[Event "Delft Prinsenstad op-A"]
[Site "Delft"]
[Date "2010.04.03"]
[Round "3"]
[White "De Vries, Jan Pieter"]
[Black "Den Boer, Lennard"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1909"]
[BlackElo "1945"]
[PlyCount "68"]
[EventDate "2010.04.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e6 2. b3 d5 3. Bb2 Nf6 4. e5 Nfd7 5. d4 c5 6. c3 Nc6 7. f4 cxd4 8. cxd4 f6 9. Nd2 Qb6 10. Ngf3 Be7 11. Bd3 0-0 12. 0-0 fxe5 13. fxe5 Ndxe5 14. Nxe5 Rxf1+ 15. Nxf1 Nxe5 16. Bxh7+ Kxh7 17. Qh5+ Kg8 18. Qxe5 Bf6 19. Qe3 Bd7 20. g4 g6 21. Re1 Rf8 22. Nd2 Bh4 23. Re2 Qd8 24. Nf3 Qf6 25. Kg2 e5 26. dxe5 Qe6 27. h3 d4 28. Nxd4 Qd5+ 29. Kh2 Rf1 30. Rg2 Bc6 31. Nxc6 Qd1 32. Rg1 Qc2+ 33. Rg2 Qb1 34. Ne7+ Kh7 0-1

[Event "Haarlem Nova College op"]
[Site "Haarlem"]
[Date "2006.07.09"]
[Round "5"]
[White "De Vries, Jan Pieter"]
[Black "Tan, Jonathan1111"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1698"]
[BlackElo "2042"]
[PlyCount "86"]
[EventDate "2006.07.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. a3 d5 2. d4 Bf5 3. Nf3 e6 4. Nbd2 Nf6 5. e3 c5 6. c3 Nc6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 0-0 10. Be2 e5 11. c4 e4 12. Nd4 Nxd4 13. Bxd4 b6 14. h4 a5 15. b5 Bc5 16. Nb3 Rc8 17. g4 Be6 18. g5 Nd7 19. cxd5 Bxd5 20. Bb2 Be6 21. Nd4 Qc7 22. h5 Ne5 23. Nxe6 fxe6 24. Qb3 Rce8 25. h6 Bd6 26. Rd1 g6 27. Ba1 Rf5 28. Qb2 Rxg5 29. Kf1 Rf8 30. Rh2 Bc5 31. Rg2 Qf7 32. Bc4 Rxg2 33. Kxg2 Qf3+ 34. Kg1 Qxd1+ 35. Kg2 Qf3+ 36. Kg1 Qf5 37. Qxe5 Qxe5 38. Bxe5 Kf7 39. a4 Rd8 40. Kg2 g5 41. Bg7 Bf8 42. Be5 Rd7 43. Kg3 Bd6 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2005.08.13"]
[Round "9"]
[White "De Vries, Jan Pieter"]
[Black "Van Cappellen, Jonas"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "1687"]
[BlackElo "1567"]
[PlyCount "67"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 Bf5 4. c4 dxc4 5. Nc3 c5 6. e3 Nc6 7. Bxc4 cxd4 8. Qb3 e6 9. Qxb7 Rc8 10. Bb5 Qd7 11. Bxc6 Qxc6 12. Qxc6+ Rxc6 13. Nxd4 Rb6 14. Bxf6 gxf6 15. Nxf5 exf5 16. Rb1 Bb4 17. Ke2 Ba5 18. a3 Rc6 19. Rhc1 0-0 20. Nd5 Rd6 21. Ne7+ Kh8 22. b4 Bb6 23. Nxf5 Rd7 24. Rd1 Rc7 25. Rbc1 Rfc8 26. Rxc7 Bxc7 27. Rc1 a5 28. Ne7 Rb8 29. Rxc7 axb4 30. Nc6 Ra8 31. axb4 Ra2+ 32. Kf3 Kg7 33. b5 Rb2 34. Nd4 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2005.08.12"]
[Round "7"]
[White "De Vries, Jan Pieter"]
[Black "Brus, Derk"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1687"]
[BlackElo "1485"]
[PlyCount "37"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Bg4 3. c4 dxc4 4. e3 b5 5. a4 c6 6. axb5 cxb5 7. h3 Bf5 8. Nc3 Qd7 9. g4 Bg6 10. Bg2 Nf6 11. Ne5 Qc7 12. Bxa8 a6 13. Qf3 b4 14. Nd5 Nxd5 15. Qxd5 c3 16. Rxa6 e6 17. Qb5+ Kd8 18. Rb6 Bd6 19. Rxb8+ 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2005.08.11"]
[Round "6"]
[White "Vanhouwe, Jiri"]
[Black "De Vries, Jan Pieter"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1523"]
[BlackElo "1687"]
[PlyCount "77"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. h3 Be7 7. 0-0 0-0 8. c3 b5 9. Bc2 Bb7 10. Re1 Nd7 11. d4 Re8 12. Nbd2 Bf6 13. Nb3 exd4 14. Nfxd4 Nc5 15. f3 Qd7 16. Be3 Na4 17. Rb1 Nxd4 18. cxd4 Nb6 19. Na5 Rab8 20. Nxb7 Rxb7 21. f4 g6 22. e5 Nc4 23. Bf2 Bg7 24. Bb3 Na5 25. Bd5 c6 26. Bf3 Rc7 27. Bg4 Qd8 28. d5 c5 29. e6 f5 30. Bf3 Nc4 31. Qc2 Qf6 32. Re2 Kf8 33. Be1 Qd4+ 34. Rf2 Qxf4 35. Bc3 Bd4 36. Bxd4 Qxd4 37. Rd1 Ne3 38. Rxd4 Nxc2 39. Rxc2 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2005.08.10"]
[Round "4"]
[White "Stroessner, Lena"]
[Black "De Vries, Jan Pieter"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "1596"]
[BlackElo "1687"]
[PlyCount "59"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. e3 Nf6 4. Bd3 Nbd7 5. 0-0 c5 6. c3 Be7 7. Nbd2 0-0 8. Qe2 a6 9. e4 c4 10. Bc2 b5 11. e5 Ne8 12. h3 Nb6 13. Nh2 f6 14. Qh5 f5 15. Ndf3 a5 16. g4 b4 17. Ng5 Bxg5 18. Bxg5 Qd7 19. Nf3 Qf7 20. Qh4 Ra7 21. Bd2 h6 22. g5 bxc3 23. bxc3 h5 24. Rab1 Rb7 25. Bc1 Qg6 26. Qg3 f4 27. Bxg6 fxg3 28. fxg3 Na4 29. Rxb7 Bxb7 30. Ba3 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2005.08.09"]
[Round "3"]
[White "De Vries, Jan Pieter"]
[Black "Schippers, Maurice"]
[Result "0-1"]
[ECO "A58"]
[WhiteElo "1687"]
[BlackElo "1917"]
[PlyCount "42"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. e3 Bxf1 7. Kxf1 d6 8. Nc3 g6 9. g3 Bg7 10. Kg2 0-0 11. Nf3 Nbd7 12. h3 Ra7 13. Re1 Qa8 14. Re2 c4 15. Rc2 Nc5 16. a3 Nd3 17. Nb5 Rb7 18. Nbd4 Nxd5 19. Rxc4 Nxb2 20. Bxb2 Rxb2 21. Nc6 Nxe3+ 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "Borrink, Joern"]
[Black "De Vries, Jan Pieter"]
[Result "0-1"]
[ECO "C54"]
[PlyCount "96"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. Qb3 Be6 11. 0-0 0-0 12. a3 Na5 13. Qc2 Nxc4 14. Nxc4 Qf6 15. Ne3 c6 16. Ne5 Rfe8 17. Rad1 h5 18. Rd2 h4 19. N3g4 Qg5 20. h3 f6 21. Nf3 Qh5 22. Nfh2 Nf4 23. Qc5 Qg6 24. f3 f5 25. Ne5 Qg5 26. Qc1 Nxh3+ 27. Kh1 Nf4 28. Rdf2 h3 29. g4 Rad8 30. Qd2 Bd5 31. Ng6 Qxg6 32. Qxf4 fxg4 33. Qxg4 Qxg4 34. Nxg4 Rf8 35. Kh2 Be6 36. Kxh3 Rxd4 37. Kg3 b5 38. Ne5 Bd5 39. f4 Re4 40. Rc1 Rf6 41. Ng4 Rg6 42. Kh4 Be6 43. Ne5 Rh6+ 44. Kg5 Bd5 45. Ng4 Rh3 46. Rg1 Bf7 47. Ne5 Rh5+ 48. Kg4 Rhxe5 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "De Vries, Jan Pieter"]
[Black "Ensing, Michiel"]
[Result "1-0"]
[ECO "D07"]
[PlyCount "95"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. c4 Nf6 4. cxd5 Nxd5 5. e4 Ndb4 6. a3 Na6 7. Bf4 e6 8. Bb5 Bd7 9. 0-0 h6 10. Nc3 g5 11. Bg3 Bg7 12. Bxc6 Bxc6 13. b4 Bd7 14. Rc1 f6 15. b5 Nb8 16. d5 Qe7 17. d6 cxd6 18. Bxd6 Qf7 19. e5 g4 20. exf6 Bxf6 21. Ne4 Be7 22. Ne5 Qf5 23. Bxb8 Rxb8 24. Qxd7+ Kf8 25. Qd4 Rd8 26. Ng6+ Qxg6 27. Qxh8+ Kf7 28. Qe5 Rd5 29. Qf4+ Rf5 30. Nd6+ Bxd6 31. Qxd6 Rd5 32. Rc7+ Kf6 33. Qe7+ Ke5 34. Re1+ Kf5 35. Qf7+ Kg5 36. Qxg6+ Kxg6 37. Rxb7 Kh5 38. g3 e5 39. a4 e4 40. Rxa7 Rd4 41. Ra6 Rb4 42. a5 Rxb5 43. Rxe4 Rd5 44. Rf4 Rb5 45. Rff6 Rc5 46. Rxh6+ Kg5 47. Rag6+ Kf5 48. Rh5+ 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "De Vries, Jan Pieter"]
[Black "Hulpia, Fabian"]
[Result "1/2-1/2"]
[ECO "D55"]
[PlyCount "73"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Bg5 Be7 5. e3 0-0 6. Nc3 h6 7. Bf4 c5 8. Be2 Nc6 9. 0-0 b6 10. Rc1 Bb7 11. Qd2 dxc4 12. Bxc4 cxd4 13. exd4 Rc8 14. Rfd1 Nb4 15. Be2 Nbd5 16. Bg3 Nxc3 17. bxc3 Nh5 18. Qe3 Nxg3 19. hxg3 Bf6 20. c4 Qe7 21. c5 Bd5 22. cxb6 axb6 23. a3 Rxc1 24. Rxc1 Rd8 25. Ne5 Ra8 26. Rc3 Qd6 27. Bh5 Bxe5 28. dxe5 Qb8 29. Bf3 Ra5 30. Bxd5 Rxd5 31. Rc6 b5 32. Rc5 Qd8 33. Qc3 Rxc5 34. Qxc5 Qd3 35. Kh2 Qc4 36. Qd6 Kh7 37. f3 1/2-1/2

