[Event "Hoogeveen Essent Amateur"]
[Site "Hoogeveen"]
[Date "2004.10.18"]
[Round "4"]
[White "Duvekot, Willem A"]
[Black "Hiemstra, Jan"]
[Result "0-1"]
[ECO "B11"]
[PlyCount "57"]
[EventDate "2004.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. f4 dxe4 4. Nxe4 g6 5. Nf3 Bf5 6. Nf2 Qc7 7. d4 Nf6 8. c3 Bg7 9. Bc4 0-0 10. 0-0 c5 11. Bb3 Na6 12. Qe2 Rad8 13. Be3 Nd5 14. Bxd5 Rxd5 15. g4 Bc8 16. Ne5 cxd4 17. cxd4 Nb4 18. Rac1 Qb6 19. a3 Nc6 20. Qc4 Rd6 21. Nxc6 bxc6 22. b4 Ba6 23. Qc5 Bxf1 24. Rxf1 Bxd4 25. Bxd4 Rxd4 26. Qxe7 Rxf4 27. Kg2 Qd4 28. h3 Qd5+ 29. Kg1 0-1

[Event "Hoogeveen Essent Amateur"]
[Site "Hoogeveen"]
[Date "2004.10.17"]
[Round "3"]
[White "Winkel, Ruud"]
[Black "Duvekot, Willem A"]
[Result "1/2-1/2"]
[ECO "B21"]
[PlyCount "21"]
[EventDate "2004.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. c3 dxc3 5. Nxc3 Nc6 6. Bc4 a6 7. 0-0 Nge7 8. Bg5 h6 9. Bh4 d6 10. Qe2 Qa5 11. a3 1/2-1/2

[Event "Apeldoorn Aventus op"]
[Site "Apeldoorn"]
[Date "2001.09.14"]
[Round "?"]
[White "Duvekot, Willem A"]
[Black "Beeke, Bobby"]
[Result "0-1"]
[ECO "B59"]
[PlyCount "40"]
[EventDate "2001.09.14"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. Be3 a5 10. a4 Be6 11. Qd2 Nb4 12. f3 Rc8 13. Rac1 d5 14. exd5 Nfxd5 15. Nxd5 Nxd5 16. Rfd1 Nxe3 17. Qxe3 Bg5 18. Qf2 Qf6 19. Nd2 Qh6 20. Bd3 Be3 0-1

[Event "Apeldoorn Aventus op"]
[Site "Apeldoorn"]
[Date "2001.09.14"]
[Round "?"]
[White "Duvekot, Willem A"]
[Black "Beekhuis, Maarten"]
[Result "0-1"]
[ECO "C97"]
[PlyCount "97"]
[EventDate "2001.09.14"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[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 d6 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. d5 Bd7 13. b3 Nb7 14. Nbd2 a5 15. c4 a4 16. cxb5 axb3 17. Bxb3 Bxb5 18. Bc4 Bd7 19. Nb3 Ra4 20. Qc2 Rfa8 21. Bd2 Qb8 22. Nc1 Bd8 23. Bb3 Ra3 24. Bc3 Ba5 25. Nd2 Bxc3 26. Qxc3 Bb5 27. Rb1 Qa7 28. Qc2 Na5 29. Qb2 Nxb3 30. axb3 Qa6 31. Re3 Nh5 32. g3 h6 33. Kg2 Nf6 34. Qc2 Qa5 35. f4 Nd7 36. Rf3 Qb4 37. Rb2 Ra1 38. Ra2 R8xa2 39. Nxa2 Qa3 40. Nc3 Ba6 41. Ndb1 Qb4 42. Qb2 Ra5 43. Rf2 Bd3 44. Nd2 Nf6 45. Kf3 Qd4 46. Rh2 exf4 47. gxf4 Nxe4 48. Ndxe4 Bxe4+ 49. Kg4 0-1

