[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "1"]
[White "Bartels, Hans"]
[Black "Visser, Yge"]
[Result "0-1"]
[ECO "A21"]
[PlyCount "86"]
[EventDate "1990.??.??"]

1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 f5 5. d3 Nf6 6. e4 d6 7. exf5 gxf5 8. Nge2
O-O 9. O-O c5 10. Bg5 Nc6 11. Nd5 Be6 12. Rb1 Qd7 13. Bxf6 Bxf6 14. f4 Kh8 15.
Nec3 Rab8 16. Nxf6 Rxf6 17. Qd2 Re8 18. fxe5 dxe5 19. Qe3 Qd4 20. Qxd4 cxd4 21.
Ne4 fxe4 22. Rxf6 exd3 23. Be4 Kg7 24. Rf3 Nb4 25. a3 Na6 26. Bxd3 Nc5 27. Bf5
Bxc4 28. Rc1 b5 29. b4 e4 30. Rf4 Nd3 31. Rxc4 bxc4 32. Rxe4 Ne5 33. Kf2 a5 34.
Rxd4 Kf6 35. Be4 c3 36. Rd5 Ng4+ 37. Kf3 Nxh2+ 38. Kg2 Rxe4 39. Kxh2 Rc4 40.
Rd1 c2 41. Rc1 Ke5 42. Kg2 Kd4 43. Kf2 Kd3 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "1"]
[White "Boersma, Paul"]
[Black "Langeweg, Kick"]
[Result "0-1"]
[ECO "A15"]
[PlyCount "76"]
[EventDate "1990.??.??"]

1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 e6 5. O-O Be7 6. b3 O-O 7. Bb2 c5 8. Nc3
d6 9. d4 cxd4 10. Nxd4 Bxg2 11. Kxg2 a6 12. e3 Ra7 13. Qf3 Qc8 14. Rfd1 Rc7 15.
Ne4 Nbd7 16. Nxf6+ Nxf6 17. a4 Qd7 18. e4 Qc8 19. Ne2 Nd7 20. Nf4 Qb7 21. Re1
Ne5 22. Qe2 Rfc8 23. Rad1 b5 24. cxb5 axb5 25. Qxb5 Qxb5 26. axb5 Rb7 27. Ba3
Rxb5 28. Bxd6 Bxd6 29. Rxd6 Rxb3 30. Red1 g6 31. Rd8+ Rxd8 32. Rxd8+ Kg7 33.
Rd2 g5 34. Ne2 g4 35. h3 Nf3 36. Rd7 gxh3+ 37. Kxh3 Rb2 38. Kg2 Ne5 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "1"]
[White "Duijn, Richard"]
[Black "Van de Oudeweetering, Arthur"]
[Result "0-1"]
[ECO "D48"]
[PlyCount "70"]
[EventDate "1990.??.??"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. e3 Nf6 5. Nc3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3
Bb7 9. O-O a6 10. a3 Rc8 11. b4 a5 12. bxa5 Qxa5 13. Bd2 Qd8 14. e4 Be7 15. Ng5
e5 16. Qb3 O-O 17. d5 Nc5 18. Qb1 Nxd5 19. exd5 Bxg5 20. Bxh7+ Kh8 21. f4 exf4
22. Rf3 Qd6 23. Qf5 Bh6 24. Rh3 cxd5 25. Rf1 Ne4 26. Nxe4 dxe4 27. Bxf4 Qb6+
28. Kh1 Rc5 29. Qd7 Bc8 30. Qe7 Bxh3 31. Qxf8+ Kxh7 32. Bxh6 Bxg2+ 33. Kxg2
Rc2+ 34. Kh1 Qxh6 35. Qb8 Qh3 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "1"]
[White "Kuijf, Nico"]
[Black "Peelen, Piet"]
[Result "1/2-1/2"]
[ECO "D00"]
[PlyCount "50"]
[EventDate "1990.??.??"]

1. d4 d5 2. Nc3 Bf5 3. Nf3 e6 4. Bg5 Nf6 5. e3 Be7 6. Bd3 Bg6 7. Ne5 Nbd7 8. f4
Nxe5 9. fxe5 Nd7 10. Bxe7 Qxe7 11. O-O Bxd3 12. Qxd3 O-O 13. e4 dxe4 14. Nxe4
c5 15. c3 cxd4 16. cxd4 Rad8 17. Qb3 Nb6 18. Rad1 Nd5 19. a3 b6 20. Qg3 Kh8 21.
Rf3 f5 22. exf6 gxf6 23. Qh4 Rg8 24. Rg3 Rxg3 25. Nxg3 f5 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "1"]
[White "Los, Sander"]
[Black "Klarenbeek, Hans"]
[Result "0-1"]
[ECO "B80"]
[PlyCount "70"]
[EventDate "1990.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be3 a6 7. Qd2 Be7 8. f3
O-O 9. g4 Nc6 10. O-O-O Nxd4 11. Qxd4 Nd7 12. h4 Ne5 13. Rh3 b5 14. Kb1 Rb8 15.
Bg5 f6 16. Be3 Bd7 17. Rg3 b4 18. Ne2 Qc7 19. Nf4 Rfc8 20. Qd2 Nc4 21. Bxc4
Qxc4 22. g5 fxg5 23. hxg5 Rb5 24. Rdg1 g6 25. Qh2 e5 26. Nd5 Rxd5 27. exd5 Bf5
28. R3g2 Qxd5 29. Rh1 Qf7 30. Rd2 a5 31. f4 exf4 32. Qxf4 Rc4 33. Qh2 a4 34.
Ka1 a3 35. b3 Qg7+ 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "1"]
[White "Pieterse, Gert"]
[Black "Den Broeder, Guido"]
[Result "1-0"]
[ECO "A81"]
[PlyCount "107"]
[EventDate "1990.??.??"]

1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 Be7 5. O-O O-O 6. b3 a5 7. c4 Qe8 8. Nc3 d5
9. Ne5 c6 10. Bb2 Nbd7 11. Nd3 b6 12. Rc1 Bd6 13. Na4 b5 14. cxb5 cxb5 15. Nac5
Nb6 16. Ne5 b4 17. e3 Ba6 18. Nxa6 Rxa6 19. Qd3 Ra8 20. Rc2 a4 21. Rfc1 axb3
22. axb3 Nc8 23. Rc6 Qe7 24. f3 Qb7 25. Bf1 Rd8 26. Qb5 Qxb5 27. Bxb5 Na7 28.
Rb6 Nxb5 29. Rxb5 Rdc8 30. Nd3 Rxc1+ 31. Bxc1 Ra1 32. Rb6 Ne8 33. Kf2 Rb1 34.
Ke2 Rxb3 35. Bb2 Kf7 36. Kd2 Kf6 37. Kc2 Ra3 38. Bxa3 bxa3 39. Nc5 g5 40. Kb3
f4 41. exf4 gxf4 42. gxf4 Kf5 43. Rc6 h5 44. h3 Kxf4 45. Nb7 a2 46. Kxa2 Bb4
47. Kb3 Bd2 48. Kc2 Be3 49. Kd3 Ng7 50. Nd8 Kxf3 51. Nxe6 Nf5 52. Rc5 Ng3 53.
Rxd5 h4 54. Rd8 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "1"]
[White "Reinderman, Dimitri"]
[Black "Zagema, Wieb"]
[Result "0-1"]
[ECO "C25"]
[PlyCount "98"]
[EventDate "1990.??.??"]

1. e4 Nc6 2. Nc3 e5 3. f4 Bc5 4. Nf3 d6 5. Bb5 Bg4 6. Bxc6+ bxc6 7. h3 Bxf3 8.
Qxf3 exf4 9. Qxf4 Ne7 10. d3 Rb8 11. Ne2 Ng6 12. Qg3 d5 13. e5 O-O 14. d4 Be7
15. O-O c5 16. b3 Rb6 17. Be3 cxd4 18. Nxd4 c5 19. Nf5 Re6 20. Bf4 Re8 21. Rad1
Bf8 22. Ne3 d4 23. Nc4 Be7 24. Qg4 Nh4 25. Bg3 Rg6 26. Qf4 Qd5 27. Ne3 Qe6 28.
Nc4 Bg5 29. Qf2 Be3 30. Nxe3 dxe3 31. Qxe3 Nf5 32. Rxf5 Qxf5 33. c4 h5 34. Rf1
Qe6 35. Kh2 Rd8 36. Qxc5 Rd3 37. Rf3 Rxf3 38. gxf3 Qf5 39. Qe3 Ra6 40. a4 Qc2+
41. Bf2 Rb6 42. a5 Rxb3 43. Qxa7 Kh7 44. Kg3 Qg6+ 45. Kf4 Qh6+ 46. Kg3 Qg5+ 47.
Kh2 Qf4+ 48. Kg1 Qxf3 49. Be1 Rb2 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "1"]
[White "Riemersma, Liafbern"]
[Black "Theulings, Paul-Peter"]
[Result "1-0"]
[ECO "C88"]
[PlyCount "65"]
[EventDate "1990.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4
exd4 9. e5 Ne8 10. c3 dxc3 11. Nxc3 d6 12. Bd5 Bb7 13. Nd4 Na5 14. Bxb7 Nxb7
15. Nc6 Qd7 16. Qd5 Bf6 17. Ne4 Nd8 18. Nxd8 Qxd8 19. exf6 Nxf6 20. Nxf6+ Qxf6
21. Bg5 Qxb2 22. Rab1 Rae8 23. Rec1 Re5 24. Qc6 Qxa2 25. Be3 Rc8 26. Ra1 Qe6
27. Rxa6 d5 28. Qxc7 Rxc7 29. Ra8+ Qe8 30. Rxe8+ Rxe8 31. Rxc7 f6 32. Kf1 Re4
33. Rd7 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "1"]
[White "Tiggelman, Rene"]
[Black "Van Mil, Johan"]
[Result "1/2-1/2"]
[ECO "D03"]
[PlyCount "84"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. Bg5 d5 3. Nf3 c6 4. c3 Bf5 5. e3 Qb6 6. Qb3 Nbd7 7. Nbd2 h6 8.
Bxf6 exf6 9. Be2 a5 10. O-O a4 11. Qxb6 Nxb6 12. Rfc1 Bd6 13. b4 axb3 14. axb3
Ba3 15. Re1 Bb2 16. Rxa8+ Nxa8 17. c4 Nc7 18. Nh4 Bh7 19. g4 Ke7 20. Nf5+ Bxf5
21. gxf5 Ra8 22. Rb1 Ra2 23. Nf3 Bc3 24. Kf1 b5 25. Ne1 Bxe1 26. Kxe1 b4 27. h4
g5 28. h5 Kd6 29. c5+ Kd7 30. Kf1 Kc8 31. Ke1 Kd8 32. Kf1 Ke7 33. Ke1 Kd8 34.
Kf1 Ne8 35. Ke1 Kc7 36. Kf1 Kb7 37. Ke1 Kb8 38. Kf1 Kc8 39. Ke1 Kb7 40. Kf1 Kb8
41. Ke1 Kc8 42. Kf1 Nc7 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "1"]
[White "Timmerman, Gert"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "B06"]
[PlyCount "57"]
[EventDate "1990.??.??"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Bc4 Nf6 5. e5 Nd5 6. Bd2 d6 7. Qe2 O-O 8. O-O-O
Nxc3 9. Bxc3 b5 10. Bd3 Na6 11. Nf3 b4 12. Bd2 Qa5 13. Kb1 Be6 14. Bc4 Bxc4 15.
Qxc4 c5 16. e6 f5 17. dxc5 Rfc8 18. Be3 Nxc5 19. Rd5 Rab8 20. Rhd1 Qa4 21. Bxc5
Rxc5 22. Rxc5 dxc5 23. Qxc5 Bf6 24. Ne5 Rb5 25. Qc8+ Kg7 26. Nd7 g5 27. Qf8+
Kg6 28. Qf7+ Kh6 29. Nxf6 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "1"]
[White "Van Dijken, Rex"]
[Black "Peek, Marcel"]
[Result "1/2-1/2"]
[ECO "D86"]
[PlyCount "81"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O 8.
Ne2 b6 9. Bd5 c6 10. Bb3 Bb7 11. Bg5 c5 12. d5 Qd6 13. Qd2 Nd7 14. Rd1 b5 15.
h4 h5 16. Rh3 a5 17. Rg3 b4 18. Bh6 Ba6 19. Bxg7 Kxg7 20. Nf4 Rh8 21. cxb4 axb4
22. Rg5 Qf6 23. d6 c4 24. Bc2 e5 25. Nd5 Qxd6 26. Nxb4 Qxd2+ 27. Rxd2 Bb5 28.
a4 Bxa4 29. Bxa4 Rxa4 30. Rxd7 Rxb4 31. Rxe5 Ra8 32. Ree7 Rb1+ 33. Ke2 Rb2+ 34.
Rd2 c3 35. Rxb2 cxb2 36. Rb7 Ra2 37. Ke3 Ra3+ 38. Ke2 Ra2 39. Ke3 Ra3+ 40. Kd2
Ra2 41. Ke3 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.11.02"]
[Round "1"]
[White "Van Wely, Loek"]
[Black "Bos, Niels"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2400"]
[PlyCount "60"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 c5 5. Nf3 Nc6 6. Bg2 Ne4 7. Bd2 Bxc3 8.
bxc3 d5 9. cxd5 exd5 10. O-O O-O 11. dxc5 Qe7 12. Rc1 Qxc5 13. Be3 Qc4 14. Qb3
Qxb3 15. axb3 Be6 16. Rfd1 Rfd8 17. Nd4 Nxd4 18. Bxd4 f5 19. Rd3 b6 20. Re3 Kf7
21. Ra1 Nc5 22. Bxc5 bxc5 23. Ra6 Bc8 24. Ra5 Be6 25. Rxc5 Rac8 26. Ra5 d4 27.
Rxa7+ Kf6 28. cxd4 Rc1+ 29. Bf1 Rxd4 30. Ra6 Re4 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "1"]
[White "Van der Linde, Meindert"]
[Black "Hoeksema, Erik"]
[Result "0-1"]
[ECO "D30"]
[PlyCount "94"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Bb4+ 5. Nbd2 Nbd7 6. e3 O-O 7. Rc1 c5 8. a3
Bxd2+ 9. Qxd2 cxd4 10. Qxd4 Qa5+ 11. Qd2 Qxd2+ 12. Nxd2 Ne4 13. Nxe4 dxe4 14.
Be7 Re8 15. Bd6 b6 16. b4 Ba6 17. c5 Bxf1 18. Rxf1 bxc5 19. bxc5 Rec8 20. c6
Nf6 21. Rc4 Ne8 22. Bg3 f6 23. Ke2 e5 24. Rd1 Kf7 25. f3 exf3+ 26. gxf3 Ke6 27.
Be1 Rab8 28. Bb4 Rc7 29. Rd2 Rbc8 30. Rdc2 g5 31. Ba5 Rg7 32. Rb2 g4 33. Rb7
gxf3+ 34. Kxf3 Nd6 35. Rxg7 Nxc4 36. Bb4 a5 37. Re7+ Kf5 38. e4+ Kg6 39. Bc3
Rxc6 40. Ra7 Rb6 41. Ke2 Rb3 42. Bxa5 Re3+ 43. Kf2 Rxa3 44. Bb6 Rh3 45. Bd8
Rxh2+ 46. Kg3 Rd2 47. Be7 Rd3+ 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "1"]
[White "Van der Werf, Mark"]
[Black "Okkes, Menno"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "85"]
[EventDate "1990.??.??"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 O-O
8. O-O d5 9. exd5 cxd5 10. Bg5 Be6 11. Nb5 Be7 12. Nd4 Qd6 13. Bh4 Ne4 14. Bxe4
dxe4 15. Bg3 Qb6 16. Nxe6 Qxe6 17. Bxc7 Rac8 18. Bf4 Qb6 19. Rb1 Qa6 20. Be5
Qxa2 21. Qg4 f6 22. Bc3 Qd5 23. Rbd1 Qc6 24. Rfe1 Rcd8 25. Rxd8 Rxd8 26. Qxe4
Qxe4 27. Rxe4 Kf7 28. Rd4 Ra8 29. Kf1 Bc5 30. Rd7+ Kg6 31. Bd4 Rc8 32. c3 a5
33. Ke2 Bxd4 34. Rxd4 Rb8 35. Rd2 a4 36. Kd3 Ra8 37. c4 a3 38. bxa3 Rxa3+ 39.
Kd4 Ra8 40. c5 Kf7 41. Re2 Rd8+ 42. Kc4 Rc8 43. Kb5 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "1"]
[White "Vanheste, Jeroen"]
[Black "Krudde, Fitzgerald"]
[Result "1-0"]
[ECO "A30"]
[PlyCount "75"]
[EventDate "1990.??.??"]

