[Event "Bussum op 30th"]
[Site "Bussum"]
[Date "2013.05.19"]
[Round "3"]
[White "Van Oosten, Jaap"]
[Black "Moes, Waldemar"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1965"]
[BlackElo "2071"]
[PlyCount "72"]
[EventDate "2013.05.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. h4 Nc6 8. Be3 Bg4 9. Be2 Qd7 10. Qd2 0-0-0 11. 0-0-0 Kb8 12. c4 Bf6 13. b4 Qe6 14. b5 Bxf3 15. Bxf3 Qe5 16. Qd3 Qb2+ 17. Kd2 Ne5 18. Qb3 Nxf3+ 19. gxf3 Qe5 20. a4 d5 21. cxd5 Rxd5+ 22. Ke2 Rhd8 23. Rxd5 Qxd5 24. c4 Qe5 25. c5 Qd5 26. Qc2 c6 27. h5 h6 28. Rb1 Bg5 29. a5 cxb5 30. f4 Be7 31. Rxb5 Qxh5+ 32. f3 Qh2+ 33. Bf2 Bh4 34. Rxb7+ Kxb7 35. Qe4+ Kc7 36. Qe5+ Kc8 0-1

[Event "Bussum op 30th"]
[Site "Bussum"]
[Date "2013.05.19"]
[Round "4"]
[White "Van Oosten, Jaap"]
[Black "Stolwijk, Colin"]
[Result "1-0"]
[ECO "B16"]
[WhiteElo "1965"]
[BlackElo "2019"]
[PlyCount "67"]
[EventDate "2013.05.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. g3 h5 7. h4 Qd5 8. Nf3 Bg4 9. Bg2 Na6 10. c3 0-0-0 11. Qe2 e5 12. c4 Bb4+ 13. Kf1 Qxd4 14. Nxd4 Bxe2+ 15. Kxe2 Rxd4 16. a3 Be7 17. b3 c5 18. Be3 Rdd8 19. b4 b6 20. Rhb1 Kb8 21. b5 Nc7 22. a4 Ne6 23. a5 Nd4+ 24. Bxd4 exd4 25. axb6 axb6 26. Kd3 Kc7 27. Bc6 Kd6 28. Ra7 f5 29. Re1 Bf6 30. Rxf7 Rhf8 31. Rb7 f4 32. Bd5 Rde8 33. Rxb6+ Kc7 34. Rxe8 1-0

[Event "Bussum op 30th"]
[Site "Bussum"]
[Date "2013.05.19"]
[Round "5"]
[White "Van de Woestijne, Aldo"]
[Black "Van Oosten, Jaap"]
[Result "1-0"]
[ECO "A24"]
[BlackElo "1965"]
[PlyCount "137"]
[EventDate "2013.05.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 g6 4. Nc3 Bg7 5. e4 d6 6. Nge2 0-0 7. 0-0 Nh5 8. d3 f5 9. exf5 Bxf5 10. Bxb7 Nd7 11. Bd5+ Kh8 12. Bg2 Rb8 13. Rb1 a5 14. Ne4 Ndf6 15. f3 Nxe4 16. dxe4 Be6 17. b3 a4 18. Be3 axb3 19. axb3 Qd7 20. Nc3 Bh3 21. Qd3 Rf7 22. b4 Rbf8 23. Bd2 h6 24. b5 Bxg2 25. Kxg2 g5 26. Nd5 Bf6 27. b6 cxb6 28. Rxb6 Bd8 29. Ra6 Rg7 30. c5 dxc5 31. Rxh6+ Rh7 32. Rxh7+ Qxh7 33. Bc3 Qg7 34. Qb5 Be7 35. Qd7 Rf7 36. Qe8+ Qg8 37. Bxe5+ Kh7 38. Qxg8+ Kxg8 39. Nxe7+ Rxe7 40. Bd6 Rd7 41. Bxc5 Ng7 42. Be3 Ne6 43. h4 gxh4 44. gxh4 Kh7 45. Ra1 Ng7 46. Ra7 Rd3 47. Kf2 Kg6 48. Ra6+ Kh7 49. Ke2 Rb3 50. Rd6 Ne8 51. Rb6 Ra3 52. f4 Ra2+ 53. Kf3 Rh2 54. Bf2 Ng7 55. Bg3 Ra2 56. Kg4 Rg2 57. f5 Re2 58. Kf3 Ra2 59. Be5 Ra5 60. Bxg7 Kxg7 61. Kf4 Ra1 62. Rb7+ Kh6 63. Ke5 Rh1 64. Kf6 Rxh4 65. e5 Ra4 66. e6 Ra6 67. Kf7 Kg5 68. e7 Rh6 69. Kg7 1-0

[Event "Bussum op 30th"]
[Site "Bussum"]
[Date "2013.05.18"]
[Round "2"]
[White "Vogel, Jaap"]
[Black "Van Oosten, Jaap"]
[Result "1-0"]
[ECO "D77"]
[WhiteElo "2193"]
[BlackElo "1965"]
[PlyCount "61"]
[EventDate "2013.05.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. g3 g6 4. Bg2 Bg7 5. c4 c6 6. 0-0 0-0 7. cxd5 Nxd5 8. Nc3 Nxc3 9. bxc3 c5 10. Ne5 Nd7 11. f4 Qc7 12. Ba3 Nxe5 13. fxe5 Rb8 14. Bxc5 Bxe5 15. Bxa7 Ra8 16. Bc5 Be6 17. Rb1 Rab8 18. Bb6 Qxc3 19. dxe5 Bxa2 20. Bd4 Qc8 21. Rb6 Rd8 22. e3 Be6 23. Qb1 Qc4 24. Rxb7 Rbc8 25. Rxe7 Bf5 26. Rxf5 gxf5 27. Qxf5 Rxd4 28. exd4 Qxd4+ 29. Qf2 Rc1+ 30. Bf1 Qc5 31. Rxf7 1-0

