[Event "Lille Luce op 4th"]
[Site "Lille"]
[Date "2013.04.16"]
[Round "5"]
[White "Laurent, Julien G"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2342"]
[BlackElo "1985"]
[PlyCount "53"]
[EventDate "2013.04.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 Bg7 3. e4 c6 4. Nc3 d5 5. h3 dxe4 6. Nxe4 Nd7 7. Bc4 e6 8. Nd6+ Kf8 9. Ng5 Nb6 10. Ndxf7 Qe7 11. Bb3 Nf6 12. Nxh8 Bxh8 13. Qe2 Nbd5 14. c4 Nc7 15. Bf4 Nh5 16. Qf3 Nxf4 17. Qxf4+ Kg8 18. 0-0 Bf6 19. Nf3 Na6 20. Rfe1 Bd7 21. Re2 Rf8 22. Rae1 Bg5 23. Qg3 Bh6 24. Re4 Nb4 25. Ne5 Be8 26. a3 Na6 27. Ng4 1-0

[Event "Lille Luce op 3rd"]
[Site "Lille"]
[Date "2012.04.27"]
[Round "6"]
[White "De Leur, Ben"]
[Black "Dembinski, Louis"]
[Result "1-0"]
[ECO "E65"]
[WhiteElo "2019"]
[BlackElo "1671"]
[PlyCount "40"]
[EventDate "2012.04.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "FRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nf3 Nf6 5. 0-0 0-0 6. Nc3 Nc6 7. d4 d6 8. dxc5 dxc5 9. Bf4 Be6 10. Ne5 Nxe5 11. Bxe5 Nd7 12. Bxg7 Kxg7 13. b3 Rb8 14. Nd5 b6 15. Qc2 Bxd5 16. cxd5 Nf6 17. Rad1 Qc7 18. e4 Rbd8 19. Qb2 Kg8 20. h3 Nd7 1-0

[Event "Lille Luce op 3rd"]
[Site "Lille"]
[Date "2012.04.25"]
[Round "3"]
[White "Debray, Christopher"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2396"]
[BlackElo "2019"]
[PlyCount "73"]
[EventDate "2012.04.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "FRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nc3 Nc6 6. Qa4 Bg7 7. e5 Ng8 8. Bf4 Nh6 9. h3 0-0 10. 0-0-0 f6 11. exf6 Rxf6 12. Nd5 e6 13. Bc7 Qf8 14. Nxf6+ Qxf6 15. c3 d5 16. Qf4 Nf5 17. g4 e5 18. Bxe5 Nxe5 19. Qxe5 Qxe5 20. Nxe5 Bxe5 21. gxf5 Bxf5 22. Bd3 Bf4+ 23. Kc2 Be6 24. Be2 Rd8 25. Bg4 Bf7 26. Rhe1 Rd6 27. Re7 Rf6 28. Rxb7 Bg5 29. Re1 Rxf2+ 30. Re2 Rf6 31. Bd7 d4 32. cxd4 Rd6 33. Ba4 Rxd4 34. Bb3 Rf4 35. Re8+ Kg7 36. Rc8 Rf2+ 37. Kd1 1-0

[Event "Lille Luce op 3rd"]
[Site "Lille"]
[Date "2012.04.24"]
[Round "2"]
[White "De Leur, Ben"]
[Black "Loiseau, Quentin"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "2019"]
[BlackElo "2273"]
[PlyCount "46"]
[EventDate "2012.04.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "FRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. c4 c6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Bg4 5. h3 Bxf3 6. Bxf3 e6 7. b3 Be7 8. 0-0 a5 9. d4 0-0 10. Bb2 b5 11. Nd2 Qb6 12. c5 Qc7 13. Qc2 Nbd7 14. e4 dxe4 15. Nxe4 Nd5 16. Rac1 N7f6 17. Rfe1 Rfd8 18. Qe2 Nxe4 19. Qxe4 a4 20. Ra1 Bf6 21. Bd1 Qa5 22. Bc2 g6 23. Qf3 a3 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2011.06.28"]
[Round "7"]
[White "Postma, Jan"]
[Black "De Leur, Ben"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "1742"]
[BlackElo "2060"]
[PlyCount "103"]
[EventDate "2011.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c4 Bg7 4. Nc3 Nc6 5. d3 Nf6 6. Be2 0-0 7. 0-0 d6 8. Rb1 Bg4 9. Ne1 Bd7 10. Nc2 Nd4 11. Nxd4 cxd4 12. Nd5 Ne8 13. Bg5 f6 14. Bd2 e6 15. Nb4 Qe7 16. Nc2 f5 17. f4 a5 18. Bf3 Bc6 19. Qe2 e5 20. exf5 gxf5 21. Nxd4 Bxf3 22. Nxf3 e4 23. Rfe1 d5 24. d4 Qc7 25. Ne5 dxc4 26. Rec1 b5 27. b3 Nd6 28. bxc4 bxc4 29. Be3 Rfc8 30. Rc3 Qe7 31. Rb6 Rc7 32. Qb2 Bf8 33. Qf2 Qd8 34. Bc1 Rg7 35. Rb2 Rc7 36. Be3 Qe8 37. Qe2 Rac8 38. Bd2 Qa4 39. Rg3+ Bg7 40. Bc3 Nb5 41. Qd2 Rd8 42. Rxb5 Qxb5 43. Bxa5 Qb1+ 44. Kf2 Rb8 45. Bc3 Ra7 46. Rxg7+ Rxg7 47. d5 Ra7 48. Kg3 Rg7+ 49. Kf2 Qh1 50. Ke3 Rxg2 51. Qe1 Qxe1+ 52. Bxe1 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2011.06.21"]
[Round "6"]
[White "De Leur, Ben"]
[Black "Serdijn Koster, Adinda"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "2060"]
[BlackElo "1992"]
[PlyCount "140"]
[EventDate "2011.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 e5 2. g3 g6 3. Bg2 Bg7 4. Nc3 f5 5. d3 d6 6. e4 Nf6 7. Nge2 0-0 8. 0-0 Nc6 9. Nd5 Be6 10. Bg5 Qd7 11. b4 Rae8 12. b5 Nd8 13. a4 Nh5 14. Bd2 f4 15. f3 c6 16. Ndc3 g5 17. a5 a6 18. bxa6 bxa6 19. Na4 Qa7+ 20. Nb6 d5 21. cxd5 cxd5 22. Qa4 Nf6 23. Be1 d4 24. Bb4 Rf7 25. Bd6 Nd7 26. Rfc1 Nb7 27. Rc7 Rd8 28. Nc8 Qa8 29. Qc6 Nb8 30. Qb6 Rxc8 31. Bxe5 Bxe5 32. Qxe6 Rcxc7 33. Qe8+ Rf8 34. Qxe5 Rg7 35. Bh3 Nd8 36. Rb1 Nbc6 37. Qd5+ Kh8 38. Qd6 Nf7 39. Qf6 Nfe5 40. Qd6 Nxf3+ 41. Kg2 Nd2 42. Rb6 f3+ 43. Kf2 fxe2+ 44. Kxe2 Rg6 45. Be6 Re8 46. Rxc6 Rgxe6 47. Qxd4+ Kg8 48. Rc7 R6e7 49. Rxe7 Rxe7 50. Qc5 Rg7 51. Kxd2 Qb7 52. Qe5 Qb5 53. Qe6+ Rf7 54. Qc8+ Kg7 55. Qc3+ Kg6 56. Qa3 Qd7 57. Qc5 Qe7 58. Qc6+ Qf6 59. Qc5 Qf2+ 60. Qxf2 Rxf2+ 61. Ke3 Rxh2 62. d4 Ra2 63. d5 Rxa5 64. Kd4 Kf6 65. e5+ Ke7 66. g4 Ra4+ 67. Kc5 Rxg4 68. Kb6 Re4 69. Kc7 Rxe5 70. d6+ Ke6 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2011.06.07"]
[Round "4"]
[White "Geertsma, Folkert Jan"]
[Black "De Leur, Ben"]
[Result "1/2-1/2"]
[ECO "A24"]
[WhiteElo "1976"]
[BlackElo "2060"]
[PlyCount "33"]
[EventDate "2011.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 Nbd7 7. d3 e5 8. Bd2 h6 9. Nh4 Kh7 10. e3 Nc5 11. d4 exd4 12. exd4 Ne6 13. Be3 Ng8 14. Qd2 f5 15. f4 Nf6 16. h3 a6 17. b4 1/2-1/2

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2011.06.01"]
[Round "3"]
[White "De Leur, Ben"]
[Black "Lauer, Albert"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2060"]
[BlackElo "1827"]
[PlyCount "63"]
[EventDate "2011.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e5 3. Bg2 Bc5 4. Nc3 a6 5. d3 Nc6 6. Nf3 d6 7. 0-0 0-0 8. e3 Bg4 9. h3 Bd7 10. b3 Qc8 11. Kh2 Ba7 12. Bb2 Rb8 13. a4 Re8 14. Nd5 Nxd5 15. cxd5 Ne7 16. e4 f5 17. Rc1 Bc5 18. Nxe5 fxe4 19. dxe4 a5 20. Nxd7 Qxd7 21. Qd3 Ng6 22. f4 Re7 23. e5 dxe5 24. Rxc5 Qd6 25. Qc4 exf4 26. gxf4 Nxf4 27. Qxf4 Qxc5 28. Bd4 Qc2 29. d6 cxd6 30. Qxd6 Rbe8 31. Rf2 Qxb3 32. Bd5+ 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2011.05.24"]
[Round "2"]
[White "Wantola, Ivo"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "2335"]
[BlackElo "2060"]
[PlyCount "67"]
[EventDate "2011.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. b4 Nh5 10. Re1 f5 11. Ng5 Nf6 12. f3 Kh8 13. c5 a5 14. Ba3 Bh6 15. Qd2 Neg8 16. h4 Nh5 17. Bf1 Bd7 18. b5 Nf4 19. Ne2 fxe4 20. Nxf4 Rxf4 21. Qxf4 exf4 22. Nf7+ Kg7 23. Nxd8 Rxd8 24. fxe4 Bc8 25. cxd6 cxd6 26. Rac1 Ne7 27. Rc7 Kf8 28. e5 Nxd5 29. exd6 Bd7 30. Re7 Nf6 31. Bb2 Ng4 32. Rexd7 Rxd7 33. Rxd7 f3 34. gxf3 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2011.05.17"]
[Round "1"]
[White "De Leur, Ben"]
[Black "Schenkelaars, Vincent"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "2060"]
[BlackElo "1713"]
[PlyCount "119"]
[EventDate "2011.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 d6 4. Nf3 Nf6 5. 0-0 0-0 6. Nc3 e5 7. d3 Nbd7 8. Rb1 a5 9. a3 Nc5 10. b4 axb4 11. axb4 Ne6 12. Bb2 Bd7 13. e3 c6 14. d4 e4 15. Nd2 d5 16. Qb3 Nc7 17. cxd5 cxd5 18. b5 Be6 19. b6 Na6 20. Ba3 Re8 21. Rfc1 Bf8 22. Bxf8 Rxf8 23. Ra1 Qd6 24. Bf1 Nd7 25. Na4 Nb4 26. Rab1 Na6 27. Rc3 Kg7 28. Qb5 h5 29. Nc5 Naxc5 30. dxc5 Qe5 31. Rc2 Nb8 32. Qb2 Qxb2 33. Rcxb2 h4 34. Nb3 hxg3 35. hxg3 Nc6 36. Nd4 Nxd4 37. exd4 Bd7 38. Bb5 Bxb5 39. Rxb5 Rfc8 40. R5b4 f5 41. Rd1 Kf7 42. Rbb1 Ke7 43. Kg2 Kf6 44. Rh1 Kg7 45. Ra1 g5 46. c6 Rxa1 47. cxb7 Raa8 48. Rc1 Rcb8 49. Rc7+ Kf6 50. bxa8Q Rxa8 51. Rc6+ Ke7 52. Rg6 Rb8 53. g4 f4 54. Rxg5 Rxb6 55. Rxd5 Re6 56. Kf1 f3 57. Ke1 Kf6 58. Kd2 e3+ 59. fxe3 f2 60. Rf5+ 1-0

[Event "Lille Luce op 2nd"]
[Site "Lille"]
[Date "2011.04.25"]
[Round "1"]
[White "Lagarde, Maxime"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "B37"]
[WhiteElo "2441"]
[BlackElo "2005"]
[PlyCount "75"]
[EventDate "2011.04.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Nc2 Nf6 7. Nc3 0-0 8. Be2 d6 9. 0-0 a6 10. Na3 Bd7 11. Be3 Rc8 12. f3 Be6 13. Qd2 Ne5 14. Nd5 Bxd5 15. cxd5 Qd7 16. b3 h5 17. Rab1 Kh7 18. Nc4 Nxc4 19. bxc4 Ng8 20. Rb3 Bh6 21. Bxh6 Nxh6 22. Rfb1 Rc7 23. Qb2 Rb8 24. Rb6 Qa4 25. e5 Qa5 26. exd6 Qc5+ 27. Kh1 exd6 28. Qb4 Nf5 29. Qxc5 dxc5 30. Bd3 Nd4 31. Kg1 Kg7 32. Rxa6 b5 33. d6 Rd7 34. cxb5 Rbd8 35. a4 Rxd6 36. Rxd6 Rxd6 37. a5 Ne6 38. Bc4 1-0