[Event "Apeldoorn Aventus op"]
[Site "Apeldoorn"]
[Date "2001.09.14"]
[Round "?"]
[White "Jens, Jelmer"]
[Black "Duvekot, Willem A"]
[Result "1-0"]
[ECO "B44"]
[WhiteElo "2270"]
[PlyCount "85"]
[EventDate "2001.09.14"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 a6 7. N5c3 Be7 8. Be3 Nf6 9. Be2 Qc7 10. 0-0 0-0 11. Na3 b6 12. Rc1 Bb7 13. f3 Nd7 14. Nd5 Qd8 15. Nxe7+ Qxe7 16. Nb1 Nc5 17. Nc3 Rfd8 18. a3 a5 19. b3 Rab8 20. Rb1 Ba8 21. Qd2 Na7 22. Bg5 f6 23. Bf4 Kh8 24. Rfd1 e5 25. Be3 Ne6 26. b4 axb4 27. axb4 Bc6 28. Ra1 Nc8 29. Ra2 Kg8 30. Rda1 Kf8 31. Bd3 Nc7 32. Qf2 Bd7 33. Nd5 Nxd5 34. exd5 f5 35. Ra6 Kg8 36. Bxb6 Nxb6 37. Rxb6 e4 38. Re1 Rxb6 39. Qxb6 Qf8 40. fxe4 Rb8 41. Qc7 fxe4 42. Bxe4 Bg4 43. Rf1 1-0

[Event "Apeldoorn Aventus op"]
[Site "Apeldoorn"]
[Date "2001.09.14"]
[Round "?"]
[White "Snoeck, Rene"]
[Black "Duvekot, Willem A"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "80"]
[EventDate "2001.09.14"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 d5 2. c4 Bf5 3. Nc3 e6 4. Nf3 c6 5. Bf4 Nf6 6. e3 Bd6 7. Bg5 Nbd7 8. Be2 h6 9. Bh4 0-0 10. 0-0 dxc4 11. e4 g5 12. exf5 gxh4 13. fxe6 fxe6 14. Bxc4 Nd5 15. Ne4 Be7 16. Ne5 Nxe5 17. dxe5 Rf5 18. Qg4+ Kh8 19. Qg6 Rxe5 20. Qxh6+ Kg8 21. f4 Rxe4 22. Qg6+ Kh8 23. Qxe4 Qg8 24. Bxd5 Bc5+ 25. Kh1 exd5 26. Qe5+ Qg7 27. Qxg7+ Kxg7 28. g4 hxg3 29. hxg3 Bd4 30. Kg2 b5 31. Rac1 c5 32. b3 Re8 33. Rfe1 Rxe1 34. Rxe1 c4 35. bxc4 bxc4 36. Kf3 Bf6 37. g4 d4 38. Rc1 c3 39. Ke4 Kg6 40. Kd3 Bg7 1-0

[Event "Apeldoorn Aventus op"]
[Site "Apeldoorn"]
[Date "2001.09.14"]
[Round "?"]
[White "Van Delft, Karel"]
[Black "Duvekot, Willem A"]
[Result "0-1"]
[ECO "D45"]
[PlyCount "50"]
[EventDate "2001.09.14"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. c4 c6 5. Nc3 Be7 6. Be2 0-0 7. 0-0 Nbd7 8. b3 b6 9. Bb2 Bb7 10. Rc1 Rc8 11. Nb1 Ne4 12. Bd3 Ndf6 13. Ne5 c5 14. f4 dxc4 15. Bxc4 cxd4 16. Qxd4 Bc5 17. Qxd8 Bxe3+ 18. Kh1 Rfxd8 19. h3 Ng3+ 20. Kh2 Nxf1+ 21. Rxf1 Bd5 22. Nc3 Bxc4 23. Nxc4 Bd4 24. Nd1 Bxb2 25. Ndxb2 b5 0-1