[Event "Bussum op 29th"]
[Site "Bussum"]
[Date "2012.05.28"]
[Round "6.17"]
[White "Van Oosten, Jaap"]
[Black "Pelgrom, Vincent"]
[Result "1-0"]
[ECO "B16"]
[WhiteElo "2009"]
[PlyCount "63"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. g3 Bf5 7. Bg2 e6 8. Ne2 Bd6 9. c4 h5 10. Qa4 Nd7 11. Be3 Bd3 12. Qb3 Bxe2 13. Kxe2 Qb6 14. Qc2 f5 15. Rhd1 h4 16. Rd3 Qa6 17. Ke1 Qa5+ 18. Bd2 Bb4 19. d5 Ne5 20. Rc3 hxg3 21. hxg3 Rh2 22. Kf1 Bxc3 23. Bxc3 Qc7 24. dxe6 fxe6 25. Qe2 0-0-0 26. Bxe5 Qe7 27. Qe3 c5 28. b4 Rh5 29. Qf3 Rh7 30. Qa3 b6 31. Qf3 Qb7 32. Qxb7+ 1-0

[Event "Bussum op 29th"]
[Site "Bussum"]
[Date "2012.05.27"]
[Round "4.20"]
[White "Van Oosten, Jaap"]
[Black "Van Brummelen, Kevin"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2009"]
[PlyCount "155"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 c4 7. Be2 Bd7 8. 0-0 Nge7 9. Nbd2 Ng6 10. Re1 Rc8 11. Nf1 Be7 12. g3 Na5 13. h4 Nb3 14. Rb1 Ba4 15. Bg5 Bxg5 16. Nxg5 Qd8 17. Bh5 Qe7 18. Qg4 Na5 19. Ne3 0-0 20. Kg2 Nh8 21. Qe2 Ng6 22. f4 f6 23. exf6 gxf6 24. Nh3 Qg7 25. Kh2 Bd7 26. Qc2 Qh6 27. Bxg6 Qxg6 28. f5 Qf7 29. Nf4 Rfe8 30. fxe6 Bxe6 31. Nxe6 Rxe6 32. Nf5 Kh8 33. Nh6 Qe8 34. Qf5 Rcc6 35. Qxf6+ Rxf6 36. Rxe8+ Kg7 37. Ng4 Rfe6 38. Re1 Rxe8 39. Rxe8 Rb6 40. Re2 Nb3 41. Ne5 Nc1 42. Rf2 Nd3 43. Nxd3 cxd3 44. Rd2 Kg6 45. g4 Re6 46. Kg3 Re3+ 47. Kf4 Re4+ 48. Kf3 h5 49. gxh5+ Kxh5 50. Rxd3 Rxh4 51. Rd2 Kg5 52. Re2 Rh3+ 53. Kg2 Rd3 54. Kf2 Kf4 55. Ke1 b5 56. Rd2 Ke3 57. Rh2 a5 58. Rh5 b4 59. Re5+ Kf4 60. Ke2 Rh3 61. axb4 axb4 62. cxb4 Rb3 63. Kd2 Rxb4 64. Kc3 Rc4+ 65. Kd3 Rb4 66. Re2 Kf3 67. Re5 Kf4 68. Rxd5 Rxb2 69. Kc3 Rb1 70. Kc4 Rc1+ 71. Kb5 Ke4 72. Rd8 Rd1 73. Kc4 Rc1+ 74. Kb3 Rd1 75. Kc3 Rc1+ 76. Kd2 Rc4 77. d5 Rd4+ 78. Kc3 1/2-1/2

[Event "Bussum op 29th"]
[Site "Bussum"]
[Date "2012.05.27"]
[Round "5.19"]
[White "Van den Bergh, Ben G"]
[Black "Van Oosten, Jaap"]
[Result "1/2-1/2"]
[ECO "C59"]
[WhiteElo "2012"]
[BlackElo "2009"]
[PlyCount "126"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 h6 9. Nh3 Bd6 10. d3 0-0 11. 0-0 Qc7 12. Nc3 Nb7 13. Be3 Nd8 14. Ne4 Nxe4 15. dxe4 Bxh3 16. gxh3 Ne6 17. Bc4 Nf4 18. Qf3 Kh8 19. Kh1 a5 20. Rg1 Rae8 21. Rad1 Qe7 22. Rg3 Bc7 23. Rdg1 Rg8 24. Rg4 Qf6 25. Rd1 Rd8 26. Rgg1 Rxd1 27. Rxd1 Rd8 28. Rxd8+ Bxd8 29. Bxf4 exf4 30. c3 Bc7 31. Qg4 Qe7 32. Qc8+ Kh7 33. Qf5+ Kg8 34. h4 Bb6 35. Qxf4 Bxf2 36. e5 Bxh4 37. Qf5 Bg5 38. b4 axb4 39. cxb4 Qb7 40. Qe4 Kf8 41. b5 Qd7 42. bxc6 Qd1+ 43. Kg2 Qd2+ 44. Be2 Bd8 45. Qc4 Qg5+ 46. Kh1 Qxe5 47. Bf3 Bc7 48. Qb4+ Kg8 49. Qd2 g6 50. Bd5 Kg7 51. a4 Qa1+ 52. Kg2 Qxa4 53. Qc3+ Kh7 54. Qb3 Qg4+ 55. Kf2 Bxh2 56. Bxf7 Bc7 57. Bg8+ Kh8 58. Qf7 Qf5+ 59. Qxf5 gxf5 60. Be6 f4 61. Kg2 Kg7 62. Bd5 Kf6 63. Bf3 Kg5 1/2-1/2