[Event "Cappelle op 27th"]
[Site "Cappelle la Grande"]
[Date "2011.02.28"]
[Round "4"]
[White "De Leur, Ben"]
[Black "Bauduin, Etienne"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "1996"]
[BlackElo "2255"]
[PlyCount "66"]
[EventDate "2011.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. c4 f5 2. g3 Nf6 3. Bg2 e6 4. Nc3 d5 5. b3 d4 6. Nb1 c5 7. d3 Nc6 8. Nf3 Bd6 9. 0-0 0-0 10. Bb2 Qe8 11. e3 dxe3 12. fxe3 Ng4 13. Qd2 Qh5 14. Bh1 Qh6 15. Re1 e5 16. Nc3 Bd7 17. Nd5 e4 18. dxe4 fxe4 19. Nh4 Rf2 20. Nf6+ Qxf6 21. Qd5+ Qf7 22. Qxd6 Rxb2 23. Rf1 Qe6 24. Qf4 Nf6 25. Rad1 Nb4 26. Qg5 Qg4 27. Qxc5 Qh3 28. Bg2 Rxg2+ 29. Nxg2 Ng4 30. Rf4 Qxh2+ 31. Kf1 Qh1+ 32. Ke2 Qxg2+ 33. Ke1 Nc2# 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2009.06.30"]
[Round "7"]
[White "Zuijdendorp, Milko"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "1600"]
[BlackElo "2107"]
[PlyCount "79"]
[EventDate "2009.05.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. d5 Na6 8. 0-0 Nc5 9. Qc2 a5 10. Be3 b6 11. a3 Ng4 12. b4 Nxe3 13. fxe3 axb4 14. axb4 Rxa1 15. Rxa1 Na6 16. Qb2 Nb8 17. Ne1 Qg5 18. Qd2 Bh6 19. Nc2 f5 20. Rf1 f4 21. exf4 exf4 22. Nb5 Na6 23. Ncd4 Qe7 24. Bf3 g5 25. Re1 g4 26. Nf5 Bxf5 27. exf5 Qg7 28. Bd1 Rxf5 29. Nd4 Rf8 30. Ne6 f3 31. Nxg7 Bxd2 32. Re7 Bxb4 33. Ne6 Bc5+ 34. Kh1 fxg2+ 35. Kxg2 Rf2+ 36. Kg3 Rd2 37. Bxg4 Bg1 38. Bh5 Bxh2+ 39. Kh3 h6 40. Bg6 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2009.06.23"]
[Round "6"]
[White "Oosthout, Wouter"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "B26"]
[WhiteElo "1850"]
[BlackElo "2107"]
[PlyCount "91"]
[EventDate "2009.05.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 e5 7. Qd2 Nge7 8. Nh3 0-0 9. f4 exf4 10. Bxf4 a6 11. Bh6 b5 12. Bxg7 Kxg7 13. 0-0 Nd4 14. Nf4 b4 15. Ncd5 Bb7 16. Ne3 a5 17. c3 Ne6 18. a3 Qb6 19. Nc4 Qc7 20. Nd5 Bxd5 21. exd5 bxc3 22. bxc3 Nd8 23. Qf4 Nc8 24. Qf6+ Kg8 25. Rae1 Qd7 26. Re4 Re8 27. Bh3 Qa4 28. Ne5 Qxe4 29. dxe4 dxe5 30. Bxc8 Rxc8 31. Rb1 a4 32. Qa6 Rc7 33. Qxa4 Rf8 34. Rb8 Kg7 35. d6 Rb7 36. Rxb7 Nxb7 37. Qc6 Nd8 38. Qxc5 Ne6 39. Qxe5+ Kh6 40. Qf6 Nc5 41. Qf4+ g5 42. Qf6+ Kh5 43. g4+ Kh4 44. Qh6+ Kxg4 45. Qxf8 Nxe4 46. d7 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2009.06.02"]
[Round "3"]
[White "De Leur, Ben"]
[Black "Volders, Wessel"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2107"]
[BlackElo "1786"]
[PlyCount "89"]
[EventDate "2009.05.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. d4 c5 5. dxc5 Bxc5 6. Nf3 0-0 7. 0-0 Nc6 8. Bg5 Be7 9. cxd5 Nxd5 10. Bxe7 Qxe7 11. e4 Nf6 12. e5 Nd5 13. Nbd2 Rd8 14. a3 b6 15. Rc1 Bb7 16. Qa4 Qd7 17. Qe4 Nde7 18. Nc4 Nd4 19. Qxd4 Qxd4 20. Nxd4 Bxg2 21. Kxg2 Rxd4 22. Rfd1 Rxd1 23. Rxd1 Nd5 24. Nd6 f6 25. exf6 Rd8 26. Ne4 Nf4+ 27. gxf4 Rxd1 28. fxg7 h6 29. Nc3 Rd2 30. Nb5 Rd7 31. Kf3 Kxg7 32. Ke3 Kf6 33. b4 a6 34. Nc3 Kf5 35. h3 Re7 36. Ne2 Kf6 37. Kd3 Rd7+ 38. Ke3 Rd1 39. Nc3 Rh1 40. Ne4+ Ke7 41. a4 Ra1 42. Nc3 Rh1 43. h4 Rh3+ 44. f3 Rxh4 45. f5 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2009.05.19"]
[Round "1"]
[White "Zeevaarder, Michael"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "B26"]
[WhiteElo "1756"]
[BlackElo "2107"]
[PlyCount "123"]
[EventDate "2009.05.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 e6 7. Qd2 Bd7 8. h3 Rb8 9. f4 Nge7 10. Nb5 Bc8 11. e5 dxe5 12. Bxc5 0-0 13. Bd6 a6 14. Bxb8 axb5 15. Bxe5 Nxe5 16. fxe5 Bxe5 17. 0-0-0 Qc7 18. Ne2 Nf5 19. Kb1 Nxg3 20. Nxg3 Bxg3 21. h4 h5 22. Rdf1 Qe7 23. Qg5 Qxg5 24. hxg5 e5 25. Rf6 Be6 26. Bxb7 Kg7 27. Be4 Bf4 28. Bxg6 fxg6 29. Rxe6 Rf5 30. Re7+ Kf8 31. Rb7 Bxg5 32. Rxb5 Be3 33. a4 Kg7 34. a5 Kh6 35. Re1 Bf4 36. Rb6 Bg3 37. a6 Bxe1 38. a7 Bf2 39. Rxg6+ Kxg6 40. a8Q h4 41. Qg2+ Bg3 42. c4 Kf6 43. b4 Be1 44. b5 Bg3 45. b6 Rf2 46. Qh1 e4 47. dxe4 Ke6 48. c5 Kd7 49. Qh3+ Kc6 50. Qc8+ Kb5 51. b7 Kc4 52. b8Q Rf1+ 53. Kc2 Rf2+ 54. Kd1 Rf1+ 55. Ke2 Re1+ 56. Kf3 Rf1+ 57. Kg4 Bxb8 58. Qxb8 Kxc5 59. Qe5+ Kc4 60. Qd5+ Kc3 61. Kxh4 Rb1 62. e5 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2008.07.01"]
[Round "7"]
[White "Van Vliet, Jeffrey"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "E87"]
[WhiteElo "2285"]
[BlackElo "2000"]
[PlyCount "81"]
[EventDate "2008.05.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 e5 7. d5 Nh5 8. Qd2 f5 9. Bd3 Nd7 10. Nge2 a6 11. Rc1 Nc5 12. Bb1 fxe4 13. Nxe4 Nxe4 14. Bxe4 Nf4 15. 0-0 Bh6 16. Nc3 b6 17. Kh1 Bg7 18. b4 a5 19. a3 axb4 20. axb4 Ba6 21. g3 Bxc4 22. gxf4 Bxf1 23. Rxf1 exf4 24. Bd4 Bxd4 25. Qxd4 Qd7 26. Rg1 Qg7 27. Qxg7+ Kxg7 28. Nb5 Rf7 29. Rc1 Ra4 30. Nxc7 Rxb4 31. Ne8+ Kh6 32. Nxd6 Rd7 33. Ne8 Rd8 34. Nc7 Rb2 35. Rd1 Rd6 36. Ne6 g5 37. Nd4 Kh5 38. Nf5 Rd8 39. d6 Rb5 40. d7 Rc5 41. Ng7+ 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2008.06.24"]
[Round "6"]
[White "De Leur, Ben"]
[Black "Jap Tjoen San, Linda"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2000"]
[BlackElo "2139"]
[PlyCount "119"]
[EventDate "2008.05.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 d6 6. 0-0 Qd7 7. d3 Bxc3 8. bxc3 b6 9. Ng5 h6 10. Nh3 e6 11. f4 Bb7 12. e4 0-0-0 13. a4 f5 14. Nf2 Nf6 15. Re1 h5 16. h4 e5 17. fxe5 dxe5 18. Bg5 Rdf8 19. a5 Nxa5 20. Rxa5 bxa5 21. Qa1 Qc7 22. Rb1 Bc6 23. Qa3 Nd7 24. d4 fxe4 25. d5 Bb7 26. Nxe4 Rf7 27. Rb5 a6 28. Rxa5 Qb6 29. Kh2 Kb8 30. Be3 Rc8 31. Nxc5 Rxc5 32. Bxc5 Nxc5 33. Qxc5 Qxc5 34. Rxc5 Rf2 35. Kg1 Rd2 36. Be4 Ka7 37. Rc7 Kb6 38. Rg7 a5 39. Rxg6+ Kc5 40. Rg7 Ba6 41. Rc7+ Kb6 42. Rc6+ Ka7 43. d6 a4 44. Rc7+ Kb8 45. Rc6 Bc8 46. c5 a3 47. Rb6+ Ka7 48. Rb3 a2 49. Ra3+ Ba6 50. d7 Rxd7 51. Rxa2 Rd1+ 52. Kh2 Rc1 53. Bd3 Rxc3 54. Bxa6 Rxc5 55. Be2+ Kb6 56. Rb2+ Kc6 57. Bxh5 e4 58. Bg6 Re5 59. Re2 e3 60. g4 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2008.06.17"]
[Round "5"]
[White "Oudshoorn, Arres"]
[Black "De Leur, Ben"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1815"]
[BlackElo "2000"]
[PlyCount "132"]
[EventDate "2008.05.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. Bd3 Nc6 4. Bc2 d5 5. exd5 Nxd5 6. Nf3 g6 7. d4 cxd4 8. Nxd4 Bg7 9. Nxc6 bxc6 10. 0-0 0-0 11. Bg5 f6 12. Bh4 Kh8 13. Nd2 e5 14. Rb1 a5 15. f3 Ne3 16. Qc1 Nxf1 17. Nxf1 Ba6 18. Ne3 Bd3 19. Ng4 Bxc2 20. Qxc2 Qd5 21. b3 Rad8 22. Ne3 Qd2 23. Qxd2 Rxd2 24. a4 Rfd8 25. Nc4 Rc2 26. Nxe5 Rdd2 27. Ng4 Rxg2+ 28. Kf1 f5 29. Bf2 fxg4 30. Kxg2 Bxc3 31. Kg3 Be5+ 32. f4 Bxf4+ 33. Kxf4 Rxf2+ 34. Kg3 Rc2 35. b4 Rc3+ 36. Kxg4 Rc4+ 37. Kf3 axb4 38. Ke3 c5 39. Kd2 b3 40. Rxb3 Rxa4 41. Rb5 Ra2+ 42. Kd3 Rxh2 43. Rxc5 Kg7 44. Ke3 Rh4 45. Kf3 h5 46. Kg2 Ra4 47. Rb5 Ra3 48. Kh2 Kh6 49. Kg2 h4 50. Kh2 g5 51. Rb4 Kh5 52. Rb8 Ra4 53. Rb3 Kg4 54. Kg2 Ra2+ 55. Kh1 h3 56. Kg1 Kh4 57. Rb4+ g4 58. Kh1 Rf2 59. Kg1 Re2 60. Rb3 Kg5 61. Rb5+ Kf4 62. Rb4+ Kf3 63. Rb3+ Re3 64. Rb8 Re1+ 65. Kh2 g3+ 66. Kxh3 Rh1# 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2008.06.10"]
[Round "4"]
[White "De Leur, Ben"]
[Black "Nieuwland, Huib"]
[Result "1-0"]
[ECO "E65"]
[WhiteElo "2000"]
[BlackElo "1903"]
[PlyCount "87"]
[EventDate "2008.05.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 c5 7. d4 Nc6 8. dxc5 dxc5 9. Bf4 Be6 10. Ne5 Nxe5 11. Bxe5 Bxc4 12. Bxb7 Qxd1 13. Rfxd1 Rad8 14. b3 Be6 15. Na4 c4 16. Nc5 cxb3 17. Nxe6 Rxd1+ 18. Rxd1 fxe6 19. axb3 Ng4 20. Bxg7 Kxg7 21. f3 Nf6 22. Ra1 Rd8 23. Ba6 Rd7 24. Bc4 e5 25. Kf2 e4 26. Ke3 exf3 27. exf3 Rc7 28. Kd4 Ne8 29. Ra5 Kf6 30. f4 Nd6 31. g4 h6 32. h4 Nxc4 33. bxc4 e6 34. g5+ hxg5 35. hxg5+ Ke7 36. c5 Rd7+ 37. Ke4 Rc7 38. Ke5 a6 39. Ke4 Rc6 40. Kd4 Kd7 41. Ra1 Ke7 42. Rh1 e5+ 43. fxe5 Kd7 44. Rf1 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2008.06.03"]
[Round "3"]
[White "Van der Maat, Niek"]
[Black "De Leur, Ben"]
[Result "1/2-1/2"]
[ECO "E76"]
[WhiteElo "1856"]
[BlackElo "2000"]
[PlyCount "73"]
[EventDate "2008.05.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[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. exd5 b5 10. cxb5 a6 11. a4 axb5 12. Bxb5 Bb7 13. 0-0 Qb6 14. Bc4 Na6 15. Rb1 Nb4 16. b3 Rae8 17. h3 Qd8 18. Bb2 Qa8 19. f5 Nfxd5 20. Nxd5 Nxd5 21. fxg6 hxg6 22. Qc2 Nf4 23. Nh2 Be4 24. Qf2 Bxb1 25. Bxg7 Kxg7 26. Qxf4 Bf5 27. Ng4 Bxg4 28. Qf6+ Kh7 29. hxg4 Qe4 30. Rf3 Qd4+ 31. Qxd4 cxd4 32. Rf4 Re1+ 33. Kf2 Rd1 34. Ke2 Rg1 35. Kf2 Rd1 36. Ke2 Rg1 37. Kf2 1/2-1/2