1. Nf3 c5 2. c4 Nf6 3. g3 b6 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. d4 cxd4 8. Qxd4
d6 9. b3 Nbd7 10. Nb5 Nc5 11. Rd1 Nfe4 12. Qxg7 Bf6 13. Qh6 Bxa1 14. Ng5 Qf6
15. Nxe4 Nxe4 16. Bxe4 O-O-O 17. Qe3 Bxe4 18. Qxe4 d5 19. cxd5 Rxd5 20. Rxd5
exd5 21. Qxd5 Be5 22. Qa8+ Kd7 23. Qxa7+ Ke6 24. Qxb6+ Kf5 25. Qe3 Rd8 26. Qf3+
Ke6 27. Qc6+ Kf5 28. Qc2+ Ke6 29. f4 Bd4+ 30. e3 Bb6 31. Kg2 Kd7 32. Qd3+ Kc8
33. Qe4 Qg6 34. f5 Qf6 35. Ba3 Kb8 36. Qf4+ Ka8 37. Nd6 Qc3 38. Qe4+ 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "1"]
[White "Welling, Gerard"]
[Black "Bertholee, Rob"]
[Result "1/2-1/2"]
[ECO "A07"]
[PlyCount "32"]
[EventDate "1990.??.??"]

1. g3 d5 2. Bg2 Nf6 3. Nf3 Nc6 4. d3 e5 5. O-O Be7 6. Bg5 O-O 7. Nc3 h6 8. Bxf6
Bxf6 9. Nd2 Ne7 10. e4 c6 11. exd5 cxd5 12. Re1 Be6 13. Nb3 Qb6 14. a4 a5 15.
Nb5 Nc6 16. c3 d4 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "2"]
[White "Bertholee, Rob"]
[Black "Kuijf, Nico"]
[Result "1-0"]
[ECO "D45"]
[PlyCount "175"]
[EventDate "1990.??.??"]

1. c4 Nf6 2. Nf3 c6 3. Nc3 d5 4. e3 e6 5. d4 Nbd7 6. Be2 Bb4 7. O-O O-O 8. Qc2
Qe7 9. a3 Bd6 10. Nd2 e5 11. dxe5 Qxe5 12. Nf3 Qh5 13. cxd5 Nxd5 14. Ne4 Bc7
15. Ng3 Bxg3 16. hxg3 N7f6 17. e4 Ne7 18. Bg5 Bg4 19. Bxf6 gxf6 20. Qc3 Bxf3
21. gxf3 Qe5 22. Qe3 Rfd8 23. Kg2 Kg7 24. f4 Qd4 25. Qf3 Ng8 26. b4 a5 27. bxa5
Re8 28. a6 bxa6 29. Qg4+ Kf8 30. Bf3 Rad8 31. Qh5 h6 32. Rfd1 Qa4 33. Qc5+ Kg7
34. Rd6 Rxd6 35. Qxd6 Re6 36. Qc5 Qb5 37. Rc1 Ne7 38. Qc2 Rd6 39. Be2 Qa5 40.
Qc5 Qxc5 41. Rxc5 Rd4 42. Rc4 Rxc4 43. Bxc4 a5 44. Kf3 Nc8 45. Ke3 c5 46. e5
Nb6 47. Ba2 fxe5 48. fxe5 Kf8 49. Ke4 Ke7 50. Kf5 Na4 51. Bc4 Nb2 52. Be2 Na4
53. g4 Nc3 54. Bd3 Nd1 55. f3 c4 56. Be2 Nb2 57. Ke4 c3 58. Bd3 Nc4 59. Kd4 Nd2
60. f4 Nf1 61. Kxc3 Ne3 62. g5 hxg5 63. fxg5 Nd5+ 64. Kd4 Nf4 65. Bf5 Ne2+ 66.
Kc4 Ng3 67. Bh7 Ke6 68. Bg8 Ke7 69. Kd5 Ne2 70. Bh7 Nf4+ 71. Ke4 Ne6 72. g6 Kf8
73. Kf5 Ng7+ 74. Kf6 Ne8+ 75. Kf5 Ng7+ 76. Kf6 Ne8+ 77. Kg5 Ng7 78. a4 Ke7 79.
gxf7 Kxf7 80. Bf5 Ke7 81. Kf4 Kd8 82. Bg4 Kc7 83. Kg5 Kc6 84. Kf6 Ne8+ 85. Kf7
Nc7 86. e6 Kc5 87. e7 Kb4 88. Bd7 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "2"]
[White "Bos, Niels"]
[Black "Boersma, Paul"]
[Result "0-1"]
[ECO "A01"]
[PlyCount "76"]
[EventDate "1990.??.??"]

1. b3 e5 2. Bb2 Nc6 3. e3 d6 4. c4 g6 5. Nf3 Bg7 6. Be2 f5 7. d4 e4 8. Nfd2 Nf6
9. a3 O-O 10. b4 Ne7 11. Nc3 c6 12. d5 c5 13. bxc5 dxc5 14. O-O Bd7 15. Nb3 b6
16. Qc2 Nc8 17. a4 a5 18. Nd2 Nd6 19. f4 exf3 20. Bxf3 Qc7 21. g3 Rae8 22. Rae1
Re7 23. Re2 Rfe8 24. Rfe1 Nf7 25. Bg2 Ng4 26. Nf1 Nd6 27. Nd1 Bxb2 28. Nxb2 Nf6
29. Nd3 Nfe4 30. Bf3 Bc8 31. Qb3 Ba6 32. Rc1 Ng5 33. Bg2 Ngf7 34. Rb2 Rb8 35.
Rcb1 Bxc4 36. Qc3 Bxd3 37. Qxd3 Ne5 38. Qa6 Nec4 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "2"]
[White "Den Broeder, Guido"]
[Black "Los, Sander"]
[Result "0-1"]
[ECO "B54"]
[PlyCount "118"]
[EventDate "1990.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 e5 6. Nf3 Be7 7. Qe2 O-O 8.
O-O Nc6 9. c3 h6 10. h3 Re8 11. Rd1 Qc7 12. Na3 a6 13. Nc2 Bf8 14. c4 Nh5 15.
Qe3 Nf4 16. Bf1 Be6 17. Qc3 Rac8 18. Ne3 Qb8 19. Nd5 Bxd5 20. exd5 Ne7 21. Qb3
Nf5 22. g4 Ne7 23. Be3 Neg6 24. Rac1 h5 25. gxh5 Nxh5 26. Ng5 Qc7 27. c5 Qd7
28. c6 Qf5 29. cxb7 Rb8 30. Qc2 e4 31. Qe2 Nf6 32. Rc7 Be7 33. Bg2 Ne5 34. Rd4
Bd8 35. Rc8 Rxc8 36. bxc8=Q Qxc8 37. Nxe4 Qb7 38. Nxf6+ Bxf6 39. Rd2 Ng6 40.
Qg4 Ne5 41. Qe4 Qd7 42. Rc2 Ng6 43. Qg4 Qd8 44. b3 Nh4 45. Bf1 g6 46. Rc6 Nf5
47. Bb6 Qe7 48. Bxa6 Qe1+ 49. Bf1 Qd2 50. Rc4 Re1 51. Re4 Ba1 52. Qe2 Qxd5 53.
Qc4 Qb7 54. Be3 Kg7 55. Qc2 Qb5 56. Qc4 Qa5 57. Qb4 Qd5 58. Qc4 Qd1 59. Qe2
Qxe2 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "2"]
[White "Hoeksema, Erik"]
[Black "Van der Werf, Mark"]
[Result "1/2-1/2"]
[ECO "A70"]
[PlyCount "40"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. h3
O-O 9. Bd3 Re8 10. O-O c4 11. Bc2 b5 12. a3 Na6 13. Re1 b4 14. axb4 Nxb4 15.
Bb1 Nd7 16. Be3 a5 17. Qa4 Bb7 18. Rd1 Qc8 19. Qb5 Ba6 20. Qa4 Bb7 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "2"]
[White "Kamstra, Cor"]
[Black "Bartels, Hans"]
[Result "0-1"]
[ECO "D58"]
[PlyCount "64"]
[EventDate "1990.??.??"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4 b6 8. Rb1
Nbd7 9. cxd5 Nxd5 10. Bxe7 Qxe7 11. Nxd5 exd5 12. b4 c5 13. bxc5 bxc5 14. Bd3
c4 15. Bc2 Ba6 16. O-O Rab8 17. Bf5 Rxb1 18. Bxb1 Rb8 19. Qa4 Qd6 20. Ne5 Nxe5
21. dxe5 Qb6 22. h4 c3 23. Rd1 Qxb1 24. Rxb1 Rxb1+ 25. Kh2 Bd3 26. e6 fxe6 27.
Qc6 c2 28. Qxe6+ Kh7 29. f4 c1=Q 30. f5 Qh1+ 31. Kg3 Qe1+ 32. Kh3 Rb6 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "2"]
[White "Klarenbeek, Hans"]
[Black "Riemersma, Liafbern"]
[Result "1-0"]
[ECO "E94"]
[PlyCount "69"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Na6 8. Re1
c6 9. Bf1 Qb6 10. h3 Re8 11. d5 Nc5 12. Rb1 a5 13. b3 Bd7 14. a3 cxd5 15. cxd5
Rec8 16. Nd2 a4 17. Nxa4 Nxa4 18. bxa4 Qd4 19. Rb4 Bxa4 20. Qe2 Qc5 21. Rxb7
Bc2 22. Rb4 Qa7 23. Nc4 Bxe4 24. Be3 Qe7 25. Nb6 Bxd5 26. Nxc8 Rxc8 27. Rc1 Ra8
28. a4 Be6 29. Rcb1 Qd8 30. Qb2 Nd7 31. Bb5 Nc5 32. Bc6 Nd3 33. Qd2 Nxb4 34.
Bxa8 Qxa8 35. Qxb4 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "2"]
[White "Krudde, Fitzgerald"]
[Black "Van der Linde, Meindert"]
[Result "1/2-1/2"]
[ECO "D36"]
[PlyCount "93"]
[EventDate "1990.??.??"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Be7 5. cxd5 exd5 6. Bg5 c6 7. Qc2 O-O 8. e3
Ne4 9. Bxe7 Qxe7 10. Bd3 Bf5 11. O-O Nd7 12. Rab1 Rfe8 13. b4 Rac8 14. Rfc1
Nxc3 15. Qxc3 Be4 16. Nd2 Qg5 17. Nxe4 dxe4 18. Bc4 Nb6 19. Bb3 g6 20. Qc5 Qe7
21. Qxe7 Rxe7 22. h4 Ra8 23. Bd1 f6 24. b5 cxb5 25. Rxb5 Rc8 26. Rxc8+ Nxc8 27.
Rc5 Nd6 28. g4 Kf7 29. Kg2 b6 30. Bb3+ Ke8 31. Rc6 Kd7 32. Bd5 Re8 33. Kg3 h6
34. Kf4 g5+ 35. hxg5 hxg5+ 36. Kg3 Rd8 37. Rc1 Rh8 38. Bc6+ Ke7 39. Ba4 Rc8 40.
Rh1 b5 41. Rh7+ Kd8 42. Bb3 a5 43. Bd5 a4 44. Rh6 Ke7 45. Rh7+ Kd8 46. Rh6 Ke7
47. Rh7+ 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "2"]
[White "Langeweg, Kick"]
[Black "Timmerman, Gert"]
[Result "1/2-1/2"]
[ECO "A81"]
[PlyCount "39"]
[EventDate "1990.??.??"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. O-O O-O 6. Nbd2 d5 7. Ne5 c6 8. c4
Be6 9. Qb3 Qc8 10. Qc2 Nbd7 11. Ndf3 Ne4 12. cxd5 Bxd5 13. Nd3 Qd8 14. Nfe5 Kh8
15. Bf4 Ndf6 16. f3 Nd6 17. b3 Qb6 18. Nc5 Rad8 19. Kh1 Bg8 20. Rad1 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "2"]
[White "Okkes, Menno"]
[Black "Duijn, Richard"]
[Result "1-0"]
[ECO "A40"]
[PlyCount "79"]
[EventDate "1990.??.??"]

