[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2005.08.13"]
[Round "9"]
[White "Uithof, Kasper"]
[Black "Haast, Rob"]
[Result "1/2-1/2"]
[ECO "B75"]
[WhiteElo "1603"]
[BlackElo "1664"]
[PlyCount "58"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 Nf6 6. f3 g6 7. Be3 Bg7 8. Qd2 Bd7 9. Bc4 a6 10. a3 Rc8 11. Nxc6 Rxc6 12. Bb3 0-0 13. g4 Qc7 14. Bh6 Bxh6 15. Qxh6 Rxc3 16. bxc3 Qxc3+ 17. Kf2 Bxg4 18. Qe3 Qxe3+ 19. Kxe3 Be6 20. Bxe6 fxe6 21. Rab1 b5 22. a4 Rc8 23. Kd3 Nd7 24. axb5 axb5 25. Rxb5 Ne5+ 26. Rxe5 dxe5 27. c4 Kf8 28. Rb1 Ke8 29. Rb5 Rd8+ 1/2-1/2

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2005.08.12"]
[Round "7"]
[White "Euser, Kasper"]
[Black "Haast, Rob"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "1788"]
[BlackElo "1664"]
[PlyCount "111"]
[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. Nf3 e6 3. c4 b6 4. Bg5 Be7 5. Nc3 Bb7 6. e3 0-0 7. Be2 Ne4 8. Bxe7 Qxe7 9. Qc2 Ng5 10. d5 e5 11. e4 Nxf3+ 12. Bxf3 d6 13. 0-0 Bc8 14. Be2 f5 15. f4 fxe4 16. fxe5 Rxf1+ 17. Rxf1 Qxe5 18. Qxe4 Qxe4 19. Nxe4 Nd7 20. Bg4 Ne5 21. Bxc8 Rxc8 22. b3 h6 23. Nc3 a6 24. Ne2 b5 25. cxb5 axb5 26. Nd4 Ng4 27. Rc1 Ne3 28. Nxb5 Nxd5 29. a4 Rb8 30. Kf2 Rf8+ 31. Kg3 Rb8 32. Rc2 Rb7 33. Rc6 Kf8 34. Kf3 Ke7 35. Ke4 Nf6+ 36. Kf5 Ne8 37. Kg6 Kd7 38. Rc3 d5 39. Rh3 Rb6+ 40. Kf5 Nd6+ 41. Nxd6 Rxd6 42. b4 c6 43. Ke5 Re6+ 44. Kd4 Kd6 45. Re3 Rf6 46. Rf3 Re6 47. Re3 Rf6 48. g3 Rf1 49. a5 Rb1 50. Kc3 d4+ 51. Kxd4 Rxb4+ 52. Kc3 Ra4 53. Rd3+ Ke7 54. Re3+ Kf6 55. Rf3+ Kg6 56. Rd3 1/2-1/2

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2005.08.12"]
[Round "8"]
[White "Haast, Rob"]
[Black "Akkerboom, Jacob"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "1664"]
[BlackElo "1785"]
[PlyCount "68"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 e6 7. Be3 Be7 8. g4 Nd7 9. Qd2 a6 10. Bc4 Bh4+ 11. Kd1 Be7 12. Bxe6 fxe6 13. Nxe6 Qa5 14. Nxg7+ Kf7 15. Nf5 Nde5 16. Nh6+ Ke8 17. Qd5 Bd7 18. Qxa5 Nxa5 19. Nd5 Rc8 20. Bb6 Nac4 21. Nxe7 Kxe7 22. Bd4 Rhf8 23. b3 Na5 24. Bxe5 dxe5 25. Nf5+ Bxf5 26. exf5 Rfd8+ 27. Kc1 Nc6 28. f4 exf4 29. Kb2 Rd2 30. Rad1 Rcd8 31. Rde1+ Kf7 32. Re4 f3 33. Kc3 Rg2 34. Rf1 Rdd2 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2005.08.11"]
[Round "6"]
[White "Haast, Rob"]
[Black "Lambregts, Chris"]
[Result "1-0"]
[ECO "B44"]
[WhiteElo "1664"]