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2008.05.27"]
[Round "2"]
[White "De Leur, Ben"]
[Black "Jonk, Geert Jan"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2000"]
[BlackElo "1856"]
[PlyCount "136"]
[EventDate "2008.05.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. d3 Bb4 6. e3 Bxc3+ 7. bxc3 d6 8. Ne2 0-0 9. 0-0 Kh8 10. Rb1 e4 11. d4 Qe8 12. Nf4 Qf7 13. Qe2 g5 14. Nd5 Be6 15. Rxb7 Nxd5 16. cxd5 Bxd5 17. Qb5 Nd8 18. Rxc7 Qxc7 19. Qxd5 Qc6 20. Qxc6 Nxc6 21. Ba3 Rf6 22. f3 exf3 23. Bxf3 Rc8 24. c4 Na5 25. c5 Nc4 26. Bb4 Nxe3 27. cxd6 Nxf1 28. d7 Rd8 29. Be7 Rff8 30. Kxf1 Kg7 31. Bc6 h6 32. Ke2 Kf7 33. Bc5 Ke6 34. Ke3 Rf7 35. d5+ Ke5 36. Bxa7 Rdxd7 37. Bb8+ Rd6 38. a4 Rf8 39. Bc7 Rc8 40. Bxd6+ Kxd6 41. a5 Kc5 42. a6 Rc7 43. Bb7 Re7+ 44. Kd3 Kb6 45. Kd4 Re4+ 46. Kd3 Ra4 47. d6 Ra3+ 48. Kd4 f4 49. gxf4 gxf4 50. Ke5 f3 51. d7 Kc7 52. Ke6 f2 53. Bg2 Rxa6+ 54. Ke7 Rd6 55. Bh3 Rxd7+ 56. Bxd7 f1Q 57. h3 Qe2+ 58. Be6 Qe5 59. h4 Qg7+ 60. Bf7 Kc6 61. h5 Qg5+ 62. Ke6 Kc5 63. Bg6 Kd4 64. Bf7 Qe5+ 65. Kd7 Qf6 66. Bg6 Ke5 67. Ke8 Kd6 68. Bf5 Qe7# 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2008.05.20"]
[Round "1"]
[White "Oosthout, Wouter"]
[Black "De Leur, Ben"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1858"]
[BlackElo "2000"]
[PlyCount "100"]
[EventDate "2008.05.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 g6 2. Nc3 Bg7 3. g3 c6 4. Bg2 Nh6 5. d3 0-0 6. Nge2 d6 7. h3 e5 8. Be3 f6 9. Qd2 Nf7 10. h4 Na6 11. 0-0 Be6 12. Kh2 d5 13. exd5 cxd5 14. d4 e4 15. Nf4 Qd7 16. Nxe6 Qxe6 17. f3 f5 18. Rae1 Nd6 19. b3 Nc7 20. Ne2 exf3 21. Nf4 fxg2 22. Nxe6 gxf1N+ 23. Rxf1 Nxe6 24. Qb4 Rfd8 25. Re1 b5 26. a3 a5 27. Qd2 Ne4 28. Qd3 Rac8 29. Re2 Rc3 30. Qxb5 Bxd4 31. Bxd4 Nxd4 32. Qxa5 Rcc8 33. Rg2 Nxc2 34. a4 Ne3 35. Re2 Ng4+ 36. Kg2 Ngf6 37. Qa6 Re8 38. a5 Rc3 39. Qb5 Rxg3+ 40. Kf1 Rg4 41. Rc2 Ng3+ 42. Kf2 Nge4+ 43. Kf1 Rxh4 44. a6 Rf4+ 45. Kg2 Rg4+ 46. Kf1 Ng3+ 47. Kf2 Nfe4+ 48. Kf3 Ng5+ 49. Kf2 Nh3+ 50. Kg2 Nf1+ 0-1

[Event "Haarlem op"]
[Site "Haarlem"]
[Date "2007.06.29"]
[Round "1"]
[White "Boom, Harrie"]
[Black "De Leur, Ben"]
[Result "1/2-1/2"]
[ECO "B35"]
[BlackElo "2111"]
[PlyCount "80"]
[EventDate "2007.06.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Bc4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. f3 Qb6 9. Qd2 Nxe4 10. Nxc6 Qxc6 11. Nxe4 Qxc4 12. Nc3 d6 13. Qd3 Qxd3 14. cxd3 Bd7 15. Kd2 Rfc8 16. Rhc1 Kf8 17. Rab1 h5 18. b3 b6 19. Rc2 Rc7 20. Rbc1 Rac8 21. h3 e6 22. Bf4 Rc6 23. Be3 d5 24. d4 Bf6 25. Ne2 Rxc2+ 26. Rxc2 Rxc2+ 27. Kxc2 Bb5 28. Kd2 Bxe2 29. Kxe2 Ke8 30. Kd3 Kd7 31. a4 a6 32. Bd2 Be7 33. Bf4 f6 34. Bd2 Bd6 35. Be3 e5 36. dxe5 fxe5 37. Bxb6 Kc6 38. Ba5 Bb8 39. Bd2 Bc7 40. Bc3 Bd6 1/2-1/2

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2007.06.26"]
[Round "7"]
[White "De Leur, Ben"]
[Black "Straver, Robert"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "2052"]
[BlackElo "2100"]
[PlyCount "79"]
[EventDate "2007.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 d6 4. Nf3 e5 5. d3 Nc6 6. Nc3 Nge7 7. 0-0 0-0 8. Rb1 f5 9. Nd5 Kh8 10. b4 Nxd5 11. cxd5 Ne7 12. Nd2 c6 13. dxc6 bxc6 14. a4 Rb8 15. Ba3 Be6 16. b5 cxb5 17. axb5 d5 18. Qa4 Rf7 19. Nb3 d4 20. Na5 Rc8 21. Nb7 Qd7 22. Nd6 Nd5 23. Nxf7+ Bxf7 24. Bxd5 Bxd5 25. Rfc1 f4 26. Rxc8+ Qxc8 27. Qxa7 h5 28. Qc5 Qe6 29. Qd6 Qf7 30. Rc1 f3 31. Qe7 Qxe7 32. Bxe7 fxe2 33. Bg5 e4 34. dxe4 Bxe4 35. Bd2 d3 36. b6 Bb7 37. Rc7 Bb2 38. Rxb7 Bc1 39. Bc3+ Kg8 40. Rg7+ 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2007.06.19"]
[Round "6"]
[White "Oudshoorn, Arres"]
[Black "De Leur, Ben"]
[Result "0-1"]
[ECO "B39"]
[WhiteElo "1767"]
[BlackElo "2052"]
[PlyCount "98"]
[EventDate "2007.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. 0-0-0 Nc6 10. Nb5 0-0 11. Qg3 d6 12. Bg5 a6 13. Nc3 Qa5 14. Kb1 Bxc3 15. Qxc3 Qxc3 16. bxc3 Be6 17. Be3 Rfc8 18. c5 dxc5 19. Bxc5 b6 20. Bd4 Nxd4 21. cxd4 Bc4 22. Rd2 Rc7 23. Bxc4 Rxc4 24. Rc1 Rac8 25. Rxc4 Rxc4 26. Kb2 Kf8 27. f3 Ke8 28. d5 Kd7 29. Rc2 Rxc2+ 30. Kxc2 Kd6 31. Kc3 Kc5 32. a3 b5 33. Kb3 a5 34. Kc3 h6 35. h3 f6 36. Kd3 g5 37. Kc3 h5 38. g3 h4 39. gxh4 gxh4 40. Kd3 b4 41. axb4+ Kxb4 42. e5 fxe5 43. Ke4 a4 44. Kxe5 Kc5 45. Ke6 a3 46. Kxe7 Kxd5 47. Kf6 a2 48. Kg5 a1Q 49. Kxh4 Qg1 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2007.06.12"]
[Round "5"]
[White "De Leur, Ben"]
[Black "Oosterom, Erik"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "2052"]
[BlackElo "2062"]
[PlyCount "88"]
[EventDate "2007.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nf3 Nc6 7. 0-0 Be7 8. a3 0-0 9. b4 Be6 10. Rb1 f6 11. d3 a5 12. b5 Nd4 13. Nxd4 exd4 14. Na4 Bd5 15. Nxb6 cxb6 16. Bxd5+ Qxd5 17. Qa4 Bc5 18. Bb2 Rfe8 19. Rfe1 Rad8 20. Rbc1 Kh8 21. Qc4 Qh5 22. Qc2 Re5 23. Kg2 Rde8 24. e4 dxe3 25. d4 Rf5 26. f4 Bd6 27. a4 Bxf4 28. Qe2 Qxe2+ 29. Rxe2 Bd6 30. Rxe3 Rd8 31. Rce1 Kg8 32. Re8+ Rxe8 33. Rxe8+ Kf7 34. Rd8 Ke7 35. Rg8 Rg5 36. Kf3 Kd7 37. Bc1 Rg6 38. d5 Be5 39. Be3 Bc7 40. Rh8 h6 41. Rg8 Kd6 42. Rc8 Kd7 43. Rg8 Kd6 44. Rc8 Kd7 1/2-1/2

[Event "Utrecht OKU op"]
[Site "Utrecht"]
[Date "2007.06.10"]
[Round "5.27"]
[White "Krishnasing, Ashley"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "E97"]
[BlackElo "2081"]
[PlyCount "65"]
[EventDate "2007.06.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 118 Extra"]
[Source "ChessBase"]
[SourceDate "2007.07.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.07.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. h3 Nd7 10. Ne1 f5 11. Nd3 Nf6 12. f3 f4 13. c5 Nh5 14. cxd6 cxd6 15. Qb3 a6 16. Bd2 b5 17. a4 Bd7 18. axb5 Qb6+ 19. Kh2 Ng3 20. Rfc1 Nxe2 21. Nxe2 Bxb5 22. Nc3 g5 23. Nxb5 axb5 24. Bb4 h5 25. Ra3 g4 26. Qa2 Rxa3 27. Qxa3 Rf6 28. Nxe5 gxh3 29. Rc2 dxe5 30. Bxe7 Rg6 31. Qc5 hxg2 32. Qxb6 g1Q+ 33. Qxg1 1-0

[Event "Utrecht OKU op"]
[Site "Utrecht"]
[Date "2007.06.09"]
[Round "3.15"]
[White "De Groot, Pieter"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "E63"]
[BlackElo "2081"]
[PlyCount "73"]
[EventDate "2007.06.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 118 Extra"]
[Source "ChessBase"]
[SourceDate "2007.07.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.07.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 a6 6. c4 d6 7. Nc3 Nc6 8. Bg5 h6 9. Bf4 Nh5 10. Be3 Kh7 11. d5 Na5 12. c5 dxc5 13. Bxc5 Nc4 14. Bd4 Nf6 15. e4 Rb8 16. b3 Nb6 17. Rc1 Nbd7 18. Re1 c5 19. dxc6 bxc6 20. e5 Nd5 21. Ne4 Bb7 22. e6 fxe6 23. Neg5+ hxg5 24. Nxg5+ Kg8 25. Nxe6 Qa5 26. Bxg7 Rf7 27. Bb2 N7f6 28. Qc2 Kh7 29. Ng5+ Kg7 30. h4 Bc8 31. Nxf7 Kxf7 32. Qxc6 Nb4 33. Qc4+ Kf8 34. Be5 Nxa2 35. Bxb8 Nxc1 36. Qxc8+ Kf7 37. Qe6+ 1-0

[Event "Utrecht OKU op"]
[Site "Utrecht"]
[Date "2007.06.09"]
[Round "2.1"]
[White "De Leur, Ben"]
[Black "Epishin, Vladimir"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2081"]
[BlackElo "2561"]
[PlyCount "76"]
[EventDate "2007.06.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 118 Extra"]
[Source "ChessBase"]
[SourceDate "2007.07.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.07.04"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. d3 Nge7 6. e3 0-0 7. Nge2 a6 8. 0-0 Ba7 9. Nd5 Bg4 10. a3 Qc8 11. Nxe7+ Nxe7 12. Qc2 Bh3 13. Bd2 h5 14. Nc3 Ng6 15. Qd1 Bg4 16. Bf3 c6 17. b4 f5 18. Bxg4 hxg4 19. Ne2 Qe6 20. Rc1 Rf6 21. Qc2 Raf8 22. c5 d5 23. d4 Bb8 24. Rce1 Qf7 25. Bc3 e4 26. a4 Nh8 27. b5 axb5 28. axb5 Qh5 29. Nf4 Bxf4 30. exf4 Qh3 31. bxc6 bxc6 32. Ba5 Rh6 33. f3 gxf3 34. Rb1 Nf7 35. Bc7 Rg6 36. Rb2 Nh6 37. Bd6 Ng4 38. Bxf8 Nxh2 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2007.06.05"]
[Round "4"]
[White "Spaans, Coenraad"]
[Black "De Leur, Ben"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "1987"]
[BlackElo "2052"]
[PlyCount "48"]
[EventDate "2007.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Ne2 Nc6 3. Nbc3 g6 4. g3 Bg7 5. Bg2 e6 6. 0-0 Nge7 7. d3 0-0 8. Be3 d6 9. Qd2 Nd4 10. Nd1 Rb8 11. c3 Nxe2+ 12. Qxe2 b5 13. Qd2 b4 14. d4 bxc3 15. Nxc3 cxd4 16. Bxd4 Bxd4 17. Qxd4 Rxb2 18. Qxa7 Nc6 19. Qa3 Rb6 20. Rfb1 Nd4 21. Rxb6 Qxb6 22. Rb1 Qc7 23. Rd1 Qxc3 24. Qxd6 e5 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2007.05.29"]
[Round "3"]
[White "Ruijgrok, Dennis"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2310"]
[BlackElo "2052"]
[PlyCount "59"]
[EventDate "2007.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. 0-0 e5 6. Re1 f5 7. exf5 Bxf5 8. d4 e4 9. dxc5 d5 10. Nd4 Qd7 11. c4 Bxc5 12. Be3 Bxd4 13. Qxd4 Nf6 14. Nc3 0-0 15. Rad1 Qf7 16. Bg5 Qh5 17. Bxf6 Rxf6 18. Nxd5 Rh6 19. Qe5 Bg4 20. Qxh5 Rxh5 21. Ne7+ Kf7 22. Rd4 Kxe7 23. Rdxe4+ Kd6 24. Rxg4 Rb8 25. b3 Ra5 26. Rd4+ Kc7 27. Re7+ Kb6 28. Rd2 h6 29. Rxg7 Kc5 30. f4 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2007.05.22"]
[Round "2"]
[White "De Leur, Ben"]
[Black "Oosthout, Wouter"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2052"]
[BlackElo "1950"]
[PlyCount "109"]
[EventDate "2007.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. Nf3 d5 4. cxd5 Nxd5 5. g3 g6 6. Bg2 Bg7 7. 0-0 0-0 8. Nxd5 Qxd5 9. d3 Na6 10. a3 Rb8 11. Bf4 Ra8 12. Rb1 Qh5 13. Re1 Rd8 14. Qb3 Qd5 15. Qxd5 Rxd5 16. Nd2 Rd7 17. Nc4 Nc7 18. Ne5 Bxe5 19. Bxe5 Ne6 20. b4 f6 21. Bc3 Rb8 22. bxc5 Nxc5 23. Bb4 Ne6 24. Rec1 Kf7 25. Rc4 Rc7 26. Rxc7 Nxc7 27. Rc1 Ne8 28. d4 Bd7 29. e4 Rc8 30. Rxc8 Bxc8 31. f4 b6 32. Kf2 a5 33. Bc3 Nd6 34. e5 Nc4 35. a4 fxe5 36. fxe5 Bd7 37. Bd5+ Be6 38. Bc6 Bf5 39. d5 Be4 40. e6+ Kf8 41. Bd4 Kg8 42. g4 g5 43. Kg3 Kf8 44. h4 gxh4+ 45. Kxh4 Kg8 46. Kg5 Kf8 47. Kf4 Bg2 48. g5 Bh3 49. Ke4 Nd6+ 50. Kf3 Nc4 51. Bb5 Bf1 52. Kf2 Bd3 53. Ke1 Kg8 54. d6 exd6 55. e7 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2007.05.15"]
[Round "1"]
[White "De Leur, Ben"]
[Black "Landsheer, Jos"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2052"]
[BlackElo "1699"]
[PlyCount "79"]
[EventDate "2007.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 f5 5. d3 c6 6. e3 Nf6 7. Nge2 b6 8. 0-0 Bb7 9. b4 Qe7 10. a4 e4 11. Rb1 d6 12. dxe4 Nxe4 13. Nxe4 fxe4 14. Qc2 d5 15. cxd5 cxd5 16. Nf4 Na6 17. Qb3 Rd8 18. Rd1 Nc7 19. b5 d4 20. exd4 Bxd4 21. Be3 Bxe3 22. Qxe3 Rxd1+ 23. Rxd1 g5 24. Ne2 0-0 25. Nc3 Re8 26. Bf1 Qc5 27. Qxc5 bxc5 28. Rd7 e3 29. Rxc7 exf2+ 30. Kxf2 Rf8+ 31. Ke1 Re8+ 32. Be2 Bc8 33. Rxc5 h6 34. Rc7 Bf5 35. Rxa7 Rc8 36. Kd2 Rd8+ 37. Ke3 Re8+ 38. Kd4 Bc2 39. Bc4+ Kh8 40. b6 1-0