1. c4 b6 2. d4 e6 3. Nc3 Bb7 4. d5 Bb4 5. Bd2 exd5 6. Nxd5 Bxd2+ 7. Qxd2 Bxd5
8. cxd5 Nf6 9. g3 Qe7 10. Bg2 d6 11. Rc1 a5 12. Qc2 Ra7 13. e3 O-O 14. Ne2 Nfd7
15. Nd4 Nc5 16. O-O Ra8 17. b3 Nba6 18. a3 Qg5 19. Rb1 Qg6 20. Rfc1 Rfe8 21.
Qxg6 hxg6 22. Bf1 a4 23. b4 Nb3 24. Nxb3 axb3 25. Rxb3 c5 26. dxc6 Nc7 27. Rd1
Re6 28. b5 Kf8 29. Ra1 Re4 30. Rd1 Ke7 31. Rb4 f5 32. Rxe4+ fxe4 33. Bg2 Ra4
34. Rd4 Rxd4 35. exd4 Nxb5 36. Bxe4 Nxd4 37. f4 g5 38. fxg5 Nb5 39. h4 Nxa3 40.
Bd3 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "2"]
[White "Peek, Marcel"]
[Black "Tiggelman, Rene"]
[Result "1-0"]
[ECO "E91"]
[PlyCount "173"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Bg4 7. Be3 Nfd7 8. Ng1
Bxe2 9. Ngxe2 e5 10. O-O Na6 11. Rc1 exd4 12. Nxd4 Re8 13. Qd2 Ne5 14. b3 Nc5
15. h3 a5 16. Rcd1 a4 17. Qc2 axb3 18. axb3 Qh4 19. f4 Nc6 20. Nf3 Nb4 21. Qb1
Qe7 22. e5 dxe5 23. fxe5 Nd7 24. Bg5 Qc5+ 25. Kh1 Nxe5 26. Ne4 Qa5 27. Nf6+
Bxf6 28. Bxf6 Nxf3 29. Rxf3 Qh5 30. Bc3 Nc6 31. Rd5 Qh4 32. Qf1 f5 33. Qd3 Re7
34. Rd7 Rae8 35. Qd5+ Kf8 36. b4 Qe4 37. Qxe4 Rxe4 38. Rxh7 Rxc4 39. Bf6 Re6
40. Bg5 Rxb4 41. Rxc7 Ne7 42. Rd3 Rb1+ 43. Kh2 Rbe1 44. Rc8+ Kf7 45. Rd7 b6 46.
Rb7 b5 47. Rxb5 R1e5 48. Rb7 Re4 49. Rd8 Re2 50. Rh8 R6e4 51. Rb6 Nd5 52. Rh7+
Kg8 53. Rbb7 Nf4 54. Rhg7+ Kh8 55. Bxf4 Rxf4 56. Rgc7 Rfe4 57. Rh7+ Kg8 58.
Rhg7+ Kh8 59. Rxg6 Re7 60. Rxe7 Rxe7 61. Kg3 Re1 62. Kf2 Re5 63. Kf3 Kh7 64.
Rg5 Kh6 65. h4 Ra5 66. g3 Ra3+ 67. Kf4 Ra4+ 68. Kxf5 Ra5+ 69. Kg4 Ra4+ 70. Kh3
Ra3 71. Rb5 Rc3 72. h5 Rc1 73. Kh4 Rc4+ 74. g4 Rc1 75. Rb6+ Kh7 76. Rb7+ Kh8
77. h6 Rc5 78. g5 Rc4+ 79. Kh5 Rc5 80. Re7 Kg8 81. Kg6 Rc6+ 82. Kf5 Rc5+ 83.
Kf6 Rc6+ 84. Re6 Rc8 85. Rd6 Kh8 86. g6 Kg8 87. Ke7 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "2"]
[White "Peelen, Piet"]
[Black "Van Dijken, Rex"]
[Result "1-0"]
[ECO "B08"]
[PlyCount "77"]
[EventDate "1990.??.??"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. h3 O-O 6. Be3 a6 7. a4 d5 8. exd5
Nxd5 9. Nxd5 Qxd5 10. c3 Nc6 11. Be2 Bf5 12. O-O Rad8 13. Rc1 Qa2 14. Nd2 Qd5
15. Nb3 e5 16. c4 Qd7 17. d5 Ne7 18. g4 Qxa4 19. gxf5 Nxf5 20. Nc5 Qe8 21. Bg5
f6 22. Bd2 Rd6 23. Nxb7 Rb6 24. Nc5 Rxb2 25. Bc3 Rb6 26. Ba5 Rb2 27. Ne6 Rf7
28. Bg4 Nh4 29. Nxg7 Rxg7 30. Be6+ Kh8 31. Qg4 g5 32. Rb1 h5 33. Qg3 Rxb1 34.
Rxb1 Qa4 35. Qd3 Re7 36. Rb8+ Kg7 37. Rg8+ Kh6 38. Rh8+ Kg7 39. Qh7# 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "2"]
[White "Theulings, Paul-Peter"]
[Black "Reinderman, Dimitri"]
[Result "1/2-1/2"]
[ECO "E69"]
[PlyCount "107"]
[EventDate "1990.??.??"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. d4 c6 7. O-O Qa5 8. h3 e5
9. e4 Nbd7 10. Re1 exd4 11. Nxd4 Nb6 12. Bf1 Re8 13. Bf4 Qh5 14. Bxd6 Bxh3 15.
Qxh5 Nxh5 16. Bxh3 Bxd4 17. c5 Nc4 18. Rad1 Be5 19. Bxe5 Nxe5 20. Kg2 Rad8 21.
Rd6 Nc4 22. Rxd8 Rxd8 23. Rd1 Rxd1 24. Nxd1 Nf6 25. Bc8 b6 26. Ba6 Ne5 27. f4
Ned7 28. cxb6 axb6 29. Bb7 Nb8 30. Nc3 Kf8 31. a4 Ke7 32. b4 Kd8 33. a5 bxa5
34. bxa5 Kc7 35. a6 Nfd7 36. Na4 Nf8 37. Nc5 Kb6 38. Na4+ Ka7 39. Nc5 Kb6 40.
Bc8 Ne6 41. Nxe6 fxe6 42. Bxe6 Nxa6 43. Bg8 h6 44. Kf3 Nc5 45. e5 Kc7 46. Kg4
Nd7 47. Bf7 Nf8 48. f5 gxf5+ 49. Kxf5 c5 50. Bg8 Kd8 51. Ke4 Ke7 52. Kd5 h5 53.
Kxc5 h4 54. gxh4 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "2"]
[White "Van Mil, Johan"]
[Black "Welling, Gerard"]
[Result "1/2-1/2"]
[ECO "C11"]
[PlyCount "23"]
[EventDate "1990.??.??"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Nf3 Nd7 8.
Qd2 O-O 9. O-O-O b6 10. h4 Bb7 11. Qf4 c5 12. Bb5 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "2"]
[White "Van de Oudeweetering, Arthur"]
[Black "Pieterse, Gert"]
[Result "1/2-1/2"]
[ECO "E94"]
[PlyCount "68"]
[EventDate "1990.??.??"]

1. e4 c6 2. c4 g6 3. d4 Bg7 4. Nc3 d6 5. Be2 e5 6. Nf3 Nd7 7. O-O Ngf6 8. Be3
O-O 9. d5 c5 10. Ne1 a6 11. Rb1 Kh8 12. Nd3 Ng8 13. Qd2 b6 14. a3 Ra7 15. b4 f5
16. exf5 gxf5 17. f4 e4 18. Nf2 Ndf6 19. bxc5 bxc5 20. Kh1 h5 21. Nh3 Ng4 22.
Bxg4 hxg4 23. Ng5 Qf6 24. Ne2 Nh6 25. g3 Nf7 26. Kg2 Kg8 27. Rh1 Re8 28. Rb6
Rb7 29. Rxb7 Bxb7 30. Rb1 Bc8 31. Qa5 Qd8 32. Qxd8 Nxd8 33. Rb6 Bf8 34. Bd2 Nf7
1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "2"]
[White "Visser, Yge"]
[Black "Vanheste, Jeroen"]
[Result "0-1"]
[ECO "C00"]
[PlyCount "80"]
[EventDate "1990.??.??"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Nc6 5. c3 a5 6. Be2 e5 7. O-O Be7 8. Qc2
O-O 9. Re1 Re8 10. Bf1 Bf8 11. b3 d4 12. Bb2 dxc3 13. Qxc3 Bb4 14. Qc2 Qe7 15.
Rec1 Ba3 16. Bxa3 Qxa3 17. d4 exd4 18. Bb5 Bd7 19. Bxc6 Bxc6 20. e5 Nd7 21.
Nxd4 Nxe5 22. Nc4 Nxc4 23. Qxc4 Bd7 24. Nb5 Bxb5 25. Qxb5 Qb4 26. Qxb4 axb4 27.
g3 Rac8 28. Rc5 b6 29. Rc6 Re6 30. Rxe6 fxe6 31. Rd1 Kf7 32. Rd7+ Kf6 33. Kf1
c5 34. Rb7 Ra8 35. Rxb6 Rxa2 36. Rc6 Rc2 37. Rc7 h5 38. h4 g6 39. f3 c4 40.
bxc4 b3 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.11.03"]
[Round "2"]
[White "Zagema, Wieb"]
[Black "Van Wely, Loek"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2330"]
[BlackElo "2400"]
[PlyCount "111"]
[EventDate "1990.??.??"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 O-O 6. Nge2 Nbd7 7. O-O c5 8. h3
Rb8 9. Be3 b6 10. a4 a6 11. g4 cxd4 12. Bxd4 Bb7 13. Ng3 Bh6 14. Qe2 e5 15. Be3
Bxe3 16. Qxe3 Nc5 17. f4 Ne6 18. fxe5 dxe5 19. Rad1 Qe7 20. Nd5 Nxd5 21. exd5
Qc5 22. Qxc5 Nxc5 23. Rde1 Nxa4 24. Rxe5 Nxb2 25. Re7 Kg7 26. Ne2 Na4 27. Nd4
Nc5 28. Nc6 Rbe8 29. Rfxf7+ Rxf7 30. Rxe8 Bxc6 31. dxc6 Kf6 32. h4 g5 33. Bd5
Rc7 34. h5 h6 35. c4 a5 36. Rb8 a4 37. Rxb6 a3 38. Rb1 Ke7 39. Ra1 Ra7 40. Ra2
Nd3 41. c5 Nb4 42. Re2+ Kd8 43. Bc4 a2 44. Bxa2 Nxa2 45. c7+ Kxc7 46. Re7+ Kb8
47. Re8+ Kb7 48. Re7+ Ka6 49. Re6+ Kb5 50. Rxh6 Ra4 51. Rg6 Rxg4+ 52. Kf2 Nc3
53. h6 Kxc5 54. h7 Rh4 55. Rxg5+ Kd4 56. Rg7 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "3"]
[White "Bartels, Hans"]
[Black "Langeweg, Kick"]
[Result "0-1"]
[ECO "A28"]
[PlyCount "66"]
[EventDate "1990.??.??"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d3 Bb4 5. Bd2 Qe7 6. e3 Bxc3 7. Bxc3 O-O 8.
Be2 d5 9. cxd5 Nxd5 10. O-O Kh8 11. Qb3 Nb6 12. Qc2 f6 13. a3 Bf5 14. b4 a6 15.
Nd2 Rad8 16. Ne4 Bc8 17. Bb2 f5 18. Nc5 Rd6 19. Bf3 Rh6 20. g3 f4 21. exf4 exf4
22. Rfe1 Qf7 23. Qc3 Rg6 24. Bg2 f3 25. Bf1 Nd5 26. Qb3 b6 27. Ne4 Be6 28. Qc2
Qd7 29. Rac1 Bh3 30. Nd2 Bxf1 31. Rxf1 Qh3 32. Nxf3 Rxf3 33. Qc4 Nf4 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "3"]
[White "Den Broeder, Guido"]
[Black "Kamstra, Cor"]
[Result "1/2-1/2"]
[ECO "B06"]
[PlyCount "83"]
[EventDate "1990.??.??"]