[Event "Ghent op 24th"]
[Site "Ghent"]
[Date "2001.07.14"]
[Round "1"]
[White "Van Beers, Eddy"]
[Black "Duvekot, Willem A"]
[Result "1-0"]
[ECO "B14"]
[WhiteElo "2323"]
[PlyCount "53"]
[EventDate "2001.07.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 cxd4 4. cxd4 d5 5. exd5 exd5 6. Nf3 Be7 7. Nc3 Nf6 8. Bb5+ Nc6 9. Ne5 Bd7 10. 0-0 0-0 11. Re1 Rc8 12. Bg5 Be6 13. Qa4 Qb6 14. Rad1 a6 15. Nxc6 bxc6 16. Qxa6 Rb8 17. Qxb6 Rxb6 18. Ba4 h6 19. Bc1 Bd6 20. Bb3 Ra8 21. f3 Rb4 22. Be3 Kf8 23. Ne2 Bd7 24. Nc1 Bf5 25. g4 Bd7 26. Nd3 Ne8 27. Nxb4 1-0

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2001.06.08"]
[Round "1"]
[White "Duvekot, Willem A"]
[Black "Pietrow, Andrzej"]
[Result "1/2-1/2"]
[ECO "B11"]
[PlyCount "68"]
[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 c6 2. Nc3 d5 3. f4 g6 4. Nf3 Bg7 5. exd5 cxd5 6. d4 Bg4 7. Bb5+ Nc6 8. 0-0 e6 9. Ne2 Bxf3 10. Rxf3 Nge7 11. c3 h5 12. b3 Qa5 13. a4 a6 14. Bd3 Nf5 15. Bxf5 gxf5 16. Bb2 Qb6 17. Rb1 Qc7 18. Qd3 Bf6 19. Ba3 Be7 20. Bc1 Qa5 21. Bd2 b5 22. c4 b4 23. Rc1 Bf6 24. Be3 Rd8 25. cxd5 Qxd5 26. Qxa6 Nxd4 27. Nxd4 Bxd4 28. Qc6+ Ke7 29. Qxd5 Rxd5 30. Bxd4 Rxd4 31. a5 Ra8 32. Ra1 Rd5 33. Ra4 Rdxa5 34. Rxb4 Ra1+ 1/2-1/2

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2001.??.??"]
[Round "3"]
[White "Burggraaf, Jan Theodoor"]
[Black "Duvekot, Willem A"]
[Result "1/2-1/2"]
[ECO "A01"]
[PlyCount "83"]
[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. b3 e5 2. Bb2 Nc6 3. e3 d6 4. c4 Nf6 5. a3 Be7 6. Nc3 Bf5 7. d3 0-0 8. Nge2 Bg4 9. h3 Be6 10. e4 Nd7 11. Nd5 f5 12. Nxe7+ Qxe7 13. Nc3 fxe4 14. Nxe4 Nd4 15. Bxd4 exd4 16. Be2 d5 17. Ng3 Rae8 18. 0-0 Qg5 19. Bf3 c6 20. cxd5 Bxd5 21. Ne4 Bxe4 22. Bxe4 Nc5 23. Qc2 Rd8 24. f4 Qe7 25. Rae1 Qd6 26. b4 Nd7 27. Qa2+ Kh8 28. g3 Rfe8 29. Qf2 Nb6 30. g4 Na4 31. Qh4 h6 32. f5 Qf6 33. Qh5 Nc3 34. h4 Nxe4 35. dxe4 Qe5 36. Rf3 d3 37. g5 d2 38. Rd1 Qxe4 39. f6 Qe1+ 40. Kg2 Qe2+ 41. Kg3 Qe1+ 42. Kg2 1/2-1/2

