bg4 11. d5 Bxf3 12. gxf3 cxd5 13. Bxd5 Qxb2 14. 0-0 Nc6 15. Rab1 Qxc2 16. Rxb7 Bd6 17. Be4 Nd4 18. Qe3 Qa4 19. Bb4 Rd8 20. Qxd4 Bxh2+ 21. Kxh2 Rxd4 22. Rc1 Qxb4 23. Rc8+ Rd8 24. Bc6+ 1-0

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1999.05.07"]
[Round "8"]
[White "Van den Berg, Harmen"]
[Black "Van Duijvenbode, Harrie"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "51"]
[EventDate "1999.05.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. d4 c6 6. Bf4 Bf5 7. Nf3 e6 8. a3 Ne4 9. Bd2 Nxd2 10. Qxd2 Nd7 11. 0-0 Qc7 12. Rfe1 0-0-0 13. b4 a6 14. Bd3 Bg6 15. Ne4 Kb8 16. c4 e5 17. Neg5 Bh5 18. Nxe5 Nxe5 19. Rxe5 Rxd4 20. Re4 Qd7 21. Qf4+ Bd6 22. Rxd4 Bxf4 23. Rxd7 Bxg5 24. Re1 Kc8 25. Bf5 Bg6 26. Rxf7+ 1-0

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1999.05.06"]
[Round "6"]
[White "Van Duijvenbode, Harrie"]
[Black "Tan, Kevin"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "74"]
[EventDate "1999.05.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. c5 Nd5 5. Bc4 e6 6. Nc3 Nxc3 7. bxc3 d6 8. cxd6 cxd6 9. exd6 Bxd6 10. Nf3 Nc6 11. d4 Qc7 12. Qc2 Bd7 13. Bd3 Rc8 14. a3 Na5 15. Be2 b6 16. Bb2 Nc4 17. Bc1 b5 18. 0-0 Qa5 19. Bxc4 Rxc4 20. Bb2 Bc6 21. Ne5 Bxe5 22. dxe5 Rg4 23. f3 Qb6+ 24. Qf2 Bxf3 25. Qxb6 Rxg2+ 26. Kh1 Rxb2+ 27. Rxf3 axb6 28. Rd3 0-0 29. Rd6 Rb8 30. Rd7 Re2 31. Rf1 Rf8 32. Rb7 Rxe5 33. Rxb6 Rc5 34. Rf3 Rfc8 35. Rb7 f6 36. Rg3 R8c7 37. Rb6 Kf7 0-1

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1999.05.05"]
[Round "4"]
[White "Muhren, Bianca"]
[Black "Van Duijvenbode, Harrie"]
[Result "1/2-1/2"]
[ECO "D00"]
[PlyCount "81"]
[EventDate "1999.05.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 Nf6 3. Bxf6 exf6 4. Nf3 Bf5 5. e3 c6 6. Nbd2 Nd7 7. c4 dxc4 8. Bxc4 Bb4 9. Bxf7+ Kxf7 10. Qb3+ Be6 11. Qxb4 Nb6 12. 0-0 Re8 13. e4 Kg8 14. Rfe1 Qd7 15. Nb3 Bf7 16. Nc5 Qc7 17. Rad1 a5 18. Qc3 Nd7 19. b3 Rad8 20. Nxd7 Rxd7 21. e5 fxe5 22. Nxe5 Rde7 23. Nxf7 Rxe1+ 24. Rxe1 Rxe1+ 25. Qxe1 Kxf7 26. h3 Qd6 27. Qe5 Qb4 28. Qh5+ Kf6 29. Qe5+ Kf7 30. g3 h6 31. Kg2 Kg8 32. Qc5 Qd2 33. Qc4+ Kh8 34. a3 Qg5 35. Qf7 Qb5 36. Qf8+ Kh7 37. Qf7 Qb6 38. Qc4 Qd8 39. Qd3+ Kh8 40. Qe4 Kg8 41. Qe6+ 1/2-1/2

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1999.05.05"]
[Round "5"]
[White "Van Duijvenbode, Harrie"]
[Black "Erwich, Marc"]
[Result "0-1"]
[ECO "C47"]
[BlackElo "2059"]
[PlyCount "60"]
[EventDate "1999.05.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nd5 Be7 6. Nxd4 Nxd4 7. Qxd4 Nxd5 8. exd5 0-0 9. Bd3 Bf6 10. Qb4 Re8+ 11. Be3 a5 12. Qa3 d6 13. 0-0 Bd7 14. Rad1 Be5 15. Be2 Qh4 16. f4 Bf6 17. g3 Qh3 18. Qd3 Bf5 19. Qd2 Bxb2 20. Rb1 Ba3 21. Rb3 Rxe3 22. Rxe3 Bc5 23. Bd3 Bxd3 24. Qxd3 Re8 25. Rfe1 h5 26. Qc3 Rxe3 27. Rxe3 h4 28. Qe1 hxg3 29. hxg3 Qf5 30. c4 Qd3 0-1

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1999.05.04"]
[Round "3"]
[White "Hummel, Erik Jan"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "124"]
[EventDate "1999.05.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. Nf3 c6 6. Qe2 Bf5 7. Ne5 e6 8. g4 Bg6 9. h4 Bb4 10. h5 Bxc3 11. bxc3 Be4 12. Nf3 Qc5 13. d3 Bd5 14. g5 Nfd7 15. h6 g6 16. Be3 Qe7 17. Bxd5 cxd5 18. Rb1 b6 19. Nh2 Nc6 20. Kd2 Qd6 21. Ng4 Ne7 22. Bd4 Rg8 23. Be5 Nxe5 24. Nxe5 Nc6 25. f4 Qc7 26. Rhf1 0-0-0 27. a4 Kb7 28. Rb5 Rc8 29. Nxc6 Qxc6 30. Qe5 Rgd8 31. Qd4 a6 32. Rb4 Rd6 33. Kd1 Rd7 34. a5 b5 35. Qg7 f5 36. Qf6 Rd6 37. Re1 Re8 38. Qd4 Kc7 39. Kc1 Kd7 40. Rb3 Qc7 41. Ra3 Rc6 42. Qg7+ Re7 43. Qd4 Qd6 44. Ra1 Qc5 45. Re5 Qxd4 46. cxd4 Ke8 47. Kb2 Rec7 48. Rc1 Ke7 49. Kb3 Rc3+ 50. Kb2 Kd7 51. Re2 R7c6 52. Ra1 Rc7 53. Rae1 R7c6 54. Ra1 Rc7 55. Rb1 R7c6 56. Rbe1 b4 57. Ra1 b3 58. Ra3 bxc2 59. Rxc3 Rxc3 60. Rxc2 Rxc2+ 61. Kxc2 Kc6 62. Kb3 Kb5 0-1