1. e4 g6 2. d4 Bg7 3. Bc4 c6 4. Bb3 d5 5. exd5 cxd5 6. Nf3 Nc6 7. O-O Nf6 8. c3
O-O 9. Re1 Bf5 10. Nbd2 Na5 11. Ba4 a6 12. Qe2 b5 13. Bd1 Re8 14. Ne5 Nc4 15.
a4 Qb6 16. Ndxc4 dxc4 17. Qf3 Rac8 18. a5 Qd6 19. Bf4 Nd5 20. g4 Nxf4 21. gxf5
g5 22. Bc2 f6 23. Ng4 h5 24. Ne3 g4 25. Qe4 Bh6 26. Kh1 Kh7 27. Ng2 Nh3 28. Re2
b4 29. Ba4 Rg8 30. Qxe7+ Qxe7 31. Rxe7+ Rg7 32. Re2 bxc3 33. bxc3 Rb8 34. Be8
Nxf2+ 35. Kg1 Nh3+ 36. Kf1 Rb3 37. Bg6+ Kh8 38. Re8+ Rg8 39. Re7 Rg7 40. Re8+
Rg8 41. Re7 Rg7 42. Re8+ 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "3"]
[White "Duijn, Richard"]
[Black "Bos, Niels"]
[Result "1/2-1/2"]
[ECO "E18"]
[PlyCount "14"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 c5 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "3"]
[White "Kuijf, Nico"]
[Black "Reinderman, Dimitri"]
[Result "1-0"]
[ECO "A44"]
[PlyCount "119"]
[EventDate "1990.??.??"]

1. d4 c5 2. d5 e5 3. e4 d6 4. Nc3 g6 5. Nf3 Bg7 6. Be2 Nf6 7. Nd2 O-O 8. a4
Nbd7 9. Nc4 Ne8 10. h4 Nb6 11. Ne3 f5 12. h5 f4 13. Ng4 Qg5 14. hxg6 Qxg6 15.
Bf3 Bd7 16. Qe2 Rb8 17. Bd2 Nc4 18. Qxc4 Bxg4 19. Bxg4 Qxg4 20. Rh2 Rf6 21. Qf1
Rg6 22. Qh1 Nf6 23. f3 Qd7 24. Qf1 Ne8 25. Qb5 Qe7 26. Qc4 Rd8 27. Rb1 Qg5 28.
Ne2 Rh6 29. Rxh6 Qxh6 30. Ng1 Bf6 31. Nh3 Rc8 32. Qb5 Qg7 33. Kf1 Bh4 34. b4 c4
35. Qa5 c3 36. Be1 Bxe1 37. Rxe1 b6 38. Qb5 Nf6 39. Ra1 Kh8 40. a5 Rg8 41. Qe2
Nh5 42. Qf2 Ng3+ 43. Kg1 Qd7 44. axb6 axb6 45. Qxb6 Nxe4 46. fxe4 Qxh3 47. Qf2
Qh5 48. Rf1 Qe8 49. Qe2 Qa4 50. b5 Qd4+ 51. Kh2 Qb6 52. Rf3 Rc8 53. Rh3 Qb7 54.
Qh5 Rg8 55. Qh6 Qe7 56. Rxc3 Qf7 57. b6 f3 58. Rxf3 Qd7 59. Qf6+ Rg7 60. Rg3
1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "3"]
[White "Los, Sander"]
[Black "Van Mil, Johan"]
[Result "0-1"]
[ECO "B46"]
[PlyCount "88"]
[EventDate "1990.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be2 Nge7 7. O-O Nxd4 8.
Qxd4 Nc6 9. Qe3 Qc7 10. Kh1 Be7 11. f4 b5 12. Bf3 Bb7 13. e5 O-O 14. Qf2 f6 15.
exf6 Bxf6 16. Ne4 Nb4 17. Be3 Be7 18. Rad1 Nd5 19. g3 Rac8 20. c3 e5 21. Ng5
Nxe3 22. Qxe3 Bxg5 23. fxg5 Rxf3 24. Rxf3 Rf8 25. Rdf1 Qc6 26. Kg2 Rxf3 27.
Rxf3 Qxf3+ 28. Qxf3 Bxf3+ 29. Kxf3 Kf7 30. a4 Ke6 31. axb5 axb5 32. g4 d5 33.
b4 Kf7 34. Ke3 Kg6 35. h4 Kf7 36. Kf3 Ke7 37. Ke3 Ke8 38. Kf3 Kd7 39. Ke3 Kd8
40. Kd3 Ke7 41. Ke3 Kd6 42. Kf3 e4+ 43. Kf4 Ke6 44. g6 hxg6 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "3"]
[White "Peelen, Piet"]
[Black "Zagema, Wieb"]
[Result "1-0"]
[ECO "A46"]
[PlyCount "151"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. Nf3 b5 3. Bf4 e6 4. e3 a6 5. a4 bxa4 6. c3 c5 7. Qxa4 Qb6 8. Nbd2
cxd4 9. Nc4 Qb7 10. Nxd4 Nd5 11. Nb5 axb5 12. Qxa8 Nxf4 13. Ra7 Qxa8 14. Rxa8
bxc4 15. Rxb8 Kd8 16. exf4 Kc7 17. Ra8 Bb7 18. Ra2 g6 19. Ra4 d5 20. Be2 Bd6
21. g3 Bc6 22. Ra7+ Kb6 23. Rxf7 Be8 24. Rf6 Kc6 25. O-O Bd7 26. Ra1 Rb8 27.
Ra6+ Kc5 28. Ra5+ Kc6 29. Ra6+ Kc5 30. Ra5+ Kc6 31. Ra2 Bc5 32. Rf7 h6 33. Rf6
d4 34. Bxc4 dxc3 35. bxc3 Kd6 36. Ra6+ Ke7 37. Rxg6 Rb2 38. Rgxe6+ Bxe6 39.
Rxe6+ Kd7 40. Re2 Rb1+ 41. Kg2 Rc1 42. Rd2+ Kc7 43. Rd5 Bb6 44. Bb5 Rxc3 45.
Rd7+ Kc8 46. Rd6 Kc7 47. Rxh6 Rc2 48. Rxb6 Kxb6 49. Bd3 Rd2 50. Be4 Kc5 51. h4
Kd4 52. Bf5 Rb2 53. h5 Rb5 54. g4 Kd5 55. h6 Kd6 56. Bd3 Rb8 57. Bc4 Ke7 58. h7
Kf6 59. g5+ Kg7 60. h8=Q+ Kxh8 61. Kg3 Rb4 62. Bf7 Rb7 63. Bh5 Rb3+ 64. f3 Rb1
65. f5 Rb4 66. f6 Kg8 67. Bg6 Ra4 68. f4 Ra6 69. Kg4 Rb6 70. Bd3 Rc6 71. Be4
Ra6 72. Kf5 Ra5+ 73. Ke6 Kh8 74. g6 Ra6+ 75. Ke5 Ra5+ 76. Bd5 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "3"]
[White "Pieterse, Gert"]
[Black "Bertholee, Rob"]
[Result "1-0"]
[ECO "A40"]
[PlyCount "124"]
[EventDate "1990.??.??"]

1. d4 e6 2. c4 Bb4+ 3. Nd2 Nf6 4. a3 Be7 5. e4 Nc6 6. Ngf3 d6 7. Bd3 a5 8. O-O
e5 9. d5 Nb8 10. c5 O-O 11. Nc4 Nbd7 12. cxd6 cxd6 13. Qc2 a4 14. Bd2 Nc5 15.
Bb4 Nb3 16. Rae1 Nh5 17. Ncd2 Bg4 18. Nxb3 axb3 19. Qd1 Nf4 20. h3 Bh5 21. Kh2
Qd7 22. Bb1 g5 23. Qxb3 g4 24. Ng1 gxh3 25. Nxh3 Bf6 26. Qg3+ Kh8 27. Nxf4 exf4
28. Qxf4 Be5 29. Bc3 f6 30. Bxe5 fxe5 31. Qh4 Bf3 32. Qh3 Qe7 33. Re3 Rf4 34.
Kg1 Raf8 35. Rxf3 Rxf3 36. gxf3 Qg5+ 37. Kh1 Qd2 38. Rg1 Qxf2 39. Qg3 Qxf3+ 40.
Qxf3 Rxf3 41. Bc2 Rf2 42. Rg2 Rf1+ 43. Kh2 h5 44. Kg3 Kg7 45. Kh4+ Kh6 46. Kg3
Kg5 47. Bd3 Rf4 48. Kh2+ Kh4 49. a4 b6 50. b4 Rf3 51. Rd2 Rh3+ 52. Kg2 Rg3+ 53.
Kf2 Kg4 54. Be2+ Kf4 55. Rd3 Rg7 56. Bf3 Rc7 57. Ra3 h4 58. Kg2 Rc2+ 59. Kh3
Rf2 60. a5 bxa5 61. bxa5 Rf1 62. a6 Rh1+ 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "3"]
[White "Riemersma, Liafbern"]
[Black "Okkes, Menno"]
[Result "1-0"]
[ECO "C91"]
[PlyCount "51"]
[EventDate "1990.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4
d6 9. c3 Bg4 10. d5 Na5 11. Bc2 c6 12. h3 Bh5 13. dxc6 Qc7 14. Nbd2 Nxc6 15.
Nf1 Rad8 16. Ne3 d5 17. Nxd5 Nxd5 18. exd5 f5 19. Qe2 e4 20. dxc6 Bc5 21. Bg5
Rde8 22. Qd2 exf3 23. Qd5+ Qf7 24. Qxc5 Qg6 25. Rxe8 Rxe8 26. Bxf5 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "3"]
[White "Theulings, Paul-Peter"]
[Black "Visser, Yge"]
[Result "0-1"]
[ECO "E69"]
[PlyCount "72"]
[EventDate "1990.??.??"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. d4 c6 7. O-O Nbd7 8. h3
e5 9. e4 Qb6 10. Re1 exd4 11. Nxd4 Ne8 12. Nb3 Ne5 13. c5 dxc5 14. Be3 Be6 15.
Nxc5 Nc4 16. N3a4 Nxe3 17. Nxb6 Nxd1 18. Nxa8 Nxf2 19. e5 Nxh3+ 20. Bxh3 Bxh3
21. Nxb7 Bh6 22. Rad1 Bg5 23. Nc5 Ng7 24. Nc7 Bg4 25. Rd4 h5 26. Ra4 Bd2 27.
Ree4 Bf3 28. e6 Bxe4 29. e7 Be3+ 30. Kh2 Rc8 31. Nxe4 Rxc7 32. Nf6+ Kh8 33. Re4
Bg5 34. e8=Q+ Nxe8 35. Rxe8+ Kg7 36. Ne4 Re7 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "3"]
[White "Tiggelman, Rene"]
[Black "Krudde, Fitzgerald"]
[Result "0-1"]
[ECO "D41"]
[PlyCount "48"]
[EventDate "1990.??.??"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8.
cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Be2 Qd6 12. O-O Rd8 13. Qe3 Nc6 14.
Rfd1 Bd7 15. Rab1 b6 16. e5 Qe7 17. Ng5 Nb4 18. Rxb4 Qxb4 19. Qe4 h6 20. Qh7+
Kf8 21. Nxf7 Ba4 22. Rf1 Bc2 23. Qh8+ Kxf7 24. Bh5+ Bg6 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "3"]
[White "Timmerman, Gert"]
[Black "Van de Oudeweetering, Arthur"]
[Result "1-0"]
[ECO "B33"]
[PlyCount "79"]
[EventDate "1990.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8.
Bg5 a6 9. Na3 b5 10. Bxf6 gxf6 11. Nd5 Bg7 12. Bd3 Ne7 13. Nxe7 Qxe7 14. c4 f5
15. O-O O-O 16. Re1 fxe4 17. Bxe4 Rb8 18. cxb5 axb5 19. Qd3 f5 20. Bd5+ Kh8 21.
Nxb5 e4 22. Qb3 Qf6 23. Re2 Qh4 24. a4 Be5 25. g3 Qh3 26. f4 exf3 27. Qxf3 f4
28. Nxd6 Bd4+ 29. Kh1 Bg4 30. Qd3 Bg7 31. Rf2 fxg3 32. Qxg3 Qxg3 33. Rxf8+ Bxf8
34. Nf7+ Kg7 35. hxg3 Rxb2 36. Ne5 Bc8 37. Rf1 Bb4 38. Nd3 Rd2 39. Nxb4 Rd4 40.
Rf4 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "3"]
[White "Van Dijken, Rex"]
[Black "Van der Linde, Meindert"]
[Result "0-1"]
[ECO "E12"]
[PlyCount "82"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qc2 Nxc3 8.
bxc3 c5 9. e3 Nd7 10. Bd3 cxd4 11. cxd4 Rc8 12. Qb1 Bd6 13. e4 h6 14. O-O O-O
15. Bb2 Re8 16. Qd1 a6 17. Qe2 e5 18. Bxa6 Bxa6 19. Qxa6 exd4 20. Qd3 Nc5 21.
Qxd4 Bf8 22. Rad1 Qxd4 23. Rxd4 Rxe4 24. Rxe4 Nxe4 25. a4 Rc4 26. Bd4 Bc5 27.
Bxc5 Nxc5 28. Ne5 Rxa4 29. Rd1 Re4 30. Nf3 g6 31. Kf1 b5 32. Rb1 b4 33. Nd2 Rd4
34. Ke2 Kg7 35. Rc1 Rxd2+ 36. Kxd2 Nb3+ 37. Kc2 Nxc1 38. Kxc1 Kf6 39. Kb2 Ke5
40. Kb3 Kd4 41. Kxb4 g5 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.11.04"]
[Round "3"]
[White "Van Wely, Loek"]
[Black "Hoeksema, Erik"]
[Result "1/2-1/2"]
[ECO "E20"]
[WhiteElo "2400"]
[BlackElo "2365"]
[PlyCount "41"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 c5 5. Nf3 cxd4 6. Nxd4 Ne4 7. Qd3 Bxc3+ 8.
bxc3 Nc5 9. Qd2 b6 10. Bg2 Bb7 11. Bxb7 Nxb7 12. Ba3 Na6 13. Nf5 Qf6 14. Nd6+
Nxd6 15. Bxd6 Nc5 16. Qe3 Rc8 17. Rd1 Nb7 18. Be5 Qg6 19. Qd4 O-O 20. O-O Na5
21. Qxd7 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "3"]
[White "Van der Werf, Mark"]
[Black "Peek, Marcel"]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "147"]
[EventDate "1990.??.??"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 e6 6. cxd4 b6 7. Nc3 Nxc3 8.
bxc3 Qc7 9. Be2 d6 10. O-O Nd7 11. Bf4 Bb7 12. Re1 dxe5 13. Nxe5 Nxe5 14. Bb5+
Bc6 15. Bxe5 Bd6 16. Qf3 Rc8 17. Bxc6+ Qxc6 18. Qxc6+ Rxc6 19. d5 Bxe5 20. dxc6
Bxc3 21. c7 Ke7 22. Rac1 Bxe1 23. c8=Q Rxc8 24. Rxc8 f5 25. Rc7+ Kf6 26. Rxa7
Bc3 27. Rd7 Bb4 28. f3 h5 29. Kf2 Bc5+ 30. Ke2 g5 31. Rh7 Kg6 32. Rh8 Bd4 33.
Rg8+ Kf6 34. h3 h4 35. a4 Bg1 36. Kd3 Bf2 37. Kc4 Be3 38. Kd3 Bf2 39. Rc8 Ke5
40. Rc2 Bd4 41. Rc4 Bf2 42. Rb4 Bg1 43. Rb1 Bf2 44. Rf1 Bc5 45. Re1+ Kd5 46.
Rc1 Bf2 47. Rc4 Ke5 48. Rc8 Kf4 49. Ke2 Bd4 50. Rg8 Bg1 51. Rg6 e5 52. Rf6 e4
53. fxe4 Kxe4 54. Rc6 Kf4 55. Rc1 Bd4 56. Rc4 Ke4 57. Rc6 Kf4 58. Rc4 Ke4 59.
Rb4 Ke5 60. Kf3 Kd5 61. Rb5+ Bc5 62. a5 bxa5 63. Rxa5 Kd4 64. Ke2 Kc4 65. Kd1
Kd4 66. Kc2 Kc4 67. Kd1 Kd4 68. Kc1 Kd5 69. Kd2 Kd4 70. Rb5 Kc4 71. Rb7 Kd5 72.
Rg7 Ke4 73. Ke2 Kf4 74. Rc7 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "3"]
[White "Vanheste, Jeroen"]
[Black "Klarenbeek, Hans"]
[Result "1/2-1/2"]
[ECO "E11"]
[PlyCount "35"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Qe7 5. Nf3 Nc6 6. Nc3 d5 7. cxd5 exd5 8.
Bg2 O-O 9. O-O Bg4 10. Bg5 Rad8 11. h3 Bxf3 12. Bxf3 Bxc3 13. bxc3 h6 14. Bxf6
Qxf6 15. Rb1 b6 16. Qd3 Na5 17. Rfe1 Qe6 18. g4 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "3"]
[White "Welling, Gerard"]
[Black "Boersma, Paul"]
[Result "1/2-1/2"]
[ECO "B07"]
[PlyCount "28"]
[EventDate "1990.??.??"]