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "De Vries, Jan Pieter"]
[Black "Stuehmeier, Chris"]
[Result "1/2-1/2"]
[ECO "D85"]
[PlyCount "92"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Bc4 0-0 9. 0-0 Nc6 10. Be3 cxd4 11. cxd4 Bg4 12. e5 e6 13. Be2 Rc8 14. h3 Bxf3 15. Bxf3 Qd7 16. Qd2 Rfd8 17. Rfd1 b6 18. Rac1 Ne7 19. Bg5 Bf8 20. Rxc8 Rxc8 21. Bxe7 Bxe7 22. d5 Bc5 23. dxe6 Qxd2 24. exf7+ Kxf7 25. Rxd2 Rc7 26. Bd5+ Kg7 27. e6 Re7 28. Bb3 Kf6 29. Kf1 a5 30. g4 g5 31. f3 h6 32. Rd8 Kg7 33. Ke2 Bb4 34. Kd3 Bc5 35. Ke4 Kf6 36. Rf8+ Kg7 37. Rf5 Bg1 38. Kd5 Bc5 39. Ba4 Kg6 40. Bd7 Kg7 41. a4 Kg6 42. Kc6 Rh7 43. Be8+ Kg7 44. Bf7 Rh8 45. Kd7 Ra8 46. e7 Ra7+ 1/2-1/2

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "De Vries, Jan Pieter"]
[Black "Tempelman, Kristianne"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "89"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c5 3. dxc5 e6 4. b4 Nf6 5. Bb2 Nc6 6. a3 Bd7 7. e3 a6 8. Be2 Be7 9. Nbd2 0-0 10. 0-0 b6 11. cxb6 Qxb6 12. c4 Rfc8 13. c5 Bxc5 14. Bxf6 Bxe3 15. Bb2 Bf4 16. Nb3 Bd6 17. Qd2 Ne7 18. Rfc1 Ng6 19. h4 Rxc1+ 20. Rxc1 Bf4 21. Qc3 d4 22. Qc5 Qd8 23. Rd1 Nxh4 24. g3 Nxf3+ 25. Bxf3 Bxg3 26. fxg3 Rc8 27. Qxd4 Qg5 28. Qf4 Qb5 29. Qe5 f6 30. Qxb5 Bxb5 31. Nc5 Kf7 32. Bb7 Rc7 33. Bxa6 Bxa6 34. Nxa6 Rc2 35. Bd4 e5 36. Bc5 Ra2 37. b5 Rb2 38. b6 Ke6 39. Bd4 e4 40. b7 e3 41. Bxe3 Rxb7 42. Nc5+ Kf5 43. Nxb7 Kg6 44. a4 h5 45. Nd6 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "De Vries, Jan Pieter"]
[Black "Timmermans, Mark"]
[Result "1/2-1/2"]
[ECO "E93"]
[PlyCount "76"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. d5 Nbd7 8. b4 Re8 9. Bg5 Nf8 10. 0-0 h6 11. Be3 g5 12. Qd2 a5 13. b5 b6 14. a4 Ng6 15. h3 Bd7 16. Nh2 Qc8 17. Qd1 Nf4 18. Bxf4 exf4 19. Rc1 Nxe4 20. Nxe4 Rxe4 21. Bf3 Re8 22. Re1 Bf5 23. Bg4 Bxg4 24. Qxg4 Qxg4 25. Nxg4 h5 26. Nh2 f5 27. Nf3 Bf6 28. Rxe8+ Rxe8 29. Re1 Rc8 30. Re6 Kf7 31. Ne1 Bc3 32. Nd3 Re8 33. Rxe8 Kxe8 34. f3 Kf7 35. Kf2 Kf6 36. Ke2 Be5 37. Kf2 g4 38. h4 Ke7 1/2-1/2

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "Lambrechts, Koen"]
[Black "De Vries, Jan Pieter"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "49"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bd3 Bc5 7. 0-0 0-0 8. Nc3 d5 9. Bg5 h6 10. Bxf6 Qxf6 11. exd5 cxd5 12. Nxd5 Qg5 13. Nc3 f5 14. Rb1 Bb7 15. Bc4+ Kh8 16. Bd5 Rad8 17. Qf3 Ba6 18. Rfd1 Rfe8 19. b4 Bd6 20. b5 Bc8 21. Re1 Qh4 22. g3 Qd4 23. Bc6 Rxe1+ 24. Rxe1 Be5 25. Rd1 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "Van Herwaarden, Arjen"]
[Black "De Vries, Jan Pieter"]
[Result "1/2-1/2"]
[ECO "C54"]
[PlyCount "97"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. b4 Bb6 7. a4 a6 8. Bg5 0-0 9. h3 Be6 10. Nbd2 Qe7 11. g4 Rad8 12. Qb3 Ba7 13. 0-0 h6 14. Be3 Bxe3 15. fxe3 d5 16. exd5 Nxd5 17. Rfe1 Rfe8 18. Rad1 Qd7 19. Kh2 b5 20. axb5 axb5 21. Bxd5 Bxd5 22. c4 Bxf3 23. Nxf3 Qd6 24. Kg2 Qxb4 25. Qxb4 Nxb4 26. cxb5 Nxd3 27. Rf1 e4 28. Nd4 Rd5 29. Ra1 Red8 30. Ra7 R8d7 31. h4 Ne5 32. Rf4 Nc4 33. Kf2 c5 34. Ra8+ Rd8 35. Rxd8+ Rxd8 36. Nc6 Rd2+ 37. Ke1 Rb2 38. Rxe4 Nd6 39. Re7 Rxb5 40. Ne5 Kf8 41. Rd7 c4 42. Nc6 Rb1+ 43. Ke2 Rb2+ 44. Kd1 Ne8 45. Ne5 Rf2 46. Nxc4 Nf6 47. Rd4 Rg2 48. Ne5 Ke7 49. Nf3 1/2-1/2