[Event "Bussum op 29th"]
[Site "Bussum"]
[Date "2012.05.26"]
[Round "2.18"]
[White "Van Oosten, Jaap"]
[Black "Krishnasing, Ashley"]
[Result "0-1"]
[ECO "B86"]
[WhiteElo "2009"]
[BlackElo "2010"]
[PlyCount "95"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. 0-0 Qc7 8. Bb3 Nbd7 9. Bxe6 fxe6 10. Nxe6 Qb8 11. Bf4 Ne5 12. Ng5 h6 13. Nf3 Bg4 14. Nd5 Nxd5 15. Qxd5 Bxf3 16. Bxe5 dxe5 17. Qe6+ Be7 18. gxf3 Qd6 19. Qb3 0-0-0 20. Rfd1 Qg6+ 21. Kf1 Kb8 22. Ke2 Bg5 23. c4 Qc6 24. Qc3 Bf4 25. h3 Rc8 26. b3 Rhd8 27. Qa5 Qc7 28. Qb4 Rd4 29. Rxd4 exd4 30. Rd1 Be5 31. f4 Bxf4 32. Rxd4 Qf7 33. Rd5 g5 34. c5 Qh5+ 35. Ke1 Qxh3 36. Rf5 Qh1+ 37. Ke2 Qh5+ 38. Ke1 Qe8 39. Qd4 h5 40. Rd5 h4 41. Rd7 Qe6 42. b4 h3 43. Rh7 h2 44. a4 Qa2 45. Qd1 Qc4 46. Qb1 Rd8 47. b5 Bd2+ 48. Kd1 0-1

[Event "Bussum op 29th"]
[Site "Bussum"]
[Date "2012.05.25"]
[Round "1.10"]
[White "Smits, Mark"]
[Black "Van Oosten, Jaap"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2206"]
[BlackElo "2009"]
[PlyCount "83"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Bc5 6. Bg5 h6 7. Bh4 0-0 8. Nbd2 d6 9. c3 Be6 10. Nf1 g5 11. Bg3 Nh5 12. h4 g4 13. N3h2 Nxg3 14. Nxg3 Qf6 15. Nxg4 Qf4 16. Nh5 Bxg4 17. Qxg4+ Qxg4 18. Nf6+ Kg7 19. Nxg4 f5 20. exf5 Rxf5 21. Bxc6 bxc6 22. h5 Raf8 23. f3 a5 24. 0-0-0 Rf4 25. Rde1 R4f5 26. Re4 R8f7 27. Kc2 Rf4 28. Rhe1 R4f5 29. d4 exd4 30. cxd4 Bb6 31. Rh1 Rg5 32. Kc3 c5 33. dxc5 Rxc5+ 34. Rc4 Rd5 35. Re4 Rc5+ 36. Kd2 Rd5+ 37. Kc2 Rc5+ 38. Kb1 Rd5 39. Re6 Rd2 40. Rg6+ Kf8 41. Nxh6 Rf4 42. Re1 1-0

[Event "Bussum op 28th"]
[Site "Bussum"]
[Date "2011.06.13"]
[Round "6"]
[White "Koudinov, Dimitri"]
[Black "Van Oosten, Jaap"]
[Result "1-0"]
[ECO "A66"]
[WhiteElo "2035"]
[BlackElo "2035"]
[PlyCount "43"]
[EventDate "2011.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. e5 Nfd7 9. Ne4 dxe5 10. Nd6+ Ke7 11. Nxc8+ Qxc8 12. Nf3 Re8 13. Be2 Kf8 14. 0-0 e4 15. Ng5 Bd4+ 16. Kh1 Nf6 17. f5 Kg7 18. Qe1 Nbd7 19. Qh4 Qd8 20. fxg6 hxg6 21. Nxf7 Kxf7 22. Qh7+ 1-0

[Event "Bussum op 28th"]
[Site "Bussum"]
[Date "2011.06.12"]
[Round "5"]
[White "Van Oosten, Jaap"]
[Black "De Bruijn, Aad"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2035"]
[BlackElo "2026"]
[PlyCount "134"]
[EventDate "2011.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 c4 7. Be2 Bd7 8. 0-0 h6 9. Nbd2 Na5 10. Qe1 Ba4 11. Bd1 Bxd1 12. Qxd1 Qc6 13. Qc2 Ne7 14. b3 cxb3 15. Nxb3 Nc4 16. Nbd2 Rc8 17. Ne1 Nf5 18. Qd3 h5 19. g3 Be7 20. Ng2 g5 21. h3 Kd7 22. Qf3 Rcg8 23. Nxc4 Qxc4 24. Rb1 b6 25. Qd1 Rc8 26. Ne3 Qc6 27. Nxf5 exf5 28. Bd2 Rc7 29. Rb3 Qc4 30. Qb1 Ke6 31. Re1 Rg8 32. Re3 f4 33. Rd3 Kd7 34. Kg2 Rc6 35. Be1 Rcg6 36. Rd2 Kd8 37. a4 f3+ 38. Kg1 Qc8 39. c4 Qxh3 40. Rxf3 h4 41. cxd5 hxg3 42. Rxg3 Qh4 43. d6 Rh8 44. dxe7+ Kxe7 45. Kf1 Qh1+ 46. Ke2 Qd5 47. Qc2 Rh4 48. Rf3 Re4+ 49. Re3 Rf4 50. Qb3 Qg2 51. Qb4+ Ke8 52. Rc2 Qg4+ 53. Kd2 Rxd4+ 54. Qxd4 Qxd4+ 55. Rd3 Qf4+ 56. Kd1 Kf8 57. e6 Rxe6 58. Rcd2 Qxa4+ 59. Kc1 Rxe1+ 60. Kb2 Qa1+ 61. Kb3 Rb1+ 62. Kc4 Qa4+ 63. Kd5 Rb5+ 64. Kd6 Qf4+ 65. Kd7 Rc5 66. Kd8 Qf5 67. Rd7 Qe6 0-1