[BlackElo "1491"]
[PlyCount "48"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Be3 Nf6 6. f3 d5 7. exd5 Nxd4 8. Qxd4 Nxd5 9. Bb5+ Bd7 10. Bxd7+ Qxd7 11. 0-0 Nxe3 12. Qxe3 b6 13. Kh1 Bc5 14. Qd2 Qb5 15. Nc3 Qxb2 16. Rab1 Qa3 17. Nb5 Be3 18. Nc7+ Ke7 19. Qe2 Rac8 20. Nd5+ exd5 21. Rb3 Qc5 22. Rxe3+ Kd7 23. Re1 Kd6 24. Re7 Rc7 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2005.08.10"]
[Round "4"]
[White "De Moor, Eric"]
[Black "Haast, Rob"]
[Result "1-0"]
[ECO "B56"]
[WhiteElo "1826"]
[BlackElo "1664"]
[PlyCount "23"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 Nf6 6. Be3 Ng4 7. Bg5 Qb6 8. Bb5 e5 9. Nd5 Qa5+ 10. b4 Qa3 11. Bc1 Qxc1 12. Rxc1 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2005.08.10"]
[Round "5"]
[White "Haast, Rob"]
[Black "Van Dommelen, Susan"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "1664"]
[BlackElo "1514"]
[PlyCount "104"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. Be3 a6 10. Na3 Be7 11. Nc4 Nd7 12. Bd3 0-0 13. 0-0 f5 14. f4 e4 15. Be2 b5 16. Na3 Bb7 17. c4 Nf6 18. b3 Rc8 19. h3 Nd7 20. cxb5 axb5 21. Nxb5 Nc5 22. Bc4 Kh8 23. Nd4 Rg8 24. b4 Na6 25. Bxa6 Bxa6 26. b5 Bb7 27. Nxf5 Bf6 28. Bd4 Bxd4+ 29. Qxd4 Rc5 30. Ne3 Rxb5 31. Rfb1 Qa5 32. Rxb5 Qxb5 33. a4 Qd3 34. Qxd3 exd3 35. Rd1 Ra8 36. Rxd3 Rxa4 37. g3 Ra1+ 38. Kg2 Ra2+ 39. Kf3 Ba6 40. Rb3 Be2+ 41. Ke4 g6 42. Rb4 Kg7 43. Ng4 Bxg4 44. hxg4 Ra3 45. Rb7+ Kg8 46. g5 Ra6 47. Rb4 Ra7 48. f5 Re7+ 49. Kf4 Re5 50. fxg6 hxg6 51. Rd4 Kf7 52. Kg4 Kg7 1/2-1/2

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2005.08.09"]
[Round "2"]
[White "Haast, Rob"]
[Black "Mazajchik, Tim"]
[Result "0-1"]
[ECO "B56"]
[WhiteElo "1664"]
[BlackElo "2213"]
[PlyCount "56"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 Nxd4 7. Qxd4 g6 8. Bb5+ Bd7 9. Bxd7+ Qxd7 10. Be3 Bg7 11. Qd2 b5 12. a3 0-0 13. 0-0 Rfc8 14. Rfd1 Qc6 15. Rac1 a5 16. Nd5 Nxd5 17. exd5 Qc4 18. b3 Qc3 19. Qxc3 Bxc3 20. Bd4 a4 21. b4 Rc4 22. Bxc3 Rxc3 23. Rd3 Rac8 24. Re1 Rxd3 25. cxd3 Kf8 26. Kf2 Rc3 27. Ke3 Rxa3 28. Rb1 Ra2 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2005.08.09"]
[Round "3"]
[White "Van Wageningen, Lars"]
[Black "Haast, Rob"]
[Result "0-1"]
[ECO "B56"]
[WhiteElo "1350"]
[BlackElo "1664"]
[PlyCount "74"]