1. d4 d6 2. e4 g6 3. c3 Nf6 4. Nd2 Bg7 5. Ngf3 O-O 6. Be2 c5 7. dxc5 dxc5 8.
O-O Nc6 9. Qc2 Qc7 10. Re1 Bd7 11. a4 Ne5 12. Nc4 Nxf3+ 13. Bxf3 Ng4 14. g3 Ne5
1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "4"]
[White "Bertholee, Rob"]
[Black "Bartels, Hans"]
[Result "1-0"]
[ECO "A34"]
[PlyCount "77"]
[EventDate "1990.??.??"]

1. c4 c5 2. Nf3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc6 6. Nc3 Nc7 7. O-O g6 8. d3
Bg7 9. Be3 b6 10. Qa4 Bd7 11. Ng5 Ne5 12. Qb3 h6 13. Bxa8 Qxa8 14. Nf3 Nxf3+
15. exf3 O-O 16. Ne4 Kh7 17. Rfe1 Bc6 18. a4 Bd5 19. Qc2 Ne6 20. a5 Qb7 21.
axb6 axb6 22. Nd2 f5 23. f4 Nd4 24. Bxd4 Bxd4 25. Nc4 Bf3 26. Re6 b5 27. Na5
Qd7 28. Rae1 Rf7 29. Nb3 Bd5 30. Nxd4 cxd4 31. R6e5 e6 32. Qc5 Qb7 33. Qxd4 Rc7
34. R5e2 Bf3 35. Rxe6 Bh1 36. f3 Bxf3 37. Qf6 Qa7+ 38. d4 Be4 39. Qxg6+ 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "4"]
[White "Boersma, Paul"]
[Black "Kuijf, Nico"]
[Result "1/2-1/2"]
[ECO "D43"]
[PlyCount "82"]
[EventDate "1990.??.??"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 h6 6. Bxf6 Qxf6 7. e3 Nd7 8. Bd3
Bb4 9. O-O O-O 10. e4 dxc4 11. e5 Qd8 12. Bxc4 c5 13. Qb3 cxd4 14. Qxb4 dxc3
15. Qxc3 Nb6 16. Bd3 Bd7 17. Be4 Bb5 18. Rfd1 Qe7 19. Rd6 Rfc8 20. Qa5 Bc4 21.
h4 Bd5 22. Bxd5 Nxd5 23. Re1 Rc4 24. Qb5 Rc7 25. g3 Rac8 26. Nd4 Rc4 27. Nf5
Qc7 28. Rd7 a6 29. Rxc7 axb5 30. Rxc8+ Rxc8 31. Nd6 Rc2 32. b3 Nc3 33. Nxb7
Nxa2 34. Rd1 Rc1 35. Rxc1 Nxc1 36. Nc5 g5 37. hxg5 hxg5 38. Kf1 Kg7 39. Ke1 Kg6
40. Kd2 Na2 41. g4 Nb4 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "4"]
[White "Bos, Niels"]
[Black "Den Broeder, Guido"]
[Result "1-0"]
[ECO "B07"]
[PlyCount "89"]
[EventDate "1990.??.??"]

1. e4 d6 2. d4 Nf6 3. Bd3 e5 4. c3 g6 5. f4 Bg7 6. Nf3 Nc6 7. fxe5 dxe5 8. d5
Nb8 9. O-O O-O 10. Qe1 Nbd7 11. c4 a5 12. Nc3 Nc5 13. Bc2 Qe7 14. Qh4 Re8 15.
Bg5 Ncd7 16. Kh1 Qb4 17. Rab1 a4 18. Nd2 Nh5 19. Nb5 Qc5 20. Rf3 Nf8 21. Rbf1
f6 22. Be3 Qe7 23. c5 Qd7 24. Bd3 c6 25. Nd6 Re7 26. N2c4 Qg4 27. Qf2 cxd5 28.
h3 Qxf3 29. Qxf3 dxc4 30. Bxc4+ Be6 31. Rd1 a3 32. b3 Bxc4 33. Nxc4 Ne6 34. g4
Nhf4 35. Bxf4 Nxf4 36. Nb6 Rae8 37. b4 Kf7 38. Qxa3 Ne6 39. Qb3 Bh6 40. a4 Kg7
41. Rd7 Rxd7 42. Nxd7 Nf4 43. b5 Rc8 44. c6 bxc6 45. b6 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "4"]
[White "Duijn, Richard"]
[Black "Van Dijken, Rex"]
[Result "1-0"]
[ECO "A04"]
[PlyCount "117"]
[EventDate "1990.??.??"]

