[Event "NED-ch U17"]
[Site "Haarlem"]
[Date "2012.05.06"]
[Round "9"]
[White "Damen, Jip"]
[Black "Van Heusden, David"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "1752"]
[BlackElo "1613"]
[PlyCount "47"]
[EventDate "2012.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Be2 Qc7 7. 0-0 Bc5 8. Nb3 Ba7 9. Bg5 Nge7 10. Bh4 d6 11. Bg3 e5 12. Bc4 b5 13. Nd5 Nxd5 14. Bxd5 Be6 15. Kh1 0-0-0 16. a4 Bxd5 17. exd5 Ne7 18. axb5 axb5 19. Ra5 h5 20. f3 Rdg8 21. Bxe5 dxe5 22. d6 Qd7 23. dxe7 Qxe7 24. Qd5 1-0

[Event "NED-ch U17"]
[Site "Haarlem"]
[Date "2012.05.05"]
[Round "8"]
[White "Van Heusden, David"]
[Black "Wouters, Florian"]
[Result "1/2-1/2"]
[ECO "B80"]
[WhiteElo "1613"]
[BlackElo "1308"]
[PlyCount "60"]
[EventDate "2012.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 b5 7. f3 Bb7 8. Qd2 e6 9. Be2 Nc6 10. 0-0 d5 11. exd5 Nxd5 12. Nxd5 Qxd5 13. Rfd1 Bc5 14. c3 Rd8 15. Qc2 0-0 16. Kh1 Qe5 17. Nxc6 Bxc6 18. Bd4 Qg5 19. Bxc5 Qxc5 20. Rd3 Rd5 21. Rad1 Rfd8 22. Rxd5 Rxd5 23. Rxd5 Bxd5 24. Bd3 g6 25. h3 Qe3 26. a3 Qe1+ 27. Kh2 Qe5+ 28. Kg1 Qe1+ 29. Kh2 Qe5+ 30. Kg1 Qe1+ 1/2-1/2

[Event "NED-ch U17"]
[Site "Haarlem"]
[Date "2012.05.04"]
[Round "7"]
[White "Frima, Erik"]
[Black "Van Heusden, David"]
[Result "0-1"]
[ECO "E30"]
[WhiteElo "1468"]
[BlackElo "1613"]
[PlyCount "58"]
[EventDate "2012.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 b6 6. f3 d5 7. a3 Bxc3+ 8. bxc3 g5 9. Bg3 Nc6 10. Qd2 dxc4 11. e4 Na5 12. Qa2 Nb3 13. Rd1 b5 14. Ne2 a5 15. a4 Bd7 16. Nc1 Nxc1 17. Rxc1 Nh5 18. Be5 f6 19. Bg3 Nxg3 20. hxg3 c6 21. Be2 Qc7 22. Kf2 Kf7 23. Qd2 Raf8 24. d5 cxd5 25. exd5 Qc5+ 26. Qd4 Qxd4+ 27. cxd4 exd5 28. f4 b4 29. Bh5+ Ke7 0-1

[Event "NED-ch U17"]
[Site "Haarlem"]
[Date "2012.05.03"]
[Round "6"]
[White "Van Heusden, David"]
[Black "Dijkstra, Hidde"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1613"]
[BlackElo "1573"]
[PlyCount "80"]
[EventDate "2012.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 a6 7. Be3 Ba7 8. Nbd2 Na5 9. Qa4+ Nc6 10. Ng5 0-0 11. Qb3 Qe7 12. Bxa7 Rxa7 13. Qc2 h6 14. Ngf3 Na5 15. Rfe1 Nxc4 16. Nxc4 Be6 17. Ne3 Raa8 18. Rac1 c5 19. Nd2 Nh5 20. Nd5 Qg5 21. Nf3 Qd8 22. Ne3 f5 23. exf5 Bxf5 24. Nxf5 Rxf5 25. d4 Qf6 26. Qb3+ Kh7 27. dxe5 dxe5 28. Qxb7 Rf8 29. Qe4 Nf4 30. g4 Qg6 31. Nxe5 Qg5 32. Kh1 Nh3 33. Rf1 Qh4 34. Nf3 Nxf2+ 35. Rxf2 Qxf2 36. gxf5 Re8 37. Qxe8 Qxf3+ 38. Kg1 Qg4+ 39. Kh1 Qf3+ 40. Kg1 Qg4+ 1/2-1/2