[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 c5 2. Nf3 Nc6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Be3 Ng4 7. Qd2 Nxe3 8. Qxe3 g6 9. f4 Qb6 10. Bb5 Bg7 11. e5 0-0 12. Bxc6 bxc6 13. 0-0 e6 14. Nce2 Ba6 15. c3 d5 16. Rfe1 Rfd8 17. Kh1 c5 18. Nb3 Rac8 19. Rad1 Bc4 20. Nec1 a5 21. Nd2 Ba6 22. b3 d4 23. cxd4 cxd4 24. Qf2 Bf8 25. Ne4 Bb4 26. Rg1 Be7 27. Ne2 Bxe2 28. Qxe2 Kg7 29. Rd3 Rc7 30. Qf2 Qb4 31. Nf6 Rc3 32. Rxc3 dxc3 33. h3 Rd2 34. Qf3 Bxf6 35. exf6+ Kxf6 36. g4 Qd4 37. Qg3 c2 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2005.08.08"]
[Round "1"]
[White "Miedema, David"]
[Black "Haast, Rob"]
[Result "1-0"]
[ECO "C01"]
[BlackElo "1664"]
[PlyCount "107"]
[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. e3 e5 2. d3 Nc6 3. Nf3 d6 4. d4 exd4 5. exd4 d5 6. Bb5 Bd6 7. c4 Bb4+ 8. Nc3 Nge7 9. 0-0 0-0 10. h3 a6 11. Qa4 Be6 12. Bxc6 Nxc6 13. c5 Bxc3 14. bxc3 h6 15. Rb1 Rb8 16. Bf4 Bf5 17. Rb2 Qd7 18. Qd1 Rfe8 19. Re1 Rxe1+ 20. Qxe1 f6 21. Nh2 Na5 22. Re2 Kf7 23. Nf1 Bd3 24. Re3 Bxf1 25. Qxf1 Nc4 26. Re2 Re8 27. Rxe8 Kxe8 28. Qb1 c6 29. h4 f5 30. h5 Kf8 31. Qd1 Qe6 32. Be5 Kf7 33. Qe1 Qd7 34. f3 Kg8 35. Qg3 Kh7 36. Qg6+ Kg8 37. Kh2 Qf7 38. Kg3 Ne3 39. Bf4 Nc4 40. Bd6 Ne3 41. Kf4 Nc4 42. Qxf5 Qxf5+ 43. Kxf5 Kf7 44. Bf4 Na3 45. Bc1 Nc4 46. g4 Na5 47. f4 Nc4 48. g5 Na5 49. gxh6 gxh6 50. Kg4 Nc4 51. f5 Kg7 52. f6+ Kxf6 53. Bxh6 Nb2 54. Bg5+ 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "Broekmeulen, Jasper"]
[Black "Haast, Rob"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "2175"]
[PlyCount "81"]
[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 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Be3 Bf5 7. Nc3 Nc6 8. a3 a5 9. b3 Be7 10. Be2 0-0 11. Nf3 Bf6 12. Rc1 Re8 13. 0-0 Nd7 14. h3 Nf8 15. Nd5 h6 16. Qd2 Kh7 17. Rfe1 Nb8 18. Nxf6+ Qxf6 19. Nh2 Nbd7 20. Bf3 Be4 21. Bxe4+ Rxe4 22. Nf1 Ng6 23. Ng3 Re7 24. Qd3 Rae8 25. Nh5 Qh4 26. Nf4 Re4 27. Nd5 c6 28. f3 Rxe3 29. Rxe3 Rxe3 30. Nxe3 Nf6 31. Nf1 Nh5 32. Qe4 Qg5 33. Rc2 Nhf4 34. Kh2 f5 35. Qe3 Qf6 36. Rd2 Nh5 37. Re2 Nhf4 38. Re1 Qg5 39. g3 Nh4 40. Ra1 Qg6 41. Qxf4 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "Haast, Rob"]
[Black "Pijloo, Tjibaria"]
[Result "1-0"]
[ECO "B90"]
