[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2007.06.19"]
[Round "6"]
[White "Van Bezouw, Stein"]
[Black "Borleffs, JJ."]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1564"]
[BlackElo "1456"]
[PlyCount "83"]
[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 b6 2. Bc4 e5 3. Nf3 Nc6 4. 0-0 Nf6 5. Ng5 d5 6. exd5 Nxd5 7. Qf3 Be6 8. Nxe6 fxe6 9. Bb5 Qd6 10. Nc3 a6 11. Bxc6+ Qxc6 12. Nxd5 Qxd5 13. Qxd5 exd5 14. Re1 Bd6 15. d4 e4 16. f3 0-0 17. fxe4 Rfe8 18. e5 c5 19. Bg5 Be7 20. Bxe7 Rxe7 21. c3 Rae8 22. Rf1 Rc8 23. Rac1 a5 24. a3 Re6 25. Kf2 Rec6 26. Ke3 a4 27. Rcd1 c4 28. Rf3 b5 29. Rdf1 h6 30. Rf7 R6c7 31. Rxc7 Rxc7 32. Rf5 Rf7 33. Kf4 g5+ 34. Kg4 Rxf5 35. Kxf5 Kf7 36. e6+ Ke7 37. Ke5 g4 38. Kxd5 h5 39. g3 Kd8 40. Kd6 b4 41. Kc5 Ke7 42. d5 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2007.06.05"]
[Round "4"]
[White "Irwin, Mark"]
[Black "Borleffs, JJ."]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2280"]
[BlackElo "1456"]
[PlyCount "55"]
[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 Nc6 2. Nf3 e5 3. Bc4 Bc5 4. c3 Nf6 5. d3 a6 6. Bb3 h6 7. 0-0 0-0 8. Nbd2 d5 9. exd5 Nxd5 10. Nc4 Bd6 11. Re1 Re8 12. Nxd6 cxd6 13. Bxd5 Bf5 14. Be3 Rb8 15. b4 Ne7 16. Bb3 d5 17. Nxe5 Ng6 18. Nxg6 Bxg6 19. Qf3 Bxd3 20. Bxd5 Bg6 21. Rad1 Qc7 22. Bf4 Qd7 23. Bxb8 Rxb8 24. Qg3 Re8 25. Qxg6 Kf8 26. Qh7 Rxe1+ 27. Rxe1 Qxd5 28. Qh8# 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2007.05.29"]
[Round "3"]
[White "Duijnisveld, Arnold"]
[Black "Borleffs, JJ."]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1616"]
[BlackElo "1456"]
[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. e4 Nc6 2. Nf3 Nf6 3. Nc3 e5 4. Bc4 Bc5 5. 0-0 0-0 6. d3 h6 7. Nd5 d6 8. a3 Be6 9. b4 Bb6 10. Nxb6 axb6 11. Bb2 Bxc4 12. dxc4 Nxe4 13. b5 Na5 14. Qe2 f5 15. Rfd1 Qe7 16. a4 Qe6 17. Rd5 c6 18. bxc6 bxc6 19. Rxa5 Rxa5 20. Nd2 Nxd2 21. Qxd2 d5 22. Bc3 Rc5 23. Bb4 Rxc4 24. Bxf8 Kxf8 25. a5 bxa5 26. Rxa5 Kg8 27. f3 Qd6 28. h3 Kh7 29. g4 f4 30. Qd3+ Qg6 31. Qxg6+ Kxg6 32. Ra2 Kg5 33. Kg2 Rc3 34. Rb2 c5 35. Ra2 c4 36. Rb2 d4 37. Ra2 Re3 38. Kf2 d3 39. cxd3 cxd3 40. Rd2 Re2+ 41. Rxe2 dxe2 42. Kxe2 Kh4 43. Kd3 Kxh3 44. Ke4 Kg3 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2007.05.22"]
[Round "2"]
[White "Borleffs, JJ."]
[Black "De Mooij, Marco"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "1456"]
[BlackElo "1786"]
[PlyCount "74"]
[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 g6 3. Nf3 Bg7 4. e4 d6 5. d3 Nc6 6. Nd5 Nge7 7. Bg5 0-0 8. Nxe7+ Nxe7 9. Be2 c6 10. 0-0 f6 11. Bd2 Be6 12. Bc3 d5 13. cxd5 cxd5 14. exd5 Bxd5 15. b3 Qd7 16. Rc1 Rac8 17. Nd2 Bh6 18. Rc2 Rc7 19. Bb4 Rxc2 20. Qxc2 Rc8 21. Qb2 Nf5 22. Ne4 Qc6 23. Bf3 Bg7 24. Bd2 Qc2 25. Qxc2 Rxc2 26. Nxf6+ Bxf6 27. Bxd5+ Kg7 28. Rd1 b5 29. a4 bxa4 30. bxa4 Nd4 31. Be3 Ne2+ 32. Kh1 Nc3 33. Bb3 Rb2 34. Rd2 Rb1+ 35. Bd1 Nxd1 36. h3 Nxe3+ 37. Kh2 Nf1+ 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2007.05.15"]
[Round "1"]
[White "Borleffs, JJ."]
[Black "Bakker, Joop"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1456"]
[BlackElo "1927"]
[PlyCount "70"]
[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. b3 e5 2. Bb2 d6 3. e4 Nf6 4. d3 Be7 5. Be2 Nc6 6. Nf3 0-0 7. 0-0 Re8 8. c4 Bf8 9. a3 a5 10. Nc3 Nd4 11. Nxd4 exd4 12. Nd5 c6 13. Nxf6+ Qxf6 14. Bg4 c5 15. Qf3 Qg6 16. h3 Re5 17. b4 Bxg4 18. Qxg4 Rg5 19. Qf3 Re8 20. Bc1 Rge5 21. Re1 f5 22. Bf4 fxe4 23. dxe4 Rxe4 24. Rxe4 Qxe4 25. Qg3 Re6 26. f3 Qd3 27. Re1 Rxe1+ 28. Qxe1 Qxc4 29. Qe8 Qf7 30. Qe4 axb4 31. axb4 g6 32. g4 Bg7 33. Bxd6 c4 34. b5 d3 35. Be5 d2 0-1