[Event "Haarlem Nova College op"]
[Site "Haarlem"]
[Date "2006.07.09"]
[Round "6"]
[White "De Leur, Ben"]
[Black "Perez Garcia, Hebert"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2024"]
[BlackElo "2187"]
[PlyCount "57"]
[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. c4 c5 2. Nc3 Nc6 3. Nf3 g6 4. g3 Bg7 5. Bg2 d6 6. 0-0 e5 7. d3 f5 8. Nd5 h6 9. Rb1 Nge7 10. a3 g5 11. e3 Be6 12. Ne1 0-0 13. Nxe7+ Qxe7 14. f4 Rad8 15. Nf3 g4 16. Nh4 Rf6 17. Bd2 exf4 18. Rxf4 Ne5 19. Bc3 Rf7 20. Qf1 Qg5 21. Bd5 Bxd5 22. cxd5 Rdf8 23. Qe2 h5 24. Rbf1 Bh6 25. e4 fxe4 26. Rxf7 Rxf7 27. dxe4 Rxf1+ 28. Kxf1 Qc1+ 29. Qe1 1/2-1/2

[Event "Haarlem Nova College op"]
[Site "Haarlem"]
[Date "2006.07.09"]
[Round "5"]
[White "Roorda, Thijs"]
[Black "De Leur, Ben"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1696"]
[BlackElo "2024"]
[PlyCount "136"]
[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. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. cxd4 d6 7. exd6 Qxd6 8. Nc3 Nxc3 9. bxc3 g6 10. Bc4 Bg7 11. Qb3 0-0 12. Ba3 Qf4 13. Bd5 Rd8 14. Bc1 Qf5 15. Bxc6 bxc6 16. 0-0 Be6 17. Qa3 Bd5 18. Nd2 e5 19. c4 Be6 20. dxe5 Bxe5 21. Rb1 Rd3 22. Rb3 Rad8 23. Nf3 Bb8 24. Bg5 Bxc4 25. Bxd8 Rxd8 26. Qe7 Qd5 27. Re1 Bxb3 28. axb3 Qd6 29. Qb7 Qc7 30. Qxc7 Bxc7 31. Kf1 Bb6 32. Ne5 Rd2 33. Re2 Rd1+ 34. Re1 Rd2 35. Re2 Rd1+ 36. Re1 Rd6 37. Nc4 Rd5 38. f3 Kf8 39. Re4 Rd1+ 40. Ke2 Rb1 41. Nd2 Rh1 42. Rh4 h5 43. g3 Ra1 44. Rc4 Rg1 45. Rxc6 Rg2+ 46. Kd3 Rxh2 47. Nc4 Rh3 48. Nxb6 axb6 49. Rxb6 Rxg3 50. Ke3 Rg2 51. Rb8+ Kg7 52. Rd8 Rb2 53. Rd3 h4 54. Kf4 h3 55. Kg3 h2 56. Rd1 f5 57. Rh1 Kf6 58. Rxh2 Rxb3 59. Ra2 Kg5 60. Ra4 Kh5 61. Rh4+ Kg5 62. Rc4 Ra3 63. Rb4 Ra1 64. Kg2 f4 65. Rb5+ Kh4 66. Rb2 Ra5 67. Kf2 Kh3 68. Rc2 Rg5 0-1

[Event "Haarlem Nova College op"]
[Site "Haarlem"]
[Date "2006.07.08"]
[Round "2"]
[White "De Leur, Ben"]
[Black "Gurevich, Mikhail"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2024"]
[BlackElo "2632"]
[PlyCount "60"]
[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. c4 e5 2. g3 Nf6 3. Bg2 Bc5 4. e3 0-0 5. Ne2 Nc6 6. 0-0 d6 7. Nbc3 a6 8. b3 Rb8 9. Bb2 Bf5 10. d4 exd4 11. Nxd4 Nxd4 12. exd4 Ba7 13. a4 Qd7 14. Nd5 Nxd5 15. Bxd5 c6 16. Bg2 d5 17. Qd2 Rfe8 18. Rfe1 h6 19. Qc3 Rbd8 20. cxd5 cxd5 21. Rac1 Rxe1+ 22. Qxe1 Re8 23. Qd2 Bb6 24. Re1 Be6 25. Rc1 Bd8 26. Qc3 Bg5 27. f4 Bd8 28. Qb4 Bf5 29. Re1 Be4 30. Ba3 Be7 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2006.06.27"]
[Round "7"]
[White "Stork, Ornett J"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "2125"]
[BlackElo "2024"]
[PlyCount "69"]
[EventDate "2006.05.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. b4 Nh5 10. g3 f5 11. Ng5 Nf6 12. f3 c6 13. Qb3 cxd5 14. cxd5 fxe4 15. fxe4 Qb6+ 16. Kg2 Ng4 17. Rxf8+ Bxf8 18. Nd1 Nf6 19. Be3 Qd8 20. Nc3 Ng4 21. Bxg4 Bxg4 22. Ne6 Qe8 23. Rf1 Bg7 24. Nc7 Qc8 25. Nxa8 Bh3+ 26. Kg1 Bxf1 27. Kxf1 Qxa8 28. Nb5 a5 29. Nxd6 Qa6+ 30. Nc4 axb4 31. Kg1 Kh8 32. Qxb4 Bf6 33. a4 Qa8 34. Bc5 Ng8 35. Nb6 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2006.06.20"]
[Round "6"]
[White "De Leur, Ben"]
[Black "Bey, Jan"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2024"]
[BlackElo "1937"]
[PlyCount "117"]
[EventDate "2006.05.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 c6 2. g3 e6 3. Bg2 d5 4. d4 Nf6 5. Nf3 dxc4 6. 0-0 Nbd7 7. Qc2 Nb6 8. e4 Be7 9. Rd1 0-0 10. Ne5 Nfd7 11. Nxc4 Nxc4 12. Qxc4 Bf6 13. Nc3 Nb6 14. Qd3 g6 15. Bh6 Bg7 16. Bxg7 Kxg7 17. d5 e5 18. dxc6 Qxd3 19. Rxd3 bxc6 20. b3 a5 21. Rd6 Bb7 22. Rad1 a4 23. b4 Nc4 24. Rd7 Rfb8 25. Bf1 Nb2 26. R1d2 a3 27. Re7 Ba6 28. Rdd7 Rf8 29. Rxe5 Bxf1 30. Kxf1 Na4 31. Ne2 Nb6 32. Rb7 Nc4 33. Ree7 Rae8 34. Rxe8 Rxe8 35. f3 Rd8 36. Rc7 Rb8 37. Rxc6 Rxb4 38. Nc3 Ne5 39. Ra6 Nxf3 40. Ke2 Ne5 41. Rxa3 Rb2+ 42. Kf1 Rxh2 43. Ra7 Rc2 44. Rc7 Nf3 45. a4 Nd2+ 46. Ke2 Nxe4+ 47. Kd3 Nxc3 48. Kxc2 Nxa4 49. Rc6 Kh6 50. Kb3 f5 51. Kxa4 Kg5 52. Rc4 Kf6 53. Kb3 g5 54. Kc2 h5 55. Kd3 f4 56. gxf4 g4 57. Ke4 h4 58. Rc6+ Kg7 59. Ke3 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2006.06.06"]
[Round "4"]
[White "De Leur, Ben"]
[Black "Compagnie, Luc G"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2024"]
[BlackElo "2096"]
[PlyCount "58"]
[EventDate "2006.05.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. d3 Bb4 6. e3 Bxc3+ 7. bxc3 0-0 8. Ne2 d6 9. 0-0 Qe8 10. Rb1 Kh8 11. Bd2 e4 12. Nd4 Ne5 13. Nb5 Qf7 14. d4 Nxc4 15. Bc1 a6 16. Na3 Nxa3 17. Bxa3 Qxa2 18. Qb3 Qxb3 19. Rxb3 b6 20. c4 a5 21. c5 dxc5 22. dxc5 b5 23. Rd1 b4 24. Bc1 Be6 25. Rb1 Nd7 26. Bb2 Nxc5 27. Be5 b3 28. Bxc7 Rfc8 29. Be5 a4 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2006.05.23"]
[Round "2"]
[White "Oosthout, Wouter"]
[Black "De Leur, Ben"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1884"]
[BlackElo "2024"]
[PlyCount "110"]
[EventDate "2006.05.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e6 7. Be3 Nge7 8. Nh3 0-0 9. 0-0 Nd4 10. Qd2 Rb8 11. Nd1 Nec6 12. c3 Nb5 13. Kh1 Qe7 14. g4 f5 15. gxf5 exf5 16. Ndf2 Bd7 17. Rae1 Qf7 18. a4 Nc7 19. e5 dxe5 20. Bxc5 Rfe8 21. Bd6 Rbc8 22. Ng5 Qb3 23. fxe5 Nxe5 24. c4 h6 25. Bxc7 Rxc7 26. Bd5+ Kh8 27. Rxe5 Rxe5 28. Nf7+ Kh7 29. Nxe5 Bxe5 30. d4 Bg7 31. Qf4 Rc8 32. Re1 Qb4 33. Nd3 Qxa4 34. Nc5 Qb4 35. Re7 Re8 36. Qe5 Rxe7 37. Qxe7 Bc6 38. Qf7 Qe1+ 39. Kg2 Qe2+ 40. Kg1 Qe3+ 41. Kf1 Qc1+ 42. Kf2 Qxb2+ 43. Ke1 Qc3+ 44. Kf1 Bxd5 45. cxd5 Qxd4 46. Nd7 Qf4+ 47. Ke1 Qe3+ 48. Kd1 Qg1+ 49. Kc2 Qxh2+ 50. Kd3 Qd6 51. Kc4 a6 52. Nc5 b5+ 53. Kb4 h5 54. Qe6 Bf8 55. Qe3 f4 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2006.05.16"]
[Round "1"]
[White "De Leur, Ben"]
[Black "Verheijen, Jan"]
[Result "1-0"]
[ECO "A23"]
[WhiteElo "2024"]
[BlackElo "1611"]
[PlyCount "43"]
[EventDate "2006.05.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 c6 4. Nf3 e4 5. Nd4 c5 6. Nc2 b6 7. Bg2 Bb7 8. 0-0 Bd6 9. d3 Qe7 10. Nxe4 Nxe4 11. dxe4 0-0 12. e5 Bxg2 13. exd6 Qe4 14. f3 Bxf3 15. exf3 Qxc4 16. Ne3 Qb5 17. Nd5 Na6 18. a4 Qc4 19. b3 Qd4+ 20. Qxd4 cxd4 21. b4 Rac8 22. Ne7+ 1-0

[Event "Utrecht OKU op"]
[Site "Utrecht"]
[Date "2005.06.??"]
[Round "?"]
[White "De Leur, Ben"]
[Black "Inkiov, Ventzislav"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2122"]
[BlackElo "2495"]
[PlyCount "66"]
[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. c4 e6 2. g3 d5 3. d4 Nf6 4. Bg2 dxc4 5. Nf3 Nc6 6. 0-0 Rb8 7. a4 a6 8. Nc3 Be7 9. e3 0-0 10. Nd2 e5 11. d5 Na5 12. Qe2 Bg4 13. f3 Bh5 14. Nxc4 Nb3 15. Rb1 e4 16. Qd1 Nc5 17. b4 exf3 18. Bxf3 Bxf3 19. Qxf3 Nd3 20. e4 Nxb4 21. d6 Bxd6 22. Nxd6 Qxd6 23. e5 Qxe5 24. Kh1 Qc5 25. Bf4 Rbd8 26. Qxb7 Qxc3 27. Rxb4 Nd5 28. Rbb1 Nxf4 29. Rxf4 Rd2 30. Rbf1 h6 31. Qxa6 Qc2 32. Rh4 Rb8 33. Qc4 Rxh2+ 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2004.07.07"]
[Round "7"]
[White "De Groot, Marco"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "B39"]
[WhiteElo "1947"]
[BlackElo "1971"]
[PlyCount "113"]
[EventDate "2004.05.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 e5 10. Nb5 0-0 11. Bd3 Nxb5 12. cxb5 d6 13. 0-0 d5 14. exd5 Qxd5 15. b3 Bg4 16. f3 e4 17. Bxe4 Qxe4 18. fxe4 Bxd1 19. Raxd1 Rfe8 20. Bd4 Bf8 21. Rfe1 Bb4 22. Re2 Rad8 23. Kf2 Bc3 24. Ke3 f5 25. e5 Bxd4+ 26. Rxd4 Rxe5+ 27. Kf3 Rxd4 28. Rxe5 Kf7 29. Rc5 Rd7 30. Ke2 Kf6 31. a4 Re7+ 32. Kd3 g5 33. a5 f4 34. b4 g4 35. Rc8 f3 36. gxf3 gxf3 37. Rf8+ Rf7 38. Rxf7+ Kxf7 39. Ke3 Ke6 40. Kxf3 Kd5 41. Kg4 Kc4 42. a6 b6 43. Kh5 Kxb4 44. Kh6 Kxb5 45. Kxh7 Kxa6 46. Kg6 b5 47. Kf5 Kb6 48. h4 Kc5 49. h5 b4 50. Ke4 Kc4 51. Ke3 Kc3 52. h6 b3 53. h7 b2 54. h8Q+ Kc2 55. Qh7+ Kc3 56. Qd3+ Kb4 57. Kd2 1-0