[Event "Bussum op 28th"]
[Site "Bussum"]
[Date "2011.06.11"]
[Round "3"]
[White "Van Oosten, Jaap"]
[Black "Krishnasing, Ashley"]
[Result "0-1"]
[ECO "C63"]
[WhiteElo "2035"]
[PlyCount "72"]
[EventDate "2011.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 fxe4 5. dxe4 Nf6 6. Nbd2 d6 7. 0-0 Bg4 8. a3 Be7 9. Bc4 Rf8 10. h3 Bh5 11. c3 Qd7 12. Qb3 Na5 13. Qa2 Nxc4 14. Qxc4 0-0-0 15. b4 Bf7 16. Qe2 Nh5 17. Rd1 Nf4 18. Qe3 Qa4 19. Bb2 Kb8 20. Rdc1 g5 21. c4 Qd7 22. Nf1 g4 23. hxg4 Qxg4 24. Ng3 h5 25. c5 h4 26. cxd6 cxd6 27. Bxe5 dxe5 28. Nxe5 Qg5 29. Nf3 Nh3+ 30. gxh3 Qxe3 31. fxe3 hxg3 32. Kg2 Bh5 33. Nd4 Bg6 34. e5 Bh4 35. Rf1 Be4+ 36. Kg1 g2 0-1

[Event "Bussum op 28th"]
[Site "Bussum"]
[Date "2011.06.11"]
[Round "2"]
[White "Ypma, Peter"]
[Black "Van Oosten, Jaap"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2072"]
[BlackElo "2035"]
[PlyCount "37"]
[EventDate "2011.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. 0-0 Bc5 5. Nc3 a6 6. d3 h6 7. Be3 Bxe3 8. fxe3 0-0 9. Qe1 d6 10. Nh4 Ne7 11. Qg3 Kh7 12. Nf5 Bxf5 13. exf5 d5 14. Bb3 Qd6 15. Qh3 g6 16. fxg6+ fxg6 17. Rf2 c6 18. Raf1 Rf7 19. Ne4 1-0

[Event "Bussum op 28th"]
[Site "Bussum"]
[Date "2011.06.10"]
[Round "1"]
[White "Van Oosten, Jaap"]
[Black "Houben, Jaap"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "2035"]
[PlyCount "82"]
[EventDate "2011.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. h3 Bg7 5. Nf3 0-0 6. Be2 a6 7. a4 b6 8. 0-0 Bb7 9. Bd3 Nc6 10. Be3 Nb4 11. Qd2 c5 12. d5 e6 13. dxe6 fxe6 14. Bh6 d5 15. Bxg7 Kxg7 16. Ng5 Qd7 17. e5 Nh5 18. Ne2 h6 19. g4 Nxd3 20. cxd3 Qe7 21. f4 Nxf4 22. Nxf4 hxg5 23. Ne2 d4 24. Ng3 Rf4 25. Ne2 Rff8 26. Ng3 Rf4 27. Ne2 Rf3 28. Rxf3 Bxf3 29. Ng3 Rf8 30. Re1 Rf4 31. Ne2 Bxe2 32. Rxe2 Qf7 33. Rf2 Rxf2 34. Qxf2 Qxf2+ 35. Kxf2 Kf7 36. Kf3 Ke7 37. Ke4 Kd7 38. b3 Kc6 39. b4 b5 40. a5 cxb4 41. Kxd4 b3 0-1

[Event "Bossum Pinkster op-A"]
[Site "Bossum"]
[Date "2010.05.24"]
[Round "6"]
[White "Beerdsen, Thomas"]
[Black "Van Oosten, Jaap"]
[Result "1-0"]
[ECO "C90"]
[WhiteElo "1956"]
[BlackElo "2038"]
[PlyCount "93"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. h3 Na5 9. c3 Nxb3 10. axb3 0-0 11. d4 Bb7 12. Nbd2 Nd7 13. Nf1 Bf6 14. Ng3 g6 15. Bh6 Re8 16. Qd2 Nf8 17. Rad1 Ne6 18. Qe3 Qe7 19. d5 Nf8 20. c4 c6 21. Bg5 cxd5 22. Bxf6 Qxf6 23. cxd5 Nd7 24. Rc1 Rec8 25. b4 Kg7 26. Nd2 Qd8 27. Nb3 Rxc1 28. Rxc1 Rc8 29. Na5 Rxc1+ 30. Qxc1 Qc8 31. Qg5 Kf8 32. h4 h5 33. Kh2 Qc7 34. Ne2 Kg7 35. Qe7 Bc8 36. Nc6 Qb6 37. Kg1 Nf6 38. Qxd6 Ng4 39. Qc5 Qb7 40. f3 Qd7 41. fxg4 Qxg4 42. Qc2 Qxh4 43. g3 Qg5 44. Qc3 Kh7 45. Nxe5 Bg4 46. Nxf7 Qe7 47. Qh8# 1-0

[Event "Bossum Pinkster op-A"]
[Site "Bossum"]
[Date "2010.05.22"]
[Round "2"]
[White "Balje, Jan"]
[Black "Van Oosten, Jaap"]
[Result "1-0"]
[ECO "A62"]
[WhiteElo "2186"]
[BlackElo "2038"]
[PlyCount "73"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 a6 7. a4 g6 8. g3 Bg7 9. Bg2 0-0 10. 0-0 b6 11. Bf4 Qe7 12. Qd2 Re8 13. Rfe1 Nbd7 14. h3 Nh5 15. Bg5 f6 16. Bh6 Bh8 17. e4 Rb8 18. Rab1 b5 19. axb5 axb5 20. b4 c4 21. Ra1 Ne5 22. Nxe5 Qxe5 23. f4 Qe7 24. g4 Ng7 25. e5 fxe5 26. fxe5 dxe5 27. Ne4 Qd8 28. Rf1 Nf5 29. gxf5 gxf5 30. Ra3 f4 31. Qf2 Bf5 32. Ra6 Qe7 33. d6 Qf7 34. Ng5 Qg6 35. d7 Re6 36. Nxe6 Bxe6 37. Qb6 1-0