1. Nf3 f5 2. d3 Nf6 3. Bg5 Nc6 4. Nbd2 e5 5. e4 Be7 6. Nh4 f4 7. Bxf6 Bxf6 8.
Nhf3 d6 9. h4 O-O 10. Be2 Be6 11. h5 Qe7 12. Nh2 Rad8 13. Bg4 Bf7 14. Nhf3 a5
15. Nb1 Nb4 16. a3 Na6 17. Nc3 c6 18. Nd2 d5 19. Qe2 Nc5 20. b3 Na6 21. O-O Nc7
22. Nf3 Rfe8 23. Rfe1 b5 24. Qd2 Qc5 25. Re2 Qd6 26. Qe1 d4 27. Nb1 Ra8 28. a4
Qb4 29. Qc1 Ne6 30. g3 g5 31. hxg6 hxg6 32. Kg2 g5 33. Re1 Kg7 34. Qd2 Nc5 35.
Rh1 bxa4 36. bxa4 Nxa4 37. Bf5 Bg6 38. Bxg6 Kxg6 39. Qe2 Rh8 40. gxf4 gxf4 41.
Rxa4 Qb7 42. Rg1 Kf7 43. Nbd2 Ke6 44. Kf1 Qh7 45. Ng5+ Bxg5 46. Qg4+ Kf7 47.
Qxg5 Qh3+ 48. Qg2 Qxg2+ 49. Rxg2 Rhb8 50. Nc4 Kf6 51. Rh2 f3 52. Ra1 Rh8 53.
Kg1 Rag8+ 54. Kh1 Rxh2+ 55. Kxh2 Rg2+ 56. Kh3 Rg8 57. Rxa5 Rg2 58. Nxe5 Rxf2
59. Ng4+ 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "4"]
[White "Hoeksema, Erik"]
[Black "Krudde, Fitzgerald"]
[Result "1-0"]
[ECO "A31"]
[PlyCount "93"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 c5 7. O-O cxd4 8. Nxd4
Nc6 9. Nc2 b6 10. Be3 Bb7 11. Qd2 Rc8 12. f3 Qd7 13. Rfd1 Rfd8 14. Rac1 Qe8 15.
Bg5 Qf8 16. Nd5 Nd7 17. b4 f6 18. Be3 Qe8 19. Nf4 e6 20. Na3 Nde5 21. Nb5 Bf8
22. a3 Ba8 23. Qa2 Kf7 24. Nh3 Kg8 25. Qb2 Qe7 26. Rd2 Nf7 27. Rcd1 Nce5 28.
Qb3 g5 29. Nf2 Qb7 30. Nd4 Re8 31. h3 Qb8 32. Ng4 Nxg4 33. hxg4 d5 34. exd5
exd5 35. Nf5 Nd6 36. cxd5 Kf7 37. Nd4 Qb7 38. Ne6 Qd7 39. Bd4 Bxd5 40. Nxg5+
fxg5 41. Qxd5+ Re6 42. Qxg5 Bh6 43. Qh5+ Kg8 44. g5 Bf8 45. Bf6 Qe8 46. Qxe8
Nxe8 47. Bd3 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "4"]
[White "Kamstra, Cor"]
[Black "Theulings, Paul-Peter"]
[Result "1-0"]
[ECO "E30"]
[PlyCount "55"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 c5 5. d5 exd5 6. cxd5 d6 7. e3 Nbd7 8. Bd3
Qa5 9. Nge2 Nxd5 10. O-O c4 11. Bc2 Bxc3 12. bxc3 O-O 13. Ng3 Ne5 14. e4 Nxc3
15. Qe1 Nd3 16. Bxd3 Qxg5 17. Bxc4 Na4 18. Rc1 Qe7 19. f4 Nb6 20. Bb3 Be6 21.
f5 Bxb3 22. f6 Qe5 23. axb3 Rfc8 24. Rf5 Qd4+ 25. Kh1 Qb2 26. Rb1 Qc2 27. fxg7
Rc3 28. Rf2 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "4"]
[White "Klarenbeek, Hans"]
[Black "Timmerman, Gert"]
[Result "1/2-1/2"]
[ECO "E91"]
[PlyCount "94"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 Bg4 7. Be3 Nfd7 8. Ng1
Bxe2 9. Ngxe2 e5 10. O-O Nc6 11. d5 Ne7 12. b4 f5 13. f3 f4 14. Bf2 g5 15. c5
Nf6 16. Rc1 Rf7 17. cxd6 cxd6 18. a4 g4 19. a5 Bh6 20. Kh1 g3 21. Be1 gxh2 22.
Nb5 Ng6 23. Bf2 Nh5 24. Nxa7 Rg7 25. Bb6 Qg5 26. Rf2 Qf6 27. Rc8+ Rxc8 28. Nxc8
Bg5 29. Qa4 Kh8 30. Qe8+ Rg8 31. Qd7 Bh4 32. Nxd6 Bxf2 33. Nf7+ Kg7 34. Nd6+
Kh8 35. Bxf2 Ne7 36. Qh3 Ng3+ 37. Bxg3 fxg3 38. Qe6 Qxe6 39. dxe6 Nc6 40. Nf5
Re8 41. Nexg3 Rxe6 42. Ne3 Nxb4 43. Nc4 Nd3 44. Nf5 Rc6 45. Ncd6 Rc7 46. Kxh2
Nc1 47. Nb5 Rc5 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "4"]
[White "Langeweg, Kick"]
[Black "Peelen, Piet"]
[Result "1/2-1/2"]
[ECO "A48"]
[PlyCount "52"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. Be2 c5 6. c3 b6 7. h3 Ba6 8. Bxa6
Nxa6 9. O-O Qc8 10. Nbd2 Qb7 11. Qe2 Rfc8 12. a3 Nc7 13. Bg5 Ne6 14. Bxf6 Bxf6
15. Qd3 d6 16. Ne4 Bg7 17. d5 Nc7 18. Rad1 b5 19. h4 c4 20. Qd2 a5 21. h5 b4
22. hxg6 hxg6 23. Nfg5 Rab8 24. f4 f5 25. Qf2 Bh6 26. Qh4 Kg7 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "4"]
[White "Okkes, Menno"]
[Black "Los, Sander"]
[Result "1/2-1/2"]
[ECO "B44"]
[PlyCount "93"]
[EventDate "1990.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2
Be7 9. O-O O-O 10. Be3 b6 11. Nd2 Bb7 12. Qb3 Nd7 13. Rfd1 Bf6 14. Nf3 Qc7 15.
Qc2 Nce5 16. Nxe5 Bxe5 17. Rac1 Rac8 18. Qd2 Rfd8 19. f4 Bxc3 20. Qxc3 Bxe4 21.
Qd4 Qb7 22. Bf1 d5 23. a4 Nc5 24. cxd5 Rxd5 25. Qb4 Rxd1 26. Rxd1 Bd5 27. a5
bxa5 28. Qxa5 Nb3 29. Qxa6 Qxa6 30. Bxa6 Rc2 31. Bf1 Rxb2 32. Rd3 Rc2 33. f5
Kf8 34. fxe6 fxe6 35. Bf4 Ke7 36. Be5 g6 37. Rh3 h5 38. Rh4 Nd2 39. Bd3 Rc1+
40. Kf2 Nc4 41. Bf4 Rc3 42. Bg5+ Kd7 43. Bxg6 Ne5 44. Bxh5 Rc2+ 45. Be2 Bxg2
46. Rd4+ Ke8 47. Bd2 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.11.16"]
[Round "4"]
[White "Peek, Marcel"]
[Black "Van Wely, Loek"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "2365"]
[BlackElo "2400"]
[PlyCount "79"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. Bg5 h6 8. Bh4 c6
9. O-O Nbd7 10. d5 cxd5 11. cxd5 g5 12. Bg3 Nh5 13. Nd2 Nxg3 14. fxg3 Nf6 15.
Kh1 g4 16. Nc4 b5 17. Nxb5 Nxe4 18. Bd3 a6 19. Bxe4 axb5 20. Ne3 Ra4 21. Bf5
Qg5 22. Qe2 Rd4 23. Rac1 Bxf5 24. Rxf5 Qg6 25. Rcf1 b4 26. Qb5 h5 27. Nc2 Rf4
28. gxf4 Qxf5 29. Ne3 Qe4 30. Nc4 exf4 31. Nxd6 Qe5 32. Nc4 Qe2 33. Nd6 Qxb2
34. Nf5 Ra8 35. d6 f3 36. gxf3 Rxa2 37. Ne7+ Kh7 38. Qxh5+ Bh6 39. Qxf7+ Qg7
40. Qxa2 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "4"]
[White "Pieterse, Gert"]
[Black "Vanheste, Jeroen"]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "97"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. g3 d5 3. Bg2 c6 4. Nf3 Bf5 5. O-O Nbd7 6. b3 e6 7. Bb2 Be7 8. c4
O-O 9. Nc3 Ne4 10. Nd2 Nxc3 11. Bxc3 Nf6 12. e3 Bd6 13. Qe2 Qe7 14. Rad1 Rad8
15. e4 dxe4 16. Nxe4 Nxe4 17. Bxe4 Qf6 18. Bf3 Rd7 19. Kg2 Rfd8 20. Qe3 Qe7 21.
h4 h6 22. Rh1 Bg6 23. g4 f6 24. Be4 Bxe4+ 25. Qxe4 f5 26. gxf5 exf5 27. Qf3 Qe4
28. Qxe4 fxe4 29. Rhe1 Re7 30. d5 cxd5 31. Rxd5 Bc7 32. Rxd8+ Bxd8 33. Rd1 Bb6
34. h5 Rf7 35. Be1 e3 36. fxe3 Bxe3 37. Rd5 b6 38. a4 a5 39. c5 Bxc5 40. Bxa5
Rf2+ 41. Kg3 Rb2 42. Bd2 Rxb3+ 43. Kf4 Be7 44. Kf5 Kf7 45. a5 bxa5 46. Rxa5 Rh3
47. Kg4 Rh4+ 48. Kg3 Rd4 49. Bf4 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "4"]
[White "Reinderman, Dimitri"]
[Black "Tiggelman, Rene"]
[Result "1-0"]
[ECO "C17"]
[PlyCount "65"]
[EventDate "1990.??.??"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Bd7 6. Nb5 Bxd2+ 7. Qxd2 Bxb5 8.
Bxb5+ Nc6 9. Bxc6+ bxc6 10. dxc5 Rb8 11. b4 Qh4 12. Ne2 Qxb4 13. Qxb4 Rxb4 14.
Kd2 Kd7 15. Rab1 Rxb1 16. Rxb1 Kc7 17. Rb3 Nh6 18. Nd4 Nf5 19. Nxf5 exf5 20.
Ke3 g5 21. Kd4 f4 22. Ra3 Kb7 23. Rf3 Kc7 24. Ra3 Kb7 25. g3 Re8 26. gxf4 f6
27. Rh3 fxe5+ 28. fxe5 Rf8 29. e6 Rxf2 30. e7 Rf4+ 31. Kd3 Re4 32. Re3 Kc7 33.
e8=Q 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "4"]
[White "Van Mil, Johan"]
[Black "Van der Werf, Mark"]
[Result "1/2-1/2"]
[ECO "A48"]
[PlyCount "39"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. Nf3 c5 3. e3 g6 4. c3 b6 5. Nbd2 Bg7 6. Bd3 O-O 7. O-O Ba6 8. Bxa6
Nxa6 9. Qe2 Qc8 10. e4 cxd4 11. cxd4 Nb4 12. Qb5 a5 13. a3 Qa6 14. Qa4 Nd3 15.
e5 Nd5 16. Ne4 Nxc1 17. Rfxc1 Bh6 18. Re1 Qb7 19. Qb3 a4 20. Qd3 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "4"]
[White "Van der Linde, Meindert"]
[Black "Van de Oudeweetering, Arthur"]
[Result "1-0"]
[ECO "D30"]
[PlyCount "121"]
[EventDate "1990.??.??"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nbd2 Nbd7 6. Bd3 c5 7. O-O Be7 8. cxd5
exd5 9. b3 O-O 10. Bb2 cxd4 11. Nxd4 Re8 12. Rc1 a6 13. Nf5 Bf8 14. Qc2 Nc5 15.
Rfd1 Bd7 16. Nf3 Rc8 17. Qb1 g6 18. N5d4 Qb6 19. Bf1 Nfe4 20. Ne1 Bh6 21. Nd3
Nxf2 22. Nxf2 Bxe3 23. Re1 Bxc1 24. Rxe8+ Rxe8 25. Qxc1 Ne4 26. Nxe4 Rxe4 27.
Qd2 Qf6 28. g3 Qe7 29. Kf2 Bg4 30. Bg2 Re5 31. h3 Bd7 32. Nf3 Re4 33. Bd4 Bb5
34. Be3 Qe6 35. a4 Bd7 36. Nd4 Qf6+ 37. Kg1 Qe5 38. Bxe4 dxe4 39. Bf4 Qc5 40.
Qe3 f5 41. h4 b5 42. axb5 axb5 43. Kf2 Be8 44. Ne2 Qd5 45. Bh6 Bc6 46. Ke1 Kf7
47. Bg5 Kg8 48. Qd4 b4 49. Qxd5+ Bxd5 50. Nd4 Kg7 51. Kf2 h6 52. Be7 Kf7 53.
Bxb4 g5 54. Bd6 Kg6 55. b4 f4 56. gxf4 gxh4 57. b5 Kf7 58. b6 Ke8 59. Kg2 Kd7
60. Be5 e3+ 61. Kh3 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "4"]
[White "Visser, Yge"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "A48"]
[PlyCount "69"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. h3 c5 6. c3 b6 7. Be2 Ba6 8. O-O
Qc8 9. Na3 d6 10. Bh2 Nbd7 11. Rc1 Bxe2 12. Qxe2 Qb7 13. c4 a6 14. d5 Ne4 15.
Ne1 b5 16. f3 Nef6 17. e4 Rfe8 18. Nd3 e6 19. dxe6 Rxe6 20. cxb5 d5 21. Kh1 c4
22. Nf4 Ree8 23. Qc2 axb5 24. exd5 Nxd5 25. Nxd5 Qxd5 26. Rcd1 Qb7 27. Nb1 Rxa2
28. Nc3 Raa8 29. Ne4 Red8 30. Nd6 Qc6 31. Qe4 Qxe4 32. fxe4 Ne5 33. Nxb5 Rxd1
34. Rxd1 Nd3 35. Nd6 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "4"]
[White "Zagema, Wieb"]
[Black "Welling, Gerard"]
[Result "1-0"]
[ECO "A08"]
[PlyCount "57"]
[EventDate "1990.??.??"]

1. e4 e6 2. Qe2 c5 3. Nf3 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O Nge7 7. c3 d5 8. d3 h6
9. Re1 b6 10. h4 Ba6 11. e5 Qc7 12. a4 O-O-O 13. Na3 Kb8 14. Nb5 Qd7 15. b4
cxb4 16. cxb4 g5 17. hxg5 Ng6 18. d4 Nxb4 19. gxh6 Bf8 20. Bg5 Rc8 21. Rac1 Nc6
22. Qe3 Bxb5 23. axb5 Na5 24. Rxc8+ Qxc8 25. Rc1 Qd7 26. Bf1 Ne7 27. Bd3 Nf5
28. Bxf5 exf5 29. e6 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "5"]
[White "Bertholee, Rob"]
[Black "Zagema, Wieb"]
[Result "1-0"]
[ECO "A09"]
[PlyCount "93"]
[EventDate "1990.??.??"]

1. Nf3 d5 2. c4 e6 3. g3 c5 4. Bg2 Nc6 5. O-O d4 6. d3 Bd6 7. a3 a5 8. e3 dxe3
9. Bxe3 Nge7 10. Nc3 Nf5 11. Ne4 Nxe3 12. Nxd6+ Qxd6 13. fxe3 O-O 14. Qe2 Bd7
15. Rad1 e5 16. Ng5 Qg6 17. Ne4 b6 18. Nc3 Rae8 19. Bf3 Ne7 20. Rf2 Bc6 21. Bh5
Qg5 22. Rdf1 g6 23. Bf3 Bxf3 24. Qxf3 f5 25. Nd5 Nxd5 26. Qxd5+ Kg7 27. e4 Kh8
28. Kh1 Rf6 29. b3 Ree6 30. exf5 gxf5 31. Re1 e4 32. dxe4 Qg4 33. Rf4 Qh5 34.
Ref1 Rh6 35. Rh4 Qe2 36. Qxf5 Ref6 37. Qc8+ Kg7 38. Qd7+ Kh8 39. Qc8+ Kg7 40.
Rg4+ Rhg6 41. Rxg6+ hxg6 42. Qd7+ Kh6 43. Rxf6 Qxe4+ 44. Kg1 Qe3+ 45. Kg2 Qe2+
46. Rf2 Qe4+ 47. Kh3 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "5"]
[White "Krudde, Fitzgerald"]
[Black "Duijn, Richard"]
[Result "1-0"]
[ECO "A32"]
[PlyCount "93"]
[EventDate "1990.??.??"]

