[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2006.04.15"]
[Round "7"]
[White "Gieben, Stijn"]
[Black "Keijzer, Sjoerd"]
[Result "1-0"]
[ECO "C44"]
[PlyCount "51"]
[EventDate "2006.04.14"]
[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. d4 f6 4. Be3 b6 5. Nc3 Bb7 6. Be2 Bd6 7. Qd2 Nge7 8. 0-0-0 0-0 9. g4 a5 10. a4 Ba6 11. Rdg1 Bxe2 12. Nxe2 Rb8 13. Nc3 Bb4 14. Qd3 d5 15. Nb5 dxe4 16. Qxe4 Nd5 17. h4 Nxe3 18. fxe3 Qd7 19. g5 fxg5 20. Nxg5 g6 21. h5 Rbe8 22. hxg6 exd4 23. gxh7+ Kh8 24. Qg2 dxe3 25. Ne6 Qxe6 26. Qg7# 1-0

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2006.04.15"]
[Round "8"]
[White "Keijzer, Sjoerd"]
[Black "Braggaar, Wessel"]
[Result "1-0"]
[ECO "B02"]
[PlyCount "71"]
[EventDate "2006.04.14"]
[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 d5 2. f3 Nf6 3. Nc3 dxe4 4. fxe4 Bg4 5. Nf3 e6 6. Be2 Bxf3 7. Bxf3 Nc6 8. d3 Bc5 9. Bd2 0-0 10. Qe2 Nd4 11. Qd1 Nxf3+ 12. Qxf3 e5 13. 0-0-0 a5 14. g4 Nd7 15. h4 Qf6 16. Qg3 a4 17. Bg5 Qg6 18. Rdf1 a3 19. b3 Bd4 20. Nd5 Kh8 21. Bd2 h5 22. g5 Qd6 23. Qf3 g6 24. Qe2 c6 25. Nc3 b5 26. Rf3 b4 27. Na4 Nb6 28. Nxb6 Bxb6 29. Rhf1 Ra7 30. Rf6 Qd7 31. Rxg6 fxg6 32. Rxf8+ Kg7 33. Bxb4 c5 34. Qf3 cxb4 35. Qf6+ Kh7 36. Rh8# 1-0

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2006.04.15"]
[Round "9"]
[White "Soeterbroek, Jaimy"]
[Black "Keijzer, Sjoerd"]
[Result "1/2-1/2"]
[ECO "C50"]
[PlyCount "104"]
[EventDate "2006.04.14"]
[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 Bd6 4. d3 f6 5. Nc3 Nge7 6. Be3 b6 7. Qe2 Bb7 8. 0-0-0 a5 9. g4 Bb4 10. Qd2 a4 11. a3 Bxc3 12. Qxc3 d6 13. g5 f5 14. g6 fxe4 15. dxe4 Nxg6 16. Ng5 Qe7 17. Bb5 Qd7 18. Ne6 Ra5 19. Bxc6 Bxc6 20. Nxg7+ Qxg7 21. Qxc6+ Qd7 22. Qxd7+ Kxd7 23. Rhf1 c5 24. f4 b5 25. fxe5 Nxe5 26. Bf4 Re8 27. Rg1 Re7 28. Rg5 Kc6 29. Bxe5 Rxe5 30. Rxe5 dxe5 31. Rd5 Kb6 32. Rxe5 Ra7 33. Re6+ Ka5 34. Rc6 c4 35. e5 Re7 36. e6 h5 37. Kd2 b4 38. Rxc4 bxa3 39. bxa3 Rxe6 40. Rc5+ Kb6 41. Rxh5 Rd6+ 42. Ke3 Re6+ 43. Kf4 Re2 44. Rh6+ Kc5 45. h4 Rxc2 46. Rh7 Ra2 47. h5 Rxa3 48. h6 Rh3 49. Kg5 a3 50. Ra7 Kb4 51. h7 Rxh7 52. Rxh7 a2 1/2-1/2

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2006.04.15"]
[Round "6"]
[White "Verseef, Yvar"]
[Black "Keijzer, Sjoerd"]
[Result "0-1"]
[ECO "C30"]
[PlyCount "127"]