[Event "Utrecht OKU op"]
[Site "Utrecht"]
[Date "2005.06.??"]
[Round "?"]
[White "Faydi, Jonathan J"]
[Black "Van Oosten, Jaap"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "29"]
[EventDate "2005.06.10"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 106 Extra"]
[Source "ChessBase"]
[SourceDate "2005.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 Qf6 6. Qd2 Qxc6 7. Nc3 Nf6 8. Bd3 Ng4 9. 0-0 0-0 10. Qg5 d6 11. Nd5 Kh8 12. Qe7 Be6 13. Qh4 Qd7 14. h3 Ne5 15. Nf6 1-0

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2001.06.08"]
[Round "1"]
[White "Van Oosten, Jaap"]
[Black "Mannen, Henk"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "2165"]
[PlyCount "70"]
[EventDate "2001.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 c6 5. Nf3 Nf6 6. d4 Bf5 7. 0-0 e6 8. Bd2 Bb4 9. Re1 0-0 10. h3 Nbd7 11. Nh4 Bg6 12. Nxg6 hxg6 13. Qf3 Rfe8 14. Re2 Rad8 15. Rae1 Nb6 16. Bb3 Rxd4 17. a3 Be7 18. Re5 Qa6 19. Nb1 Nc4 20. Bxc4 Qxc4 21. Bc3 Rd5 22. Nd2 Qa4 23. Nb3 Red8 24. Rxd5 Rxd5 25. Qe3 c5 26. Na5 Qd7 27. Nc4 Rd1 28. Ne5 Qd5 29. Nd3 Rxe1+ 30. Qxe1 c4 31. Ne5 Bc5 32. Qe2 Ne4 33. Nxc4 Bxf2+ 34. Kh2 b5 35. Nd2 Qd6+ 0-1

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2001.??.??"]
[Round "2"]
[White "Cupido, Alexander"]
[Black "Van Oosten, Jaap"]
[Result "1-0"]
[ECO "C36"]
[PlyCount "49"]
[EventDate "2001.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 d5 4. exd5 Nf6 5. d4 Qxd5 6. Bxf4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 0-0 9. Bc4 Re8+ 10. Ne5 Qxg2 11. Bxf7+ Kf8 12. Qf3 Qxf3 13. Ndxf3 Re7 14. Bc4 Be6 15. Bxe6 Rxe6 16. 0-0 Kg8 17. Rae1 Na6 18. c4 Rae8 19. d5 R6e7 20. a3 Nc5 21. b4 Nce4 22. Nd3 g5 23. Nd4 Nh5 24. Nf5 Rd7 25. Nc5 1-0

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2001.??.??"]
[Round "3"]
[White "Fijlstra, Bobby"]
[Black "Van Oosten, Jaap"]
[Result "1-0"]
[ECO "C59"]
[PlyCount "111"]
[EventDate "2001.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 h6 9. Nf3 e4 10. Ne5 Qd4 11. f4 Bc5 12. Rf1 Qd8 13. c3 Bd6 14. d4 exd3 15. Qxd3 0-0 16. b4 Nb7 17. Nd2 Qc7 18. Ndf3 a5 19. Bd2 Be6 20. bxa5 Bd5 21. Qc2 Nxa5 22. c4 Be4 23. Qc3 Rfb8 24. c5 Bxc5 25. Qxc5 Nb3 26. axb3 Rxa1+ 27. Kf2 Ra2 28. Bc3 Bd3 29. Kg1 Bxe2 30. Re1 Ne4 31. Qxc6 Qxc6 32. Nxc6 Rb6 33. Ne7+ Kf8 34. Nd5 Rd6 35. Bb4 Kg8 36. Bxd6 Nxd6 37. Nd4 Bd3 38. Nb4 Rb2 39. Nxd3 Rd2 40. Re3 f5 41. Nf3 Ra2 42. Nc5 Rc2 43. Ne6 Ne4 44. h3 Ng3 45. Ned4 Rc1+ 46. Re1 Rc3 47. b4 g6 48. b5 Ne4 49. Rb1 Rc7 50. Ne5 Rb7 51. Nxg6 Kg7 52. Ne5 Kf6 53. Rc1 Nd6 54. Rc6 Ke7 55. b6 h5 56. Rc7+ 1-0

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2001.??.??"]
[Round "4"]
[White "Van Oosten, Jaap"]
[Black "Al, Alexander"]
[Result "0-1"]
[ECO "C06"]
[PlyCount "62"]
[EventDate "2001.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[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. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 Qb6 9. Nf3 f6 10. Nf4 fxe5 11. Nxe5 Ndxe5 12. dxe5 Bb4+ 13. Kf1 Nxe5 14. Qh5+ Nf7 15. h4 Bd7 16. a3 Bc5 17. b4 Bxf2 18. Nxd5 exd5 19. Qe2+ Qe6 20. Qxf2 0-0 21. Be2 Ne5 22. Bf3 Bb5+ 23. Kg1 Ng4 24. Bxg4 Qxg4 25. Qe3 Rf1+ 26. Kh2 Qxh4+ 27. Qh3 Rxh1+ 28. Kxh1 Qe1+ 29. Kh2 Qe5+ 30. Qg3 Qxa1 31. Bf4 Qf6 0-1