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1999.05.04"]
[Round "2"]
[White "Van Duijvenbode, Harrie"]
[Black "Ruygrok, Dennis"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "43"]
[EventDate "1999.05.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nd5 Nb4 6. Nxd4 Nbxd5 7. exd5 Nxd5 8. Nf5 Ne7 9. Bg5 f6 10. Bxf6 gxf6 11. Qh5+ Ng6 12. 0-0-0 d5 13. Nh4 Bg7 14. Rxd5 Qe7 15. Bd3 Bd7 16. Bxg6+ hxg6 17. Qxg6+ Kf8 18. Qg3 Be8 19. Nf5 Qf7 20. Rc5 Bc6 21. Re1 Rg8 22. Qa3 1-0

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1999.05.03"]
[Round "1"]
[White "Van Elteren, Hugo"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "150"]
[EventDate "1999.05.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. d3 c6 6. Be2 Bf5 7. 0-0 e6 8. Bf4 Nbd7 9. a3 Be7 10. h3 0-0 11. Nh4 Bg6 12. Nxg6 hxg6 13. Bf3 Nd5 14. Nxd5 cxd5 15. Re1 Bf6 16. b4 Qa4 17. Ra2 Bc3 18. Bd2 Rac8 19. Qe2 Rc7 20. Rb1 Bxd2 21. Qxd2 Rfc8 22. Bd1 Rc3 23. Rb3 d4 24. f4 Qc6 25. Qf2 Qd6 26. Qf3 R8c7 27. g3 Nb6 28. Rxc3 dxc3 29. Qe4 Qd5 30. Qxd5 exd5 31. Bf3 d4 32. Ra1 Re7 33. Kf2 Nc8 34. g4 Nd6 35. a4 a6 36. Re1 Rxe1 37. Kxe1 Kf8 38. Bd5 Ke7 39. Ke2 Kd7 40. Kf3 Kc7 41. Ke2 Kb6 42. Kd1 a5 43. b5 Kc5 44. Bb3 b6 45. Kc1 f6 46. Kb1 Kb4 47. g5 Nf5 48. Bf7 fxg5 49. fxg5 Nh4 50. Bd5 Kxa4 51. Bc6 Kb4 52. Ka2 Nf5 53. Be8 Ne7 54. Bd7 Nd5 55. Kb1 Nf4 56. Ka2 a4 57. Kb1 a3 58. h4 Ng2 59. Be8 Nxh4 60. Bc6 Nf5 61. Be8 Nd6 62. Bxg6 Nxb5 63. Bf7 Nd6 64. Be6 b5 65. Ka2 Ne8 66. g6 Nf6 67. Bf7 Nh5 68. Be6 Nf4 69. Bf7 Nxd3 70. Kb1 Ne5 71. Be8 Kc5 72. Bf7 b4 73. Be8 Kd6 74. Ka2 d3 75. cxd3 c2 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Bouwhuis, Jana"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "100"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. d4 c6 6. Bd2 Bf5 7. Ne4 Qc7 8. Nxf6+ gxf6 9. Bc4 e6 10. a3 Nd7 11. Be3 Nb6 12. Ba2 Nd5 13. Qd2 Nxe3 14. fxe3 0-0-0 15. 0-0-0 Kb8 16. Nh4 Be4 17. Qf2 f5 18. Nf3 h6 19. h3 b5 20. Nd2 Bd5 21. Bxd5 cxd5 22. Nb3 b4 23. axb4 Bxb4 24. Qe2 Rc8 25. Kb1 Qc4 26. Qxc4 dxc4 27. Nc1 Rcg8 28. c3 Bd6 29. Rd2 Rg3 30. Re2 Rhg8 31. Rg1 Rxh3 32. gxh3 Rxg1 33. Rf2 Rg3 34. h4 Rxe3 35. Rg2 Rg3 36. Rxg3 Bxg3 37. h5 Kc7 38. Kc2 Kd6 39. Ne2 f4 40. Kd2 f5 41. Ng1 Kd5 42. Nf3 Kd6 43. Ke2 Kd5 44. Ne5 a5 45. Nf3 a4 46. Kd2 Bf2 47. Ne5 Be3+ 48. Ke2 Bc1 49. Nf7 Bxb2 50. Nxh6 Bxc3 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Chan, Chung Hong"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "D03"]
[PlyCount "123"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 e6 4. Nbd2 c5 5. e3 Nc6 6. c3 Bd7 7. Bd3 c4 8. Bc2 Be7 9. 0-0 h6 10. Bh4 0-0 11. Ne5 Nxe5 12. dxe5 Ne8 13. Bxe7 Qxe7 14. f4 b5 15. Qe2 Nc7 16. e4 Rae8 17. Kh1 Bc6 18. Nf3 dxe4 19. Bxe4 Bxe4 20. Qxe4 Nd5 21. a3 Qc5 22. Nd4 a5 23. Qf3 Rb8 24. f5 exf5 25. Nxf5 Ne7 26. Qg4 Nxf5 27. Rxf5 Qe3 28. Qf3 Qxf3 29. Rxf3 Rfe8 30. Re3 Re6 31. Rd1 Rbb6 32. Kg1 Kf8 33. Rd8+ Ke7 34. Ra8 Ra6 35. Rb8 Reb6 36. Rg8 Rg6 37. Rb8 Rgb6 38. Rg8 g6 39. Rh8 b4 40. axb4 axb4 41. Rxh6 Ra2 42. Rh4 bxc3 43. Rxc3 Rbxb2 44. Rhxc4 Rxg2+ 45. Kf1 Rxh2 46. Kg1 Rhe2 47. Rf4 Ra1+ 48. Rf1 Rxf1+ 49. Kxf1 Rxe5 50. Kf2 f5 51. Kf3 Kf6 52. Ra3 g5 53. Ra6+ Re6 54. Ra1 g4+ 55. Kg3 Re3+ 56. Kg2 f4 57. Ra8 Re2+ 58. Kf1 f3 59. Rh8 Kg5 60. Rf8 Kh4 61. Rf7 Kg3 62. Rf8 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "De Wind, Joris"]
[Black "Van Duijvenbode, Harrie"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "43"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 c6 6. Nf3 Bf5 7. Bd2 e6 8. Nd5 Qd8 9. Nxf6+ Qxf6 10. Qe2 Nd7 11. d5 cxd5 12. Bxd5 Qxb2 13. 0-0 Rb8 14. Rab1 Qa3 15. Rxb7 Rxb7 16. Bxb7 Bb4 17. Bc6 Ke7 18. Bxd7 Bxd2 19. Qxd2 Rd8 20. Qg5+ f6 21. Qxg7+ Kd6 22. Rd1+ 1-0

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1998.??.??"]
[Round "?"]
[White "Den Heeten, Djurre"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "78"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 c6 6. Bc4 Bf5 7. Ne5 e6 8. g4 Bg6 9. h4 Nbd7 10. Nxd7 Nxd7 11. h5 Be4 12. Rh3 Bd5 13. Bxd5 cxd5 14. Bd2 Qb6 15. Rd3 Be7 16. g5 a6 17. f4 g6 18. h6 Qc7 19. Qe2 Nb6 20. b3 Rc8 21. a4 0-0 22. Ra2 Nd7 23. Kf1 Nb8 24. Nd1 Nc6 25. c3 Bd6 26. Rf3 Ne7 27. Qf2 Nf5 28. Ne3 Nxe3+ 29. Qxe3 Qb6 30. Rb2 Qc7 31. Kg2 b5 32. Ra2 Ra8 33. Qe2 Qb6 34. a5 Qc7 35. Rf1 Rfc8 36. Kg3 Qe7 37. Kg4 Rc6 38. Rc2 Rac8 39. Rfc1 Qc7 0-1