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2003.08.09"]
[Round "12"]
[White "De Vries, Jan Pieter"]
[Black "De Ruiter, Danny"]
[Result "1-0"]
[ECO "D15"]
[PlyCount "113"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 Bf5 5. Qb3 b6 6. Bg5 Nbd7 7. cxd5 cxd5 8. Nxd5 Be6 9. Bxf6 exf6 10. e4 Bxd5 11. Qxd5 Bb4+ 12. Nd2 0-0 13. Bb5 Nb8 14. Qxa8 Bxd2+ 15. Ke2 Qxd4 16. Qd5 Qxb2 17. Qxd2 Qxb5+ 18. Qd3 Qb2+ 19. Ke3 Re8 20. Rhb1 Qe5 21. f4 Qh5 22. h3 Qg6 23. Kf3 Qh5+ 24. Kf2 Qh4+ 25. Qg3 Qxg3+ 26. Kxg3 Rxe4 27. Re1 Rxe1 28. Rxe1 Kf8 29. Rc1 Na6 30. Rc8+ Ke7 31. Ra8 Nb4 32. Rxa7+ Ke6 33. a3 Nd5 34. f5+ Kxf5 35. Rxf7 Kg6 36. Rd7 Nc3 37. Rd3 Ne4+ 38. Kf4 Nc5 39. Rd6 Na4 40. g4 h6 41. h4 Nc3 42. Rc6 Na4 43. g5 hxg5+ 44. hxg5 Kf7 45. gxf6 gxf6 46. Kf5 Ke7 47. Rxf6 Kd7 48. Ke5 Kc7 49. Kd5 Nc3+ 50. Kc4 Ne4 51. Rh6 Nd6+ 52. Kd5 Nb5 53. Rh7+ Kd8 54. a4 Nc3+ 55. Kd6 Ke8 56. Ra7 Kf8 57. Kc6 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2003.08.08"]
[Round "11"]
[White "De Vries, Jan Pieter"]
[Black "Schippers, Maurice"]
[Result "1-0"]
[ECO "A57"]
[PlyCount "95"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. b3 b4 5. Bg5 d6 6. a3 bxa3 7. Nxa3 Nbd7 8. Nb5 a6 9. Nf3 Bb7 10. Nc3 g6 11. e4 Bg7 12. Bd3 0-0 13. Qd2 Qb6 14. Bc2 Qb4 15. Ra4 Qb6 16. 0-0 Rab8 17. Bf4 Qc7 18. h3 Nb6 19. Ra2 Rbd8 20. Ne1 e6 21. Nd3 Qc8 22. Bg5 e5 23. f4 exf4 24. Bxf4 Rfe8 25. Bg5 Nbd7 26. Nf2 h5 27. h4 Ne5 28. Nh3 Neg4 29. Bd1 Rd7 30. Na4 Qc7 31. Qd3 Ne5 32. Qb1 Neg4 33. Qc2 Nxe4 34. Bf4 Bd4+ 35. Kh1 Nef2+ 36. Nxf2 Nxf2+ 37. Rxf2 Re1+ 38. Kh2 Bxf2 39. Qxf2 Rxd1 40. Nc3 Rd4 41. Bg5 Qc8 42. Qf6 Qf8 43. Re2 Kh7 44. Na4 Qg7 45. Qf3 a5 46. Re8 Rc7 47. Bf6 Rxh4+ 48. Kg1 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2003.08.08"]
[Round "7"]
[White "Euser, Maarten"]
[Black "De Vries, Jan Pieter"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "48"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. Bg5 f6 6. Bh4 Bg4 7. h3 Bh5 8. Nc3 Nge7 9. g4 Bg6 10. Qe2 Rf8 11. 0-0-0 h5 12. Nd2 Qd7 13. Rhg1 Nd4 14. Qf1 hxg4 15. hxg4 Rh8 16. Qh3 b5 17. Bd5 Nxd5 18. Nxd5 Ne2+ 19. Kb1 Nxg1 20. Rxg1 Bxf2 21. Nf3 Bxg1 22. Nxg1 c6 23. Qg3 cxd5 24. exd5 a5 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2003.08.08"]
[Round "9"]
[White "Ootes, Lars"]
[Black "De Vries, Jan Pieter"]
[Result "0-1"]
[ECO "D10"]
[PlyCount "62"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 c6 2. d4 d5 3. Nc3 dxc4 4. Bf4 b5 5. e4 Bd7 6. Nf3 Nf6 7. e5 Nd5 8. Nxd5 cxd5 9. g3 h6 10. Bg2 e6 11. 0-0 Bb4 12. Qc1 Nc6 13. Rd1 Rc8 14. Qe3 Ne7 15. Qe2 Ba5 16. h4 Bb6 17. g4 b4 18. Rac1 a6 19. Bf1 Bb5 20. Qe1 Ba5 21. Qe3 h5 22. Bg5 hxg4 23. Nh2 Qc7 24. Nxg4 Nf5 25. Qh3 Bb6 26. a3 bxa3 27. Qxa3 Nxd4 28. Kg2 Nb3 29. Rc3 Bc5 30. Qa2 Qb7 31. Be3 d4+ 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2003.08.08"]
[Round "10"]
[White "Ter Schegget, Bram"]
[Black "De Vries, Jan Pieter"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "54"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nc3 Bb4 6. Ndb5 Kd8 7. Bd3 Nf6 8. Be3 Nxe4 9. Bxe4 Qxe4 10. 0-0 Bxc3 11. bxc3 a6 12. Nd6 Qe6 13. Nxc8 Kxc8 14. Re1 Qf6 15. Qh5 g6 16. Qg4 Qxc3 17. Rad1 f5 18. Qe2 b6 19. Rd3 Qg7 20. Red1 d6 21. Qf3 Kd7 22. Bxb6 Ne5 23. Qb7 Rhc8 24. Rxd6+ Ke8 25. Bc5 Qf7 26. R6d5 Qe6 27. Qb2 Qf7 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2003.08.07"]
[Round "8"]
[White "De Vries, Jan Pieter"]
[Black "Mostertman, Milan"]
[Result "1-0"]
[ECO "E90"]
[PlyCount "91"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Bg5 Nbd7 7. Bd3 c5 8. d5 Qb6 9. Qd2 a6 10. 0-0 Rb8 11. a3 Qa5 12. Rfb1 Re8 13. b4 Qc7 14. b5 b6 15. Bh6 Bh8 16. a4 a5 17. Re1 Ng4 18. Bf4 Nde5 19. Be2 Nxf3+ 20. Bxf3 Ne5 21. Be2 Bg4 22. f3 Bd7 23. Bg3 Rec8 24. Rac1 Qd8 25. f4 Ng4 26. h3 Bd4+ 27. Kh1 Be3 28. Qc2 Bxc1 29. Qxc1 Nf6 30. e5 Ne8 31. Bd3 Ng7 32. Bh2 Nf5 33. g4 Nd4 34. Kg2 Qf8 35. Ne2 Nxe2 36. Rxe2 Re8 37. f5 Rbd8 38. Rf2 Qg7 39. e6 fxe6 40. fxe6 Bc8 41. Rf7 Qd4 42. Qh6 Qb2+ 43. Kh1 Qa1+ 44. Bg1 Qh8 45. Bxg6 hxg6 46. Qxg6+ 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2003.08.06"]
[Round "4"]
[White "Alssema, Etien"]
[Black "De Vries, Jan Pieter"]
[Result "0-1"]
[ECO "C21"]
[PlyCount "50"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Bb4+ 6. Nc3 Nf6 7. e5 Ne4 8. Qf3 Ng5 9. Qf4 0-0 10. Nge2 Ne6 11. Qg3 Nc6 12. Bd3 Bc5 13. 0-0 Nb4 14. Be4 Qg5 15. Qh3 g6 16. Nd5 Nxd5 17. Bxd5 d6 18. exd6 Nf4 19. Nxf4 Bxh3 20. Nxh3 Qxd5 21. dxc7 Rac8 22. Rad1 Qf5 23. Rde1 Rxc7 24. Re5 Qc2 25. Bc1 Bd4 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2003.08.06"]
[Round "6"]
[White "De Vries, Jan Pieter"]
[Black "Kleijn, Christov"]
[Result "0-1"]
[ECO "E70"]
[PlyCount "50"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bg5 Nbd7 6. Bd3 e5 7. d5 c6 8. Nge2 Qc7 9. Rc1 0-0 10. Qd2 Nc5 11. Bb1 a5 12. 0-0 Ne8 13. f4 exf4 14. Nxf4 h6 15. Nxg6 fxg6 16. Rxf8+ Bxf8 17. Bxh6 Bxh6 18. Qxh6 Qg7 19. Qg5 Bd7 20. Rd1 Nf6 21. dxc6 Bxc6 22. Rxd6 Ncxe4 23. Bxe4 Nxe4 24. Nxe4 Bxe4 25. Rb6 Qd4+ 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2003.08.05"]
[Round "4"]
[White "De Vries, Jan Pieter"]
[Black "Claushuis, Michael"]
[Result "1-0"]
[ECO "D11"]
[PlyCount "54"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 c6 2. c4 d5 3. Nf3 Bf5 4. Nc3 e6 5. Bf4 Nd7 6. e3 Bb4 7. Qb3 Bxc3+ 8. bxc3 Qb6 9. Qd1 Qd8 10. Nd2 Ngf6 11. Be2 Be4 12. Nxe4 Nxe4 13. Qc2 Qa5 14. Rc1 Nb6 15. f3 Nf6 16. c5 Nc4 17. Qb3 0-0 18. Bxc4 dxc4 19. Qxc4 Nd5 20. Bd6 Rfc8 21. Qe2 Nf6 22. 0-0 Ne8 23. Bg3 Nf6 24. Qb2 b6 25. cxb6 axb6 26. Rf2 Nd5 27. Re2 Ra6 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2003.08.05"]
[Round "3"]
[White "Munnik, Talitha"]
[Black "De Vries, Jan Pieter"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "85"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nc3 Bb4 6. Qd3 Nf6 7. Nxc6 dxc6 8. Bd2 Be6 9. g3 Qh5 10. Bg2 Rd8 11. Qe3 Bc5 12. Qg5 Bd4 13. Qxh5 Nxh5 14. 0-0 0-0 15. Bf4 Rd7 16. Ne2 Bc4 17. Rfe1 Bf6 18. e5 Nxf4 19. gxf4 Bh4 20. Ng3 Rd2 21. b3 Be6 22. Re2 Rfd8 23. Rxd2 Rxd2 24. c4 f6 25. Ne4 Rc2 26. f3 Bf5 27. exf6 gxf6 28. Ng3 Bc8 29. Kf1 Rd2 30. Ne4 Rc2 31. Ng3 b5 32. Re1 Kf7 33. Re2 Rc3 34. cxb5 cxb5 35. Kf2 Ba6 36. Re3 Rc5 37. Bf1 Bb7 38. Bh3 Rc2+ 39. Re2 Rc1 40. Be6+ Kf8 41. Kg2 Rc3 42. Bg4 Kg7 43. Nf5+ 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2003.08.05"]
[Round "2"]
[White "Schakel, Milly"]
[Black "De Vries, Jan Pieter"]
[Result "0-1"]
[ECO "D51"]
[PlyCount "78"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e6 4. Nf3 Nf6 5. Bg5 h6 6. Bh4 Nbd7 7. e3 Bb4 8. a3 Bxc3+ 9. bxc3 Qa5 10. Qc2 Ne4 11. Bd3 Qxc3+ 12. Qxc3 Nxc3 13. cxd5 Nxd5 14. e4 Nf4 15. Bf1 0-0 16. Bg3 Ng6 17. Bd3 Rd8 18. 0-0 c5 19. d5 exd5 20. exd5 Nb6 21. d6 Be6 22. Rac1 c4 23. Bxg6 fxg6 24. Rfe1 Bf5 25. Nd2 Rac8 26. Re7 Rd7 27. Re3 Bd3 28. Nf3 g5 29. Ne5 Rxd6 30. Nf7 Rd7 31. Ne5 Rdd8 32. f3 Na4 33. Nxd3 cxd3 34. Rxc8 Rxc8 35. Rxd3 Rc3 36. Rd1 Kh7 37. Rd7 Nc5 38. Rc7 Rc1+ 39. Kf2 Nd3+ 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2003.08.04"]
[Round "1"]
[White "De Vries, Jan Pieter"]
[Black "Kers, Ricardo"]
[Result "1-0"]
[ECO "A40"]
[PlyCount "29"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 e5 2. dxe5 Bb4+ 3. c3 Ba5 4. Nf3 Qe7 5. Bg5 Qe6 6. Bf4 g5 7. Nxg5 Qf5 8. e3 h6 9. Bd3 Qxf4 10. exf4 hxg5 11. fxg5 Ne7 12. Qf3 Rg8 13. Bc4 Rxg5 14. Qxf7+ Kd8 15. Qf8# 1-0