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2001.??.??"]
[Round "5"]
[White "Van Oosten, Jaap"]
[Black "Ten Hertog, Albertus"]
[Result "1-0"]
[ECO "C07"]
[PlyCount "61"]
[EventDate "2001.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[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. Nd2 c5 4. exd5 Qxd5 5. Ndf3 Nc6 6. Be3 cxd4 7. Nxd4 a6 8. Nxc6 Qxc6 9. Nf3 Nf6 10. Be2 Bd6 11. h3 0-0 12. 0-0 Rd8 13. Qc1 e5 14. Rd1 Bf5 15. c4 h6 16. b3 Bc7 17. Qb2 Qe6 18. Rxd8+ Rxd8 19. Rd1 Rxd1+ 20. Bxd1 e4 21. Nd4 Qe5 22. g3 Bxh3 23. Qd2 Qa5 24. b4 Qa3 25. Bb3 Ng4 26. c5 Nxe3 27. Qxe3 Qxb4 28. Qxe4 Qxc5 29. Qe8+ Kh7 30. Bc2+ f5 31. Bb3 1-0

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2001.??.??"]
[Round "6"]
[White "Winkel, Ruud"]
[Black "Van Oosten, Jaap"]
[Result "1-0"]
[ECO "C29"]
[PlyCount "87"]
[EventDate "2001.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. d3 Qh4+ 6. g3 Nxg3 7. Nf3 Qh5 8. Nxd5 Bg4 9. Bg2 Bxf3 10. Qxf3 Qxe5+ 11. Qe3 Qxe3+ 12. Bxe3 Nf5 13. Nxc7+ Kd8 14. Bf4 Bd6 15. Bxd6 Nxd6 16. Nxa8 Na6 17. 0-0 f5 18. Rae1 Kd7 19. Bd5 g6 20. Re2 Rxa8 21. Rfe1 Re8 22. Rxe8 Nxe8 23. Bxb7 Nac7 24. c4 Nd6 25. Bd5 h6 26. b4 g5 27. a4 f4 28. Bf3 Nde8 29. b5 Nf6 30. a5 Ne6 31. b6 axb6 32. a6 Nc7 33. a7 g4 34. a8Q Nxa8 35. Bxa8 Kd6 36. Kf2 h5 37. Be4 Kc5 38. Bg6 h4 39. Re6 Nd7 40. Bf5 g3+ 41. hxg3 hxg3+ 42. Kg2 b5 43. Re4 Nb6 44. Re5+ 1-0

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2000.05.21"]
[Round "6"]
[White "Beugelink, Erik"]
[Black "Van Oosten, Jaap"]
[Result "1-0"]
[ECO "C27"]
[PlyCount "63"]
[EventDate "2000.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. Nc3 d6 5. Bg5 c6 6. Nf3 Qe7 7. 0-0 Be6 8. Kh1 Bxc4 9. dxc4 Nbd7 10. Nh4 0-0-0 11. Nf5 Qf8 12. a3 h6 13. Bd2 g6 14. Ne3 Ne8 15. b4 Bd4 16. Qf3 Ng7 17. b5 c5 18. Rab1 f5 19. Ned5 Ne6 20. Ne2 fxe4 21. Qxe4 Ng5 22. Bxg5 hxg5 23. f3 Rxh2+ 24. Kxh2 Qh6+ 25. Kg3 Rf8 26. Rh1 Qg7 27. c3 Rf4 28. Qxg6 Qf8 29. cxd4 exd4 30. Nexf4 gxf4+ 31. Nxf4 Ne5 32. Ne6 1-0

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2000.05.21"]
[Round "5"]
[White "Van Oosten, Jaap"]
[Black "Van Sonderen, Paul"]
[Result "1/2-1/2"]
[ECO "C89"]
[PlyCount "142"]
[EventDate "2000.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[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. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 e4 10. dxc6 exf3 11. d4 Bg4 12. g3 Re8 13. Be3 Qc8 14. Qd3 Bh3 15. Nd2 Bg2 16. Bf4 Qg4 17. Bd1 Nd5 18. Qe4 Nxf4 19. Qxf4 Bd6 20. Bxf3 Rxe1+ 21. Rxe1 Bxf4 22. Bxg4 Bxd2 23. Re2 Bxc6 24. Rxd2 Re8 25. Re2 Rxe2 26. Bxe2 Bd5 27. a3 Kf8 28. f4 Ke7 29. Kf2 Kd6 30. b4 c6 31. Ke3 Kc7 32. Bd3 h6 33. f5 f6 34. Kf4 Kb6 35. h4 a5 36. g4 a4 37. g5 hxg5+ 38. hxg5 Kc7 39. Be2 Bf7 40. Bf3 Kd6 41. gxf6 gxf6 42. Kg4 Be8 43. Kh4 Bd7 44. Be4 Be8 45. Kg4 Bf7 46. Kf4 Bh5 47. Ke3 Bf7 48. Kd2 Bc4 49. Ke3 Bf7 50. Bf3 Be8 51. c4 bxc4 52. Kd2 Bf7 53. Kc3 Bd5 54. Bd1 Be4 55. Bxa4 Bxf5 56. Kxc4 Bc8 57. Kd3 Ba6+ 58. Ke4 f5+ 59. Kxf5 Kd5 60. Kf4 Kxd4 61. Bxc6 Kc4 62. Ba4 Kc3 63. b5 Bb7 64. Bd1 Kc4 65. a4 Kc5 66. Bf3 Bc8 67. Ke5 Bd7 68. Be2 Kb6 69. Kd6 Be8 70. Ke7 Bg6 71. Bd1 Bd3 1/2-1/2