[PlyCount "181"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. Nd5 Nxd5 9. Qxd5 Qc7 10. Qc4 Qxc4 11. Bxc4 Bd7 12. Bg5 h6 13. Bxe7 Kxe7 14. Nd2 Nc6 15. Nf1 Be6 16. Ne3 Nb4 17. 0-0-0 Rhd8 18. a3 Nc6 19. Nd5+ Bxd5 20. Rxd5 Nd4 21. c3 Ne6 22. g3 Rac8 23. Be2 Nc5 24. f3 Rc6 25. Bd1 Rdc8 26. Bc2 b5 27. Re1 Nd7 28. Rd2 a5 29. Kb1 Nc5 30. b4 axb4 31. cxb4 Ne6 32. Re3 Nd4 33. Bb3 Rc3 34. Rxc3 Rxc3 35. Bd5 Rxa3 36. f4 g6 37. Ra2 Rxa2 38. Kxa2 f5 39. Kb2 Kf6 40. exf5 Kxf5 41. fxe5 dxe5 42. Kc3 g5 43. Kd3 g4 44. Be4+ Kg5 45. Ke3 Nf5+ 46. Kf2 Nd6 47. Bc6 Kf5 48. Bd7+ Kg5 49. Bc6 h5 50. Ke3 Kf5 51. Bd7+ Kf6 52. Bc6 Ke6 53. Kd3 Ke7 54. Bd5 Kd7 55. Ke2 Nf5 56. Bf7 Ng7 57. Bg6 Ke7 58. Bd3 Ne6 59. Ke3 Nd4 60. Bg6 Kf6 61. Bxh5 Nc2+ 62. Ke4 Nxb4 63. Be8 Na2 64. Bd7 Nc3+ 65. Kd3 Nd1 66. Bxb5 Nf2+ 67. Ke2 Ne4 68. Bc6 Nd6 69. Bd7 Kg5 70. Kd3 Nf7 71. Ke4 Kf6 72. Bxg4 Nh6 73. Bh3 Nf7 74. Bf1 Ng5+ 75. Ke3 Ne6 76. h4 Ng7 77. g4 Ne6 78. Bd3 Nf8 79. g5+ Ke6 80. Kf3 Kf7 81. Bf5 Kg7 82. Ke4 Kf7 83. Kxe5 Kg7 84. h5 Kf7 85. h6 Kg8 86. Kf6 Kh8 87. Kf7 Ne6 88. Bxe6 Kh7 89. g6+ Kh8 90. g7+ Kh7 91. g8Q+ 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "Haast, Rob"]
[Black "Schoonman, Merel"]
[Result "1-0"]
[ECO "A05"]
[PlyCount "109"]
[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. Nf3 Nf6 2. g3 d6 3. d3 g6 4. Bg2 Bg7 5. 0-0 Nc6 6. Nc3 e5 7. e4 Bg4 8. Bg5 h6 9. Be3 Qd7 10. Qd2 h5 11. h4 Ng8 12. Nh2 Bh6 13. Bxh6 Nxh6 14. Nd5 0-0-0 15. c3 f5 16. f3 f4 17. fxg4 fxg3 18. Nf3 Nxg4 19. Ng5 Rdf8 20. Bh3 Kb8 21. Qg2 Ne7 22. Bxg4 hxg4 23. Nxe7 Qxe7 24. Qxg3 Qd7 25. Rf2 Rxf2 26. Qxf2 a6 27. Kg2 d5 28. Kg3 dxe4 29. dxe4 Rd8 30. Re1 Qc8 31. Re2 Rf8 32. Qc5 Qe8 33. Rf2 Rxf2 34. Qxf2 Qd7 35. Qe2 Qa4 36. a3 Qd7 37. Qf2 b6 38. Kg2 Qd3 39. Nf7 Qh3+ 40. Kg1 g3 41. Qe2 Qxh4 42. Nxe5 g5 43. Ng4 Qh7 44. e5 Qe7 45. Kg2 Kb7 46. Kxg3 a5 47. Nf6 Qe6 48. Qe4+ Ka6 49. Nd5 Qd7 50. Qc4+ Kb7 51. Qxc7+ Qxc7 52. Nxc7 Kxc7 53. Kg4 Kd7 54. Kxg5 Ke6 55. Kf4 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "Haast, Rob"]
[Black "Van der Velden, Bram"]
[Result "0-1"]
[ECO "B33"]
[PlyCount "68"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. Be3 a6 10. Nc3 Be7 11. Bd3 0-0 12. 0-0 Nd7 13. f4 f5 14. Kh1 g6 15. a4 Bf6 16. Bc4 b6 17. Bb3 Bb7 18. Na2 Nc5 19. fxe5 Bxe5 20. c3 Qh4 21. h3 Ne4 22. Kg1 Qg3 23. Rf3 Qh2+ 24. Kf1 Qh1+ 25. Ke2 Qxg2+ 26. Kd3 Nc5+ 27. Bxc5 dxc5 28. Qe2 Qxe2+ 29. Kxe2 b5 30. Rd1 Rad8 31. axb5 axb5 32. Re3 Rfe8 33. d6+ c4 34. Bc2 f4 0-1

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "Haast, Rob"]