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1998.??.??"]
[Round "?"]
[White "Erwich, Marc"]
[Black "Van Duijvenbode, Harrie"]
[Result "1/2-1/2"]
[ECO "B01"]
[PlyCount "69"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 c6 6. Bf4 Bf5 7. Be2 e6 8. 0-0 Bb4 9. Bd2 0-0 10. a3 Bxc3 11. Bxc3 Qc7 12. Nh4 Bg6 13. Nxg6 hxg6 14. Bf3 Nbd7 15. Qe2 Qb6 16. Rad1 Nd5 17. Bxd5 cxd5 18. Rd3 Nf6 19. Rh3 Ne4 20. Qg4 Nxc3 21. bxc3 Qd8 22. Rh4 f5 23. Qh3 Kf7 24. Rh7 Rh8 25. Rxh8 Qxh8 26. Qe3 Qb8 27. h4 Qd6 28. Re1 Re8 29. Qg5 Rh8 30. Rb1 b6 31. Rb3 Rh5 32. Qg3 Qxg3 33. fxg3 Rh8 34. Kf2 Rc8 35. Ke3 1/2-1/2

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1998.??.??"]
[Round "?"]
[White "Smeets, Jan"]
[Black "Van Duijvenbode, Harrie"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "31"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. Be2 Bf5 6. b4 Qb6 7. 0-0 c6 8. Rb1 a6 9. d4 e6 10. Bf4 Nd5 11. Nxd5 exd5 12. Bd3 Be6 13. Ng5 Nd7 14. Nxe6 fxe6 15. Qh5+ Ke7 16. Rfe1 1-0

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1998.??.??"]
[Round "?"]
[White "Spanhoff, Frederik"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "52"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d5 2. d4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Qxf3 c6 6. Bd3 Bg4 7. Qf2 e6 8. h3 Bh5 9. g4 Bg6 10. Bxg6 hxg6 11. Nf3 Nxg4 12. Qg3 Nf6 13. Bg5 Bd6 14. Ne5 Qc7 15. 0-0-0 Nbd7 16. Rhe1 Nd5 17. Nxd5 cxd5 18. Rd2 Nf6 19. Qd3 Ne4 20. Qb5+ Kf8 21. Rf1 Bxe5 22. dxe5 Nxd2 23. Qb4+ Kg8 24. Kxd2 Rxh3 25. Qf4 Rh5 26. Bh4 Rf5 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Van Duijvenbode, Harrie"]
[Black "Bonte, Holger"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "55"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nd5 Nxd5 6. exd5 Ne7 7. Qxd4 d6 8. Bg5 h6 9. Bh4 Bf5 10. 0-0-0 Qd7 11. Bxe7 Bxe7 12. Qxg7 0-0-0 13. Qd4 b6 14. Ba6+ Kb8 15. Qc4 Rhg8 16. Nd4 Rde8 17. Nxf5 Bg5+ 18. f4 Bf6 19. Nxh6 Rxg2 20. Bb5 Qe7 21. Bxe8 Qxe8 22. Rhe1 Qh8 23. Qc6 Bxb2+ 24. Kb1 Be5 25. fxe5 dxe5 26. d6 Qc8 27. d7 Qd8 28. Rxe5 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Van Duijvenbode, Harrie"]
[Black "Broersen, Sjors"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "51"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 c5 5. c3 Nc6 6. Ne2 Nf6 7. 0-0 Bd6 8. dxc5 Bxc5 9. Bg5 0-0 10. Nd2 h6 11. Bh4 Bg4 12. Nb3 Bd6 13. f3 Bh5 14. Ng3 Bg6 15. Bxg6 fxg6 16. Bxf6 Rxf6 17. Qxd5+ Kh7 18. Kh1 Qc7 19. Ne4 Ne7 20. Nxf6+ gxf6 21. Qf7+ Kh8 22. Qxf6+ Kh7 23. Qf7+ Kh8 24. Nd4 Rg8 25. Qf6+ Kh7 26. Nb5 1-0

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1998.??.??"]
[Round "?"]
[White "Van Duijvenbode, Harrie"]
[Black "Chung, H."]
[Result "1-0"]
[ECO "C12"]
[PlyCount "49"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. exf6 hxg5 7. fxg7 Rg8 8. Qd3 Rxg7 9. 0-0-0 Nd7 10. h4 gxh4 11. Nf3 Nf6 12. Qb5+ Bd7 13. Qxb4 a5 14. Qb3 b6 15. Ne5 Ng4 16. Nxg4 Rxg4 17. Ne2 b5 18. Qe3 b4 19. Qh6 Rg8 20. Qxh4 Qb8 21. Qf6 Rf8 22. Rh8 Qb7 23. Rxf8+ Kxf8 24. Nf4 Ke8 25. Bd3 1-0

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1998.??.??"]
[Round "?"]
[White "Van Duijvenbode, Harrie"]
[Black "Erwich, Frank"]
[Result "1/2-1/2"]
[ECO "C47"]
[PlyCount "39"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. Nxe5 Qe7 6. Nxc6 Qxe4+ 7. Qe2 dxc6 8. Bd2 Bxc3 9. Bxc3 Bf5 10. 0-0-0 0-0-0 11. f3 Qd5 12. Qc4 Rhe8 13. Qa4 Kb8 14. Bc4 Qd7 15. Qb3 Nd5 16. Bxd5 cxd5 17. Rde1 c6 18. Qb4 Qc7 19. Rxe8 Rxe8 20. Re1 1/2-1/2

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1998.??.??"]
[Round "?"]
[White "Van Duijvenbode, Harrie"]
[Black "Koekoek, Arjen"]
[Result "1-0"]
[ECO "B21"]
[PlyCount "39"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Nf3 Nc6 6. Bc4 Bg4 7. Qb3 e6 8. Qxb7 Qc8 9. Ba6 Nce7 10. Nb5 Qxb7 11. Nxd6+ Kd7 12. Bxb7 Rb8 13. Nxf7 Rxb7 14. N3e5+ Kc7 15. Nxg4 h5 16. Nxh8 hxg4 17. Nf7 Ng6 18. 0-0 Nf6 19. Ng5 Kd7 20. b3 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Van Duijvenbode, Harrie"]
[Black "Muris, Paul"]
[Result "1/2-1/2"]
[ECO "C01"]
[PlyCount "38"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Ne2 Ne7 6. 0-0 0-0 7. Bf4 Bf5 8. Bxf5 Nxf5 9. c3 c6 10. Nd2 Qc7 11. Bxd6 Qxd6 12. Nf3 Nd7 13. Qd3 g6 14. Rfe1 Rfe8 15. Ng3 Nxg3 16. hxg3 Nf6 17. Rxe8+ Rxe8 18. Re1 Ne4 19. Nd2 f5 1/2-1/2