[Event "Haarlem Nova College op 3rd"]
[Site "Haarlem"]
[Date "2004.07.04"]
[Round "6"]
[White "Boidman, Yuri"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2412"]
[BlackElo "2140"]
[PlyCount "81"]
[EventDate "2004.07.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Nc3 Nd4 6. Ba4 e6 7. Nxd4 cxd4 8. Nb5 Qb6 9. c3 Ne7 10. Nxd4 Bxd4 11. cxd4 Qxd4 12. d3 0-0 13. Rb1 a6 14. Be3 Qd6 15. Rc1 Qb8 16. Bb6 f5 17. Rc7 Nc6 18. d4 fxe4 19. d5 Nd8 20. d6 Nc6 21. Qd2 a5 22. Bb5 Rf5 23. a4 Rd5 24. Qf4 Ne5 25. Qxe4 Nf7 26. Bxd7 Re5 27. Qd4 Bxd7 28. Rxd7 Rf5 29. g4 Rd5 30. Qf6 Qf8 31. Rc1 Rxd6 32. Bc5 Rc8 33. Rxd6 Rxc5 34. Rxc5 Nxd6 35. Qxe6+ Kg7 36. Rc7+ Nf7 37. Rxb7 h6 38. Kf1 h5 39. gxh5 gxh5 40. Ke2 Qg8 41. Qxf7+ 1-0

[Event "Haarlem Nova College op 3rd"]
[Site "Haarlem"]
[Date "2004.07.04"]
[Round "5"]
[White "Roosink, Tim"]
[Black "De Leur, Ben"]
[Result "0-1"]
[ECO "B24"]
[BlackElo "2140"]
[PlyCount "74"]
[EventDate "2004.07.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. e4 c5 2. g3 g6 3. Bg2 Bg7 4. Ne2 e6 5. Nbc3 Ne7 6. d3 0-0 7. Bg5 Nbc6 8. Qd2 Nd4 9. Nxd4 cxd4 10. Ne2 f6 11. Bh6 Bxh6 12. Qxh6 Qa5+ 13. c3 dxc3 14. bxc3 Nc6 15. 0-0 b6 16. f4 Ba6 17. Rf3 Rae8 18. g4 Qc5+ 19. Kh1 Qe7 20. Rg3 Qg7 21. Qh3 Kh8 22. Re1 Qf7 23. Bf1 f5 24. Bg2 fxe4 25. Bxe4 d5 26. Bg2 Bb7 27. Rf1 Qg7 28. d4 Ba6 29. Re3 Na5 30. f5 exf5 31. gxf5 Bxe2 32. Rxe8 Rxe8 33. f6 Qf7 34. Rf2 Bc4 35. Bf1 Bxf1 36. Qxf1 Nc4 37. Rf3 Ne3 0-1

[Event "Haarlem Nova College op 3rd"]
[Site "Haarlem"]
[Date "2004.07.03"]
[Round "3"]
[White "De Leur, Ben"]
[Black "Schoorl, Rob"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2140"]
[BlackElo "2225"]
[PlyCount "122"]
[EventDate "2004.07.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 c5 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nc7 6. Nf3 Nc6 7. 0-0 e5 8. Ne1 Bg4 9. h3 Bh5 10. Nd3 Qxd3 11. Bxc6+ bxc6 12. exd3 Bxd1 13. Rxd1 0-0-0 14. b3 Rxd3 15. Bb2 Be7 16. Rac1 Rhd8 17. Ne4 f6 18. Ba3 Ne6 19. Bxc5 Nxc5 20. Nxc5 Rxd2 21. Rxd2 Rxd2 22. Ne4 Rxa2 23. Rxc6+ Kd7 24. Rc4 Ra3 25. Nd2 a5 26. Rc2 Bb4 27. Kg2 h5 28. g4 hxg4 29. hxg4 Ke6 30. Nc4 Ra1 31. Nb6 Rd1 32. Nc4 g6 33. Ra2 Rd5 34. f3 f5 35. gxf5+ gxf5 36. Re2 Rc5 37. Nb6 f4 38. Ra2 Kf5 39. Nc4 Rc7 40. Re2 Rg7+ 41. Kh2 Re7 42. Nb6 Rh7+ 43. Kg2 Rg7+ 44. Kh2 Rg3 45. Nc4 Rxf3 46. Rxe5+ Kg4 47. Nxa5 Bc3 48. Rd5 Rh3+ 49. Kg2 f3+ 50. Kf2 Rh2+ 51. Kf1 Rh1+ 52. Kf2 Be1+ 53. Ke3 f2 54. Nc4 f1Q 55. Ne5+ Kf5 56. Nf3+ Ke6 57. Re5+ Kd6 58. Rf5 Rh3 59. Rf6+ Ke7 60. Rf5 Rxf3+ 61. Rxf3 Bd2+ 0-1

[Event "Haarlem Nova College op 3rd"]
[Site "Haarlem"]
[Date "2004.07.02"]
[Round "1"]
[White "De Leur, Ben"]
[Black "Kranendonk, Hans"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "2140"]
[PlyCount "116"]
[EventDate "2004.07.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. c4 e6 2. g3 f5 3. Bg2 Nf6 4. d3 d5 5. cxd5 exd5 6. Nf3 Bd6 7. 0-0 0-0 8. Nc3 c6 9. Bd2 Nbd7 10. Rc1 a5 11. a3 Nc5 12. b4 axb4 13. axb4 Na6 14. b5 Nc5 15. bxc6 bxc6 16. Nd4 Bd7 17. Nb3 Nxb3 18. Qxb3 Ra3 19. Qb2 Qe7 20. Qc2 Rfa8 21. e4 d4 22. Nb1 R3a4 23. exf5 Nd5 24. h4 Qf7 25. Rfe1 Qxf5 26. Qb3 Qf7 27. Re4 Nc3 28. Qxf7+ Kxf7 29. Nxc3 dxc3 30. Rxa4 cxd2 31. Rd1 Rxa4 32. Rxd2 Rd4 33. Be4 h6 34. Ra2 Bc5 35. Rc2 Be7 36. Bxc6 Bxc6 37. Rxc6 Rxd3 38. Kg2 Rd5 39. Rc4 Ke6 40. Re4+ Re5 41. Rg4 Bf6 42. Ra4 Re2 43. Kf3 Rd2 44. Ke3 Rc2 45. f3 Kd5 46. h5 Rc3+ 47. Ke2 Rc4 48. Ra2 Rc6 49. Ra5+ Kd4 50. Ra4+ Rc4 51. Ra2 Kc5 52. Rd2 Bd4 53. Ra2 Rc3 54. Ra5+ Kb4 55. Rf5 Re3+ 56. Kd2 Kc4 57. g4 Re5 58. Rf7 Bc3+ 1/2-1/2

[Event "Haarlem Nova College op 3rd"]
[Site "Haarlem"]
[Date "2004.07.02"]
[Round "2"]
[White "Fitski, Wouter"]
[Black "De Leur, Ben"]
[Result "0-1"]
[ECO "B31"]
[BlackElo "2140"]
[PlyCount "80"]
[EventDate "2004.07.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. c3 Bg7 5. 0-0 Nf6 6. Qe2 0-0 7. d4 cxd4 8. cxd4 a6 9. Ba4 b5 10. Bb3 Bb7 11. e5 Ne8 12. Rd1 Na5 13. Bc2 Rc8 14. Be4 Bxe4 15. Qxe4 d6 16. Qe2 dxe5 17. dxe5 Qc7 18. Nbd2 Nc6 19. Re1 Nb4 20. Rf1 Qc2 21. Nd4 Qd3 22. Qxd3 Nxd3 23. f4 Nc7 24. N2f3 Nd5 25. g3 e6 26. Rd1 Nxc1 27. Raxc1 Ne3 28. Re1 Nc4 29. b3 Nb6 30. Rc6 Rxc6 31. Nxc6 Nd5 32. Rc1 Rc8 33. Nfd4 Bf8 34. Rc2 Kg7 35. Kf2 h5 36. Rb2 Rc7 37. a4 bxa4 38. bxa4 Bc5 39. Rc2 Rxc6 40. Kf3 Rc7 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2004.06.30"]
[Round "6"]
[White "De Leur, Ben"]
[Black "Oosthout, Wouter"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "1971"]
[BlackElo "1848"]
[PlyCount "122"]
[EventDate "2004.05.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. Nf3 d5 4. cxd5 Nxd5 5. Nxd5 Qxd5 6. g3 g6 7. Bg2 Bg7 8. 0-0 0-0 9. d3 Rd8 10. Be3 Nc6 11. Rc1 Qxa2 12. Bxc5 Be6 13. Nd2 Bd5 14. e4 Be6 15. Ba3 Bxb2 16. Bxb2 Qxb2 17. Nf3 Bb3 18. Rb1 Bxd1 19. Rxb2 Bxf3 20. Bxf3 Rxd3 21. Be2 Rd7 22. Rfb1 b6 23. Bb5 Rd6 24. f4 Rad8 25. Ba4 Na5 26. e5 Rd2 27. Rxd2 Rxd2 28. Rc1 a6 29. Rc8+ Kg7 30. Ra8 Ra2 31. Bd7 Nb7 32. Ra7 Nc5 33. Be8 Kf8 34. Ra8 Rd2 35. Bb5+ Kg7 36. Bxa6 Ra2 37. Bb7 Rxa8 38. Bxa8 f6 39. exf6+ Kxf6 40. Kf2 Ke6 41. Ke3 Kd6 42. Kd4 b5 43. h3 Ne6+ 44. Ke4 b4 45. Bd5 b3 46. g4 b2 47. Ba2 Kc5 48. h4 Nd4 49. Ke3 Nb5 50. Kd3 Na3 51. f5 gxf5 52. g5 Nc4 53. h5 Ne5+ 54. Kc2 f4 55. Kd2 Nf3+ 56. Ke2 Nxg5 57. h6 Kd4 58. Bb1 e5 59. Kf2 e4 60. Ke2 Nf7 61. Kf2 Nxh6 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2004.06.23"]
[Round "5"]
[White "De Leur, Ben"]
[Black "Stork, Ornett J"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "1971"]
[BlackElo "2120"]
[PlyCount "51"]
[EventDate "2004.05.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 f5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. d3 0-0 6. e4 d6 7. Nge2 c6 8. 0-0 Qe8 9. f4 Qf7 10. b3 e6 11. h3 Na6 12. Bb2 Nc5 13. b4 Ncd7 14. exf5 gxf5 15. b5 d5 16. bxc6 bxc6 17. Rb1 Nb6 18. Kh2 Rd8 19. c5 Nbd7 20. Na4 Qh5 21. Nd4 Qh6 22. Nxc6 Re8 23. Bf3 Kh8 24. Ne5 Nxe5 25. fxe5 Nd7 26. Bc1 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2004.06.09"]
[Round "4"]
[White "Pouw, Pieter"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "1918"]
[BlackElo "1971"]
[PlyCount "122"]
[EventDate "2004.05.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 e5 6. d3 Nge7 7. Re1 0-0 8. Nbd2 a6 9. Ba4 b5 10. Bc2 Bb7 11. Nf1 d5 12. Ng3 d4 13. Qe2 Rc8 14. Bg5 h6 15. Bd2 Qb6 16. Rac1 Rfd8 17. cxd4 Nxd4 18. Nxd4 Rxd4 19. Be3 Rd7 20. b4 Qd8 21. Bxc5 Nc6 22. Bb3 Rxd3 23. Bd5 Rxd5 24. exd5 Qxd5 25. f3 Nxb4 26. Bxb4 Rxc1 27. Rxc1 Qd4+ 28. Kh1 Qxb4 29. Rd1 Bf6 30. Qd2 Qxd2 31. Rxd2 Bc8 32. Rd6 Kg7 33. Rc6 Bb7 34. Rb6 Bc8 35. Ne4 Be7 36. Rc6 Be6 37. Rxa6 b4 38. Ra7 Bf8 39. g4 b3 40. axb3 Bxb3 41. Kg2 Bd5 42. h4 Bxe4 43. fxe4 Bc5 44. Rc7 Bd4 45. Kf3 Kf6 46. Ke2 Bg1 47. Rc1 Bd4 48. Kd3 Ke6 49. Rf1 f6 50. Kc4 Be3 51. Kb5 Bd2 52. Kc6 Ba5 53. Ra1 Bc3 54. Rd1 Bd4 55. Rf1 Bc3 56. Kc7 Ke7 57. Kc8 Bd4 58. Rf3 Bb6 59. Kb7 Bd4 60. Kc6 Ke6 61. Rf1 Bc3 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2004.06.02"]
[Round "3"]
[White "Vermeend, Joost"]
[Black "De Leur, Ben"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1857"]
[BlackElo "1971"]
[PlyCount "102"]
[EventDate "2004.05.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 0-0 8. Qd2 d5 9. Nxc6 bxc6 10. e5 Nd7 11. f4 e6 12. Na4 Nxe5 13. fxe5 Qh4+ 14. Bf2 Qxa4 15. Bd4 Ba6 16. b3 Qa3 17. 0-0 Bxe2 18. Qxe2 c5 19. Bc3 c4 20. Qd2 Qc5+ 21. Bd4 Qc7 22. Qc3 Rac8 23. b4 Rfd8 24. a4 Rb8 25. b5 Bf8 26. Qe3 Rb7 27. Rfb1 Qd7 28. c3 Rc8 29. g4 Be7 30. Kg2 Bd8 31. Qf2 Qe7 32. h3 Bb6 33. Bxb6 axb6 34. Qd4 Qc7 35. g5 Ra8 36. Ra2 Qe7 37. Qe3 Qd8 38. h4 Rba7 39. Rba1 Ra5 40. Kg3 Rc8 41. Qd4 Rc5 42. Kg4 Qa8 43. Qd2 Ra7 44. Kg3 d4 45. Qxd4 Rd5 46. Qxb6 Rd3+ 47. Kf2 Qf3+ 48. Kg1 Qg3+ 49. Kh1 Qh3+ 50. Kg1 Rg3+ 51. Kf2 Rg2+ 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2004.05.26"]
[Round "2"]
[White "De Leur, Ben"]
[Black "Van Ketel, Raoul"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "1971"]
[BlackElo "2247"]
[PlyCount "99"]
[EventDate "2004.05.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 dxc4 5. 0-0 Nbd7 6. Qa4 a6 7. Qxc4 b5 8. Qc2 Bb7 9. b3 Rc8 10. Bb2 Be7 11. d3 c5 12. Nbd2 0-0 13. Rac1 Nd5 14. Qb1 Bf6 15. d4 cxd4 16. Nxd4 Qb6 17. e3 Nc5 18. Ne4 Nxe4 19. Bxe4 g6 20. Bg2 Bg7 21. Rxc8 Rxc8 22. Rc1 Rd8 23. Rd1 b4 24. Ne2 Rc8 25. Bxg7 Kxg7 26. Bxd5 Bxd5 27. e4 Bc6 28. Nd4 Be8 29. Qb2 e5 30. Nc2 f6 31. Ne3 Bf7 32. Qd2 a5 33. Nd5 Qc5 34. Ne3 Qc3 35. Nd5 Qxd2 36. Rxd2 Rd8 37. Kf1 f5 38. f3 fxe4 39. fxe4 Be6 40. Ke2 Rc8 41. Nb6 Rc1 42. Nd7 Bg4+ 43. Kf2 Bxd7 44. Rxd7+ Kf6 45. Rd2 Ra1 46. h3 g5 47. Kf3 h5 48. g4 h4 49. Rd6+ Kf7 50. Rd2 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2004.05.19"]
[Round "1"]
[White "Irwin, Mark"]
[Black "De Leur, Ben"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2214"]
[BlackElo "1971"]
[PlyCount "77"]
[EventDate "2004.05.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. h3 Nf6 7. Nc3 Qc7 8. Be3 b6 9. Qd2 e5 10. 0-0 0-0 11. Nh2 Nh5 12. Ne2 Be6 13. g4 Nf4 14. Nxf4 exf4 15. Bxf4 Qd7 16. Rad1 f5 17. gxf5 gxf5 18. e5 Kh8 19. Nf3 Rg8 20. Kh2 Bd5 21. Qe2 Rae8 22. Rde1 a5 23. Ng5 Be6 24. Bg3 Bh6 25. Nxe6 Rxe6 26. Rg1 f4 27. Bh4 Bg7 28. Qg4 Qf7 29. Re4 Rg6 30. e6 Qe8 31. Qe2 Rxg1 32. Kxg1 Bf6+ 33. Kh1 Bxh4 34. Rxf4 Be7 35. Qe5+ Rg7 36. Rf7 Bf8 37. Qf6 Kg8 38. Rxg7+ Bxg7 39. Qf5 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2003.07.01"]
[Round "7"]
[White "De Leur, Ben"]
[Black "Irwin, Mark"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "1965"]
[BlackElo "2203"]
[PlyCount "119"]
[EventDate "2003.05.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. c4 b6 2. Nc3 Bb7 3. e4 e6 4. g3 d6 5. Bg2 Nf6 6. Nge2 c5 7. 0-0 Nbd7 8. f4 Qb8 9. d3 Be7 10. Bf3 h5 11. h3 g6 12. Be3 a6 13. a3 Qc7 14. Rc1 0-0 15. Qe1 Nh7 16. Bf2 Bc6 17. d4 cxd4 18. Nxd4 Bb7 19. b4 Bf6 20. Qe2 Rac8 21. Na4 Qb8 22. Rfd1 Ba8 23. c5 bxc5 24. bxc5 Nxc5 25. Rb1 Qc7 26. Nb6 Bxd4 27. Bxd4 Rb8 28. Nxa8 Rxa8 29. e5 dxe5 30. Bxe5 Qa7 31. Bxa8 Qxa8 32. Bd6 Ne4 33. Bxf8 Nxf8 34. Rb4 Nxg3 35. Qg2 Qa7+ 36. Kh2 Nf5 37. Rb7 Qe3 38. Rf1 Qxa3 39. Re1 Qd6 40. Re5 Qd4 41. Re4 Qd6 42. Qb2 Qd3 43. Qg2 Nd6 44. Reb4 Nxb7 45. Rxb7 a5 46. Rb8 Qd6 47. Qa8 Qxf4+ 48. Kg2 Qd6 49. Rd8 Qc5 50. Rc8 Qb4 51. Rb8 Qa3 52. Rb5 a4 53. Ra5 Qb2+ 54. Kg1 Qc1+ 55. Kg2 Qd2+ 56. Kg1 Qd1+ 57. Kg2 a3 58. Rxa3 Qd5+ 59. Kg3 Qxa8 60. Rxa8 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2003.06.24"]
[Round "6"]
[White "Janse, Paul"]
[Black "De Leur, Ben"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "2183"]
[BlackElo "1965"]
[PlyCount "122"]
[EventDate "2003.05.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bg5 h6 6. Bh4 d6 7. e3 Nbd7 8. Be2 c6 9. 0-0 Qe8 10. Rc1 g5 11. Bg3 Nh5 12. Nd2 Nxg3 13. hxg3 f5 14. g4 f4 15. Nde4 fxe3 16. fxe3 Nf6 17. Nxf6+ Bxf6 18. Bd3 Qd7 19. Bc2 Qe6 20. Qd3 Qf7 21. Ne4 Qg7 22. Qe2 Be6 23. Ng3 Qh8 24. Nf5 Bxf5 25. Bxf5 Qg7 26. Be6+ Kh8 27. c5 dxc5 28. Rxc5 Bxd4 29. Rcf5 Rxf5 30. Rxf5 Bf6 31. e4 Bd4+ 32. Kh1 Rf8 33. b3 Bb6 34. Qf1 Rxf5 35. exf5 Qe5 36. Qd1 Bc7 37. Kg1 Qh2+ 38. Kf2 Bb6+ 39. Ke2 Qxg2+ 40. Kd3 Qg3+ 41. Kc2 Qf2+ 42. Qd2 Bd4 43. Qxf2 Bxf2 44. Bc8 b6 45. Bd7 c5 46. Kd3 Kg7 47. Ke4 Kf6 48. Be8 e6 49. fxe6 Kxe6 50. Kd3 Ke5 51. Kc4 a6 52. a4 Ke4 53. Bc6+ Kf4 54. Bd7 Ke3 55. Be8 Kd2 56. b4 cxb4 57. Kxb4 Kd3 58. Kb3 Bc5 59. Bh5 Kd4 60. Be8 Kd5 61. Bf7+ Kd4 1/2-1/2