[Event "NED-ch U12 playoff"]
[Site "Schagen"]
[Date "2003.06.01"]
[Round "2"]
[White "De Vries, Jan Pieter"]
[Black "Kleijn, Christov"]
[Result "0-1"]
[ECO "E74"]
[PlyCount "78"]
[EventDate "2003.06.??"]
[EventType "match"]
[EventRounds "4"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 Nbd7 7. Qd2 c5 8. d5 Ne5 9. h4 h5 10. f3 Bd7 11. 0-0-0 Qc8 12. Nh3 Re8 13. Nf2 a6 14. Rh2 b5 15. cxb5 axb5 16. b3 b4 17. Nb1 c4 18. Qc2 Rxa2 19. bxc4 Rxc2+ 20. Kxc2 Nxc4 21. Rc1 Ba4+ 22. Kd3 Qa6 23. Rxc4 Bb5 24. Nd2 Qa3+ 25. Kc2 Qa2+ 26. Kd1 Bxc4 27. Bxc4 Qa1+ 28. Ke2 Rb8 29. Rh1 Qa3 30. Rb1 Nd7 31. Bxe7 Bh6 32. Nb3 Qa2+ 33. Ke1 Qxb1+ 34. Nd1 Qc2 35. Bxd6 Qxc4 36. Bxb8 Qxb3 37. Bh2 Qc2 38. f4 Nc5 39. Ne3 Nd3+ 0-1

[Event "NED-ch U12 playoff"]
[Site "Schagen"]
[Date "2003.06.01"]
[Round "4"]
[White "De Vries, Jan Pieter"]
[Black "Kleijn, Christov"]
[Result "0-1"]
[ECO "D40"]
[PlyCount "72"]
[EventDate "2003.06.??"]
[EventType "match"]
[EventRounds "4"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. e3 Nf6 5. Nc3 Nc6 6. Be2 Be7 7. 0-0 0-0 8. Re1 cxd4 9. exd4 dxc4 10. Bxc4 Bb4 11. Bf4 Nd5 12. Nxd5 exd5 13. Re2 dxc4 14. a3 Bd6 15. Bxd6 Qxd6 16. Rc1 Be6 17. Rd2 Bd5 18. Ne1 Rfe8 19. Nc2 Qg6 20. Qf1 Ne7 21. Ne3 Rac8 22. Re2 Be4 23. Rd2 Bd3 24. Qe1 Nf5 25. b3 Nxd4 26. Kh1 Nxb3 27. Rc3 Nxd2 28. Qxd2 Red8 29. Qc1 b5 30. h3 Qd6 31. Kg1 Be4 32. Kh1 Qd2 33. Qa1 Qxf2 34. Qc1 Rd2 35. Qg1 Qxg1+ 36. Kxg1 Rd3 0-1

[Event "NED-ch U12 playoff"]
[Site "Schagen"]
[Date "2003.06.01"]
[Round "1"]
[White "Kleijn, Christov"]
[Black "De Vries, Jan Pieter"]
[Result "0-1"]
[ECO "C79"]
[PlyCount "76"]
[EventDate "2003.06.??"]
[EventType "match"]
[EventRounds "4"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 d6 6. d4 b5 7. dxe5 dxe5 8. Bb3 Bd6 9. Re1 0-0 10. Bg5 Bg4 11. c3 Re8 12. Bd5 Bd7 13. Nbd2 Qe7 14. Qc2 Bc5 15. Nb3 Bb6 16. Rad1 Rad8 17. Rd2 Qd6 18. Bxf7+ Kxf7 19. Rxd6 cxd6 20. h3 Rg8 21. Rd1 Bc8 22. Qd3 Ne7 23. Be3 Bc7 24. Ng5+ Kf8 25. Qc2 h6 26. Nf3 Bb7 27. Nbd2 Rc8 28. Nh2 Bb8 29. Ng4 Nc6 30. Nxf6 gxf6 31. Bxh6+ Kf7 32. Qb3+ Ke7 33. Nf1 Rg6 34. Be3 Rcg8 35. Kh1 Na5 36. Qc2 Nc4 37. b3 Rxg2 38. bxc4 Rg1+ 0-1