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1998.??.??"]
[Round "?"]
[White "Van Duijvenbode, Harrie"]
[Black "Ruygrok, Dennis"]
[Result "1/2-1/2"]
[ECO "C47"]
[PlyCount "130"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 d6 5. dxe5 Nxe5 6. Nxe5 dxe5 7. Qxd8+ Kxd8 8. Bg5 Be7 9. 0-0-0+ Bd7 10. Bc4 Rf8 11. Rd2 Ke8 12. Rhd1 Bc6 13. Bb5 a6 14. Bxc6+ bxc6 15. Bxf6 Bxf6 16. Rd7 Rc8 17. g3 Be7 18. R1d3 Bd6 19. f4 f6 20. f5 g6 21. Na4 a5 22. Nb6 cxb6 23. R7xd6 Rf7 24. Re6+ Kf8 25. Rdd6 Kg7 26. Rxc6 Rxc6 27. Rxc6 Rb7 28. g4 Rd7 29. Rc3 Rd4 30. Re3 gxf5 31. gxf5 Kh6 32. c3 Rd7 33. Kc2 Kg5 34. a4 Kf4 35. Re1 h5 36. b4 axb4 37. cxb4 Rd4 38. Kc3 h4 39. h3 Kg3 40. Re3+ Kf2 41. Rd3 Rxe4 42. Kb3 Rd4 43. Kc3 Rf4 44. Rd2+ Ke1 45. Ra2 Rxf5 46. a5 bxa5 47. bxa5 Rg5 48. a6 Rg8 49. a7 Ra8 50. Kd3 f5 51. Ke3 Kd1 52. Kd3 Kc1 53. Kc4 Kb1 54. Ra5 Kc2 55. Kd5 f4 56. Kxe5 f3 57. Kf4 f2 58. Ra2+ Kd3 59. Rxf2 Rxa7 60. Kg5 Ke3 61. Rf8 Ra4 62. Rf7 Re4 63. Rf1 Ra4 64. Rf5 Rd4 65. Rf6 Ra4 1/2-1/2

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Van Duijvenbode, Harrie"]
[Black "Van Dommelen, Martin"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "131"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nd5 Be7 6. Nxd4 Nxd5 7. exd5 Nxd4 8. Qxd4 0-0 9. Be3 Bf6 10. Qb4 a5 11. Qa3 Be7 12. Qa4 Bb4+ 13. c3 Be7 14. Bd3 Bg5 15. f4 Re8 16. Kd2 Bf6 17. g4 c6 18. g5 Be7 19. Qc2 g6 20. h4 d6 21. h5 Bxg5 22. hxg6 Rxe3 23. gxf7+ Kf8 24. Kxe3 Bg4 25. Raf1 h5 26. Kd2 Bf6 27. Kc1 a4 28. Rfg1 a3 29. Rxg4 axb2+ 30. Qxb2 hxg4 31. Qxb7 c5 32. Re1 Qa5 33. Qxa8+ Qxa8 34. Re8+ Qxe8 35. fxe8Q+ Kxe8 36. Kc2 g3 37. Be4 c4 38. a4 Kd7 39. Bg2 Kc7 40. a5 Kb7 41. Bf1 Bd8 42. a6+ Kxa6 43. Bxc4+ Kb6 44. Bf1 Kc5 45. Bg2 Kc4 46. Kd2 Bf6 47. Ke3 Kxc3 48. Kf3 Kc4 49. Kxg3 Kb5 50. Kg4 Kb6 51. Kf5 Bd4 52. Ke6 Kc7 53. f5 Kd8 54. Kxd6 Ke8 55. Ke6 Be3 56. Bf3 Bc5 57. Bh5+ Kd8 58. d6 Be3 59. d7 Bg5 60. Be8 Bf4 61. Kf7 Bd6 62. f6 Be5 63. Kg6 Bd6 64. f7 Bf8 65. Kh7 Ke7 66. Kh8 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Van Duijvenbode, Harrie"]
[Black "Van Weersel, Arlette"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "55"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nd5 Nxd5 6. exd5 Ne7 7. Qxd4 Ng6 8. Bd3 c5 9. Qc3 d6 10. 0-0 Bg4 11. Bxg6 hxg6 12. Re1+ Kd7 13. Ng5 Rh5 14. Qb3 Kc7 15. h3 Bd7 16. Ne4 g5 17. Qf3 g4 18. hxg4 Rh8 19. Bg5 f6 20. Bf4 Bb5 21. Nxc5 Kc8 22. Ne6 Qb6 23. b3 Kd7 24. c4 Ba6 25. g5 Be7 26. Be3 Qb4 27. Qf5 Ke8 28. Nc7+ 1-0

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1998.??.??"]
[Round "?"]
[White "Van Duijvenbode, Harrie"]
[Black "Werle, Jan"]
[Result "0-1"]
[ECO "B21"]
[BlackElo "2195"]
[PlyCount "58"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 Nf6 5. e5 dxe5 6. Nxe5 Nbd7 7. Nxd7 Bxd7 8. cxd4 Bc6 9. Nc3 e6 10. Bg5 Be7 11. Rc1 Qb6 12. Qd2 0-0 13. Be3 Ng4 14. Bd3 Bxg2 15. Rg1 Nxh2 16. Be2 Nf3+ 17. Bxf3 Bxf3 18. Bh6 g6 19. Bxf8 Bxf8 20. Rg3 Bc6 21. Rd3 Bg7 22. Rd1 Rd8 23. Ne2 Bb5 24. Rb3 Qc6 25. Qa5 Qh1+ 26. Kd2 Bh6+ 27. f4 Bxf4+ 28. Kc3 Qc6+ 29. Kb4 Bd6# 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Van den Oord, Pieter"]
[Black "Van Duijvenbode, Harrie"]
[Result "1/2-1/2"]
[ECO "E14"]
[PlyCount "97"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. b3 c5 4. e3 Nc6 5. d4 Nf6 6. Bb2 Be7 7. Bd3 0-0 8. Nbd2 b6 9. 0-0 Bb7 10. a3 Rc8 11. Qc2 h6 12. Rfe1 Bd6 13. Rad1 Qe7 14. dxc5 Bxc5 15. b4 Bd6 16. Qb3 Rfd8 17. Rc1 Nb8 18. Red1 Nbd7 19. Be2 Nf8 20. Ne5 N8d7 21. Ndf3 Nxe5 22. Nxe5 Nd7 23. Nxd7 Rxd7 24. Qc3 Qg5 25. h4 Qg6 26. Bh5 d4 27. Bxg6 dxc3 28. Bxc3 fxg6 29. Be5 Rcd8 30. Bxd6 Rxd6 31. Rxd6 Rxd6 32. Rc3 Rd1+ 33. Kh2 Rd2 34. Kg3 Rd7 35. f3 Kf7 36. Kf4 Kf6 37. g4 e5+ 38. Kg3 h5 39. f4 e4 40. c5 Rc7 41. Rc4 b5 42. Rd4 Bc6 43. Rd6+ Kf7 44. f5 gxf5 45. gxf5 Bb7 46. Kf4 Ke7 47. Rg6 Kf7 48. Rd6 Ke7 49. Rg6 1/2-1/2