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2003.06.10"]
[Round "4"]
[White "Van Ketel, Raoul"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "E76"]
[WhiteElo "2159"]
[BlackElo "1965"]
[PlyCount "105"]
[EventDate "2003.05.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 Na6 7. e5 Nd7 8. Be2 dxe5 9. fxe5 c5 10. Bf4 cxd4 11. Qxd4 Nb4 12. Qd2 Nc6 13. e6 fxe6 14. 0-0 e5 15. Bg3 Nd4 16. Rad1 e6 17. Kh1 Qa5 18. a3 Nf5 19. Bf2 Bh6 20. Qc2 Nf6 21. Nb5 Ng4 22. b4 Nxf2+ 23. Rxf2 Ne3 24. bxa5 Nxc2 25. Bd3 Ne3 26. Re1 Bd7 27. Rfe2 Bxb5 28. cxb5 Ng4 29. h3 Rad8 30. Be4 Nf6 31. Bxb7 Bf4 32. Nxe5 Nh5 33. Kg1 Ng3 34. Rc2 Nf5 35. Nc4 Bg3 36. Rb1 Nd4 37. Rcb2 Rf7 38. a6 Kg7 39. a4 Rc7 40. Na5 e5 41. Nc6 Nxc6 42. Bxc6 Bf4 43. Re2 Rd2 44. Kf1 Rf7 45. Rxd2 Bxd2+ 46. Ke2 Ba5 47. b6 Kh6 48. b7 Bc7 49. b8Q Bxb8 50. Rxb8 Rc7 51. Bb5 Kg5 52. Rb7 Rc2+ 53. Ke3 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2003.06.03"]
[Round "3"]
[White "De Leur, Ben"]
[Black "Van der Marel, Eric J"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "1965"]
[BlackElo "1964"]
[PlyCount "83"]
[EventDate "2003.05.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 d6 5. Nf3 0-0 6. 0-0 Nbd7 7. d3 c6 8. Bg5 e5 9. Qd2 Re8 10. b4 Nf8 11. Ne4 Nxe4 12. dxe4 f6 13. Bh6 Be6 14. Bxg7 Kxg7 15. Rac1 Qe7 16. Rfd1 Red8 17. Ne1 c5 18. a3 Rac8 19. Qd3 cxb4 20. axb4 Qf7 21. Qe3 Bxc4 22. Bh3 Ne6 23. Bxe6 Qxe6 24. Qxa7 Bxe2 25. Qxb7+ Kh6 26. Rxc8 Rxc8 27. Ra1 Qh3 28. Ng2 Rc3 29. Qe7 Bf3 30. Nh4 Bxe4 31. Qxf6 Rd3 32. Re1 Bb7 33. Qf8+ Kh5 34. Qf7 Be4 35. Qxh7+ Kg5 36. Nf3+ Kg4 37. Nxe5+ dxe5 38. Rxe4+ Kf3 39. Qxh3 Rd1+ 40. Qf1 Rxf1+ 41. Kxf1 Kxe4 42. Ke2 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2003.05.20"]
[Round "1"]
[White "De Leur, Ben"]
[Black "Bon, Peter"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "1965"]
[BlackElo "1712"]
[PlyCount "119"]
[EventDate "2003.05.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. c4 e6 2. g3 Nf6 3. Bg2 c5 4. Nf3 Nc6 5. 0-0 Be7 6. b3 0-0 7. Bb2 d5 8. cxd5 exd5 9. d4 cxd4 10. Nxd4 Nxd4 11. Qxd4 Be6 12. Nd2 Nh5 13. Nf3 Bf6 14. Qd2 Bxb2 15. Qxb2 Nf6 16. Rac1 Rc8 17. Rxc8 Qxc8 18. Rc1 Qb8 19. Qe5 Qxe5 20. Nxe5 Rc8 21. Rxc8+ Bxc8 22. Kf1 Kf8 23. Ke1 Ke7 24. Kd2 Be6 25. Ke3 Nd7 26. Kd4 Nxe5 27. Kxe5 f6+ 28. Kd4 Kd6 29. e4 dxe4 30. Bxe4 b6 31. Bxh7 Bf7 32. Bd3 Be8 33. a3 Bd7 34. h4 Bg4 35. b4 Bd1 36. Bf5 Bf3 37. Be4 Bh5 38. f3 f5 39. Bxf5 Bxf3 40. Bh7 Bg4 41. Bg8 Bh5 42. Bc4 Bg4 43. Ke4 Bh5 44. Kf4 Be8 45. g4 Ke7 46. Ke5 g6 47. g5 Bd7 48. Bd3 Be8 49. Be4 Bf7 50. a4 a5 51. b5 Be8 52. Bc2 Bf7 53. Bd3 Be8 54. Bc4 Bd7 55. Bd5 Bg4 56. Bb3 Bd7 57. Bc2 Be8 58. Be4 Bf7 59. Bd5 Be8 60. Be6 1-0

[Event "Haarlem AKN op 08th"]
[Site "Haarlem"]
[Date "1999.07.04"]
[Round "6"]
[White "De Leur, Ben"]
[Black "Jekel, Pim"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "2201"]
[PlyCount "71"]
[EventDate "1999.07.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 d6 5. Nf3 0-0 6. 0-0 e5 7. d3 Nc6 8. Rb1 h6 9. b4 Be6 10. b5 Ne7 11. Ba3 Nd7 12. Nd2 Qc8 13. Nd5 Re8 14. Qc2 Nb6 15. Nxe7+ Rxe7 16. c5 dxc5 17. Bxc5 Re8 18. Rfc1 Bh3 19. Bh1 a6 20. Qd1 Qb8 21. bxa6 Rxa6 22. a4 Bd7 23. a5 Rxa5 24. Bxb6 cxb6 25. Nc4 Rc5 26. Rxb6 Bc6 27. Rcb1 Bxh1 28. Kxh1 Re7 29. Qb3 Rcc7 30. Nd6 Qa8 31. Kg1 Rc6 32. Nxb7 Ree6 33. Rb5 e4 34. dxe4 Rxe4 35. Nc5 Rxe2 36. Rb8+ 1-0

[Event "Haarlem AKN op 08th"]
[Site "Haarlem"]
[Date "1999.07.04"]
[Round "5"]
[White "Leenhouts, Koen"]
[Black "De Leur, Ben"]
[Result "1/2-1/2"]
[ECO "A45"]
[BlackElo "2201"]
[PlyCount "92"]
[EventDate "1999.07.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 h6 3. Bxf6 exf6 4. e3 f5 5. Bd3 d5 6. Nf3 Bd6 7. Nbd2 0-0 8. 0-0 Be6 9. Rc1 Nd7 10. c4 c6 11. Qb3 Rb8 12. Rc3 g5 13. Rfc1 g4 14. Ne1 Qh4 15. g3 Qg5 16. cxd5 Bxd5 17. Bc4 Nb6 18. Bxd5 Nxd5 19. R3c2 Rfe8 20. Nc4 Bc7 21. Nd3 Re7 22. Nce5 Bxe5 23. Nxe5 Rbe8 24. a4 Kg7 25. a5 f6 26. Nc4 f4 27. Nd6 Rb8 28. gxf4 Qg6 29. Rxc6 bxc6 30. Qxb8 g3 31. hxg3 Rxe3 32. Qb7+ Ne7 33. Rc3 Re1+ 34. Kg2 Qh5 35. Nf5+ Qxf5 36. g4 Qe4+ 37. Rf3 Qb1 38. Re3 Rxe3 39. fxe3 Qe4+ 40. Kf2 f5 41. gxf5 Kf6 42. Qb8 Qc2+ 43. Kf3 Qd1+ 44. Kf2 Qd2+ 45. Kf3 Qd1+ 46. Kf2 Qd2+ 1/2-1/2

[Event "Haarlem AKN op 08th"]
[Site "Haarlem"]
[Date "1999.07.03"]
[Round "4"]
[White "De Leur, Ben"]
[Black "Erwich, Marc"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "2201"]
[BlackElo "2059"]
[PlyCount "50"]
[EventDate "1999.07.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nf3 Nc6 7. 0-0 Be7 8. d3 0-0 9. a3 a5 10. Bd2 a4 11. b4 axb3 12. Qxb3 Be6 13. Qb2 f5 14. Rfc1 Bf6 15. Ne1 Nd4 16. e3 Nb3 17. Bxb7 Rb8 18. Bg2 Nxa1 19. Qxa1 e4 20. d4 Nc4 21. Rd1 c5 22. Qc1 cxd4 23. exd4 Nb2 24. Bf4 Nxd1 25. Bxb8 Nxc3 0-1