[EventDate "2006.04.14"]
[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. Nc3 Nf6 3. f4 d6 4. Nf3 Nc6 5. Bc4 h6 6. d3 Bd7 7. 0-0 Be7 8. Qe2 Bg4 9. h3 Bh5 10. Qe3 Qd7 11. Nh4 g6 12. f5 g5 13. Nf3 g4 14. hxg4 Nxg4 15. Qe1 0-0-0 16. Qg3 Rh7 17. Qh3 Nf6 18. Nd5 Bxf3 19. Rxf3 Nd4 20. Rf2 Nxd5 21. exd5 Rdh8 22. Qe3 Bg5 23. Qg3 Bxc1 24. Rxc1 h5 25. Kf1 Nxf5 26. Qg5 Nd4 27. c3 Nb5 28. Qh4 a6 29. Rcc2 Rg8 30. Qe4 Rhg7 31. Ke1 Rg4 32. Qh7 R8g7 33. Qxh5 R4g5 34. Qe2 f5 35. g4 Rxg4 36. d4 e4 37. Kd1 Rg3 38. Rf1 Qf7 39. Qh2 f4 40. Qh4 R7g4 41. Qh8+ Rg8 42. Qh2 f3 43. Re1 Qe7 44. Qf2 R3g4 45. Qh2 e3 46. Qh3 Kb8 47. Qxf3 Rg3 48. Qh5 Qe4 49. Bd3 Qxd3+ 50. Kc1 Rg1 51. Rd1 Qxd1+ 52. Qxd1 Rxd1+ 53. Kxd1 Re8 54. Ke2 Na7 55. c4 Nc8 56. c5 dxc5 57. Rxc5 b6 58. Rc6 Ne7 59. Re6 Kc8 60. Rxe3 Kd7 61. Kd2 Nxd5 62. Rh3 Kc6 63. Rh6+ Kb5 64. a3 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2006.04.14"]
[Round "2"]
[White "Beerdsen, Thomas"]
[Black "Keijzer, Sjoerd"]
[Result "0-1"]
[ECO "D06"]
[PlyCount "58"]
[EventDate "2006.04.14"]
[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 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 Bf5 5. Nf3 h6 6. Bh4 e6 7. e3 Be7 8. Bg3 Nbd7 9. cxd5 cxd5 10. Bd3 Bxd3 11. Qxd3 Qb6 12. Nb5 Rc8 13. 0-0 a6 14. Nc3 Qxb2 15. Rfc1 Bb4 16. Rab1 Qa3 17. Rb3 Qxc1+ 18. Nd1 Rc3 19. Rxc3 Bxc3 20. Bd6 Ne4 21. Bf4 0-0 22. h3 Rc8 23. Kh2 Bd2 24. Qf1 Ndf6 25. Ne5 b5 26. f3 Ng5 27. h4 Ngh7 28. Qe2 Ba5 29. Nf2 Rc2 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2006.04.14"]
[Round "1"]
[White "Keijzer, Sjoerd"]
[Black "De Heer, Jonathan"]
[Result "0-1"]
[ECO "B30"]
[PlyCount "60"]
[EventDate "2006.04.14"]
[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. Nc3 g6 4. Bc4 Bg7 5. d3 Nf6 6. Be3 b6 7. Qd2 Ng4 8. 0-0-0 Nd4 9. h3 Nxe3 10. Qxe3 h5 11. Qf4 e6 12. g4 Bh6 13. g5 Bg7 14. Rhg1 a6 15. Ne5 0-0 16. a3 b5 17. Ba2 b4 18. Rde1 Bxe5 19. Qxe5 Nf3 20. Qxc5 Nxe1 21. Rxe1 bxc3 22. Qxc3 Qxg5+ 23. Kb1 Bb7 24. Qd4 Bc6 25. Bc4 d5 26. exd5 exd5 27. Bb3 Rae8 28. Rxe8 Rxe8 29. Qb6 Re1+ 30. Ka2 Qc1 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2006.04.14"]
[Round "5"]
[White "Keijzer, Sjoerd"]
[Black "Steenhuis, Christopher"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "85"]
[EventDate "2006.04.14"]