1. d4 e6 2. Nf3 c5 3. c4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Bd2 O-O 7. g3 d5 8.
cxd5 exd5 9. Bg2 Nc6 10. Nxc6 bxc6 11. O-O Qe7 12. Rc1 Bg4 13. Re1 Rac8 14. Qa4
d4 15. Ne4 Bxd2 16. Nxd2 c5 17. e3 Qd7 18. Qa5 h5 19. e4 Be6 20. b3 Qc7 21.
Qxc7 Rxc7 22. Rc2 Nd7 23. Bf1 Rb8 24. f4 f6 25. Nc4 Bxc4 26. Bxc4+ Kf8 27. Be2
g6 28. Bd3 Ke7 29. e5 f5 30. Ba6 Nf8 31. Rec1 Ne6 32. h4 Rc6 33. Bc4 Rbc8 34.
Kf2 a5 35. Bd5 R6c7 36. Rc4 Kd7 37. Ra4 Ra7 38. Ke2 Rcc7 39. Kd2 Ra6 40. Bxe6+
Rxe6 41. Rxa5 Rec6 42. Kd3 Ke6 43. Rc4 Rc8 44. Rca4 g5 45. hxg5 h4 46. gxh4 Rh8
47. Ra6 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "5"]
[White "Kuijf, Nico"]
[Black "Visser, Yge"]
[Result "1-0"]
[ECO "C14"]
[PlyCount "93"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 e6 4. e4 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3
c5 9. Qd2 Nc6 10. O-O-O Nb6 11. dxc5 Qxc5 12. Nd4 Nxd4 13. Qxd4 Qxd4 14. Rxd4
h5 15. Bd3 Nd7 16. Re1 Nb8 17. f5 Nc6 18. Rf4 Bd7 19. Na4 O-O-O 20. Nc5 Kb8 21.
fxe6 fxe6 22. Bg6 Bc8 23. Bf7 Rdf8 24. g3 Rh6 25. h3 g5 26. Rf2 g4 27. hxg4
hxg4 28. Rf4 b6 29. Nb3 a5 30. c3 Ba6 31. Nd4 Nxd4 32. cxd4 Bd3 33. Kd2 Be4 34.
Ref1 Rh2+ 35. Ke3 Bf3 36. Bxe6 Re2+ 37. Kd3 Rxf4 38. gxf4 Rxb2 39. Rg1 Kc7 40.
Bxg4 Be4+ 41. Ke3 Rxa2 42. f5 Ra3+ 43. Kf4 Rd3 44. f6 Bg6 45. Kg5 Be8 46. Rc1+
Kb7 47. e6 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "5"]
[White "Los, Sander"]
[Black "Bos, Niels"]
[Result "1-0"]
[ECO "A08"]
[PlyCount "89"]
[EventDate "1990.??.??"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 Bd6 6. Bg2 d4 7. O-O e5 8. Nh4 g6
9. Nc4 Be6 10. Nxd6+ Qxd6 11. f4 O-O-O 12. Rf2 Nge7 13. f5 gxf5 14. exf5 Bd5
15. f6 Ng6 16. Nf5 Qc7 17. Bxd5 Rxd5 18. Qf3 Rd7 19. Bh6 Nb4 20. h4 Re8 21. h5
e4 22. dxe4 Ne5 23. Qg2 Ng4 24. Bf4 Qc6 25. e5 Nxf2 26. Kxf2 Nd5 27. Re1 Qa4
28. Re2 Nxf4 29. gxf4 d3 30. cxd3 Rxd3 31. Qe4 Qa6 32. Rc2 Kb8 33. Ne3 Red8 34.
Nc4 Qa4 35. b3 Qd7 36. f5 Rd4 37. Qf3 Rg8 38. Nd6 Rgg4 39. Ke3 Rdf4 40. Qxf4
Rxf4 41. Kxf4 b6 42. Rg2 a5 43. Rg8+ Ka7 44. Rc8 a4 45. Rc7+ 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "5"]
[White "Peelen, Piet"]
[Black "Hoeksema, Erik"]
[Result "0-1"]
[ECO "C00"]
[PlyCount "92"]
[EventDate "1990.??.??"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4 cxb4 5. a3 Nc6 6. axb4 Bxb4 7. c3 Be7 8. d4
Nh6 9. Bxh6 gxh6 10. Qd2 Bf8 11. Bd3 Bd7 12. O-O a6 13. Qb2 b5 14. Nbd2 Na5 15.
Rfb1 Bc6 16. Nf1 Nc4 17. Qc1 f5 18. exf6 Qxf6 19. Ng3 Bd6 20. Nh5 Qf8 21. Bxc4
dxc4 22. Ne5 Be4 23. Rb2 Rg8 24. Ng3 Bd5 25. Rba2 Bb7 26. Qe3 Qg7 27. f3 O-O-O
28. f4 Bxe5 29. fxe5 Qg6 30. Rf2 Rgf8 31. Rxf8 Rxf8 32. d5 Kb8 33. Qc5 Rc8 34.
Qd6+ Ka7 35. dxe6 Qc2 36. Qd4+ Ka8 37. Qf2 Qxc3 38. Rd1 Qb4 39. Rd7 c3 40. Qb6
Qb1+ 41. Nf1 Qe4 42. Qf2 c2 43. e7 c1=Q 44. Rd8 Qcc6 45. Ne3 Qxe5 46. e8=Q
Qexe8 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "5"]
[White "Reinderman, Dimitri"]
[Black "Okkes, Menno"]
[Result "1/2-1/2"]
[ECO "C33"]
[PlyCount "32"]
[EventDate "1990.??.??"]

1. e4 e5 2. f4 exf4 3. Bc4 Nf6 4. Nc3 c6 5. Bb3 d5 6. exd5 cxd5 7. d4 Bb4 8.
Bxf4 O-O 9. Nge2 Bg4 10. Qd3 Bxe2 11. Kxe2 Re8+ 12. Kf1 Nc6 13. g3 Qd7 14. Kg2
Bxc3 15. bxc3 Na5 16. Qf3 Rac8 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "5"]
[White "Riemersma, Liafbern"]
[Black "Langeweg, Kick"]
[Result "1/2-1/2"]
[ECO "C75"]
[PlyCount "125"]
[EventDate "1990.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 Bd7 6. O-O Nge7 7. d4 Ng6 8. d5
Nb8 9. Bxd7+ Nxd7 10. c4 Be7 11. Nc3 O-O 12. Be3 c6 13. Rc1 Qb8 14. h4 Nxh4 15.
Nxh4 Bxh4 16. Qg4 Qd8 17. dxc6 bxc6 18. Rcd1 Qe7 19. Rd3 Rfd8 20. Rfd1 Nc5 21.
Bxc5 dxc5 22. Rd7 Qe8 23. Rxd8 Bxd8 24. Qd7 Qxd7 25. Rxd7 Kf8 26. Na4 Ke8 27.
Rb7 Be7 28. Rc7 Kd8 29. Rxc6 Kd7 30. Rb6 Kc7 31. Rb3 Rd8 32. Nc3 Bf8 33. Nd5+
Kc8 34. Rf3 f6 35. g4 h6 36. Kg2 Rd6 37. Kg3 Kd8 38. Rb3 Kc8 39. f4 exf4+ 40.
Kxf4 g6 41. e5 fxe5+ 42. Kxe5 Rc6 43. Nf4 Be7 44. Rh3 Bf6+ 45. Kd5 Kd7 46. Rxh6
Rd6+ 47. Kxc5 Bd4+ 48. Kb4 Rb6+ 49. Ka4 Rxb2 50. a3 g5 51. Nd5 Rg2 52. Rxa6
Rxg4 53. Rg6 Rg1 54. Kb5 g4 55. c5 Rc1 56. c6+ Ke8 57. Rg8+ Kf7 58. Rxg4 Rc5+
59. Kb4 Rxd5 60. c7 Rc5 61. Rxd4 Rxc7 62. Re4 Re7 63. Rd4 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "5"]
[White "Tiggelman, Rene"]
[Black "Theulings, Paul-Peter"]
[Result "0-1"]
[ECO "D53"]
[PlyCount "106"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. Bg5 e6 3. Nf3 d5 4. c4 Be7 5. Nc3 O-O 6. cxd5 exd5 7. Qc2 Na6 8.
a3 c6 9. e3 Nc7 10. Bd3 g6 11. Bxf6 Bxf6 12. b4 Ne6 13. O-O Bg7 14. Qb3 f5 15.
Ne2 f4 16. Rac1 a6 17. a4 Bh6 18. Bb1 fxe3 19. fxe3 Qd6 20. Rcd1 Ng7 21. e4 Be6
22. e5 Qe7 23. Ng3 Rf7 24. Kh1 Bd7 25. b5 axb5 26. axb5 Qa3 27. Qc2 Qa4 28.
bxc6 Qxc2 29. Bxc2 Bxc6 30. Bb3 Ra3 31. Rb1 Ne6 32. Ne4 Rxb3 33. Nf6+ Rxf6 34.
exf6 Rxb1 35. Rxb1 Kf7 36. Rf1 Kxf6 37. h4 Bb5 38. Rb1 Ba6 39. Rb3 Kf5 40. Rb6
Bf4 41. Rb1 Be3 42. Rb4 Ke4 43. Kh2 Nxd4 44. Kg3 b6 45. h5 gxh5 46. Kh4 Bc4 47.
Ng5+ Kf5 48. Nxh7 Ne6 49. Kxh5 Be2+ 50. g4+ Bxg4+ 51. Rxg4 Nf4+ 52. Kh4 Bf2+
53. Rg3 Ne2 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "5"]
[White "Timmerman, Gert"]
[Black "Pieterse, Gert"]
[Result "1/2-1/2"]
[ECO "B12"]
[PlyCount "25"]
[EventDate "1990.??.??"]

1. e4 c6 2. d4 d5 3. Nd2 g6 4. c3 Bg7 5. Bd3 dxe4 6. Nxe4 Nf6 7. Nf3 Nxe4 8.
Bxe4 Nd7 9. O-O O-O 10. Bg5 Nf6 11. Bc2 Be6 12. Re1 Re8 13. Bb3 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "5"]
[White "Van Dijken, Rex"]
[Black "Den Broeder, Guido"]
[Result "1-0"]
[ECO "C40"]
[PlyCount "109"]
[EventDate "1990.??.??"]

1. e4 e5 2. Nf3 Qe7 3. Nc3 c6 4. d4 d6 5. a4 Bg4 6. Be2 Nd7 7. O-O g6 8. dxe5
dxe5 9. b3 Qb4 10. Bb2 Rd8 11. Bc4 Ngf6 12. a5 Be7 13. Ra4 Bxf3 14. Qxf3 Qd6
15. Raa1 Qc7 16. Ne2 O-O 17. c3 b5 18. axb6 axb6 19. b4 b5 20. Bb3 c5 21. Ba3
c4 22. Bc2 Ra8 23. Bb2 Qc6 24. h3 Rxa1 25. Rxa1 Ra8 26. Ng3 Rxa1+ 27. Bxa1 Nf8
28. Bb2 Ne6 29. Bc1 h5 30. Qe2 h4 31. Nf1 Nh5 32. Qd1 Nhf4 33. Bxf4 Nxf4 34.
Ne3 Qd6 35. Qxd6 Bxd6 36. Kf1 Kf8 37. Bd1 Ke7 38. Bg4 Bb8 39. Nc2 Kd6 40. Na3
Kc6 41. Bc8 Ne6 42. Bxe6 fxe6 43. Ke2 Bc7 44. Nc2 Bd8 45. Ne3 Kd6 46. Kf3 Bg5
47. Kg4 Bd8 48. g3 g5 49. Ng2 Bb6 50. Kxg5 Bd4 51. cxd4 exd4 52. Kf4 hxg3 53.
fxg3 d3 54. Ke3 Ke5 55. Nf4 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "5"]
[White "Van Mil, Johan"]
[Black "Klarenbeek, Hans"]
[Result "1-0"]
[ECO "B82"]
[PlyCount "99"]
[EventDate "1990.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. f4 Nc6 7. Nf3 Be7 8. Bd3
e5 9. O-O exf4 10. Bxf4 Be6 11. Kh1 h6 12. Qe1 d5 13. Nb5 Rc8 14. e5 Nd7 15.
Qg3 g5 16. Be3 g4 17. Nfd4 Ndxe5 18. Nxa7 Ra8 19. Naxc6 Nxc6 20. Nxe6 fxe6 21.
Qxg4 Kd7 22. Rad1 Qa5 23. Bf5 Nd8 24. c4 h5 25. Qg7 Rf8 26. Rxd5+ Qxd5 27. cxd5
exf5 28. d6 Rf7 29. Qg6 Ra6 30. Rd1 Rxd6 31. Rxd6+ Bxd6 32. Bg5 Be7 33. Bxe7
Kxe7 34. Qxh5 Ne6 35. Qf3 Kf6 36. Qc3+ Kg6 37. Qe5 Ng5 38. h4 Ne4 39. Kh2 Nf6
40. Qe6 Rc7 41. Kh3 Rc6 42. Qe3 Ne4 43. g4 Rd6 44. h5+ Kf6 45. Kh4 Rd2 46. Qb6+
Ke5 47. Qc7+ Ke6 48. Qf4 Rf2 49. gxf5+ Kd5 50. Qxf2 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.11.17"]
[Round "5"]
[White "Van Wely, Loek"]
[Black "Boersma, Paul"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2400"]
[BlackElo "2375"]
[PlyCount "45"]
[EventDate "1990.??.??"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 dxc4 5. e4 b5 6. e5 Nd5 7. a4 e6 8. Ng5 Be7
9. Nge4 b4 10. Nb1 f5 11. exf6 Nxf6 12. Ng5 Qd5 13. Be3 Ba6 14. Be2 Nbd7 15.
Nd2 e5 16. Bf3 Qd6 17. Nde4 Nxe4 18. Nxe4 Qc7 19. d5 cxd5 20. Qxd5 Bb7 21. Qe6
Nf8 22. Bh5+ Ng6 23. Ng5 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "5"]
[White "Van de Oudeweetering, Arthur"]
[Black "Bartels, Hans"]
[Result "1-0"]
[ECO "B14"]
[PlyCount "124"]
[EventDate "1990.??.??"]