[Event "Haarlem AKN op 08th"]
[Site "Haarlem"]
[Date "1999.07.03"]
[Round "3"]
[White "Doggers, Peter"]
[Black "De Leur, Ben"]
[Result "0-1"]
[ECO "B39"]
[WhiteElo "2114"]
[BlackElo "2201"]
[PlyCount "74"]
[EventDate "1999.07.02"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 e5 10. Nb5 0-0 11. Be2 d6 12. 0-0 Nxb5 13. cxb5 Be6 14. Qa4 Qd7 15. Rfd1 Rfd8 16. Rd2 Bf8 17. Qd1 f5 18. exf5 gxf5 19. f4 e4 20. Rc1 d5 21. a3 Bg7 22. Bd4 Bxd4+ 23. Rxd4 Rac8 24. Rc3 Rxc3 25. bxc3 Qc7 26. c4 Qxf4 27. cxd5 Qe3+ 28. Kh1 Bf7 29. a4 Rd6 30. Bc4 Bh5 31. Qd2 Qxd2 32. Rxd2 Kg7 33. Kg1 Kf6 34. g3 Ke5 35. Rf2 Bf3 36. Kf1 Kd4 37. Be2 Bxe2+ 0-1

[Event "Haarlem AKN op 08th"]
[Site "Haarlem"]
[Date "1999.07.02"]
[Round "2"]
[White "De Leur, Ben"]
[Black "Strik, Aart"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2201"]
[PlyCount "65"]
[EventDate "1999.07.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 Nf6 4. Bg2 Bc5 5. Nf3 d6 6. 0-0 0-0 7. a3 a6 8. b4 Bd4 9. Nxd4 Nxd4 10. e3 Ne6 11. Bb2 Rb8 12. Rc1 Ng5 13. f4 Bg4 14. Qc2 Nh3+ 15. Kh1 exf4 16. exf4 c6 17. d4 Re8 18. Rce1 Qd7 19. Ne4 Nh5 20. Nf2 Nxf2+ 21. Qxf2 Re6 22. d5 Rh6 23. Re3 Re8 24. Rfe1 Rxe3 25. Qxe3 Kf8 26. Kg1 Nf6 27. dxc6 bxc6 28. Bxf6 gxf6 29. Qe4 Bf5 30. Qxc6 Qxc6 31. Bxc6 Bd3 32. Re8+ Kg7 33. Bd5 1-0

[Event "Haarlem AKN op 08th"]
[Site "Haarlem"]
[Date "1999.07.02"]
[Round "1"]
[White "Tiviakov, Sergei"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "2611"]
[BlackElo "2201"]
[PlyCount "77"]
[EventDate "1999.07.02"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 a5 9. f3 e6 10. 0-0 d5 11. exd5 exd5 12. Ndb5 Be6 13. Qd2 Ne7 14. Bc5 Rc8 15. Qf2 Re8 16. Nd6 Rxc5 17. Nxe8 Rxc3 18. Nxg7 Kxg7 19. bxc3 Qc7 20. Qd2 Nf5 21. Rfe1 Qc5+ 22. Kh1 h5 23. Re5 Nh6 24. Rae1 b5 25. a4 bxa4 26. Bxa4 Qd6 27. c4 Nhg4 28. fxg4 Nxg4 29. Qf4 Qb4 30. h3 Nxe5 31. Qxe5+ Kh7 32. cxd5 Bxh3 33. Qe4 Bxg2+ 34. Kxg2 Qd2+ 35. Kh1 Qf2 36. d6 Qg3 37. d7 Qh3+ 38. Kg1 Qg3+ 39. Kf1 1-0

[Event "Haarlem AKN op 07th"]
[Site "Haarlem"]
[Date "1998.??.??"]
[Round "1"]
[White "De Leur, Ben"]
[Black "Gurevich, Mikhail"]
[Result "0-1"]
[ECO "A87"]
[WhiteElo "2205"]
[BlackElo "2635"]
[PlyCount "86"]
[EventDate "1998.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 f5 2. Nc3 Nf6 3. d4 d6 4. Nf3 g6 5. g3 Bg7 6. Bg2 0-0 7. 0-0 Qe8 8. Re1 Qf7 9. d5 Ne4 10. Qc2 Nxc3 11. bxc3 Na6 12. Rb1 e5 13. Rf1 h6 14. Nd2 Nc5 15. Ba3 b6 16. Bxc5 dxc5 17. d6 e4 18. dxc7 Qxc7 19. Nxe4 fxe4 20. Bxe4 Bf5 21. Bd5+ Kh7 22. e4 Bh3 23. Rfe1 Rad8 24. Re3 Qc8 25. Rbe1 Be6 26. h4 h5 27. f4 b5 28. f5 Bxd5 29. fxg6+ Kg8 30. cxd5 Qg4 31. e5 Bh6 32. e6 Bxe3+ 33. Rxe3 Rxd5 34. e7 Qd1+ 35. Qxd1 Rxd1+ 36. Kg2 Re8 37. Re5 b4 38. cxb4 cxb4 39. g4 Rd2+ 40. Kf3 Rxa2 41. gxh5 Kg7 42. Kg4 b3 43. Kg5 Rg2+ 0-1

[Event "Haarlem AKN op 07th"]
[Site "Haarlem"]
[Date "1998.??.??"]
[Round "3"]
[White "De Leur, Ben"]
[Black "Jap Tjoen San, Linda"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2205"]
[BlackElo "2195"]
[PlyCount "77"]
[EventDate "1998.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 e5 5. Bg2 Nb6 6. d3 Be7 7. Nf3 Nc6 8. 0-0 0-0 9. a3 f5 10. b4 Bf6 11. Bb2 Be6 12. Rc1 Rb8 13. Nd2 Ne7 14. Nb3 c6 15. Nc5 Bf7 16. a4 Nbd5 17. b5 Nxc3 18. Bxc3 Nd5 19. Bd2 cxb5 20. axb5 b6 21. Na6 Rc8 22. Qa4 Qd7 23. Nb4 a5 24. Nxd5 Bxd5 25. Bxd5+ Qxd5 26. Be3 Rxc1 27. Rxc1 Bd8 28. Rc6 Rf6 29. Rc8 Kf7 30. Bg5 Rd6 31. Qh4 Bxg5 32. Qxg5 e4 33. Qh5+ Rg6 34. Qxh7 Qxb5 35. Qg8+ Kf6 36. Qd8+ Ke6 37. Rc7 exd3 38. Re7+ Kf6 39. Re8+ 1-0

[Event "Haarlem AKN op 07th"]
[Site "Haarlem"]
[Date "1998.??.??"]
[Round "5"]
[White "De Leur, Ben"]
[Black "Van Run, Jan"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "2205"]
[PlyCount "80"]
[EventDate "1998.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 c6 2. g3 d5 3. cxd5 cxd5 4. Bg2 Nf6 5. Nf3 e6 6. 0-0 Be7 7. d4 0-0 8. Nc3 Nc6 9. Bg5 b6 10. Rc1 Bb7 11. a3 Re8 12. b4 Ne4 13. Bxe7 Rxe7 14. e3 Nxc3 15. Rxc3 Rc7 16. Qd2 Rac8 17. Rfc1 Ne7 18. Ne5 Rxc3 19. Rxc3 Nc6 20. Nxc6 Rxc6 21. Rxc6 Bxc6 22. Bf1 Bb7 23. Qc3 Qc8 24. Qxc8+ Bxc8 25. Bb5 Kf8 26. Kg2 Ke7 27. h4 Bd7 28. Bd3 h6 29. Kf3 Kf6 30. Ke2 Ke7 31. f4 f5 32. Kd2 b5 33. Be2 a6 34. g4 Be8 35. Bf3 Kd6 36. gxf5 exf5 37. Be2 h5 38. Bf3 g6 39. a4 Bd7 40. a5 Bc6 1/2-1/2

[Event "Haarlem AKN op 07th"]
[Site "Haarlem"]
[Date "1998.??.??"]
[Round "6"]
[White "De Wind, Joris"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "B15"]
[BlackElo "2205"]
[PlyCount "121"]
[EventDate "1998.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 c6 4. Nc3 d5 5. Bf4 dxe4 6. Nxe4 Qa5+ 7. Qd2 Qxd2+ 8. Kxd2 Nd7 9. Bc4 Ngf6 10. Nc3 0-0 11. Rae1 Nb6 12. Bb3 e6 13. h3 a5 14. a4 Nfd5 15. Nxd5 Nxd5 16. Bxd5 cxd5 17. Re3 b5 18. axb5 Bb7 19. b6 Bc6 20. Rc3 Rfc8 21. Rxc6 Rxc6 22. b7 Re8 23. b8Q Rxb8 24. Bxb8 Rb6 25. Bc7 Rxb2 26. Bxa5 f6 27. Bc3 Rb8 28. Ra1 h5 29. Ra6 Kf7 30. Ra7+ Kg8 31. Kd3 g5 32. g4 hxg4 33. hxg4 Kh7 34. Ra6 Re8 35. Bd2 Kg6 36. c4 dxc4+ 37. Kxc4 Bf8 38. Kd3 Kf7 39. Bxg5 fxg5 40. Nxg5+ Kf6 41. Nh7+ Kg7 42. Nxf8 Rxf8 43. Ke3 Kf7 44. f4 Rb8 45. Ke4 Rb1 46. Ra7+ Kg6 47. Ra3 Re1+ 48. Re3 Rg1 49. g5 Ra1 50. Ke5 Rd1 51. Re4 Kf7 52. g6+ Kxg6 53. Kxe6 Ra1 54. d5 Ra8 55. f5+ Kg5 56. d6 Re8+ 57. Kd5 Ra8 58. d7 Kxf5 59. Re8 Ra5+ 60. Kc4 Ra4+ 61. Kb5 1-0

[Event "Haarlem AKN op 07th"]
[Site "Haarlem"]
[Date "1998.??.??"]
[Round "4"]
[White "Van Delft, Merijn"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2240"]
[BlackElo "2205"]
[PlyCount "87"]
[EventDate "1998.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 e6 5. Nf3 Nc6 6. c4 Nb6 7. d5 exd5 8. cxd5 Nxe5 9. Nxe5 Qe7 10. Qe2 Nxd5 11. Nc3 Nxc3 12. bxc3 d6 13. Nd3 Bf5 14. Nf4 Qxe2+ 15. Bxe2 0-0-0 16. Bf3 g5 17. Nd5 g4 18. Be2 Re8 19. Be3 h5 20. 0-0-0 Bg7 21. Bd3 Be6 22. Bb5 Rd8 23. Bg5 Bh6 24. Bxh6 Rxh6 25. a4 a6 26. Bc4 Bxd5 27. Bxd5 Rf6 28. f3 Rf4 29. c4 gxf3 30. gxf3 b5 31. axb5 axb5 32. cxb5 Kc7 33. Rhe1 Kb6 34. Re7 Kxb5 35. Rb7+ Ka6 36. Rxf7 Rxf7 37. Bxf7 Kb5 38. Bd5 c4 39. Kc2 Rf8 40. Kc3 Rf4 41. Be4 Rh4 42. Rd5+ Kb6 43. Rxd6+ Kc7 44. Rd2 1-0

[Event "Haarlem AKN op 07th"]
[Site "Haarlem"]
[Date "1998.??.??"]
[Round "2"]
[White "Van de Casteele, Frederik"]
[Black "De Leur, Ben"]
[Result "0-1"]
[ECO "B34"]
[BlackElo "2205"]
[PlyCount "86"]
[EventDate "1998.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Be2 Nf6 7. Nc3 0-0 8. 0-0 d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Bf3 Qa5 12. Nxc6 bxc6 13. c3 Rb8 14. Bc1 Rd8 15. Qe1 Be6 16. Qe3 Rb5 17. Kh1 Re5 18. Qf4 Qb5 19. Rg1 Qb6 20. Qg3 Bd5 21. Bf4 Rf5 22. Bc7 Qxb2 23. Bxd8 Be5 24. Qh4 Bxf3 25. gxf3 Qxc3 26. Qg4 Rf4 27. Qg2 Rxf3 28. Rac1 Qd3 29. Bxe7 Rh3 30. Rce1 Rxh2+ 31. Qxh2 Bxh2 32. Kxh2 Qf3 33. Rg2 h5 34. Bh4 Qd5 35. Re8+ Kg7 36. Bg3 Qxa2 37. Re7 g5 38. Be5+ Kg6 39. f4 Qd5 40. fxg5 h4 41. Rxa7 Qd4 42. Bb8 Qb6 43. Rc7 Qxb8 0-1

[Event "Megyei-chT U18 "]
[Site "Hungary"]
[Date "1997.??.??"]
[Round "?"]
[White "Acs, Peter"]
[Black "De Leur, Ben"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2420"]
[BlackElo "2200"]
[PlyCount "110"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "HUN"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. Bf4 Nc6 6. Bb5 a6 7. Ba4 b5 8. Bb3 Bf5 9. Nc3 e6 10. a3 Bd6 11. Ne5 Qc7 12. Qe2 Nxd4 13. Qe3 Nc6 14. Nd3 d4 15. Bxd6 Qxd6 16. Qg5 dxc3 17. Qxg7 Rg8 18. Qxf6 Bxd3 19. cxd3 cxb2 20. Qxb2 Qxd3 21. Bc2 Qd5 22. Rg1 Rd8 23. Rd1 Qh5 24. Rxd8+ Kxd8 25. h3 Qe5+ 26. Qxe5 Nxe5 27. Bxh7 Nf3+ 28. Kf1 Rg7 29. gxf3 Rxh7 30. Rg8+ Kc7 31. Ra8 Kb7 32. Rf8 a5 33. Ke2 Kc6 34. Ke3 b4 35. axb4 axb4 36. Kd3 Kd5 37. Rb8 Rxh3 38. Rb5+ Kd6 39. Rxb4 Rxf3+ 40. Ke2 Kc5 41. Rb8 Rf5 42. Rd8 Rd5 43. Rf8 Rf5 44. Rd8 f6 45. Ke3 Rd5 46. Ra8 Kd6 47. Ke4 Re5+ 48. Kd4 Re1 49. Ra6+ Ke7 50. Ra7+ Kd6 51. Ra6+ Kc7 52. Kd3 Re5 53. Kd4 Kb7 54. Ra1 Re2 55. f3 Re5 1/2-1/2

