[Event "Utrecht OKU op-B"]
[Site "Utrecht"]
[Date "2004.06.06"]
[Round "?"]
[White "Enserink, Henk"]
[Black "Van Diermen, Paul"]
[Result "1-0"]
[ECO "C56"]
[PlyCount "28"]
[EventDate "2004.06.04"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "CBM 100 Extra"]
[Source "ChessBase"]
[SourceDate "2004.07.06"]
[SourceVersion "2"]
[SourceVersionDate "2004.07.06"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d4 exd4 4. Nf3 Nc6 5. 0-0 Bc5 6. e5 Ng4 7. Bxf7+ Kf8 8. Bg5 Be7 9. Bxe7+ Qxe7 10. Bh5 d6 11. Nxd4 Nxd4 12. Qxd4 Nxe5 13. Nc3 Qg5 14. f4 Nf3+ 1-0

[Event "Utrecht OKU op-B"]
[Site "Utrecht"]
[Date "2004.06.05"]
[Round "?"]
[White "Teuben, Jan"]
[Black "Van Diermen, Paul"]
[Result "1-0"]
[ECO "D03"]
[PlyCount "73"]
[EventDate "2004.06.04"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "CBM 100 Extra"]
[Source "ChessBase"]
[SourceDate "2004.07.06"]
[SourceVersion "2"]
[SourceVersionDate "2004.07.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 d5 4. e3 Nbd7 5. Bd3 h6 6. Bh4 Bb4+ 7. c3 Be7 8. Nbd2 Ng4 9. Bxe7 Qxe7 10. h3 Ngf6 11. Qc2 c5 12. Ne5 Nxe5 13. dxe5 Nd7 14. Nf3 c4 15. Be2 Nc5 16. 0-0-0 Bd7 17. Rhf1 0-0 18. Nd4 Ne4 19. Bxc4 Nxf2 20. Rxf2 dxc4 21. Rg1 Qg5 22. Qe4 Rab8 23. Qf4 Qxf4 24. exf4 Rfd8 25. h4 Rbc8 26. g4 Bc6 27. h5 Be4 28. g5 Kh7 29. g6+ Kg8 30. gxf7+ Kxf7 31. Nb5 Rc6 32. Nd6+ Rcxd6 33. exd6 Rxd6 34. Rd2 Rxd2 35. Kxd2 b5 36. Ke3 g6 37. Kxe4 1-0

[Event "Utrecht OKU op-B"]
[Site "Utrecht"]
[Date "2000.05.21"]
[Round "5"]
[White "Moerkerken, Remco"]
[Black "Van Diermen, Paul"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1509"]
[BlackElo "1295"]
[PlyCount "77"]
[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 e6 2. d4 d5 3. e5 c5 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. Nf3 cxd4 7. Nxd4 Bc5 8. 0-0 Ne7 9. Bf4 Nbc6 10. Nb3 Bb6 11. N1d2 Ng6 12. Qg4 0-0 13. Nf3 Nxf4 14. Qxf4 f6 15. exf6 Rxf6 16. Qg4 h6 17. Rad1 Raf8 18. Nbd4 Rf4 19. Qxe6+ R8f7 20. Qxd7 Rxd7 21. Nxc6 bxc6 22. b3 Re7 23. Rfe1 Ree4 24. Kf1 Kf7 25. Re2 Ke6 26. Rde1 Kd6 27. Rxe4 dxe4 28. Rd1+ Kc7 29. Nd4 Bxd4 30. Rxd4 c5 31. Rc4 Kb6 32. Ke2 Rh4 33. h3 Rf4 34. Ke3 Rh4 35. Rxe4 Rxe4+ 36. Kxe4 Kb5 37. a3 c4 38. Kd4 a5 39. bxc4+ 1-0

[Event "Utrecht OKU op-B"]
[Site "Utrecht"]
[Date "2000.05.21"]
[Round "6"]
[White "Van Diermen, Paul"]
[Black "Hofstra, P."]
[Result "0-1"]
[ECO "D06"]
[WhiteElo "1295"]
[BlackElo "1465"]
[PlyCount "48"]
[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. Nf3 d5 2. d4 Nf6 3. e3 Bf5 4. c4 e6 5. Nc3 Nbd7 6. cxd5 exd5 7. Bd3 Bxd3 8. Qxd3 Be7 9. Qb5 0-0 10. Nxd5 Nxd5 11. Qxd5 Bb4+ 12. Bd2 Bxd2+ 13. Kxd2 c6 14. Qb3 Nc5 15. Qc2 Qa5+ 16. Kd1 Ne6 17. a3 Rfe8 18. Qc3 Qd5 19. Ke2 Rac8 20. Rhd1 c5 21. dxc5 Qc6 22. b4 Nf4+ 23. Kf1 Qb5+ 24. Ke1 Qe2# 0-1