[Event "NED-ch U12 playoff"]
[Site "Schagen"]
[Date "2003.06.01"]
[Round "3"]
[White "Kleijn, Christov"]
[Black "De Vries, Jan Pieter"]
[Result "1/2-1/2"]
[ECO "C84"]
[PlyCount "195"]
[EventDate "2003.06.??"]
[EventType "match"]
[EventRounds "4"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. d4 b5 7. Bb3 d6 8. c3 0-0 9. Be3 Bg4 10. Nbd2 Re8 11. Qc2 Na5 12. dxe5 Nxb3 13. axb3 dxe5 14. Nxe5 Bd6 15. Nxg4 Nxg4 16. h3 Nxe3 17. fxe3 Qg5 18. Rae1 Qg3 19. Nf3 h5 20. Qf2 Qxf2+ 21. Rxf2 Rxe4 22. Rd2 Rae8 23. Kf2 Bc5 24. Rd3 Bb6 25. Nd4 c5 26. Nc2 c4 27. bxc4 bxc4 28. Rd6 R4e6 29. Rxe6 Rxe6 30. Nd4 Re7 31. Ra1 a5 32. Ra4 Rc7 33. Kf3 Kf8 34. Nf5 Rc6 35. Nd4 Rc5 36. Kf4 g6 37. Ra1 Ke7 38. Rd1 f6 39. Re1 Rg5 40. Re2 Kd6 41. e4 Rc5 42. Re1 Bc7 43. Ke3 Re5 44. Nf3 Re7 45. Kd4 Bd8 46. Kxc4 Rc7+ 47. Kd3 Rb7 48. Kc2 Rb5 49. Nd4 Re5 50. Nf3 Rc5 51. Kd3 Bb6 52. c4 Ba7 53. Nd4 Bb6 54. h4 g5 55. Nf5+ Ke5 56. Rf1 gxh4 57. Nxh4 Ke6 58. Nf3 Rc7 59. Rh1 Rh7 60. Nd4+ Ke5 61. Nc6+ Kf4 62. Rf1+ Kg5 63. Rf5+ Kg6 64. Nxa5 Rd7+ 65. Kc3 Bd4+ 66. Kc2 Be5 67. Nc6 Bh2 68. Rd5 Rc7 69. Rc5 Kg7 70. Rxh5 Bd6 71. Nd4 Rxc4+ 72. Kd3 Rb4 73. Nf5+ Kg6 74. Rh1 Be5 75. Ne7+ Kf7 76. Nd5 Rxb2 77. g4 Rg2 78. Ne3 Rg3 79. Re1 Bf4 80. Kd4 Be5+ 81. Kd5 Bb8 82. Kd4 Ba7+ 83. Kd3 Bb6 84. Re2 Ke6 85. Kd2 Ba5+ 86. Kc2 Bb6 87. Nd5 Bd4 88. Rd2 Be5 89. Re2 Rxg4 90. Kd3 Rg3+ 91. Re3 Rg1 92. Nc3 Ra1 93. Nd5 Rd1+ 94. Ke2 Rd4 95. Nc3 Bf4 96. Rd3 Rc4 97. Kf3 Be5 98. Nd5 1/2-1/2

[Event "NED-ch U12"]
[Site "Schagen"]
[Date "2003.05.31"]
[Round "9"]
[White "De Vries, Jan Pieter"]
[Black "Ter Schegget, Bram"]
[Result "1-0"]
[ECO "D06"]
[PlyCount "78"]
[EventDate "2003.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. cxd5 Nxd5 4. Nf3 e6 5. e4 Nb6 6. Bf4 Bd6 7. Bg3 Bxg3 8. hxg3 c6 9. Bd3 h6 10. Nc3 N8d7 11. Bc2 Nf6 12. Qd3 Qc7 13. Rc1 Bd7 14. Bb1 a6 15. b4 Rc8 16. 0-0 Qd8 17. Rfe1 Qe7 18. a3 Rd8 19. Rcd1 Bc8 20. Bc2 Nbd7 21. e5 Nd5 22. Nxd5 cxd5 23. Nh4 b5 24. Re3 Nf8 25. f4 g5 26. fxg5 hxg5 27. Nf3 Ng6 28. Qd2 Kd7 29. Rc3 Bb7 30. Nxg5 Rh5 31. Nh3 Rc8 32. Rf3 Rf8 33. Rdf1 Nh8 34. Nf4 Rg5 35. Nxe6 fxe6 36. Rxf8 Rh5 37. Bg6 Nxg6 38. R8f7 Qxf7 39. Rxf7+ Kc8 1-0

[Event "NED-ch U12"]
[Site "Schagen"]
[Date "2003.05.31"]
[Round "8"]
[White "Kleijn, Christov"]
[Black "De Vries, Jan Pieter"]
[Result "1-0"]
[ECO "C84"]
[PlyCount "111"]
[EventDate "2003.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 d6 5. d4 a6 6. Ba4 b5 7. Bb3 Bg4 8. c3 Be7 9. Be3 Qd7 10. Nbd2 0-0 11. Qc2 Na5 12. dxe5 Nxb3 13. axb3 Bxf3 14. Nxf3 dxe5 15. Nxe5 Qe6 16. f4 Bd6 17. Rae1 Bxe5 18. fxe5 Qxe5 19. Bd4 Qe6 20. Qd3 Rad8 21. Qg3 Kh8 22. Qh4 Ng4 23. h3 Ne5 24. Rf5 Ng6 25. Qg3 Rd7 26. b4 Qb3 27. Qf2 Re8 28. h4 f6 29. h5 Nf8 30. h6 Ng6 31. hxg7+ Kxg7 32. Rxf6 Kg8 33. Qf5 Rg7 34. Rxa6 Nh4 35. Qh5 Rxg2+ 36. Kh1 Qf7 37. Qxf7+ Kxf7 38. Rh6 Nf3 39. Rf6+ Kg8 40. Rxf3 Rg6 41. e5 Ree6 42. Rg1 Kg7 43. Rf6 Rexf6 44. exf6+ Kf7 45. Rxg6 Kxg6 46. Kg2 c6 47. Kg3 Kf7 48. Kg4 Kg6 49. Kh4 h6 50. Kg4 Kf7 51. Kh5 c5 52. bxc5 Kg8 53. Kg6 h5 54. f7+ Kf8 55. Bg7+ Ke7 56. f8Q+ 1-0

[Event "NED-ch U12"]
[Site "Schagen"]
[Date "2003.05.31"]
[Round "7"]
[White "Schenkeveld, Daniel"]
[Black "De Vries, Jan Pieter"]
[Result "0-1"]
[ECO "C25"]
[PlyCount "80"]
[EventDate "2003.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 d6 5. Bc4 h6 6. 0-0 g5 7. d4 Bg7 8. Bb5 a6 9. Bxc6+ bxc6 10. Qd3 Ne7 11. Nd2 a5 12. Ne2 0-0 13. Qf3 Ba6 14. c4 d5 15. Qd3 Ng6 16. b3 dxc4 17. bxc4 c5 18. Bb2 Ne5 19. Qc2 Ng4 20. Qb3 Rb8 21. Qa3 Ne3 22. Rfc1 cxd4 23. Rab1 Re8 24. Qxa5 Bb7 25. Ba1 Ra8 26. Qc5 Bxe4 27. Nxe4 Rxe4 28. Rb7 Qd6 29. Qb5 Re5 30. Rb8+ Rxb8 31. Qxb8+ Bf8 32. Bxd4 Re6 33. Rb1 Nxg2 34. Kxg2 Rxe2+ 35. Kf1 Rxh2 36. Bf2 Qd3+ 37. Kg1 Qh3 38. Qb7 g4 39. Rb2 f3 40. Bd4 Qg3+ 0-1