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "12"]
[White "Bensdorp, Laura"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "148"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. b3 Bf5 6. Bb2 Nbd7 7. Be2 e6 8. h3 c6 9. 0-0 Bd6 10. d4 0-0 11. Bd3 Bxd3 12. Qxd3 Rad8 13. Rfd1 Nb6 14. Ne4 Nxe4 15. Qxe4 Be7 16. Qg4 Bf6 17. a4 Rd7 18. Rd2 Rfd8 19. Rad1 Qb4 20. Qe4 Nxa4 21. Ba1 Nb6 22. Qe3 Nd5 23. Qe4 Ne7 24. Bb2 c5 25. Ba1 cxd4 26. Bxd4 Bxd4 27. Nxd4 Nd5 28. Qe5 Qb6 29. Rd3 Qc7 30. Qxc7 Nxc7 31. R3d2 Nd5 32. Nf3 Nb6 33. Kf1 Kf8 34. Ke1 Ke7 35. c4 h6 36. g3 Rxd2 37. Rxd2 Nd7 38. h4 Rc8 39. Ke2 Nc5 40. Rb2 Rd8 41. Nd2 Nd3 42. Rb1 Nxf2 43. Kxf2 Rxd2+ 44. Ke3 Rd7 45. b4 Kd8 46. c5 a6 47. Rc1 Kc7 48. Rc3 Kc6 49. Rb3 Kb5 50. Rb1 Rd5 51. g4 b6 52. cxb6 Kxb6 53. Ke4 Rb5 54. Kd4 f5 55. gxf5 exf5 56. Ke3 g5 57. hxg5 hxg5 58. Kf3 Kc6 59. Rc1+ Kd6 60. Rd1+ Ke6 61. Rd4 Ke5 62. Rc4 Kd5 63. Rc8 Rxb4 64. Rd8+ Ke6 65. Re8+ Kf7 66. Re5 Kf6 67. Ra5 Rb3+ 68. Kf2 Rb6 69. Kf3 Ke6 70. Ke3 Kf6 71. Kf3 g4+ 72. Kf4 Kg6 73. Rxf5 Rb4+ 74. Ke5 Rb5+ 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "4"]
[White "Bensdorp, Marlies"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "94"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d5 2. Nc3 d4 3. Nce2 e5 4. d3 Nf6 5. Nf3 Nc6 6. Ng3 Be6 7. Bd2 Bd6 8. Be2 Qd7 9. c3 Bc5 10. 0-0 h5 11. Ng5 g6 12. Nxe6 Qxe6 13. c4 h4 14. Nh1 h3 15. g3 Qd6 16. f4 Nxe4 17. dxe4 d3+ 18. Nf2 dxe2 19. Qxe2 Nd4 20. Qd3 0-0-0 21. Kh1 exf4 22. Bxf4 Qb6 23. Bg5 Rd7 24. Bf6 Qxf6 25. Nxh3 Qe5 26. Nf4 Ne6 27. Qf3 Nxf4 28. gxf4 Qh5 29. Qg2 Rd3 30. Rac1 Qh3 31. Qxh3+ Rdxh3 32. Rc2 R8h4 33. e5 Be3 34. Re1 Bxf4 35. Ree2 Rh5 36. Rf2 Bxe5 37. b3 f5 38. Rcd2 R5h4 39. Rfe2 Bd6 40. c5 Rxh2+ 41. Rxh2 Rxh2+ 42. Rxh2 Bxh2 43. Kxh2 Kd7 44. Kg3 Kc6 45. b4 Kb5 46. a3 Ka4 47. b5 Kxb5 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "9"]
[White "Broersen, Sjors"]
[Black "Van Duijvenbode, Harrie"]
[Result "1/2-1/2"]
[ECO "B01"]
[PlyCount "61"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bd2 c6 6. Bd3 Qd8 7. Be3 Nbd7 8. Nf3 e6 9. 0-0 Bd6 10. Bg5 h6 11. Ne4 Bxh2+ 12. Nxh2 hxg5 13. Nxg5 Qc7 14. Ngf3 Nb6 15. c4 Bd7 16. a4 0-0-0 17. a5 Na8 18. c5 Be8 19. a6 b6 20. b4 b5 21. Re1 Nd5 22. Qb3 Qf4 23. Re4 Qc7 24. g3 Nf6 25. Rh4 Rxh4 26. gxh4 Rd5 27. Qb2 Qf4 28. Qe2 Ng4 29. Nxg4 Qxg4+ 30. Kh2 Qf4+ 31. Kg1 1/2-1/2