[Event "Utrecht OKU op-B"]
[Site "Utrecht"]
[Date "2000.05.20"]
[Round "4"]
[White "Van Diermen, Paul"]
[Black "De Santos, A."]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1295"]
[BlackElo "1260"]
[PlyCount "56"]
[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 d5 2. c4 c6 3. e3 g6 4. Nc3 Nf6 5. cxd5 cxd5 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. Nf3 a6 9. 0-0 Bg7 10. b3 0-0 11. Bb2 Nc6 12. Rc1 Qd6 13. Qe2 Rac8 14. g3 Nd7 15. Na4 e5 16. dxe5 Ncxe5 17. Nxe5 Bxe5 18. Bxe5 Nxe5 19. f4 Nd7 20. Rfd1 Nf6 21. Rxc8 Rxc8 22. Qd2 Qe6 23. Nc3 h5 24. Nxd5 Nxd5 25. Qxd5 Qxe3+ 26. Kf1 Rc2 27. Qd8+ Kh7 28. Qd4 Qe2+ 0-1

[Event "Utrecht OKU op-B"]
[Site "Utrecht"]
[Date "2000.05.20"]
[Round "2"]
[White "Van Diermen, Paul"]
[Black "Meuwissen, Rene"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1295"]
[BlackElo "1643"]
[PlyCount "51"]
[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. c4 d6 3. Nc3 g6 4. Bg5 Bg7 5. Bxf6 Bxf6 6. e3 0-0 7. Nf3 Nd7 8. Bd3 e5 9. 0-0 Bg7 10. Rc1 f5 11. dxe5 dxe5 12. Be2 c6 13. a3 Qc7 14. Ng5 Nf6 15. f4 h6 16. Nh3 exf4 17. Nxf4 Qb6 18. Nxg6 Qxe3+ 19. Kh1 Rd8 20. Qxd8+ Kh7 21. Nf8+ Bxf8 22. Qxf8 Ne4 23. Nxe4 Qxe4 24. Bf3 Qd3 25. Bh5 Be6 26. Qxa8 1-0

[Event "Utrecht OKU op-B"]
[Site "Utrecht"]
[Date "2000.05.20"]
[Round "3"]
[White "Van Elteren, Hugo"]
[Black "Van Diermen, Paul"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1729"]
[BlackElo "1295"]
[PlyCount "45"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. h3 0-0 6. Be3 Re8 7. a4 b6 8. Bc4 Bb7 9. e5 Ne4 10. Nxe4 Bxe4 11. Ng5 d5 12. Bd3 Bxd3 13. Qxd3 e6 14. h4 h5 15. g4 hxg4 16. h5 f6 17. Qxg6 fxg5 18. Bxg5 Qd7 19. h6 Nc6 20. Bf6 Qf7 21. Qxg4 Nxd4 22. hxg7 Nxc2+ 23. Kd2 1-0

[Event "Utrecht OKU op-B"]
[Site "Utrecht"]
[Date "2000.05.19"]
[Round "1"]
[White "De Haas, Roy"]
[Black "Van Diermen, Paul"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1693"]
[BlackElo "1295"]
[PlyCount "67"]
[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. Nc3 e6 2. Nf3 d5 3. e4 dxe4 4. Nxe4 Nf6 5. Ng3 Nc6 6. Bb5 Bd7 7. d3 Bd6 8. Bg5 Bxg3 9. hxg3 h6 10. Qd2 Qe7 11. Qc3 0-0-0 12. Bxf6 Qxf6 13. Qxf6 gxf6 14. 0-0-0 Nb4 15. Bxd7+ Rxd7 16. Rh4 Nc6 17. Rdh1 Ne5 18. Rxh6 Rxh6 19. Rxh6 Nxf3 20. gxf3 f5 21. Rh8+ Rd8 22. Rxd8+ Kxd8 23. Kd2 Ke7 24. d4 f6 25. g4 fxg4 26. fxg4 b6 27. f4 e5 28. dxe5 fxe5 29. f5 Kf6 30. Kd3 c5 31. a3 Ke7 32. g5 Kd6 33. Ke4 c4 34. g6 1-0