[Event "NED-ch U12"]
[Site "Schagen"]
[Date "2003.05.30"]
[Round "6"]
[White "De Vries, Jan Pieter"]
[Black "Burg, Brent"]
[Result "1/2-1/2"]
[ECO "A80"]
[PlyCount "123"]
[EventDate "2003.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 f5 2. Bf4 d6 3. e3 Nf6 4. Nf3 g6 5. Bc4 Bg7 6. Bb3 e6 7. Ng5 Qe7 8. 0-0 h6 9. Nf3 g5 10. Bg3 0-0 11. h4 Ne4 12. Nbd2 Nxg3 13. fxg3 g4 14. Nh2 Kh8 15. Nb1 e5 16. Nc3 c6 17. Ne2 Be6 18. d5 cxd5 19. Bxd5 Nc6 20. Nc3 h5 21. Rf2 Rad8 22. Qd2 Nb4 23. Raf1 Nxd5 24. Nxd5 Qd7 25. a3 Bh6 26. Re1 b6 27. Nf1 Qb7 28. Rd1 Rc8 29. c3 Rc5 30. Nb4 d5 31. Nd3 Rcc8 32. Nxe5 Qg7 33. Qd4 Qf6 34. Ng6+ Kg7 35. Nxf8 Rxf8 36. Qxf6+ Kxf6 37. Re1 Ke5 38. Nd2 Rc8 39. Nb3 Ke4 40. Rfe2 Bd7 41. Nd4 a6 42. Kf1 Rc4 43. Rc1 b5 44. Kf2 Rc8 45. Rd1 Rc4 46. Nb3 Rc8 47. Rc1 Be6 48. Rcc2 Bd7 49. Na5 Ke5 50. b3 Be6 51. Re1 Bf8 52. Ra1 Bc5 53. a4 Bb4 54. axb5 axb5 55. c4 Ke4 56. Ke2 Ra8 57. Rca2 Bc3 58. cxd5 Bxd5 59. Nc6 Rxa2+ 60. Rxa2 Bxc6 61. Ra6 Kd5 62. Ra7 1/2-1/2

[Event "NED-ch U12"]
[Site "Schagen"]
[Date "2003.05.30"]
[Round "5"]
[White "De Vries, Jan Pieter"]
[Black "Sahakian, Levon"]
[Result "1-0"]
[ECO "D37"]
[PlyCount "79"]
[EventDate "2003.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bf4 b6 5. Nc3 Bb7 6. e3 c5 7. Be2 h6 8. Qb3 Be7 9. h3 0-0 10. 0-0 Nc6 11. Rad1 Na5 12. Qc2 cxd4 13. Nxd4 Qc8 14. cxd5 Nxd5 15. Nxd5 Bxd5 16. Qxc8 Raxc8 17. b3 Nc6 18. Nb5 e5 19. Bxh6 Bxg2 20. Kxg2 gxh6 21. Bf3 Nb4 22. Nxa7 Rc2 23. a3 Na6 24. Nb5 f5 25. Bd5+ Kh8 26. Rc1 Rxc1 27. Rxc1 Nc5 28. Bc4 Rf6 29. Nc7 Rg6+ 30. Kf1 Ne4 31. a4 Rc6 32. Nd5 Bh4 33. Rc2 Nd6 34. Bd3 Rxc2 35. Bxc2 e4 36. Nxb6 Bd8 37. a5 Nb5 38. b4 Na7 39. Ba4 Kg8 40. Bd7 1-0

[Event "NED-ch U12"]
[Site "Schagen"]
[Date "2003.05.30"]
[Round "4"]
[White "Ten Hagen, Yorick"]
[Black "De Vries, Jan Pieter"]
[Result "0-1"]
[ECO "D35"]
[PlyCount "50"]
[EventDate "2003.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. cxd5 exd5 6. Nxd5 Nxd5 7. Bd2 N7f6 8. e3 Bf5 9. f3 Bg6 10. e4 Nb6 11. Bc3 Be7 12. Bd3 0-0 13. Ne2 Nfd7 14. Qc2 a6 15. 0-0-0 c5 16. dxc5 Bxc5 17. h4 h6 18. g4 Rc8 19. Kb1 Bb4 20. Qd2 Bxc3 21. Nxc3 Ne5 22. Qe2 Nxd3 23. Rxd3 Qe7 24. f4 Rxc3 25. Rxc3 Qxe4+ 0-1

[Event "NED-ch U12"]
[Site "Schagen"]
[Date "2003.05.29"]
[Round "1"]
[White "De Vries, Jan Pieter"]
[Black "De Ruiter, Danny"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "129"]
[EventDate "2003.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Bf4 Bf5 4. Nc3 e6 5. e3 Bb4 6. Nf3 Nf6 7. Be2 Ne4 8. Rc1 Nxc3 9. bxc3 Ba3 10. Rb1 Bxb1 11. Qxb1 Qb6 12. Qxb6 axb6 13. Bc7 dxc4 14. Bxb6 Nd7 15. Bc7 Bb2 16. Kd2 b5 17. Kc2 Ba3 18. Be5 Nxe5 19. Nxe5 Bd6 20. Bf3 0-0 21. Bxc6 Rxa2+ 22. Kb1 Ra3 23. Kb2 Rb3+ 24. Kc2 Bxe5 25. dxe5 Ra8 26. Bxa8 Ra3 27. Bc6 Ra2+ 28. Kb1 Rxf2 29. Rd1 g6 30. Bf3 Kf8 31. h3 Ke7 32. e4 h5 33. Rd4 Rf1+ 34. Rd1 Rf2 35. Kc1 Ra2 36. Rd2 Ra1+ 37. Kb2 Ra7 38. Rd6 Rb7 39. Ka3 f6 40. Rc6 fxe5 41. Kb4 h4 42. Rc5 Kd6 43. Rxb5 Rc7 44. Bg4 Rc6 45. Ka5 g5 46. Rb6 Kc5 47. Rxc6+ Kxc6 48. Bxe6 Kc5 49. Bd5 g4 50. hxg4 h3 51. gxh3 Kd6 52. h4 Ke7 53. g5 Kf8 54. h5 Kg7 55. Be6 Kh7 56. Bf5+ Kg7 57. h6+ Kg8 58. g6 Kh8 59. Kb5 Kg8 60. Be6+ Kh8 61. g7+ Kh7 62. g8Q+ Kxh6 63. Bf5 Kh5 64. Kxc4 Kh4 65. Qg4# 1-0

[Event "NED-ch U12"]
[Site "Schagen"]
[Date "2003.05.29"]
[Round "3"]
[White "De Vries, Jan Pieter"]
[Black "Zijlstra, Jelle"]
[Result "1-0"]
[ECO "E61"]
[PlyCount "109"]
[EventDate "2003.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bf4 d6 6. e4 Bd7 7. Bd3 c5 8. d5 Qb6 9. b3 Na6 10. 0-0 Nc7 11. Rc1 e6 12. Qc2 a5 13. Rb1 e5 14. Be3 Bg4 15. Be2 Na6 16. a3 Rfe8 17. Qd2 Qd8 18. h3 Bd7 19. Bd3 Qc8 20. Nh2 b6 21. f4 Nh5 22. Rf3 Qd8 23. Rbf1 Qe7 24. Nb5 Bxb5 25. cxb5 Nc7 26. a4 Nxd5 27. exd5 e4 28. Bxe4 Qxe4 29. Re1 Qb4 30. Qd1 Bd4 31. Kh1 Nxf4 32. Bd2 Rxe1+ 33. Bxe1 Qa3 34. Rxf4 Re8 35. Nf3 Be3 36. Rc4 Qa2 37. Rc3 Bf4 38. Nd2 Re5 39. Rc2 Qa3 40. Nf3 Re8 41. Qb1 h6 42. Ra2 Qc1 43. Qxc1 Bxc1 44. Bd2 Bxd2 45. Rxd2 Re3 46. Rb2 Kg7 47. Kg1 Kf6 48. Nd2 Kf5 49. Nc4 Re7 50. Nxd6+ Ke5 51. Nc4+ Kxd5 52. Rd2+ Ke6 53. Re2+ Kd7 54. Nxb6+ Kd6 55. Nc8+ 1-0

[Event "NED-ch U12"]
[Site "Schagen"]
[Date "2003.05.29"]
[Round "2"]
[White "Jacobse, Justin"]
[Black "De Vries, Jan Pieter"]
[Result "1/2-1/2"]
[ECO "C44"]
[PlyCount "73"]
[EventDate "2003.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d3 Bc5 4. Be3 Bb6 5. Be2 d6 6. Nc3 Nf6 7. 0-0 Ne7 8. Bxb6 axb6 9. a3 Ng6 10. Na2 Be6 11. c4 0-0 12. Nc3 Nh5 13. Nd2 Nhf4 14. b4 Qg5 15. g3 h5 16. Nf3 Nxe2+ 17. Qxe2 Qg4 18. Nd2 Qg5 19. Nd5 Bh3 20. Rfe1 Rac8 21. Nc3 Nf4 22. Qe3 Qg6 23. Nd5 Nxd5 24. cxd5 f5 25. exf5 Bxf5 26. Ne4 h4 27. Red1 hxg3 28. fxg3 Qf7 29. Nc3 Qg6 30. Ra2 Bg4 31. Rdd2 Rf3 32. Qe4 Qxe4 33. Nxe4 Bf5 34. Rf2 Bxe4 35. dxe4 Re3 36. Rfe2 Rc3 37. Rec2 1/2-1/2