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2000.05.20"]
[Round "4"]
[White "Muhren, Bianca"]
[Black "Van Oosten, Jaap"]
[Result "1-0"]
[ECO "A45"]
[PlyCount "85"]
[EventDate "2000.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. e3 Bg7 5. c4 d6 6. Nd2 0-0 7. g3 Nd7 8. Bg2 f5 9. Ne2 Qe7 10. 0-0 Nf6 11. Nc3 a6 12. Qc2 Rb8 13. a4 Re8 14. b4 c5 15. bxc5 dxc5 16. d5 Ne4 17. Ndxe4 fxe4 18. Rab1 f5 19. a5 Qc7 20. Rb6 Be5 21. Qd2 Bd6 22. Ne2 Qd8 23. Nf4 Bc7 24. Rfb1 Bxb6 25. Rxb6 g5 26. Nh5 Rf8 27. Qc3 Rf7 28. Qe5 Bd7 29. Nf6+ Rxf6 30. Rxf6 b5 31. axb6 Rxb6 32. Rxb6 Qxb6 33. Qe7 Qc7 34. Qxg5+ Kf7 35. Qh6 Qb7 36. Qxh7+ Kf8 37. h4 a5 38. h5 Bc8 39. Qh8+ Kf7 40. h6 Kg6 41. h7 Qxh7 42. Qxc8 Qa7 43. d6 1-0

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2000.05.20"]
[Round "3"]
[White "Van Oosten, Jaap"]
[Black "Coene, Igor"]
[Result "0-1"]
[ECO "A26"]
[PlyCount "46"]
[EventDate "2000.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nf3 Nge7 7. Rb1 0-0 8. b4 f5 9. Qc2 Qe8 10. Bd2 f4 11. b5 Nd8 12. Ng5 h6 13. Nge4 Ne6 14. Qc1 g5 15. Nd5 Nf5 16. Bh3 Nfd4 17. Nxc7 Nxc7 18. Nxd6 Qh5 19. Bf1 fxg3 20. f3 Nxf3+ 21. Kd1 g2 22. Bxg2 Nd4 23. Re1 Rf2 0-1

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2000.05.20"]
[Round "2"]
[White "Van Wijk, Rob"]
[Black "Van Oosten, Jaap"]
[Result "0-1"]
[ECO "C36"]
[PlyCount "16"]
[EventDate "2000.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 d5 4. exd5 Nf6 5. d4 Nxd5 6. c4 Bb4+ 7. Nbd2 Ne3 8. Qa4+ Bd7 0-1

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2000.05.19"]
[Round "1"]
[White "Van Oosten, Jaap"]
[Black "Gorshkova, Irina"]
[Result "0-1"]
[ECO "C42"]
[BlackElo "2103"]
[PlyCount "36"]
[EventDate "2000.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[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. d4 d5 6. Bd3 Be7 7. 0-0 Nc6 8. c4 Nb4 9. Bxe4 dxe4 10. Ne5 0-0 11. a3 Na6 12. Nc3 f5 13. f3 exf3 14. Rxf3 c6 15. Ne2 Nc5 16. Be3 Ne4 17. Ng3 Nxg3 18. Rxg3 f4 0-1

[Event "Utrecht Keres Memorial op"]
[Site "Utrecht"]
[Date "1999.??.??"]
[Round "4"]
[White "Looijmans, Karel NH"]
[Black "Van Oosten, Jaap"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "87"]
[EventDate "1999.??.??"]
[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 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Be7 6. Nc3 Nf6 7. Be3 d6 8. f3 Be6 9. Qd2 a6 10. Nd5 0-0 11. 0-0-0 b5 12. Kb1 Ne5 13. Na5 Bd7 14. Nb7 Qe8 15. Nxc7 Qc8 16. Nxa8 Qxb7 17. Nb6 Be6 18. Be2 Rb8 19. Nd5 Nxd5 20. exd5 Bf5 21. Bd4 b4 22. Bxe5 dxe5 23. Bd3 Bd7 24. Qe2 Bf6 25. Qe4 g6 26. g4 a5 27. h4 a4 28. h5 b3 29. cxb3 Bg7 30. hxg6 hxg6 31. Rc1 axb3 32. a3 Qb6 33. Qb4 Qd8 34. Qd6 Rb6 35. Qc7 Rb8 36. Qxd8+ Rxd8 37. Rc7 Bf8 38. Bc4 Bd6 39. Rb7 f5 40. g5 e4 41. fxe4 fxe4 42. Rh6 Bf5 43. Rbh7 e3+ 44. Kc1 1-0

[Event "Utrecht Keres Memorial op"]
[Site "Utrecht"]
[Date "1999.??.??"]
[Round "6"]
[White "Monte, Peter"]
[Black "Van Oosten, Jaap"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "2120"]
[PlyCount "51"]
[EventDate "1999.??.??"]
[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 e5 2. f4 Nc6 3. Nf3 d6 4. Bb5 Be6 5. 0-0 exf4 6. d4 Bd7 7. Bxf4 Nf6 8. Nc3 Be7 9. e5 dxe5 10. Nxe5 Nxe5 11. Bxe5 0-0 12. Bc4 Ng4 13. Qf3 Kh8 14. Rad1 Bg5 15. Bf4 Qf6 16. Nd5 Qh6 17. h3 Bxf4 18. Nxf4 Nf6 19. Nd3 Rae8 20. Ne5 Rxe5 21. dxe5 Bc6 22. Qf4 Qg6 23. g4 Nd7 24. e6 Nb6 25. e7 Re8 26. Qxf7 1-0

[Event "Utrecht Keres Memorial op"]
[Site "Utrecht"]
[Date "1999.??.??"]
[Round "3"]
[White "Timmermans, Ivo"]
[Black "Van Oosten, Jaap"]
[Result "1-0"]
[ECO "C92"]
[WhiteElo "2249"]
[PlyCount "53"]
[EventDate "1999.??.??"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Bb7 10. d4 Re8 11. Nbd2 Bf8 12. d5 Nb8 13. Nf1 c6 14. dxc6 Bxc6 15. Ng3 Ra7 16. Nh2 Nbd7 17. Ng4 Nc5 18. Bg5 Be7 19. Bxf6 Bxf6 20. Bd5 Bxd5 21. Qxd5 Rd7 22. Rad1 Be7 23. b4 Na4 24. Nxe5 Bf6 25. Nxd7 Bxc3 26. Qxd6 Bxe1 27. Rxe1 1-0