[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. Nc3 Bc5 4. Bc4 Nf6 5. d3 Ng4 6. d4 exd4 7. Na4 d3 8. Nxc5 dxc2 9. Qxc2 d6 10. Nb3 0-0 11. 0-0 Qf6 12. Bd2 Qg6 13. Bd3 Nge5 14. Nxe5 dxe5 15. Rad1 Bh3 16. g3 Bxf1 17. Rxf1 h6 18. Nc5 b6 19. Nb3 Rfe8 20. Bb5 Re6 21. Rc1 Nd8 22. Qxc7 f5 23. exf5 Qxf5 24. Bc4 Nf7 25. Bxe6 Qxe6 26. Bc3 Kh7 27. Re1 Rd8 28. Bxe5 Rd5 29. Bc3 Qh3 30. Qxf7 Rg5 31. Nd2 h5 32. Nf3 Rg6 33. Nh4 Qxh4 34. Kg2 Qa4 35. Re8 Qd1 36. Qg8+ Kh6 37. Qh8+ Kg5 38. f4+ Kf5 39. Qf8+ Rf6 40. Bxf6 gxf6 41. Re5+ Kg6 42. f5+ Kh7 43. Re7# 1-0

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2006.04.14"]
[Round "3"]
[White "Keijzer, Sjoerd"]
[Black "Vos, Tjark"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "78"]
[EventDate "2006.04.14"]
[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. Nf3 d5 3. exd5 exd5 4. d4 Bg4 5. Nc3 Bb4 6. Bd2 a6 7. Bd3 Nf6 8. Qe2+ Be7 9. 0-0-0 0-0 10. h3 Bxf3 11. Qxf3 Nc6 12. Be3 Bb4 13. g4 Bxc3 14. bxc3 Qe7 15. Kd2 Rfe8 16. g5 Ne4+ 17. Bxe4 Qxe4 18. Qxe4 Rxe4 19. f4 Rae8 20. Rde1 Na5 21. Kd3 Nc4 22. Bf2 Nb2+ 23. Kd2 Kf8 24. Rxe4 Rxe4 25. f5 Rf4 26. Bg3 Rxf5 27. Bxc7 Nc4+ 28. Kd3 Rf3+ 29. Ke2 Rxc3 30. Re1 Rxh3 31. Kd1 Re3 32. Rf1 Re7 33. Bg3 Ne3+ 34. Ke2 Nxf1+ 35. Kxf1 Ke8 36. Kf2 f6 37. gxf6 gxf6 38. Bh4 Kd7 39. Bxf6 Rf7 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2006.04.14"]
[Round "4"]
[White "Pries, Joris"]
[Black "Keijzer, Sjoerd"]
[Result "1-0"]
[ECO "C58"]
[PlyCount "125"]
[EventDate "2006.04.14"]
[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. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 Nxc6 8. Nc3 Bd7 9. 0-0 Bc5 10. Bc4 Be6 11. Bxe6 fxe6 12. Re1 Qd6 13. Nb5 Qd7 14. Nc3 0-0 15. d3 Rad8 16. Be3 Bb4 17. a3 Be7 18. Bf4 Qd6 19. d4 Nxd4 20. Bxe5 Qc5 21. Bxd4 Rxd4 22. Qe2 Qxg5 23. Qxe6+ Rf7 24. Qc8+ Rd8 25. Qc4 Bd6 26. Rad1 Qh5 27. h3 Qg6 28. Nb5 Ne8 29. g3 Qf6 30. Qd4 Qxd4 31. Rxd4 Rfd7 32. Nxd6 Nxd6 33. Red1 Kf7 34. c4 Ke6 35. Re1+ Kf6 36. Rf4+ Kg6 37. Re6+ Kg5 38. h4+ Kh5 39. Re5+ Kh6 40. h5 Nf7 41. Re6+ g6 42. Rh4 Kg7 43. hxg6 hxg6 44. Rg4 Rd6 45. Re7 Rh8 46. Rf4 Rf6 47. Rxf6 Kxf6 48. Rxb7 Ne5 49. c5 Rc8 50. b4 a6 51. Rb6+ Rc6 52. Rb8 Nc4 53. a4 g5 54. Kg2 Kf5 55. Rf8+ Kg6 56. Kf3 Kh5 57. g4+ Kg6 58. Rg8+ Kf6 59. Rh8 Ne5+ 60. Kg3 Nd3 61. Rh6+ Kg7 62. Rxc6 Nxb4 63. Re6 1-0