[Black "Zimmermann, Wim"]
[Result "0-1"]
[ECO "C44"]
[BlackElo "2225"]
[PlyCount "60"]
[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. Nf3 Nc6 2. g3 e5 3. e4 Nf6 4. d3 Bc5 5. Be3 d6 6. Nbd2 0-0 7. Nb3 Bb6 8. Qd2 Re8 9. Bg2 d5 10. exd5 Nxd5 11. 0-0-0 a5 12. Bxb6 cxb6 13. Qg5 f6 14. Qh4 a4 15. Nbd2 a3 16. b3 Nc3 17. Qc4+ Nd5 18. Nxe5 Rxe5 19. f4 Na5 20. Qd4 Nc6 21. Qc4 b5 22. Qxb5 Ncb4 23. Bxd5+ Kh8 24. Qxb4 Rxd5 25. Rde1 Bf5 26. Qe7 Qc8 27. Kb1 Rxd3 28. Ne4 Rd4 29. c3 Qxc3 30. Re2 Bxe4+ 0-1

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "Laarhoven, Thijs"]
[Black "Haast, Rob"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "58"]
[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 c5 2. Nc3 Nc6 3. f4 d6 4. Nf3 g6 5. Bc4 Bg7 6. 0-0 Nf6 7. d3 a6 8. a4 0-0 9. h3 e6 10. Ba2 Rb8 11. Be3 b6 12. Qe1 Ne8 13. g4 Nc7 14. Qg3 d5 15. Bd2 dxe4 16. dxe4 Nd4 17. Nxd4 Bxd4+ 18. Kh2 b5 19. Rad1 Qe7 20. Bc1 Bd7 21. f5 Na8 22. f6 Bxf6 23. Rxd7 Qxd7 24. Rxf6 Nc7 25. e5 b4 26. Ne4 Qd1 27. Qe3 Kg7 28. Rf2 Ne8 29. Qh6+ Kh8 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "Timmers, Stefan"]
[Black "Haast, Rob"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "42"]
[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 Nf6 2. Nc3 d6 3. d4 e6 4. Nf3 Be7 5. Bd3 Nbd7 6. 0-0 0-0 7. Qe2 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Be3 Bb4 11. f4 Ng4 12. Bd2 Bc5+ 13. Kh1 Nxh2 14. Qh5 Ng4 15. f5 Nf2+ 16. Kh2 g6 17. Bg5 gxh5 18. Bxd8 Rxd8 19. Be2 c6 20. Nd1 Nxe4 21. Bxh5 f6 0-1

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "Van Kerkhof, Judith"]
[Black "Haast, Rob"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "110"]
[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 c5 2. Nc3 Nc6 3. f4 d6 4. Nf3 g6 5. Bc4 Bg7 6. d3 Nf6 7. 0-0 0-0 8. Qe1 a6 9. Qh4 b5 10. Bb3 e6 11. a4 b4 12. Ne2 Nd7 13. Ng5 h6 14. Nf3 Qxh4 15. Nxh4 Nd4 16. Nxd4 Bxd4+ 17. Kh1 Bg7 18. Rb1 Bb7 19. f5 exf5 20. exf5 g5 21. Nf3 Rae8 22. Bd2 Re2 23. Be1 Ne5 24. Bg3 Nxf3 25. gxf3 Be5 26. Rf2 Rxf2 27. Bxf2 Bxf3+ 28. Kg1 Bg4 29. Bc4 a5 30. b3 Bxf5 31. Re1 Be6 32. Bxc5 Bxc4 33. dxc4 Bxh2+ 34. Kxh2 dxc5 35. Re5 Rd8 36. Rxc5 Rd2+ 37. Kg3 Rxc2 38. Rxa5 Rc3+ 39. Kg4 Rxb3 40. Ra6 Kg7 41. Kf5 Rb1 42. Rb6 b3 43. c5 b2 44. c6 Rf1+ 45. Ke5 b1Q 46. Rxb1 Rxb1 47. c7 Rc1 48. Kd6 g4 49. a5 g3 50. a6 g2 51. a7 g1Q 52. a8Q Qg3+ 53. Ke7 Rxc7+ 54. Ke8 Qe5+ 55. Kd8 Qe7# 0-1