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2001.??.??"]
[Round "4"]
[White "Duvekot, Willem A"]
[Black "Van Veen, Oscar"]
[Result "0-1"]
[ECO "C56"]
[PlyCount "42"]
[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. Bc4 Nf6 3. d4 exd4 4. Nf3 Nc6 5. Nxd4 Nxe4 6. 0-0 d5 7. Nxc6 bxc6 8. Bd3 Bd6 9. Qf3 f5 10. Bf4 0-0 11. Bxd6 Qxd6 12. Qe2 Bd7 13. c4 Rae8 14. Qc2 Re6 15. Nc3 Rh6 16. g3 Nxc3 17. bxc3 f4 18. Rad1 Qe6 19. f3 fxg3 20. hxg3 Qh3 21. Qg2 Qxg2+ 0-1

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2001.??.??"]
[Round "6"]
[White "Duvekot, Willem A"]
[Black "Van der Peut, Aart A"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "74"]
[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. Nc3 Bb4 4. exd5 exd5 5. Nf3 Nf6 6. Bd3 0-0 7. 0-0 Bg4 8. Bf4 Nc6 9. Ne2 Bxf3 10. gxf3 Nh5 11. Bg3 Bd6 12. Qd2 f5 13. Bxd6 Qxd6 14. Kh1 f4 15. Rg1 Qf6 16. Rg4 Rae8 17. c3 Ne7 18. Rag1 Nf5 19. Rg5 Nhg3+ 20. R5xg3 fxg3 21. fxg3 Ne3 22. f4 Qe6 23. Nc1 Ng4 24. h3 Nf6 25. Kh2 Ne4 26. Qg2 Rf6 27. Be2 Rh6 28. g4 Qd6 29. Nd3 g5 30. Ne5 gxf4 31. Qf3 Rxe5 32. dxe5 Qxe5 33. Rd1 c6 34. Kg1 Ng5 35. Qd3 f3 36. Bxf3 Qg3+ 37. Bg2 Nxh3+ 0-1

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2001.??.??"]
[Round "5"]
[White "Post, Marianne"]
[Black "Duvekot, Willem A"]
[Result "1-0"]
[ECO "B85"]
[PlyCount "67"]
[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 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. 0-0 Nf6 8. Be3 Be7 9. f4 d6 10. a4 Bd7 11. Bf3 0-0 12. Qe1 Nxd4 13. Bxd4 e5 14. Be3 b5 15. axb5 axb5 16. Qf2 Qc4 17. fxe5 dxe5 18. Nd5 Nxd5 19. exd5 e4 20. Rxa8 Rxa8 21. Bh5 Bf6 22. Qg3 Bd4 23. Bxf7+ Kh8 24. c3 Bxe3+ 25. Qxe3 Qd3 26. Qxd3 exd3 27. Rd1 Bf5 28. Be6 Be4 29. d6 g5 30. d7 Rd8 31. Kf2 Kg7 32. Ke3 Bg6 33. Rf1 h6 34. b3 1-0

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2000.05.21"]
[Round "6"]
[White "Doggers, Peter"]
[Black "Duvekot, Willem A"]
[Result "1/2-1/2"]
[ECO "B85"]
[WhiteElo "2135"]
[PlyCount "44"]
[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 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 Nf6 7. 0-0 d6 8. f4 Be7 9. Be3 0-0 10. Kh1 a6 11. Qe1 e5 12. Nf5 Bxf5 13. exf5 d5 14. fxe5 Nxe5 15. Rd1 Rae8 16. Bf4 Bb4 17. Qg3 Bxc3 18. bxc3 Ne4 19. Qh4 Qxc3 20. Rxd5 Nf6 21. Rxe5 Rxe5 22. Bxe5 Qxe5 1/2-1/2