[Event "NED-ch U17"]
[Site "Haarlem"]
[Date "2012.05.02"]
[Round "5"]
[White "Van Heusden, David"]
[Black "Dubbeldam, Mathijs"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1613"]
[BlackElo "1121"]
[PlyCount "68"]
[EventDate "2012.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 b6 3. Nc3 Bb7 4. Nf3 Bb4 5. Bd3 Ne7 6. Bd2 0-0 7. a3 Bxc3 8. bxc3 f5 9. e5 Ng6 10. 0-0 Nh4 11. Be2 Ng6 12. Bg5 Qe8 13. Re1 Nc6 14. Bc4 Nce7 15. Bd2 f4 16. Ng5 Nh4 17. Qg4 Nxg2 18. Rf1 h6 19. Bxe6+ dxe6 20. Nxe6 Qg6 21. Qxg6 Nxg6 22. Nxf8 Rxf8 23. c4 Bf3 24. e6 Rf5 25. Rfc1 Rg5 26. Kf1 a5 27. Rab1 N6h4 28. Rb3 Kf8 29. Rcb1 Ke7 30. d5 Re5 31. Bc3 Be2+ 32. Kg1 Rg5 33. Kh1 Bf3 34. h3 Ne3+ 0-1

[Event "NED-ch U17"]
[Site "Haarlem"]
[Date "2012.05.01"]
[Round "4"]
[White "Mullink, Jochem"]
[Black "Van Heusden, David"]
[Result "1-0"]
[ECO "C05"]
[WhiteElo "1610"]
[BlackElo "1613"]
[PlyCount "47"]
[EventDate "2012.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Ndf3 f6 8. Bd3 cxd4 9. exf6 Nxf6 10. cxd4 Bd7 11. Ne2 Nb4 12. 0-0 Nxd3 13. Qxd3 Qb6 14. Nc3 Bb4 15. a4 Rc8 16. Ne5 Bxc3 17. bxc3 Ne4 18. c4 Bc6 19. Qh3 Bd7 20. cxd5 Rc3 21. Be3 Nd2 22. Rfc1 Qb2 23. Re1 Ke7 24. Nxd7 1-0

[Event "NED-ch U17"]
[Site "Haarlem"]
[Date "2012.04.30"]
[Round "3"]
[White "Van Heusden, David"]
[Black "Heij, Jacco"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "1613"]
[BlackElo "887"]
[PlyCount "60"]
[EventDate "2012.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 e6 6. Nf3 Be7 7. Bd3 c5 8. Be3 Nc6 9. 0-0 Qb6 10. Na4 Qa5 11. b3 c4 12. Bd2 Qa6 13. Be2 b5 14. Nc3 Qb6 15. Be3 Bb4 16. Nb1 Qa5 17. c3 Bxc3 18. Nxc3 Qxc3 19. Bd2 Qb2 20. Qb1 Qxb1 21. Raxb1 0-0 22. Be3 a5 23. Nd2 Nb4 24. Bf3 Ba6 25. bxc4 bxc4 26. Rfc1 Rac8 27. a3 Nd3 28. Rc3 Rb8 29. f5 Rxb1+ 30. Nxb1 Rd8 1/2-1/2

[Event "NED-ch U17"]
[Site "Haarlem"]
[Date "2012.04.29"]
[Round "2"]
[White "Gieben, Stijn"]
[Black "Van Heusden, David"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "2081"]
[BlackElo "1613"]
[PlyCount "103"]
[EventDate "2012.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 f6 8. exf6 Nxf6 9. Nf3 c4 10. Bc2 Bd6 11. Bf4 b5 12. Ne5 Bb7 13. 0-0 Qc7 14. Re1 0-0-0 15. Nxc6 Bxc6 16. Be5 Rdg8 17. a4 a6 18. Nf4 Bd7 19. axb5 axb5 20. Ra6 Bxe5 21. dxe5 Qb7 22. Ra3 Ne8 23. Qd4 Kb8 24. Rea1 Nc7 25. Ra7 Qc6 26. Ne2 Bc8 27. Nc1 Na6 28. b3 Rd8 29. Qe3 Rd7 30. Rxd7 Bxd7 31. Ne2 Bc8 32. Nd4 Qc5 33. b4 Qb6 34. Qg5 Nxb4 35. Rb1 Qa7 36. Rxb4 Qa1+ 37. Rb1 Qxc3 38. Qe3 Qxe3 39. fxe3 Bd7 40. Nxb5 Bxb5 41. Rxb5+ Ka7 42. Kf2 h6 43. Bg6 Rc8 44. Ke2 Ka6 45. Rb4 Rc7 46. Kd2 Ka5 47. Kc3 Ra7 48. Rb8 Rc7 49. Re8 Rb7 50. Rxe6 Rb3+ 51. Kd4 c3 52. Bc2 1-0