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "Vlug, Arthur"]
[Black "Haast, Rob"]
[Result "1/2-1/2"]
[ECO "B34"]
[PlyCount "87"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 g6 6. Be3 Bg7 7. Qd2 Bd7 8. 0-0-0 a6 9. f3 Rc8 10. g4 Qa5 11. Nb3 Bxc3 12. Nxa5 Bxd2+ 13. Bxd2 Nxa5 14. Bxa5 Be6 15. Bc3 f6 16. Kb1 Bc4 17. g5 Bxf1 18. Rhxf1 Kf7 19. f4 Ke6 20. h4 h5 21. f5+ gxf5 22. exf5+ Kf7 23. Rf4 Rc7 24. Re4 Rc5 25. Rf4 Rc7 26. Kc1 Rc5 27. Rd3 b5 28. Kd2 Rc6 29. a3 Ke8 30. Re4 Kd7 31. Re6 Rh7 32. Bd4 fxg5 33. hxg5 Rf7 34. Rg6 Rc8 35. f6 exf6 36. gxf6 Rcf8 37. Rg7 Rxg7 38. fxg7 Rf5 39. Re3 Rf2+ 40. Re2 Rxe2+ 41. Kxe2 Ke7 42. Ke3 Kf7 43. Kf4 Kg6 44. Bc3 1/2-1/2

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2003.08.09"]
[Round "9"]
[White "Dufait, Yannick"]
[Black "Haast, Rob"]
[Result "1/2-1/2"]
[ECO "B75"]
[PlyCount "98"]
[EventDate "2003.08.04"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Be3 g6 6. Nc3 Bg7 7. Be2 Nf6 8. Qd2 Bd7 9. 0-0-0 a6 10. f3 Rc8 11. g4 h5 12. gxh5 Nxh5 13. Nd5 Nf6 14. Nf5 Bxf5 15. Nxf6+ Bxf6 16. exf5 gxf5 17. Bd3 Ne5 18. Qe2 e6 19. f4 Nxd3+ 20. Qxd3 Rc6 21. Rd2 Qc7 22. Rg1 Ke7 23. Bd4 Bxd4 24. Qxd4 Qb6 25. Qg7 Qd8 26. Re2 Rh5 27. Rg6 d5 28. Qf6+ Kd7 29. Qxf7+ Qe7 30. Qxe7+ Kxe7 31. Rg7+ Kf6 32. Rxb7 Rc4 33. Rb6 Re4 34. Rf2 Rh4 35. Rxa6 Rexf4 36. Rxf4 Rxf4 37. a4 Rf1+ 38. Kd2 Rf2+ 39. Kd3 Rxh2 40. a5 f4 41. Ra8 Ke5 42. a6 Rh7 43. b4 f3 44. Rf8 Kd6 45. Rxf3 Ra7 46. b5 Kc5 47. Rf6 Re7 48. a7 Rxa7 49. Rxe6 Kxb5 1/2-1/2

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2003.08.08"]
[Round "7"]
[White "Groenewolt, Jessica"]
[Black "Haast, Rob"]
[Result "1-0"]
[ECO "B72"]
[PlyCount "53"]
[EventDate "2003.08.04"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 g6 6. Be3 Bg7 7. Qd2 Nf6 8. 0-0-0 Bd7 9. Bc4 a6 10. Bb3 Rc8 11. Bh6 0-0 12. Bxg7 Kxg7 13. h4 b5 14. f3 h5 15. g4 hxg4 16. h5 Rh8 17. hxg6 Nxd4 18. Qxd4 fxg6 19. f4 Bc6 20. Be6 Ra8 21. Rdg1 Bd7 22. Bd5 Rb8 23. e5 Nxd5 24. Nxd5 Be6 25. exd6+ Kf7 26. Nxe7 Bd7 27. Qe4 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2003.08.08"]
[Round "8"]
[White "Haast, Rob"]
[Black "Van Eck, Milan"]
[Result "1-0"]
[ECO "C34"]
[PlyCount "51"]
[EventDate "2003.08.04"]