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2000.05.21"]
[Round "5"]
[White "Duvekot, Willem A"]
[Black "Konings, Frans"]
[Result "0-1"]
[ECO "B09"]
[BlackElo "2183"]
[PlyCount "58"]
[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. f4 Bg7 5. Nf3 0-0 6. Bd3 Na6 7. e5 Nd7 8. 0-0 c5 9. Be3 cxd4 10. Bxd4 Nac5 11. Qe2 Nxd3 12. cxd3 dxe5 13. fxe5 Nb6 14. Qf2 Nd5 15. Nxd5 Qxd5 16. a3 Bg4 17. Rae1 Bxf3 18. gxf3 Rfd8 19. Re4 Rac8 20. f4 e6 21. Bxa7 Qxd3 22. Re3 Qf5 23. Re2 Bf8 24. Kh1 Rc6 25. Bd4 Qd3 26. Be3 Be7 27. Rd2 Qe4+ 28. Kg1 Rxd2 29. Bxd2 Rc2 0-1

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2000.05.20"]
[Round "3"]
[White "Duvekot, Willem A"]
[Black "Looijmans, Karel NH"]
[Result "1-0"]
[ECO "B04"]
[PlyCount "99"]
[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 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 g6 6. Be2 Bg7 7. exd6 cxd6 8. 0-0 0-0 9. Be3 Nc6 10. Nc3 Bg4 11. Nd2 Bxe2 12. Nxe2 d5 13. Rc1 Rc8 14. c5 Na8 15. Nf3 b6 16. Qa4 bxc5 17. Rxc5 Nb6 18. Qb5 Qd7 19. Rfc1 Nb8 20. Qxd7 N8xd7 21. Rxc8 Rxc8 22. Rxc8+ Nxc8 23. b3 f6 24. Nf4 Ncb6 25. Ne6 Kf7 26. Nd8+ Ke8 27. Ne6 Bh8 28. Kf1 Nb8 29. Ne1 Nc6 30. Nd3 Nd7 31. Nc7+ Kf7 32. Nxd5 e6 33. N5b4 Nxb4 34. Nxb4 f5 35. Nc6 a6 36. Ke2 Bg7 37. Kd3 Bf8 38. Bf4 Nb6 39. Bg5 h6 40. Bd2 Nd5 41. g3 g5 42. Nb8 Nb4+ 43. Bxb4 Bxb4 44. Nxa6 Bd6 45. b4 h5 46. b5 h4 47. Ke2 f4 48. Kf3 h3 49. Kg4 fxg3 50. fxg3 1-0

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2000.05.20"]
[Round "4"]
[White "Prins, Jan"]
[Black "Duvekot, Willem A"]
[Result "0-1"]
[ECO "D12"]
[PlyCount "118"]
[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 Bf5 3. Nc3 e6 4. e3 c6 5. a3 Nd7 6. Nf3 Ngf6 7. Be2 Ne4 8. 0-0 Be7 9. Nxe4 Bxe4 10. Ne1 h6 11. b3 0-0 12. f3 Bh7 13. g3 Bf6 14. Bb2 c5 15. cxd5 exd5 16. Rc1 Rc8 17. Bd3 Qe7 18. Ng2 Bxd3 19. Qxd3 Rfe8 20. a4 cxd4 21. Bxd4 b6 22. Rxc8 Rxc8 23. Nf4 Bxd4 24. Qxd4 Nf6 25. Rd1 Rc2 26. Qd3 Rb2 27. Qc3 Qa3 28. Qc8+ Kh7 29. Qf5+ Kg8 30. Qc8+ Kh7 31. Qf5+ Kg8 32. Nxd5 Nxd5 33. Qxd5 g6 34. Qd8+ Kg7 35. Qd4+ Kg8 36. Qf6 Rd2 37. Rxd2 Qc1+ 38. Kg2 Qxd2+ 39. Kh3 Qxe3 40. Qd6 Qxf3 41. Qd8+ Kh7 42. Qd7 a5 43. Qb5 Qf2 44. Qc4 h5 45. Qd3 Kg7 46. g4 hxg4+ 47. Kxg4 Qg2+ 48. Qg3 Qxg3+ 49. hxg3 Kf6 50. Kf4 Ke6 51. Ke4 Kd6 52. g4 f6 53. Kd4 Kc6 54. Kc4 f5 55. gxf5 gxf5 56. Kd4 Kd6 57. Kc4 f4 58. Kb5 Kc7 59. Kc4 Kc6 0-1