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "7"]
[White "L'Ami, Erwin"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "D32"]
[PlyCount "62"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. e3 c5 5. Nf3 Nc6 6. dxc5 Bxc5 7. cxd5 exd5 8. Bb5 0-0 9. 0-0 Bg4 10. h3 Bh5 11. Be2 Re8 12. a3 Qd7 13. Qc2 Rad8 14. Rd1 Bg6 15. Bd3 Bh5 16. Be2 Bg6 17. Qa4 d4 18. b4 Qe7 19. b5 dxc3 20. bxc6 bxc6 21. Rxd8 Rxd8 22. Nh4 Bd3 23. Bxd3 Rxd3 24. Nf5 Qd7 25. Nd4 Bxd4 26. exd4 Rxd4 27. Qc2 Rd1+ 28. Kh2 Qd6+ 29. g3 Qd5 30. g4 Rh1+ 31. Kg3 Rg1+ 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "6"]
[White "Tan, Kevin"]
[Black "Van Duijvenbode, Harrie"]
[Result "1-0"]
[ECO "A25"]
[PlyCount "123"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 Nge7 5. d3 d6 6. Nf3 Bf5 7. a3 a5 8. Bd2 0-0 9. Na4 Ba7 10. b4 axb4 11. axb4 Qd7 12. b5 Nd8 13. b6 Bxb6 14. Nxb6 Rxa1 15. Qxa1 cxb6 16. Qb2 Qc7 17. Be3 Nc8 18. 0-0 Ne6 19. Nh4 Bg6 20. Nxg6 hxg6 21. Rb1 Nc5 22. Kh1 Re8 23. Qb5 Re7 24. Bh3 f5 25. Bg5 Rf7 26. Bg2 Qd7 27. Bd5 Qxb5 28. Rxb5 Na6 29. Bd8 Nc5 30. Bxb6 Nd7 31. Be3 b6 32. Kg2 Nf6 33. Bxf7+ Kxf7 34. Bxb6 Nxb6 35. Rxb6 Ke6 36. c5 Ne8 37. c6 g5 38. Rb8 Nc7 39. Rb7 Ne8 40. e4 f4 41. g4 g6 42. h3 Nf6 43. Rg7 Ne8 44. c7 Nxg7 45. c8Q+ Kf7 46. Qd7+ Kf6 47. Qxd6+ Ne6 48. Kf3 Kf7 49. Qxe5 Ng7 50. d4 Ne6 51. d5 Nd8 52. Qc7+ Kg8 53. Qxd8+ Kh7 54. Qe7+ Kh6 55. h4 gxh4 56. Qxh4+ Kg7 57. d6 g5 58. Qxg5+ Kh8 59. d7 Kh7 60. d8B Kh8 61. Bf6+ Kh7 62. Qg7# 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "5"]
[White "Van Duijvenbode, Harrie"]
[Black "Muris, Yvo"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "71"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. c4 c6 6. Nc3 Ne7 7. Be2 0-0 8. 0-0 Bg4 9. cxd5 cxd5 10. h3 Bf5 11. Bd3 Qd7 12. Bxf5 Qxf5 13. Re1 Nbc6 14. Be3 Ng6 15. a3 Nf4 16. Bxf4 Qxf4 17. Nxd5 Qf5 18. Nc3 Rfe8 19. Qb3 Qf4 20. Ne2 Rxe2 21. Qxb7 Rb8 22. Qxc6 Rbxb2 23. Rxe2 Rxe2 24. Qa8+ Bf8 25. Qxa7 Qf5 26. a4 Qc2 27. Rf1 Qg6 28. Qa8 f5 29. Qd5+ Kh8 30. Ne5 Rxe5 31. Qxe5 Bd6 32. Qd5 h5 33. Re1 f4 34. Qe6 Qg5 35. Qxd6 f3 36. Qf8+ 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "1"]
[White "Van Duijvenbode, Harrie"]
[Black "Vahl, Laurens"]
[Result "1-0"]
[ECO "B00"]
[PlyCount "63"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 a6 3. c4 b5 4. Nf3 Bb7 5. Qc2 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 Ne7 8. Be2 0-0 9. 0-0 f5 10. Rac1 Nbc6 11. cxb5 axb5 12. Bxb5 Rxa2 13. Bxc6 Bxc6 14. Ne5 fxe4 15. Nxc6 Nxc6 16. Nxe4 Nxd4 17. Qc4 Rxb2 18. Qxd4 Rb8 19. Nc5 Rf7 20. Rcd1 d6 21. Nxe6 Qd7 22. Qc4 Rc8 23. Ng5 h6 24. Qxf7+ Qxf7 25. Nxf7 Kxf7 26. Rfe1 Rd8 27. f3 c5 28. Re5 Kf6 29. Rxc5 dxc5 30. Rxd8 Ke5 31. Kf2 Ke6 32. Ke3 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "13"]
[White "Van Duijvenbode, Harrie"]
[Black "Van Elteren, Hugo"]
[Result "1/2-1/2"]
[ECO "C56"]
[PlyCount "34"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. exf6 dxc4 7. fxg7 Bxg7 8. Bf4 0-0 9. 0-0 Be6 10. Nbd2 Re8 11. Re1 Rc8 12. Ng5 b5 13. Qh5 h6 14. Ngf3 Qd5 15. Qh4 Qd8 16. Qg3 Kh7 17. Re2 a6 1/2-1/2

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "11"]
[White "Van Duijvenbode, Harrie"]
[Black "Van Landeghem, Peter"]
[Result "1-0"]
[ECO "B21"]
[PlyCount "130"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. c3 d3 5. Bxd3 d6 6. Bf4 g6 7. 0-0 Bg7 8. Nbd2 Nf6 9. Re1 0-0 10. Qc2 Qc7 11. e5 dxe5 12. Bxe5 Nxe5 13. Nxe5 Re8 14. Ndf3 b6 15. Bc4 e6 16. Bb5 Bd7 17. Nxd7 Nxd7 18. Rad1 Red8 19. Bxd7 Rxd7 20. Rxd7 Qxd7 21. Rd1 Qc7 22. Qd3 Bf6 23. Qe4 Rd8 24. Rxd8+ Qxd8 25. g3 Bg7 26. Kg2 a5 27. Qb7 Bf6 28. Qc6 Bg7 29. b4 axb4 30. cxb4 Bf8 31. b5 Bc5 32. Ne5 Qd6 33. Qe8+ Qf8 34. Qxf8+ Kxf8 35. Nd7+ Ke7 36. Nxc5 bxc5 37. Kf3 Kd7 38. a4 Kc7 39. a5 f5 40. Ke3 e5 41. f3 c4 42. f4 e4 43. Kd4 c3 44. Kxc3 Kb7 45. g4 Kc7 46. g5 Kb7 47. Kd4 Kc7 48. b6+ Kc6 49. Kc4 Kd6 50. Kb5 e3 51. b7 Kc7 52. Ka6 e2 53. Ka7 e1Q 54. b8Q+ Kd7 55. Qb7+ Ke8 56. Qc8+ Kf7 57. Qd7+ Qe7 58. Qxe7+ Kxe7 59. a6 Kd6 60. Kb6 Kd5 61. Kb5 Ke4 62. a7 Kxf4 63. a8Q Kxg5 64. Qd8+ Kh5 65. Qd2 g5 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "3"]
[White "Van Duijvenbode, Harrie"]
[Black "Van Run, Rieke"]
[Result "1-0"]
[ECO "C56"]
[PlyCount "85"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 dxc3 6. Nxc3 Nf6 7. 0-0 0-0 8. Bg5 h6 9. Bh4 d6 10. Nd5 Be6 11. Nxf6+ gxf6 12. Be2 Qe7 13. Qd2 Kg7 14. Rfd1 Rad8 15. a3 Bg4 16. Qf4 Bxf3 17. Qg3+ Kh7 18. Qxf3 Nd4 19. Qd3 Nxe2+ 20. Qxe2 Rg8 21. Qf3 Rg6 22. Rac1 Re8 23. Re1 d5 24. e5 Bd6 25. Qxd5 b6 26. f4 Bc5+ 27. Kh1 Qe6 28. Qxe6 Rxe6 29. f5 Rg4 30. fxe6 Rxh4 31. Rxc5 fxe6 32. Rxc7+ Kg6 33. exf6 Kxf6 34. Rxa7 Rc4 35. Rb7 Rc6 36. Rd7 e5 37. g3 Rc2 38. Rd6+ Kf5 39. Rxb6 h5 40. Rb5 Kg4 41. Rbxe5 Rxb2 42. R1e4+ Kf3 43. Rf4# 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "8"]
[White "Van Duijvenbode, Harrie"]
[Black "Van den Berg, Hilke"]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "88"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 Nf6 5. cxd4 g6 6. Nc3 Bg7 7. Bc4 0-0 8. 0-0 Qb6 9. Qe2 Bg4 10. Be3 Bxf3 11. gxf3 Qa5 12. d5 Nbd7 13. Rac1 Rfc8 14. Bb3 Nc5 15. Bxc5 Rxc5 16. Bc4 Rac8 17. b3 a6 18. a4 Nd7 19. Na2 R5c7 20. Bd3 Bh6 21. Rxc7 Qxc7 22. Rb1 Ne5 23. Rd1 Nxd3 24. Rxd3 Qc2 25. Qxc2 Rxc2 26. Nc3 Kg7 27. Nd1 Kf8 28. Kf1 Ke8 29. Rc3 Rxc3 30. Nxc3 Kd7 31. Ke2 e5 32. Kd3 f5 33. b4 Bg5 34. b5 Bd8 35. Ne2 Bb6 36. exf5 gxf5 37. Ng3 f4 38. Ne4 h6 39. Kc4 a5 40. Nf6+ Kd8 41. Ne4 Ke7 42. Kd3 Bc5 43. h3 b6 44. Ke2 h5 1/2-1/2