[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. f4 exf4 3. Nf3 Nc6 4. Bc4 Bc5 5. d4 Bb6 6. c3 d6 7. Bxf4 f5 8. exf5 Bxf5 9. 0-0 Qd7 10. Re1+ Nge7 11. Nbd2 0-0-0 12. Ng5 Rde8 13. Ne6 g6 14. g4 d5 15. gxf5 dxc4 16. Nxc4 Nxf5 17. Nxb6+ axb6 18. d5 Na5 19. b4 Nc4 20. Qd3 Ncd6 21. a4 Kb8 22. c4 h6 23. c5 Nf7 24. Bxc7+ Kc8 25. c6 bxc6 26. Qa6# 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2003.08.07"]
[Round "6"]
[White "Haast, Rob"]
[Black "Van Beijnen, Cecile"]
[Result "1-0"]
[ECO "C30"]
[PlyCount "71"]
[EventDate "2003.08.04"]
[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. f4 d6 3. Nf3 Nc6 4. Bb5 Bd7 5. d3 Nf6 6. Bxc6 Bxc6 7. fxe5 Ng4 8. exd6 Qxd6 9. 0-0 Bb5 10. Nc3 Qb6+ 11. Kh1 Nf2+ 12. Rxf2 Qxf2 13. Nxb5 0-0-0 14. Bf4 Qc5 15. Nxc7 Bd6 16. Bxd6 Rxd6 17. Nd5 Kb8 18. Qd2 Rg6 19. Ne5 Rd6 20. Nxf7 Rf8 21. Nxd6 Qxd6 22. Qe2 Re8 23. Qf3 Rc8 24. c3 Rf8 25. Qg3 Qxg3 26. hxg3 Rf2 27. Rb1 Rd2 28. d4 Rd3 29. Kh2 Rd2 30. e5 Re2 31. Rf1 Kc8 32. Rf7 Rxb2 33. e6 Re2 34. e7 Kd7 35. Rxg7 h6 36. Nf6+ 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2003.08.06"]
[Round "4"]
[White "Haast, Rob"]
[Black "Bottema, Timo"]
[Result "0-1"]
[ECO "C32"]
[PlyCount "40"]
[EventDate "2003.08.04"]
[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. f4 d5 3. exd5 e4 4. Bb5+ Bd7 5. Bxd7+ Nxd7 6. Qe2 f5 7. d3 Ngf6 8. dxe4 fxe4 9. a3 Bd6 10. Nc3 0-0 11. Be3 Qe7 12. 0-0-0 Nb6 13. Nh3 Bxa3 14. bxa3 Qxa3+ 15. Kd2 Qb4 16. Bxb6 axb6 17. Qe3 Nxd5 18. Rb1 Qa5 19. Qg3 e3+ 20. Ke1 Nxc3 0-1

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2003.08.06"]
[Round "5"]
[White "Schoonman, Merel"]
[Black "Haast, Rob"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "35"]
[EventDate "2003.08.04"]
[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 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 d6 5. Nf3 Bg4 6. Be2 Qb6 7. d5 Bxf3 8. Bxf3 Ne5 9. Qa4+ Kd8 10. Be2 g6 11. 0-0 Bg7 12. Nc3 Nf6 13. Be3 Qc7 14. Rfc1 a6 15. h3 Rc8 16. f4 Nc4 17. Bxc4 Qxc4 18. Bb6+ 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2003.08.05"]
[Round "3"]
[White "Springelkamp, Henriet"]
[Black "Haast, Rob"]
[Result "1/2-1/2"]
[ECO "B73"]
[PlyCount "85"]