[Event "Megyei-ch U20"]
[Site "Hungary"]
[Date "1997.??.??"]
[Round "?"]
[White "De Leur, Ben"]
[Black "Balla, Zoltan1111"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2200"]
[PlyCount "53"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Bb6 5. d4 Nf6 6. d5 Ne7 7. d6 cxd6 8. Qxd6 Qc7 9. Qd3 0-0 10. Bg5 Ng6 11. 0-0 Qc6 12. Bd5 Nxd5 13. exd5 Qc5 14. b4 Qd6 15. Nbd2 h6 16. Nc4 Qb8 17. Be3 Bxe3 18. fxe3 d6 19. Nfd2 b6 20. Ne4 Rd8 21. Rf2 Bb7 22. Raf1 f6 23. Nxf6+ gxf6 24. Qxg6+ Kh8 25. Qxf6+ Kh7 26. Qe7+ Kg8 27. Rf6 1-0

[Event "Megyei-chT U18 "]
[Site "Hungary"]
[Date "1997.??.??"]
[Round "?"]
[White "De Leur, Ben"]
[Black "Burian, Livia"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2200"]
[PlyCount "63"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "HUN"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 f6 3. a3 d5 4. e3 Be6 5. d4 e4 6. Nd2 c6 7. c4 Bd6 8. Rc1 f5 9. cxd5 cxd5 10. Nb3 b6 11. Bb5+ Nd7 12. Ne2 Ngf6 13. Rc6 Qe7 14. Qc2 0-0 15. Nd2 Ng4 16. h3 Ngf6 17. Qb1 Nh5 18. Ba4 f4 19. exf4 Bxf4 20. Bc1 e3 21. Nf3 exf2+ 22. Kxf2 Ndf6 23. Nxf4 Ne4+ 24. Kg1 Nxf4 25. Bxf4 Rxf4 26. Bc2 Rxf3 27. Bxe4 Rxa3 28. Bxh7+ Kh8 29. Kh2 Bd7 30. Rcc1 Qd6+ 31. Kg1 Rf8 32. Qb2 0-1

[Event "Megyei-ch U20"]
[Site "Hungary"]
[Date "1997.??.??"]
[Round "?"]
[White "De Leur, Ben"]
[Black "Kovacs, Tamas"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "2200"]
[BlackElo "2160"]
[PlyCount "52"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 c6 4. Nc3 d6 5. Bc4 Nf6 6. 0-0 b5 7. Bd3 0-0 8. e5 Nfd7 9. Bf4 Nb6 10. Nd2 dxe5 11. dxe5 Qd4 12. Qf3 Bxe5 13. Bxe5 Qxe5 14. Rae1 Qc7 15. Nde4 Bf5 16. Nf6+ exf6 17. Bxf5 N8d7 18. Re3 Nc4 19. Re2 Rae8 20. Bxd7 Qxd7 21. Rxe8 Rxe8 22. Qxf6 Re6 23. Qh4 Nxb2 24. Ne4 Qd4 25. Re1 f5 26. Qg3 Rxe4 0-1

[Event "Megyei-ch U20"]
[Site "Hungary"]
[Date "1997.??.??"]
[Round "?"]
[White "De Leur, Ben"]
[Black "Zabiak, Jozsef"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2200"]
[PlyCount "30"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 c6 4. d6 exd6 5. Bg5 Be7 6. Nf3 0-0 7. c4 d5 8. Nc3 Bg4 9. Be2 Re8 10. 0-0 Nbd7 11. Qc2 dxc4 12. Nd1 Qa5 13. Bd2 Qb6 14. Bc3 Nd5 15. Ng5 Bxe2 1-0

[Event "Megyei-ch U20"]
[Site "Hungary"]
[Date "1997.??.??"]
[Round "?"]
[White "Hatvani, Gabor"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "C57"]
[BlackElo "2200"]
[PlyCount "91"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nb4 6. d6 Nbd5 7. Qf3 Qxd6 8. d4 exd4 9. 0-0 Be7 10. Re1 0-0 11. Ne4 Nxe4 12. Qxe4 Be6 13. Bxd5 Qxd5 14. Qxd5 Bxd5 15. Rxe7 c5 16. Bd2 Rfe8 17. Rxe8+ Rxe8 18. Na3 a6 19. Re1 Rxe1+ 20. Bxe1 Bxa2 21. Ba5 c4 22. Kf1 Kf8 23. Ke2 Ke7 24. Bb6 d3+ 25. cxd3 cxd3+ 26. Kxd3 Bd5 27. g3 Kd7 28. Kd4 Kc6 29. Bd8 Be6 30. Nc2 Kd7 31. Ba5 g6 32. Nb4 f5 33. f4 Kd6 34. Nd3 Kc6 35. Ke5 Bc4 36. Nf2 b6 37. Bc3 Bf7 38. Kf6 Be8 39. Nd3 a5 40. Kg7 h5 41. Ne5+ Kd5 42. Nxg6 Bxg6 43. Kxg6 Ke4 44. Kxh5 b5 45. Kg5 b4 46. Be5 1-0

[Event "Megyei-ch U20"]
[Site "Hungary"]
[Date "1997.??.??"]
[Round "?"]
[White "Nagy, Adam"]
[Black "De Leur, Ben"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "2200"]
[PlyCount "36"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. 0-0 Nf6 5. d4 exd4 6. e5 Ne4 7. Re1 Nc5 8. Nxd4 Be7 9. Nc3 0-0 10. Nxc6 bxc6 11. Be3 d5 12. exd6 Bxd6 13. Qf3 Qh4 14. Bxc5 Bxh2+ 15. Kf1 Qxc4+ 16. Qd3 Qxc5 17. Re3 Be6 18. Rae1 Bc4 0-1

[Event "Megyei-ch U20"]
[Site "Hungary"]
[Date "1997.??.??"]
[Round "?"]
[White "Nagy, Sandor"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "A80"]
[BlackElo "2200"]
[PlyCount "54"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 f5 2. g4 fxg4 3. h3 g3 4. fxg3 Nf6 5. Nc3 d5 6. Qd3 e6 7. Bf4 Bd6 8. 0-0-0 Bxf4+ 9. gxf4 0-0 10. Nf3 Nc6 11. e3 Bd7 12. Rg1 Qe7 13. Ne5 Be8 14. Bg2 Nd7 15. Nxd5 exd5 16. Bxd5+ Kh8 17. Nxc6 bxc6 18. Bxc6 Bg6 19. Rxg6 hxg6 20. Bxa8 Rxa8 21. e4 Nf6 22. e5 Nd5 23. Qe4 Qe6 24. c4 Nb6 25. d5 Qe7 26. Rg1 Qf7 27. Rxg6 Nxc4 1-0

[Event "Guernsey op"]
[Site "Guernsey"]
[Date "1996.??.??"]
[Round "6"]
[White "Goes, Theodore"]
[Black "De Leur, Ben"]
[Result "0-1"]
[ECO "A40"]
[BlackElo "2200"]
[PlyCount "56"]
[EventDate "1996.10.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 g6 2. h4 h5 3. Bf4 Bg7 4. e3 d6 5. c3 Nd7 6. Bd3 e5 7. Bg3 Qe7 8. Ne2 f5 9. Qc2 Ngf6 10. Nd2 a6 11. 0-0-0 b5 12. f3 c5 13. Qb1 Bb7 14. dxe5 dxe5 15. e4 c4 16. Bc2 f4 17. Bf2 Nc5 18. Nf1 Bh6 19. Rg1 Ng4 20. Be1 Rd8 21. b4 Rxd1+ 22. Kxd1 Qd6+ 23. Kc1 Nd3+ 24. Bxd3 cxd3 25. fxg4 dxe2 26. g5 exf1Q 27. Rxf1 Bg7 28. Bf2 Qc6 0-1

[Event "Guernsey op 21st"]
[Site "Guernsey"]
[Date "1995.10.18"]
[Round "4"]
[White "Thompson, Ian D"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2310"]
[PlyCount "47"]
[EventDate "1995.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 Ne7 5. e3 0-0 6. Nge2 d6 7. 0-0 c6 8. d3 Be6 9. b3 f5 10. Bb2 Nd7 11. Qd2 g5 12. f4 g4 13. fxe5 dxe5 14. d4 Ng6 15. d5 Nb6 16. Rad1 cxd5 17. Nxd5 Bh6 18. Nec3 Qg5 19. Rde1 Rad8 20. Qc2 Bxd5 21. Nxd5 f4 22. exf4 exf4 23. gxf4 Nxf4 24. Nc7 1-0

[Event "Guernsey op 21st"]
[Site "Guernsey"]
[Date "1995.10.17"]
[Round "3"]
[White "De Leur, Ben"]
[Black "Hempson, Peter W"]
[Result "1/2-1/2"]
[ECO "A97"]
[BlackElo "2255"]
[PlyCount "84"]
[EventDate "1995.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. Nf3 f5 2. g3 Nf6 3. Bg2 d6 4. d4 e6 5. 0-0 Be7 6. c4 0-0 7. Nc3 Qe8 8. Re1 Qg6 9. e4 fxe4 10. Nxe4 Nxe4 11. Rxe4 Nc6 12. Nh4 Qf7 13. Rf4 Bf6 14. Nf3 e5 15. dxe5 dxe5 16. Ng5 Qe8 17. Bd5+ Kh8 18. Qd3 Bxg5 19. Rxf8+ Qxf8 20. Bxg5 h6 21. Bd2 Nd4 22. Bc3 Bf5 23. Be4 Bxe4 24. Qxe4 Qf3 25. Qxf3 Nxf3+ 26. Kg2 Rf8 27. Rd1 Rf7 28. Rd8+ Kh7 29. Re8 Kg6 30. Bxe5 Nxe5 31. Rxe5 Rd7 32. Re2 Rd4 33. b3 Kf6 34. f4 a5 35. h3 a4 36. Kf2 Rd3 37. bxa4 Ra3 38. Rb2 b6 39. Rc2 Rxa4 40. Kf3 h5 41. g4 Ra3+ 42. Kg2 h4 1/2-1/2

[Event "Guernsey op 21st"]
[Site "Guernsey"]
[Date "1995.10.15"]
[Round "1"]
[White "De Leur, Ben"]
[Black "Dowson, David"]
[Result "1-0"]
[ECO "A07"]
[PlyCount "107"]
[EventDate "1995.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 e6 3. Bg2 d5 4. 0-0 Be7 5. d3 0-0 6. Nbd2 Nbd7 7. e4 b6 8. e5 Ne8 9. h4 c5 10. Re1 Qc7 11. Nf1 h6 12. Bf4 Bb7 13. N1h2 h5 14. Ng5 g6 15. a4 Ng7 16. a5 Qc8 17. Qe2 Bxg5 18. hxg5 b5 19. d4 Ba6 20. c3 b4 21. Qd1 bxc3 22. bxc3 c4 23. Bf3 Rb8 24. Kg2 Rb3 25. Bd2 Qc6 26. g4 hxg4 27. Nxg4 Nf5 28. Rh1 Rfb8 29. Nf6+ Kf8 30. Qe1 Ke7 31. Bd1 Rb1 32. Rxb1 Rxb1 33. Nxd7 Qxd7 34. Qe2 Qd8 35. Rh7 Qg8 36. Rh3 Qd8 37. Bc2 Rb2 38. Bxf5 exf5 39. e6 Rxd2 40. Qxd2 Kxe6 41. Rh7 Qe7 42. Qe3+ Kd7 43. Qxe7+ Kxe7 44. Rh8 Bb5 45. Rb8 a6 46. Rb6 Kd7 47. Kg3 Ke7 48. Kf4 Kd7 49. Ke5 Ke7 50. f4 Kd7 51. Kxd5 Ke7 52. Rb7+ Kf8 53. Kd6 Kg7 54. Ke5 1-0

[Event "Guernsey op"]
[Site "Guernsey"]
[Date "1994.10.17"]
[Round "2"]
[White "Lieb, Harald"]
[Black "De Leur, Ben"]
[Result "1-0"]
[ECO "E93"]
[WhiteElo "2255"]
[PlyCount "61"]
[EventDate "1994.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. d5 Nbd7 8. h3 Nc5 9. Qc2 a5 10. Be3 Ne8 11. g4 f5 12. gxf5 gxf5 13. 0-0-0 Nxe4 14. Nxe4 fxe4 15. Ng5 Nf6 16. Rdg1 Qe7 17. Bg4 Nxg4 18. hxg4 c6 19. Qxe4 Rf6 20. Qxh7+ Kf8 21. Ne4 cxd5 22. cxd5 Rf4 23. Qg6 Bd7 24. Bxf4 exf4 25. Qxd6 Rc8+ 26. Kb1 Bb5 27. Qxe7+ Kxe7 28. Rd1 Be2 29. Rd2 f3 30. Rh7 Kf8 31. d6 1-0

[Event "Guernsey op"]
[Site "Guernsey"]
[Date "1991.??.??"]
[Round "2"]
[White "De Leur, Ben"]
[Black "De Ruiter, Ton"]
[Result "0-1"]
[ECO "A04"]
[BlackElo "2140"]
[PlyCount "58"]
[EventDate "1991.10.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 d6 2. g3 e5 3. d3 Nc6 4. Bg2 Be7 5. 0-0 Bg4 6. c4 Qd7 7. b4 Nxb4 8. Qb3 c5 9. a3 Nc6 10. Nc3 Rb8 11. Be3 Nf6 12. Nd5 Nxd5 13. cxd5 Nd4 14. Bxd4 exd4 15. e4 dxe3 16. fxe3 0-0 17. Rab1 b5 18. a4 a6 19. axb5 axb5 20. e4 Bf6 21. Qc2 Bxf3 22. Rxf3 Bd4+ 23. Kh1 b4 24. g4 b3 25. Qd1 b2 26. g5 Qg4 27. Bh3 Qxg5 28. Qf1 Ra8 29. Be6 fxe6 0-1

[Event "NED corr"]
[Site "Netherlands"]
[Date "1989.??.??"]
[Round "?"]
[White "De Leur, Ben"]
[Black "Dalmolen, H."]
[Result "0-1"]
[ECO "C28"]
[PlyCount "50"]
[EventDate "1989.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nc6 3. Nc3 Nf6 4. d3 Bc5 5. Be3 Bb6 6. Nge2 0-0 7. Bg5 Bxf2+ 8. Kd2 Bc5 9. Nd5 Nxe4+ 10. dxe4 Qxg5+ 11. Ke1 Qxg2 12. Rf1 Nd4 13. Nxd4 exd4 14. Bd3 c6 15. Nf4 Qxh2 16. a3 Be7 17. Qf3 d5 18. Rh1 Bh4+ 19. Kd1 Bg4 20. Qxg4 Qxh1+ 21. Kd2 Qh2+ 22. Ne2 h5 23. Qf3 Bg5+ 24. Kd1 dxe4 25. Qxe4 f5 0-1