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "10"]
[White "Van Duijvenbode, Harrie"]
[Black "Wolbers, Esther"]
[Result "1-0"]
[ECO "C56"]
[PlyCount "65"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 Ne4 6. Nbd2 Nxd2 7. Bxd2 d6 8. exd6 Bxd6 9. 0-0 0-0 10. Bg5 Qd7 11. Re1 Bb4 12. Re4 Bc5 13. Ne5 Nxe5 14. Rxe5 Bb6 15. Qf3 c6 16. Rae1 h6 17. Be7 Bc7 18. R5e2 Ba5 19. b4 Bb6 20. Bxf8 Qf5 21. Qxf5 Bxf5 22. Re8 Rxe8 23. Rxe8 Kh7 24. Bc5 Bxc5 25. bxc5 Bxc2 26. Rd8 f5 27. Rxd4 b5 28. Bd3 Bxd3 29. Rxd3 a5 30. Rd6 b4 31. Rxc6 b3 32. axb3 a4 33. bxa4 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "2"]
[White "Voortman, Jasper"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "64"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d5 2. e5 Bf5 3. d4 e6 4. Nc3 c5 5. g4 Bg6 6. Nf3 Nc6 7. Be3 cxd4 8. Bxd4 Bb4 9. Bb5 Nge7 10. Bxc6+ Nxc6 11. Be3 Qc7 12. Bf4 Rd8 13. 0-0 Bxc3 14. bxc3 Be4 15. Ng5 Bg6 16. Qf3 h6 17. Nh3 Be4 18. Qe2 Bg6 19. f3 d4 20. c4 d3 21. Qd2 dxc2 22. Rac1 Rxd2 23. Bxd2 Nd4 24. Kf2 Qxe5 25. Rfe1 Qxh2+ 26. Ke3 Nxf3 27. Kxf3 Qxd2 28. c5 0-0 29. g5 Rd8 30. gxh6 Rd3+ 31. Kg4 f5+ 32. Kh4 Qxh6# 0-1

[Event "The Hague op"]
[Site "The Hague"]
[Date "1996.??.??"]
[Round "9"]
[White "Van Duijvenbode, Harrie"]
[Black "Kamstra, Jippe"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "96"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Be7 5. c3 Nf6 6. e5 Ng4 7. cxd4 d6 8. exd6 Qxd6 9. h3 Nf6 10. 0-0 0-0 11. Nc3 Bf5 12. Re1 Rae8 13. Nb5 Qb4 14. Na3 Bd6 15. Be2 Qa5 16. Bd2 Bb4 17. Nc4 Qd5 18. Ne3 Qd7 19. Bxb4 Nxb4 20. Qb3 Nbd5 21. Nxd5 Qxd5 22. Bc4 Qc6 23. Rxe8 Nxe8 24. Ne5 Qf6 25. Re1 Nd6 26. Bd3 Be6 27. Qc2 g6 28. Qxc7 Nf5 29. Bxf5 Bxf5 30. Qxb7 Re8 31. Qxa7 Qg7 32. a3 Qf8 33. Qc5 Qg7 34. Nf3 Rxe1+ 35. Nxe1 Qf6 36. Nf3 Qe6 37. b4 Qa6 38. b5 Qa8 39. b6 Bxh3 40. gxh3 Qxf3 41. Qc8+ Kg7 42. b7 Qd1+ 43. Kg2 Qxd4 44. b8Q Qe4+ 45. Kg3 Qd3+ 46. f3 Qxa3 47. Qh8+ Kh6 48. Qf4+ g5 1-0

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "9"]
[White "Chan, Chung Hong"]
[Black "Van Duijvenbode, Harrie"]
[Result "1/2-1/2"]
[ECO "B01"]
[PlyCount "126"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d3 e5 5. Be3 Nf6 6. g3 Bb4 7. Nge2 Bg4 8. Bd2 c6 9. Bg2 Nbd7 10. a3 Bxe2 11. Qxe2 0-0 12. 0-0 Bxc3 13. Bxc3 Qc7 14. b4 Nd5 15. Bb2 b5 16. c4 N5f6 17. cxb5 Rab8 18. bxc6 Nb6 19. Bxe5 Qe7 20. Rfe1 Rfe8 21. c7 Rbc8 22. Bb7 Rxc7 23. Bxc7 Qxe2 24. Rxe2 Rxe2 25. Rc1 h6 26. Ra1 Rd2 27. Ba6 Ng4 28. Rf1 Ra2 29. h3 Nf6 30. Bb8 Rxa3 31. b5 Rxd3 32. Bxa7 Nfd7 33. Rc1 Rd6 34. Rc6 Re6 35. Bxb6 Nxb6 36. Rxe6 fxe6 37. Kg2 Kf7 38. Kf3 Ke7 39. Ke4 Kd6 40. f4 g6 41. g4 g5 42. f5 Ke7 43. Ke5 exf5 44. gxf5 h5 45. f6+ Kf7 46. Kf5 g4 47. hxg4 hxg4 48. Kxg4 Kxf6 49. Kf4 Ke6 50. Ke4 Kd6 51. Kd4 Na4 52. Kc4 Nc5 53. Bc8 Na4 54. Kb4 Nb6 55. Bb7 Kc7 56. Bc6 Kd6 57. Ka5 Kc5 58. Ka6 Nc4 59. Be8 Nd6 60. b6 Kd5 61. Bf7+ Kc6 62. Be8+ Kc5 63. Ka7 Nc8+ 1/2-1/2

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "3"]
[White "De Vries, Ronald"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "50"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. d4 Nf6 4. Nc3 Qa5 5. Qe2 e6 6. f4 Bb4 7. Bd2 0-0 8. a3 c6 9. Qd1 Bxc3 10. Bxc3 Qf5 11. Qd2 Ne4 12. Bd3 Nxd2 13. Bxf5 exf5 14. Bxd2 Re8+ 15. Ne2 b6 16. c4 Ba6 17. b3 b5 18. Ra2 bxc4 19. Rc2 cxb3 20. Rxc6 Rxe2+ 21. Kd1 Nxc6 22. Re1 Rxe1+ 23. Kxe1 b2 24. d5 b1Q+ 25. Kf2 Qf1+ 0-1