[EventDate "2003.08.04"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Be3 Nf6 6. Nc3 g6 7. Be2 Bg7 8. 0-0 0-0 9. Rb1 Bd7 10. f3 a6 11. Qd2 Qc7 12. Nd1 Rfc8 13. c3 Ne5 14. Nf2 Nc4 15. Bxc4 Qxc4 16. Ra1 Ne8 17. Rfc1 b5 18. b3 Qc7 19. Rab1 Qb7 20. Rc2 Nc7 21. Rbc1 Ne6 22. Nd3 Bxd4 23. cxd4 Rxc2 24. Rxc2 Rc8 25. d5 Ng7 26. Qc1 Rxc2 27. Qxc2 a5 28. Qc3 b4 29. Qc2 f5 30. Nb2 Bb5 31. Kf2 Qd7 32. Bb6 Ne8 33. Ke1 Qb7 34. Qf2 Qa6 35. Bd4 fxe4 36. fxe4 a4 37. bxa4 Bxa4 38. Qh4 Bb5 39. Qxe7 Qxa2 40. Qe6+ Kf8 41. Bf6 Qb1+ 42. Kd2 b3 43. Qe7+ 1/2-1/2

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2003.08.05"]
[Round "2"]
[White "Vermeend, Joost"]
[Black "Haast, Rob"]
[Result "1/2-1/2"]
[ECO "B75"]
[PlyCount "46"]
[EventDate "2003.08.04"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 g6 6. Be3 Bg7 7. Qd2 Nf6 8. f3 Bd7 9. 0-0-0 a6 10. Bc4 b5 11. Bb3 Na5 12. g4 Nxb3+ 13. Nxb3 b4 14. Nd5 Nxd5 15. Qxd5 0-0 16. Nd4 Qc7 17. Qb3 Rfc8 18. Rd2 a5 19. Rg1 Bxd4 20. Bxd4 Be6 21. Qa4 Bd7 22. Qb3 Be6 23. Qa4 Bd7 1/2-1/2

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2003.08.04"]
[Round "1"]
[White "Haast, Rob"]
[Black "Van Blokland, Tjerk"]
[Result "1/2-1/2"]
[ECO "B33"]
[PlyCount "72"]
[EventDate "2003.08.04"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. c4 a6 10. Nc3 Be7 11. Bd3 f5 12. 0-0 0-0 13. f3 Nd7 14. Be3 Bg5 15. Bxg5 Qxg5 16. Re1 Rf6 17. Re2 Rh6 18. g3 Nc5 19. b4 Nxd3 20. Qxd3 f4 21. g4 Rg6 22. Ne4 Qh4 23. Rg2 Qd8 24. a3 Bd7 25. Rc1 Rc8 26. Rc3 a5 27. b5 Qb6+ 28. Kh1 Qd4 29. Qxd4 exd4 30. Rcc2 d3 31. Rc3 Re8 32. h3 h5 33. gxh5 Rh6 34. Kh2 Kh8 35. Rg5 d2 36. Rd3 b6 1/2-1/2

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2003.08.04"]
[Round "1"]
[White "Hummel, Erik Jan"]
[Black "Haast, Rob"]
[Result "1-0"]
[ECO "D11"]
[PlyCount "109"]
[EventDate "2003.08.04"]
[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 c6 2. c4 d5 3. Nc3 Bf5 4. Nf3 e6 5. e3 Bd6 6. Bd2 a6 7. Qb3 b5 8. cxb5 cxb5 9. Rc1 Nd7 10. Nxd5 Ne7 11. Nxe7 Qxe7 12. Bd3 Bxd3 13. Qxd3 0-0 14. 0-0 Rfd8 15. Rc2 e5 16. dxe5 Nxe5 17. Qe4 Nxf3+ 18. Qxf3 Ra7 19. Rfc1 Rad7 20. Ba5 Re8 21. Rc8 h6 22. Rxe8+ Qxe8 23. Qc6 Qe6 24. g3 Be5 25. Qxe6 fxe6 26. b3 Rd6 27. Bc7 Bb2 28. Bxd6 Bxc1 29. e4 Kf7 30. f4 g6 31. Kf2 Bb2 32. Kf3 h5 33. h3 Kf6 34. g4 hxg4+ 35. hxg4 g5 36. f5 e5 37. Ke3 Bc1+ 38. Kd3 Bf4 39. a4 Kf7 40. axb5 axb5 41. Kc3 Be3 42. Kb4 Kf6 43. Kxb5 Ba7 44. Kc6 Bd4 45. b4 Ba7 46. b5 Bd4 47. b6 Bxb6 48. Kxb6 Kf7 49. Kc6 Kf6 50. Kd7 Kf7 51. Bxe5 Kf8 52. f6 Kg8 53. Ke7 Kh7 54. f7 Kh6 55. f8Q+ 1-0