[Event "Utrecht Keres Memorial op"]
[Site "Utrecht"]
[Date "1999.??.??"]
[Round "1"]
[White "Van Oosten, Jaap"]
[Black "Azadmanesh, Moosa"]
[Result "1-0"]
[ECO "B86"]
[BlackElo "2147"]
[PlyCount "55"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[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. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Nbd7 8. f4 Nc5 9. Qf3 Be7 10. 0-0 0-0 11. Kh1 Qc7 12. f5 b5 13. Bg5 b4 14. Na4 Nxb3 15. axb3 e5 16. Ne2 Bb7 17. Bxf6 Bxf6 18. c4 Qc6 19. Ng3 Kh8 20. Qe3 Bd8 21. Rae1 h6 22. f6 Bc8 23. fxg7+ Kxg7 24. Rf5 Rg8 25. Nh5+ Kg6 26. Qf3 Be6 27. Rf1 Qd7 28. Nb6 1-0

[Event "Utrecht Keres Memorial op"]
[Site "Utrecht"]
[Date "1999.??.??"]
[Round "2"]
[White "Van Oosten, Jaap"]
[Black "Erwich, Frans"]
[Result "0-1"]
[ECO "C89"]
[BlackElo "2079"]
[PlyCount "64"]
[EventDate "1999.??.??"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Be3 Bg4 16. Qd3 Rae8 17. Nd2 Re6 18. Bxd5 cxd5 19. a4 Rfe8 20. axb5 f5 21. f4 Bxf4 22. Bf2 Be2 23. Rxe2 Rxe2 24. Nf1 axb5 25. Qxb5 Bg5 26. Qxd5+ Kh8 27. Ra8 h6 28. Rxe8+ Rxe8 29. Qf7 Re2 30. Qb7 Qg4 31. b4 Qe4 32. Qf7 Qf3 0-1

[Event "Utrecht Keres Memorial op"]
[Site "Utrecht"]
[Date "1999.??.??"]
[Round "5"]
[White "Van Oosten, Jaap"]
[Black "Goes, Dirk"]
[Result "1/2-1/2"]
[ECO "B02"]
[PlyCount "43"]
[EventDate "1999.??.??"]
[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. exd5 Nxd5 4. Nxd5 Qxd5 5. d4 e5 6. Ne2 Nc6 7. Be3 exd4 8. Nxd4 Nxd4 9. Bxd4 Be6 10. c3 Qe4+ 11. Qe2 Qxe2+ 12. Bxe2 f6 13. 0-0 Bd6 14. Bh5+ g6 15. Rfe1 Kf7 16. Bf3 c5 17. Be3 Rad8 18. Rad1 b6 19. Rd2 Be5 20. Red1 Rxd2 21. Rxd2 Ke7 22. a4 1/2-1/2

[Event "Ghent op 22nd"]
[Site "Ghent"]
[Date "1999.??.??"]
[Round "1"]
[White "Van Oosten, Jaap"]
[Black "Ikonnikov, Vyacheslav"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "1835"]
[BlackElo "2550"]
[PlyCount "80"]
[EventDate "1999.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Be7 9. c3 Nf6 10. Nxf6+ Bxf6 11. Nc2 Bb7 12. Ne3 Ne7 13. Nd5 Nxd5 14. exd5 0-0 15. g3 Bg5 16. Bg2 f5 17. 0-0 Bxc1 18. Rxc1 Qb6 19. b3 Rac8 20. Qd2 Rc5 21. Rc2 Qc7 22. Rfc1 Rc8 23. c4 bxc4 24. b4 c3 25. Qg5 Rc4 26. Qxf5 Qf7 27. Qd3 Rd4 28. Qe2 Bxd5 29. Rxc3 Rf8 30. a3 Bxg2 31. Kxg2 Qd5+ 32. Kg1 Rd2 33. Qe3 Rdxf2 34. Qxf2 Rxf2 35. Kxf2 Kf7 36. R1c2 Ke6 37. Ke2 Qh1 38. Ke3 g5 39. Rc7 h5 40. Rf2 Qa1 0-1

[Event "Utrecht op"]
[Site "Utrecht"]
[Date "1998.06.05"]
[Round "?"]
[White "Van Oosten, Jaap"]
[Black "Azadmanesh, Moosa"]
[Result "1-0"]
[ECO "B86"]
[WhiteElo "1850"]
[BlackElo "2025"]
[PlyCount "47"]
[EventDate "1998.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Nbd7 8. f4 Nc5 9. Qf3 b5 10. 0-0 Bb7 11. f5 e5 12. Re1 exd4 13. Nd5 Bxd5 14. Bxd5 Nxd5 15. exd5+ Be7 16. f6 gxf6 17. Qxf6 Kd7 18. Qf5+ Ke8 19. Bg5 Ra7 20. Re2 h6 21. Bf6 Rg8 22. Rae1 Rg5 23. Rxe7+ Rxe7 24. Rxe7+ 1-0

[Event "Utrecht op"]
[Site "Utrecht"]
[Date "1998.06.05"]
[Round "1"]
[White "Van der Spek, Hein Piet"]
[Black "Van Oosten, Jaap"]
[Result "1-0"]
[ECO "C91"]
[WhiteElo "2100"]
[BlackElo "1850"]
[PlyCount "47"]
[EventDate "1998.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 e5 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. d4 Bg4 10. d5 Na5 11. Bc2 c6 12. h3 Bh5 13. dxc6 Qb6 14. Nbd2 Qxc6 15. Nf1 Rfc8 16. Ng3 Bxf3 17. Qxf3 b4 18. Nf5 Bf8 19. Bg5 Ne8 20. Rac1 bxc3 21. b4 Nb7 22. Bb3 d5 23. Bxd5 Qg6 24. Nh4 1-0