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "13"]
[White "Leenhouts, Koen"]
[Black "Van Duijvenbode, Harrie"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "87"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. d3 e6 6. Bd2 c6 7. Nf3 Bb4 8. a3 Bxc3 9. Bxc3 Qd8 10. 0-0 0-0 11. Ne5 Nbd7 12. Re1 Nd5 13. Bxd5 cxd5 14. Nxd7 Bxd7 15. Re3 Bc6 16. Rg3 d4 17. Qg4 g6 18. Bxd4 Qd6 19. Bc3 Rfd8 20. Bf6 Rd7 21. Qg5 Qf8 22. Rh3 Rd5 23. Qh4 Rh5 24. Qxh5 gxh5 25. Rg3+ Qg7 26. Rxg7+ Kf8 27. Rxh7 Ke8 28. Rh8+ Kd7 29. Rxa8 Kc7 30. c4 Bd7 31. Rxa7 Kc8 32. Be5 b5 33. c5 f6 34. Bd6 f5 35. c6 Bxc6 36. Rc7+ Kd8 37. Rxc6 Kd7 38. Rac1 b4 39. Bxb4 e5 40. Rd6+ Ke7 41. Rc7+ Ke8 42. Rh6 Kd8 43. Rg7 e4 44. Rh8# 1-0

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "11"]
[White "Roth, M."]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "84"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 d5 2. Nc3 dxe4 3. Nxe4 e5 4. Nf3 Nc6 5. Bb5 Bg4 6. d3 Nf6 7. Bg5 Be7 8. Be3 Nxe4 9. dxe4 Qxd1+ 10. Rxd1 Bxf3 11. gxf3 0-0 12. Rd7 Bd6 13. Bxc6 bxc6 14. Kd1 Rfb8 15. Kc1 Kf8 16. Rg1 Ke8 17. Rxd6 cxd6 18. Rxg7 Ke7 19. Rxh7 Rh8 20. Rxh8 Rxh8 21. a3 Rxh2 22. Bxa7 Rh3 23. a4 Kd7 24. a5 Kc7 25. Bb6+ Kb7 26. c3 Rxf3 27. Kd2 f5 28. exf5 Rxf5 29. Ke3 Rf4 30. f3 c5 31. b3 c4 32. b4 d5 33. Bc5 Ka6 34. Bd6 Rf5 35. f4 Rxf4 36. Bc5 Rh4 37. Kd2 d4 38. cxd4 exd4 39. Kc2 Rh2+ 40. Kb1 d3 41. Be3 c3 42. Ka1 d2 0-1

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "7"]
[White "Tiele, Edwin"]
[Black "Van Duijvenbode, Harrie"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "60"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 c6 5. Bc4 Nf6 6. 0-0 Bg4 7. h3 Bh5 8. d3 e5 9. Re1 Nbd7 10. a3 Bb4 11. Bd2 Bxc3 12. Bxc3 Qc7 13. Nxe5 Bxd1 14. Nxf7+ Kf8 15. Raxd1 Nd5 16. Nxh8 b5 17. Ba2 Kg8 18. Re4 Kxh8 19. Rg4 Nxc3 20. bxc3 Nf6 21. Rg3 Re8 22. c4 Qa5 23. cxb5 cxb5 24. Kh2 Qc7 25. Kg1 Qxc2 26. Bb3 Qxb3 27. Rc1 Qxa3 28. Rc7 Qa1+ 29. Kh2 Qe5 30. Rxa7 Nh5 0-1

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "10"]
[White "Van Duijvenbode, Harrie"]
[Black "Groeneveld, Patrick"]
[Result "1-0"]
[ECO "C58"]
[PlyCount "96"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ Bd7 7. Bxd7+ Nxd7 8. d4 Bd6 9. 0-0 Nc4 10. b3 Ncb6 11. dxe5 Bxe5 12. Nf3 Bxa1 13. Re1+ Kf8 14. d6 c6 15. Re7 Bf6 16. Bg5 Bxg5 17. Nxg5 Nd5 18. Rxf7+ Kg8 19. Rxg7+ Kxg7 20. Ne6+ Kf7 21. Nxd8+ Raxd8 22. Qf3+ N7f6 23. h3 Rxd6 24. Nc3 Nxc3 25. Qxc3 Rhd8 26. Qf3 Rd2 27. g4 Rxc2 28. g5 Rg8 29. Qxf6+ Ke8 30. Qe6+ Kf8 31. Qf5+ Ke7 32. Qxc2 Rxg5+ 33. Kf1 Kd7 34. Qxh7+ Kc8 35. Qh8+ Kd7 36. Qh7+ Kc8 37. Qe7 Rd5 38. h4 Rd2 39. Qf8+ Rd8 40. Qf5+ Kc7 41. h5 Rd5 42. Qxd5 cxd5 43. h6 Kc6 44. h7 d4 45. h8Q Kd5 46. Ke2 b5 47. Kd3 Kc5 48. Qxd4+ Kc6 1-0

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "6"]
[White "Van Duijvenbode, Harrie"]
[Black "Muhren, Willem"]
[Result "0-1"]
[ECO "B21"]
[PlyCount "66"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 dxc3 5. Nxc3 Nc6 6. Bb5 a6 7. Bxc6+ bxc6 8. 0-0 e5 9. Qd3 a5 10. Rd1 Qc7 11. Be3 Ba6 12. Qd2 Nf6 13. a3 Be7 14. b4 axb4 15. axb4 0-0 16. Rdc1 Qb7 17. Ne2 Nxe4 18. Qc2 Bxe2 19. Rxa8 Rxa8 20. Qxe4 Bxf3 21. Qxf3 d5 22. Bc5 Bxc5 23. bxc5 Qe7 24. h3 h6 25. Qc3 Qg5 26. Re1 Re8 27. Qb4 Kh7 28. f4 Qh4 29. Rxe5 Rxe5 30. Qb1+ Re4 31. Qb7 Re1+ 32. Kh2 Qxf4+ 33. g3 Qf2# 0-1

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "12"]
[White "Van Duijvenbode, Harrie"]
[Black "Van de Heyden, A."]
[Result "1-0"]
[ECO "B21"]
[PlyCount "63"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bb5 a6 7. Bxc6+ bxc6 8. 0-0 e5 9. Qd3 Be7 10. Rd1 Nf6 11. Qc2 0-0 12. Nxe5 Qc7 13. Nf3 Be6 14. Bf4 Rfd8 15. Nd5 Bxd5 16. exd5 c5 17. b4 Rac8 18. a3 Qb6 19. Be3 Ng4 20. bxc5 dxc5 21. Bg5 Re8 22. Bxe7 Rxe7 23. Qf5 Rd8 24. Qxg4 h6 25. Re1 Rxe1+ 26. Rxe1 Rxd5 27. Re8+ Kh7 28. Qe4+ Qg6 29. Qxd5 Qb6 30. Qf5+ Qg6 31. Qxg6+ Kxg6 32. Rc8 1-0