[Event "Utrecht OKU op-A"]
[Site "Utrecht"]
[Date "2000.05.19"]
[Round "1"]
[White "Smit, Gabriel"]
[Black "Duvekot, Willem A"]
[Result "1-0"]
[ECO "D06"]
[PlyCount "43"]
[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 Bf5 3. Nc3 e6 4. Qb3 Nc6 5. cxd5 exd5 6. Nf3 Bb4 7. Bg5 Nge7 8. e3 a6 9. Be2 Bxc3+ 10. Qxc3 0-0 11. 0-0 Re8 12. Rfc1 Qd7 13. h4 f6 14. Bf4 b5 15. a4 Na7 16. Qxc7 bxa4 17. Bxa6 Nb5 18. Qb6 Qa7 19. Qxa7 Nxa7 20. Bb7 Rad8 21. Rxa4 Nac8 22. Bc7 1-0

[Event "ZSG/Computerij op-A"]
[Site "Netherlands"]
[Date "1998.03.14"]
[Round "2"]
[White "Duvekot, Willem A"]
[Black "Snoek, Peter"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "1794"]
[BlackElo "1902"]
[PlyCount "75"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 0-0 12. Be2 Bg5 13. 0-0 g6 14. Nc2 f5 15. Nde3 Ne7 16. exf5 gxf5 17. c4 f4 18. Nd5 Bb7 19. Bf3 bxc4 20. Nxe7+ Qxe7 21. Bxb7 Qxb7 22. Qxd6 Qxb2 23. Qd5+ Kg7 24. Qe4 Qc3 25. Rab1 Rab8 26. h3 Bf6 27. Rxb8 Rxb8 28. Rd1 Rd8 29. Rxd8 Bxd8 30. Qb7+ Kg6 31. Qxa6+ Bf6 32. Qa4 Qd3 33. Ne1 Qe2 34. Qc2+ Qxc2 35. Nxc2 e4 36. Kf1 Bc3 37. Ke2 Kf5 38. Na3 1/2-1/2

[Event "Zwolle op-B"]
[Site "Zwolle"]
[Date "1995.??.??"]
[Round "4"]
[White "Van Aurich, Rob"]
[Black "Duvekot, Willem A"]
[Result "1-0"]
[ECO "B21"]
[PlyCount "65"]
[EventDate "1995.??.??"]
[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. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Bc4 Nc6 6. Nf3 a6 7. 0-0 Nge7 8. Qe2 g6 9. Rd1 Bg7 10. Bf4 0-0 11. e5 Qa5 12. Bb3 Qb4 13. g3 Nf5 14. Qd2 b5 15. Rac1 Na5 16. Bc2 Nc4 17. Qe1 Bb7 18. Be4 Bxe4 19. Qxe4 Qxb2 20. Rxd7 Bh6 21. Bxh6 Nxh6 22. Rc2 Qa3 23. Ng5 Nf5 24. Rxf7 Rxf7 25. Qxa8+ Rf8 26. Qc6 Qe7 27. Nxe6 Nxe5 28. Qd5 Nf3+ 29. Kh1 Kh8 30. Re2 Qb4 31. Nxf8 Qxc3 32. Qf7 Qc1+ 33. Kg2 1-0

[Event "EU-ch M114 corr"]
[Site "ICCF corr"]
[Date "1964.??.??"]
[Round "?"]
[White "Duvekot, Willem A"]
[Black "Vymetal, Vaclav"]
[Result "0-1"]
[ECO "C89"]
[PlyCount "38"]
[EventDate "1964.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[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. d4 exd4 11. Nxd4 Nxd4 12. Qxd4 Be6 13. Be3 Bf6 14. Qe4 Re8 15. Bc2 g6 16. Qf3 Nxe3 17. Rxe3 Bg5 18. Rd3 Bg4 19. Rxd8 Raxd8 0-1