[Event "NED-chB sf"]
[Site "Leeuwarden"]
[Date "2002.12.08"]
[Round "2.2"]
[White "De Vries, Jan Pieter"]
[Black "Mulder, Catrinus"]
[Result "0-1"]
[ECO "A69"]
[WhiteElo "1858"]
[BlackElo "1981"]
[PlyCount "78"]
[EventDate "2002.11.30"]
[EventType "k.o."]
[EventRounds "3"]
[EventCountry "NED"]
[SourceTitle "CBM 091 Extra"]
[Source "ChessBase"]
[SourceDate "2003.01.09"]
[SourceVersion "1"]
[SourceVersionDate "2003.01.09"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 Re8 10. e5 Ng4 11. h3 Nh6 12. 0-0 Nf5 13. Bb5 Bd7 14. Re1 Qb6 15. Qa4 Bxb5 16. Qxb5 Na6 17. Qxb6 axb6 18. Nb5 Rad8 19. Bd2 dxe5 20. fxe5 Rxd5 21. Bc3 c4 22. a4 Red8 23. g4 Ne7 24. Nd6 Nc5 25. Ng5 Nd3 26. Ngxf7 Nxe1 27. Rxe1 Rf8 28. Ng5 Nc6 29. Ne6 Nxe5 30. Bxe5 Rxe5 31. Rxe5 Bxe5 32. Nxf8 Bxd6 33. Nd7 Kf7 34. Kf1 Bc7 35. g5 Ke6 36. Nf6 h6 37. Ne4 hxg5 38. Nxg5+ Kd5 39. Ke2 Be5 0-1

[Event "NED-chB sf"]
[Site "Leeuwarden"]
[Date "2002.12.07"]
[Round "2.1"]
[White "Mulder, Catrinus"]
[Black "De Vries, Jan Pieter"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "1981"]
[BlackElo "1858"]
[PlyCount "69"]
[EventDate "2002.11.30"]
[EventType "k.o."]
[EventRounds "3"]
[EventCountry "NED"]
[SourceTitle "CBM 091 Extra"]
[Source "ChessBase"]
[SourceDate "2003.01.09"]
[SourceVersion "1"]
[SourceVersionDate "2003.01.09"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be3 Qb6 6. Qd2 Bd7 7. Nf3 f6 8. Bd3 c4 9. Be2 Nge7 10. 0-0 Ng6 11. exf6 gxf6 12. h4 Bd6 13. h5 Nge7 14. Nh4 0-0-0 15. Qc2 Qc7 16. b3 Na5 17. Nd2 Bh2+ 18. Kh1 Bf4 19. Bxf4 Qxf4 20. g3 Qc7 21. Rfb1 e5 22. bxc4 dxc4 23. dxe5 Qxe5 24. Bf3 Bc6 25. Re1 Bxf3+ 26. Ndxf3 Qc5 27. Qe4 Rd7 28. Kg2 Nac6 29. Qe6 Rhd8 30. Qxf6 Qxh5 31. Ne5 Nd5 32. Qf5 Qxf5 33. Nxf5 Nxe5 34. Rxe5 Nxc3 35. Rc1 1/2-1/2

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.10"]
[Round "13"]
[White "De Vries, Jan Pieter"]
[Black "Van Splunter, Jacco"]
[Result "1-0"]
[ECO "D30"]
[PlyCount "51"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. Bf4 Nc6 6. e3 Bg4 7. Bb5 Nf6 8. Nc3 Be7 9. h3 Bh5 10. g4 Bg6 11. Ne5 Qb6 12. Qa4 Rc8 13. g5 Ne4 14. Nxd5 Qd8 15. Nxc6 bxc6 16. Bxc6+ Kf8 17. Bb7 cxd4 18. Bxc8 Qxd5 19. Qxd4 Qd8 20. Bg4 Nxg5 21. Ke2 Bf6 22. Qc5+ Be7 23. Bd6 Bxd6 24. Qxd6+ Kg8 25. Rac1 f5 26. Qd7 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.09"]
[Round "10"]
[White "De Vries, Jan Pieter"]
[Black "Pan, Chen Xie"]
[Result "1-0"]
[ECO "A40"]
[PlyCount "47"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 e5 2. dxe5 d6 3. exd6 Bxd6 4. Nc3 Bf5 5. e4 Qe7 6. Bd3 Nc6 7. Qe2 Bg6 8. a3 0-0-0 9. Nf3 Bh5 10. Bd2 Nd4 11. Qe3 Nxf3+ 12. gxf3 Bc5 13. Qe2 Qf6 14. Nd5 Qxf3 15. Qxf3 Bxf3 16. Rg1 g6 17. Bc3 f6 18. Nxf6 h6 19. Nd7 Rxd7 20. Bxh8 Rf7 21. Rxg6 Bh5 22. Rxg8+ Kd7 23. Rg7 Bxf2+ 24. Kf1 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.09"]
[Round "12"]
[White "De Vries, Jan Pieter"]
[Black "Verstraten, Kamiel"]
[Result "1-0"]
[ECO "B07"]
[PlyCount "47"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d6 2. e4 g6 3. Bc4 Bg7 4. Nc3 Nf6 5. Bg5 h6 6. Bh4 Nc6 7. Nge2 Bd7 8. a3 e5 9. dxe5 Nxe5 10. Bb3 g5 11. Bg3 Qe7 12. Nd5 Nxd5 13. Bxd5 c6 14. Bb3 Be6 15. Nd4 d5 16. exd5 Bxd5 17. Bxd5 cxd5 18. Nf5 Nc4+ 19. Nxe7 Kxe7 20. Qxd5 Nd6 21. Qxd6+ Ke8 22. 0-0 Rd8 23. Rfe1+ Be5 24. Rxe5# 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.09"]
[Round "11"]
[White "Tillema, Mendelt"]
[Black "De Vries, Jan Pieter"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "61"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. d3 h6 6. Be3 Bb4 7. 0-0 d6 8. Nd5 Ba5 9. a3 Bg4 10. b4 Bb6 11. Rb1 Bd4 12. Rb3 a6 13. b5 axb5 14. Bxb5 Kf8 15. c3 Bxe3 16. Nxe3 Na5 17. Rb2 c6 18. Bc4 b5 19. Ba2 Nb7 20. c4 Nc5 21. cxb5 Rxa3 22. Bc4 cxb5 23. Bxb5 Qb6 24. Qb1 Qc7 25. Bc4 h5 26. Ng5 Be2 27. Rxe2 Na4 28. Qb4 Qc5 29. Qb8+ Ne8 30. Bxf7 Ke7 31. Nd5+ 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.08"]
[Round "8"]
[White "De Vries, Jan Pieter"]
[Black "Van Nie, Jonathan"]
[Result "1/2-1/2"]
[ECO "E30"]
[PlyCount "73"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Bg5 Bb4+ 4. Nc3 h6 5. Bh4 g5 6. Bg3 Ne4 7. Rc1 b6 8. Qd3 Bb7 9. f3 Nxg3 10. hxg3 c5 11. a3 cxd4 12. Qxd4 Bxc3+ 13. Qxc3 Rh7 14. Rd1 Nc6 15. e3 Qc7 16. Kf2 0-0-0 17. Bd3 Rhh8 18. Ne2 Qe5 19. Be4 Qxc3 20. Nxc3 f5 21. Bxc6 Bxc6 22. Rc1 Kb8 23. b4 g4 24. f4 Rc8 25. a4 Rc7 26. Nb5 Rcc8 27. Nd6 Rcf8 28. b5 Bb7 29. Rh5 Kc7 30. Nxb7 Kxb7 31. Rhh1 Rc8 32. Rhd1 Rhd8 33. Rc2 Rc5 34. Rd4 d5 35. Ke2 Rdc8 36. Kd3 R8c7 37. Rc3 1/2-1/2