[Event "NED-ch U17"]
[Site "Haarlem"]
[Date "2012.04.28"]
[Round "1"]
[White "Van Heusden, David"]
[Black "Cox, Jan"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1613"]
[BlackElo "2006"]
[PlyCount "74"]
[EventDate "2012.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Nc3 d6 6. 0-0 0-0 7. Bg5 h6 8. Bh4 Be6 9. Bd5 g5 10. Bg3 Bg4 11. Bxc6 bxc6 12. Na4 Bb6 13. Nxb6 axb6 14. h3 Be6 15. Qd2 Nh5 16. h4 Nf4 17. hxg5 hxg5 18. Bxf4 gxf4 19. g3 Bh3 20. gxf4 Qf6 21. f5 Qg7+ 22. Qg5 Bxf1 23. Kxf1 Qxg5 24. Nxg5 Kg7 25. Ke2 Rh8 26. a3 Kf6 27. Rg1 Rag8 28. Nh7+ Ke7 29. Ng5 Rg7 30. Nf3 Rgh7 31. d4 Kf6 32. dxe5+ dxe5 33. Ne1 Rh1 34. Rg3 R8h4 35. f3 R4h2+ 36. Ng2 Rc1 37. c3 Rc2+ 0-1

[Event "Delft Prinsenstad op-B"]
[Site "Delft"]
[Date "2012.04.07"]
[Round "2"]
[White "Boer, Jan"]
[Black "Van Heusden, David"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "1722"]
[BlackElo "1613"]
[PlyCount "55"]
[EventDate "2012.04.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. b6 g6 6. Qb3 Bb7 7. Nc3 Bg7 8. Nf3 d6 9. a4 Nbd7 10. a5 c4 11. Qxc4 Rc8 12. Qb3 Nc5 13. Qa2 0-0 14. Nd2 Qd7 15. e4 Rfe8 16. Be2 e6 17. dxe6 Nxe6 18. 0-0 Nd4 19. Bd3 Qg4 20. f3 Qh4 21. Nc4 Nh5 22. Nxd6 Be5 23. Qxf7+ Kh8 24. f4 Bxd6 25. Qxb7 Nb3 26. Be3 Nxa1 27. Bd4+ Kg8 28. Qd5+ 1-0

[Event "Delft Prinsenstad op-B"]
[Site "Delft"]
[Date "2012.04.07"]
[Round "4"]
[White "Moerkerken, Remco"]
[Black "Van Heusden, David"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1822"]
[BlackElo "1613"]
[PlyCount "103"]
[EventDate "2012.04.06"]
[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. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Qb6 7. 0-0 cxd4 8. cxd4 Nge7 9. Na3 Nf5 10. Nc2 Rc8 11. b3 Bb4 12. Bb2 Nce7 13. Qd3 Ng6 14. g3 0-0 15. h4 Bb5 16. Qd1 Bxe2 17. Qxe2 Bc3 18. Rab1 Rc7 19. h5 Nge7 20. g4 Nh6 21. Ba3 Rfc8 22. Qd3 Nxg4 23. Ne3 Nxe3 24. fxe3 Bb4 25. Ng5 Nf5 26. Bxb4 Qxb4 27. Rxf5 exf5 28. Qxf5 g6 29. hxg6 hxg6 30. Qh3 Rc1+ 31. Rxc1 Rxc1+ 32. Kg2 Qd2+ 33. Kf3 Qd1+ 34. Kg3 Qg1+ 35. Kf4 Qf1+ 36. Qf3 Qxf3+ 37. Kxf3 Ra1 38. e4 dxe4+ 39. Kxe4 Rxa2 40. Kd5 Rb2 41. Kc4 b5+ 42. Kb4 Rg2 43. Ne4 a6 44. Nf6+ Kf8 45. d5 Rd2 46. d6 Kg7 47. Ka5 g5 48. Kb6 a5 49. Kxa5 Rf2 50. Kxb5 Rxf6 51. exf6+ Kxf6 52. Kc6 1-0

[Event "Leiden Noteboom Memorial-B 72nd"]
[Site "Leiden"]
[Date "2012.02.17"]
[Round "1"]
[White "Goes, Dirk"]
[Black "Van Heusden, David"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1942"]
[PlyCount "47"]
[EventDate "2012.02.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bh4 d5 4. f3 Nf6 5. Nc3 e6 6. e4 Be7 7. Qd2 dxe4 8. fxe4 Nxe4 9. Bxe7 Nxd2 10. Bxd8 Nxf1 11. Bg5 f6 12. Bc1 Nc6 13. Nf3 Nb4 14. Kxf1 Nxc2 15. Rb1 Nb4 16. a3 Nc6 17. Bf4 a6 18. Bxc7 0-0 19. Kf2 Rf7 20. Bg3 e5 21. dxe5 fxe5 22. Rhe1 e4 23. Nxe4 Bf5 24. Nd6 1-0