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.08"]
[Round "9"]
[White "Hortensius, Lisa"]
[Black "De Vries, Jan Pieter"]
[Result "1-0"]
[ECO "C30"]
[PlyCount "65"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 d6 4. Bc4 Bg4 5. Nf3 Nc6 6. h3 Bxf3 7. Qxf3 Nd4 8. Qd1 a6 9. d3 g6 10. Ne2 Nxe2 11. Qxe2 Nh5 12. Qf2 Be7 13. h4 Nf6 14. g3 h5 15. Qf3 Rh7 16. f5 c6 17. Bd2 d5 18. Bb3 d4 19. c3 Bc5 20. Bg5 Qd6 21. fxg6 Rg7 22. Qxf6 Qxf6 23. Bxf6 Rxg6 24. Bg5 Rc8 25. Rf1 Rc7 26. Kd2 Bb6 27. Rf6 dxc3+ 28. bxc3 Kf8 29. Raf1 Rxf6 30. Bxf6 Kg8 31. Bxe5 Rd7 32. Rf5 Re7 33. Rxh5 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.07"]
[Round "7"]
[White "Kuyt, Richard"]
[Black "De Vries, Jan Pieter"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "94"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. 0-0 Bc5 6. Nc3 d6 7. h3 Be6 8. Bb3 Qd7 9. Bxe6 fxe6 10. Be3 Bb4 11. Bd2 0-0-0 12. a3 Ba5 13. b4 Bb6 14. Na4 Bd4 15. c3 Bb6 16. Nxb6+ cxb6 17. b5 Ne7 18. c4 Kb8 19. a4 Rc8 20. a5 Qc7 21. Qa4 Nd7 22. axb6 Qxb6 23. Ba5 Qc5 24. b6 Nxb6 25. Bxb6 axb6 26. Rfb1 Kc7 27. Rb5 Qc6 28. Qb4 Rb8 29. Nxe5 Qc5 30. Rxc5+ bxc5 31. Qc3 dxe5 32. Qxe5+ Kd7 33. Qxc5 Nc6 34. Kf1 g5 35. e5 Ke8 36. Qd6 Kf7 37. Qc7+ Kg6 38. Qb6 Rhe8 39. Qe3 Rf8 40. Qe4+ Kg7 41. Re1 Rf5 42. d4 Rd8 43. Rb1 Rxd4 44. Rxb7+ Kg6 45. Qxc6 Rxe5 46. Qe8+ Kf5 47. Rb3 Rd1# 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.06"]
[Round "2"]
[White "Braggaar, Leonore"]
[Black "De Vries, Jan Pieter"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "53"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nb5 Qxe4+ 6. Be2 Bd6 7. 0-0 Qe5 8. Nxd6+ Qxd6 9. Qxd6 cxd6 10. Rd1 d5 11. Nc3 Nge7 12. a3 b6 13. Nxd5 Nxd5 14. Rxd5 Bb7 15. Rd1 0-0-0 16. Bf4 Rhe8 17. Bf3 Re6 18. h3 Rde8 19. Bg4 R6e7 20. Bd6 Re4 21. Bb4 Rd4 22. Rxd4 Nxd4 23. Rd1 Re4 24. f3 Ne2+ 25. Kf2 Re5 26. Bxd7+ Kc7 27. Bd6+ 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.05"]
[Round "1"]
[White "De Vries, Jan Pieter"]
[Black "Niesert, Robin"]
[Result "1-0"]
[ECO "E00"]
[PlyCount "55"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. a3 Nf6 4. Nc3 Be7 5. Bf4 Bd7 6. Nf3 0-0 7. e3 Nc6 8. Bd3 b6 9. Bc2 Ng4 10. Qd3 g6 11. h3 Nf6 12. Nb5 Na5 13. b3 Bxb5 14. cxb5 Bd6 15. Bg5 Rc8 16. Ne5 Be7 17. b4 Nc4 18. Nxc4 dxc4 19. Qxc4 Nd5 20. Bxe7 Qxe7 21. Be4 Nf6 22. Bb7 Rce8 23. Ba6 Ne4 24. Rc1 Qf6 25. Rf1 c5 26. bxc6 Nd6 27. Qd3 b5 28. c7 1-0

[Event "NED-chB sf"]
[Site "Leeuwarden"]
[Date "2001.12.09"]
[Round "2.2"]
[White "De Vries, Jan Pieter"]
[Black "Vermaat, Marcel"]
[Result "0-1"]
[ECO "A94"]
[WhiteElo "1880"]
[BlackElo "2126"]
[PlyCount "74"]
[EventDate "2001.11.17"]
[EventType "k.o."]
[EventRounds "3"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nf3 c6 6. 0-0 d5 7. b3 0-0 8. Ba3 Bxa3 9. Nxa3 Nbd7 10. Nc2 Qe8 11. Ne5 g5 12. e3 g4 13. Ne1 Nxe5 14. dxe5 Nd7 15. Qd4 Rf7 16. Nd3 Nf8 17. Nf4 Rd7 18. Rac1 b6 19. cxd5 cxd5 20. Rc2 Ba6 21. Rfc1 Rdd8 22. h3 gxh3 23. Bf3 Rac8 24. Nh5 Qb5 25. Rxc8 Rxc8 26. Rd1 Ng6 27. Nf6+ Kg7 28. Bxd5 Rd8 29. Qc3 Qc5 30. Qb2 Bb7 31. Nh5+ Kh6 32. e4 exd5 33. exf5 d4 34. Qd2+ Kxh5 35. g4+ Kxg4 36. Kh2 Qxe5+ 37. f4 Qxf4+ 0-1

[Event "NED-chB sf"]
[Site "Leeuwarden"]
[Date "2001.12.08"]
[Round "2.1"]
[White "Vermaat, Marcel"]
[Black "De Vries, Jan Pieter"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2126"]
[BlackElo "1880"]
[PlyCount "149"]
[EventDate "2001.11.17"]
[EventType "k.o."]
[EventRounds "3"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Ne7 6. Qf3 Nbc6 7. Nge2 Be6 8. a3 Ba5 9. Qg3 Ng6 10. h4 Qd6 11. Qxd6 cxd6 12. Be3 Kd7 13. Kd2 a6 14. Ng3 Rhf8 15. Nf5 Rg8 16. b4 Bd8 17. Ne2 Nge7 18. Nxe7 Bxe7 19. Bxh7 Rh8 20. Bd3 Bxh4 21. Nf4 Bf6 22. c3 Ne7 23. Nh5 Nf5 24. Nxf6+ gxf6 25. g3 Rac8 26. Bf4 Ne7 27. a4 Ng6 28. Be3 Rxh1 29. Rxh1 Rh8 30. Rxh8 Nxh8 31. f4 f5 32. g4 f6 33. gxf5 Bg8 34. Bf2 Ke7 35. a5 Nf7 36. b5 axb5 37. Bxb5 Nd8 38. Kc2 Bh7 39. Kb3 Bxf5 40. Kb4 Bc8 41. Ba4 Ne6 42. Bg3 Nc7 43. Bc2 Bd7 44. Bd3 Bc8 45. Be1 Bd7 46. Bd2 Bc8 47. Bc1 Bd7 48. Ba3 Bc8 49. Bb5 Ne6 50. Bf1 Nc7 51. Bg2 Kd8 52. Bf3 Bf5 53. c4 Be4 54. Bxe4 dxe4 55. f5 d5 56. Bc1 Kd7 57. Bf4 Na6+ 58. Kb5 dxc4 59. Kxc4 Nc7 60. Kc5 Na6+ 61. Kd5 Nb4+ 62. Kxe4 Kc6 63. Bd2 Nd5 64. Be1 Nc7 65. Bh4 Nd5 66. Be1 Ne7 67. Bg3 Nd5 68. Bh4 Nc3+ 69. Kd3 Nd5 70. Ke4 Nc3+ 71. Kf4 Kd5 72. Bxf6 Ne2+ 73. Kg5 Nc3 74. Be5 Ne4+ 75. Kg6 1-0

[Event "Groningen SO ON Mini op-B"]
[Site "Groningen"]
[Date "2000.??.??"]
[Round "3"]
[White "Vos, Martin"]
[Black "De Vries, Jan Pieter"]
[Result "1/2-1/2"]
[ECO "A34"]
[PlyCount "35"]
[EventDate "2000.12.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc7 6. Nf3 Nc6 7. 0-0 e5 8. d3 Be7 9. Be3 0-0 10. Ne4 b6 11. Nc3 Rb8 12. Qa4 b5 13. Qd1 f5 14. Rc1 Be6 15. b3 f4 16. Bd2 Nd5 17. Ne4 c4 18. bxc4 1/2-1/2

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1995.??.??"]
[Round "7"]
[White "Van Aalten, O."]
[Black "De Vries, Jan Pieter"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "33"]
[EventDate "1995.08.??"]
[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. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bd3 Bc5 7. 0-0 d6 8. Bg5 0-0 9. Nc3 a5 10. a3 Re8 11. Qd2 Bb7 12. Qf4 Bd4 13. Qh4 Ba6 14. Rab1 Bxd3 15. cxd3 d5 16. exd5 cxd5 17. Qxd4 1-0