1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. Bb5+ Nbd7 6. Nc3 g6 7. d4 Bg7 8.
d6 exd6 9. Qe2+ Qe7 10. Bf4 Qxe2+ 11. Bxe2 Ke7 12. O-O-O Nb6 13. Bf3 d5 14. h3
Be6 15. Nge2 Rhd8 16. Rhe1 Kf8 17. g4 Rac8 18. Kb1 a6 19. Bg3 g5 20. Bg2 h5 21.
f4 hxg4 22. fxg5 Bf5+ 23. Ka1 Ne4 24. h4 Nc4 25. Bxe4 dxe4 26. d5 Ne3 27. Rd2
b5 28. a3 a5 29. Ka2 Nc4 30. Rc2 e3 31. Rcc1 b4 32. Nb5 Rxd5 33. Nc7 Rd2 34.
Kb3 Nxb2 35. Nf4 Bc3 36. axb4 a4+ 37. Ka3 Nc4+ 38. Kxa4 Rxc7 39. Ng6+ fxg6 40.
Bxc7 Bd7+ 41. Kb3 Bd4 42. Kxc4 Be6+ 43. Kb5 e2 44. Bg3 Bd5 45. Rc8+ Ke7 46. h5
gxh5 47. Rc7+ Kf8 48. g6 Be6 49. Bf4 Ra2 50. Bd6+ Ke8 51. Re7+ Kd8 52. Rxe6 Kd7
53. R6xe2 Rxe2 54. Rxe2 Kxd6 55. Rh2 Ke6 56. Rxh5 Kf6 57. Kc4 Bb2 58. Rh4 Kg5
59. Rh1 Kxg6 60. Rg1 Kf5 61. b5 Be5 62. Kd5 g3 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "5"]
[White "Van der Werf, Mark"]
[Black "Van der Linde, Meindert"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "49"]
[EventDate "1990.??.??"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. Bc4 e6 7. cxd4 d6 8. O-O
Be7 9. Qe2 O-O 10. Nc3 Nxc3 11. bxc3 dxe5 12. dxe5 Qc7 13. Bd3 b6 14. Qe4 g6
15. Bh6 Rd8 16. Rad1 Bb7 17. Qf4 Rd7 18. Bb5 Rxd1 19. Rxd1 Rd8 20. Re1 a6 21.
Ba4 b5 22. Bb3 Na5 23. Ng5 Bf8 24. Bxf8 Nxb3 25. Bd6 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "5"]
[White "Vanheste, Jeroen"]
[Black "Peek, Marcel"]
[Result "1-0"]
[ECO "D76"]
[PlyCount "85"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. Nf3 O-O 7. O-O Nb6 8.
Nc3 Nc6 9. e3 e5 10. d5 Ne7 11. e4 Bg4 12. h3 Bxf3 13. Qxf3 c6 14. Rd1 cxd5 15.
Nxd5 Nbxd5 16. exd5 Qd6 17. Qb3 Nf5 18. Bd2 Nd4 19. Qd3 f5 20. Bc3 f4 21. Qe4
fxg3 22. fxg3 Nf5 23. Kh2 Qb6 24. d6 Ne3 25. Rd2 Rad8 26. Re1 Nxg2 27. Kxg2 Qb5
28. a4 Qb3 29. d7 Rf7 30. Red1 Qb6 31. a5 Qb5 32. a6 Qxa6 33. Rd6 Qb5 34. Qg4
Qc5 35. R1d2 Rf2+ 36. Rxf2 Qxd6 37. Qc4+ Kh8 38. Rd2 Qe7 39. Bb4 Qf6 40. Qc7 e4
41. Rf2 Qb6 42. Qc8 Rg8 43. Be7 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "5"]
[White "Welling, Gerard"]
[Black "Kamstra, Cor"]
[Result "0-1"]
[ECO "A49"]
[PlyCount "80"]
[EventDate "1990.??.??"]

1. b3 g6 2. Bb2 Nf6 3. Nf3 Bg7 4. g3 d6 5. d4 c5 6. dxc5 Qa5+ 7. Nbd2 Qxc5 8.
Bd4 Qf5 9. Bg2 Nc6 10. Bb2 O-O 11. O-O Qh5 12. c4 Bh3 13. Bxh3 Qxh3 14. Bxf6
Bxf6 15. Rc1 Bb2 16. Rb1 Bg7 17. b4 Rfc8 18. Qb3 a5 19. a3 axb4 20. axb4 Qf5
21. Rfc1 g5 22. e4 Qf6 23. h3 h5 24. b5 Nd4 25. Nxd4 Qxd4 26. Nf3 Qxe4 27. Nxg5
Qf5 28. h4 Bd4 29. Qc2 Qxc2 30. Rxc2 Ra3 31. Kg2 Rc3 32. Re2 Rc7 33. Rb4 Kf8
34. Re4 e5 35. f4 R7xc4 36. Rxc4 Rxc4 37. Nf3 f5 38. Re2 e4 39. Ng5 Ke7 40. Ra2
Rb4 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "6"]
[White "Bartels, Hans"]
[Black "Welling, Gerard"]
[Result "1/2-1/2"]
[ECO "A21"]
[PlyCount "91"]
[EventDate "1990.??.??"]

1. c4 e5 2. g3 d6 3. Bg2 f5 4. Nc3 Nf6 5. d3 Be7 6. e4 Nc6 7. Nge2 O-O 8. h3
Qe8 9. exf5 Bxf5 10. g4 Bd7 11. Be3 a5 12. Qd2 Nd8 13. d4 exd4 14. Nxd4 Nc6 15.
Ndb5 Bd8 16. b3 Ne5 17. O-O-O Bc6 18. Bxc6 bxc6 19. Nd4 a4 20. f4 c5 21. fxe5
cxd4 22. Bxd4 dxe5 23. Rhe1 axb3 24. axb3 Ra1+ 25. Nb1 Rxb1+ 26. Kxb1 Qg6+ 27.
Qc2 Qxc2+ 28. Kxc2 exd4 29. b4 c5 30. bxc5 Ba5 31. Re7 Bb4 32. Rc7 Ne4 33. c6
Rf2+ 34. Kb3 Bf8 35. Rc8 Nc5+ 36. Ka3 Rf3+ 37. Ka2 d3 38. c7 Rf2+ 39. Kb1 Rf7
40. Kb2 g5 41. Kc3 Ne4+ 42. Kxd3 Nf2+ 43. Ke2 Nxd1 44. Kxd1 Kg7 45. Kc2 Kh6 46.
Ra8 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "6"]
[White "Boersma, Paul"]
[Black "Okkes, Menno"]
[Result "1-0"]
[ECO "A34"]
[PlyCount "61"]
[EventDate "1990.??.??"]

1. Nf3 Nf6 2. c4 c5 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc6 6. Nc3 Nc7 7. d3 e5 8. Nd2
Bd7 9. O-O Be7 10. Nc4 f6 11. f4 exf4 12. Bxf4 Ne6 13. Nd6+ Bxd6 14. Bxd6 Kf7
15. e4 Kg8 16. e5 Nxe5 17. Bxe5 fxe5 18. Qh5 Qe8 19. Qxe5 h5 20. Ne4 h4 21.
gxh4 Qh5 22. Qg3 Rh6 23. Nf6+ Rxf6 24. Rxf6 Nd4 25. Qg6 Qe5 26. Raf1 Bc6 27.
Rxc6 Qe3+ 28. Kh1 bxc6 29. Be4 Nf3 30. Qh7+ Kf7 31. Rxf3+ 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "6"]
[White "Bos, Niels"]
[Black "Van Dijken, Rex"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "76"]
[EventDate "1990.??.??"]

1. e4 d6 2. d4 Nf6 3. Bd3 e5 4. c3 d5 5. Bg5 dxe4 6. Bxe4 exd4 7. Qe2 Be7 8.
Bxf6 gxf6 9. Nf3 f5 10. Bd3 c5 11. O-O Nc6 12. cxd4 Nxd4 13. Nxd4 Qxd4 14. Bb5+
Kf8 15. Nc3 Be6 16. Rad1 Qg4 17. f3 Qg6 18. Nd5 a6 19. Ba4 b5 20. Bc2 Rg8 21.
Rd2 Bf6 22. Nf4 Qh6 23. Qe3 Bd4 24. Rxd4 cxd4 25. Qxd4 Qg5 26. h4 Qd8 27. Qe5
Qe7 28. Re1 Re8 29. Nxe6+ fxe6 30. Bb3 Qg7 31. g3 Qxe5 32. Rxe5 Rxg3+ 33. Kf2
Rg6 34. Ke3 Rh6 35. h5 Rxh5 36. Bxe6 Rh6 37. Rxf5+ Kg7 38. Rg5+ Kf6 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "6"]
[White "Hoeksema, Erik"]
[Black "Vanheste, Jeroen"]
[Result "1/2-1/2"]
[ECO "E92"]
[PlyCount "21"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. dxe5 dxe5 8.
Qxd8 Rxd8 9. Nd5 Nxd5 10. cxd5 c6 11. Bc4 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "6"]
[White "Klarenbeek, Hans"]
[Black "Kuijf, Nico"]
[Result "1-0"]
[ECO "D43"]
[PlyCount "151"]
[EventDate "1990.??.??"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 h6 6. Bxf6 Qxf6 7. e3 Nd7 8. Bd3
Bb4 9. Rc1 O-O 10. O-O Qe7 11. a3 Bd6 12. e4 dxc4 13. Bxc4 e5 14. d5 cxd5 15.
Nxd5 Qd8 16. Qe2 Nb6 17. Ne3 Qe7 18. Rfd1 Bc5 19. Nd5 Nxd5 20. Rxd5 Bd6 21.
Rcd1 Bc7 22. h3 a6 23. R5d3 Rb8 24. b4 b5 25. Bd5 Rb6 26. Rc1 Bb8 27. Rdc3 Bd7
28. Kh2 Kh8 29. g3 Rd6 30. Rc5 f5 31. exf5 Rxf5 32. Be4 Rf8 33. Rxe5 Re6 34.
Rxe6 Qxe6 35. Ng1 Re8 36. Bf3 Qb6 37. Qd2 Rd8 38. Rd1 Bc7 39. Qd4 Bc8 40. Qb2
Rf8 41. Kg2 Qe6 42. Qe2 Qf6 43. Rc1 Bb6 44. Rc6 Qd4 45. Rc2 Bf5 46. Rd2 Qf6 47.
Qd1 Rd8 48. Rxd8+ Qxd8 49. Qe2 Bd3 50. Qe1 a5 51. Bc6 axb4 52. axb4 Qc8 53. Bd5
Qd7 54. Bf3 Bd8 55. h4 Bf5 56. Ne2 Be6 57. Nf4 Bf7 58. Qe4 Be7 59. Nd3 Bd6 60.
Nc5 Qe7 61. Qa8+ Qf8 62. Qc6 Bc4 63. Bd5 Be2 64. Ne6 Qb8 65. Qd7 Be5 66. Nd8
Bh5 67. Nc6 Qc7 68. Nxe5 Qxe5 69. Qxb5 Bf7 70. Bc6 Qe1 71. Qc5 Bg6 72. Qd4 Qb1
73. b5 Bd3 74. b6 Bf1+ 75. Kh2 Bg2 76. Bxg2 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "6"]
[White "Krudde, Fitzgerald"]
[Black "Van de Oudeweetering, Arthur"]
[Result "1/2-1/2"]
[ECO "D46"]
[PlyCount "95"]
[EventDate "1990.??.??"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. e3 e6 5. Bd3 Nbd7 6. O-O Bd6 7. Nbd2 O-O 8. e4
dxe4 9. Nxe4 Nxe4 10. Bxe4 h6 11. b3 e5 12. Bc2 f5 13. dxe5 Nxe5 14. Bf4 Nxf3+
15. Qxf3 Bxf4 16. Qxf4 Qg5 17. Qxg5 hxg5 18. Rad1 Be6 19. Rd6 Kf7 20. f4 gxf4
21. Rxf4 Ke7 22. c5 Rad8 23. Rb4 Bc8 24. Rbd4 Rxd6 25. Rxd6 Rd8 26. Rxd8 Kxd8
27. Kf2 Ke7 28. Ke3 Kf6 29. Kf4 Be6 30. h4 Bd5 31. g3 Ke6 32. a3 a5 33. b4 axb4
34. axb4 Kf6 35. b5 Be6 36. b6 Bd7 37. Bd3 Bc8 38. Be2 Bd7 39. Bf3 Bc8 40. Bg2
Bd7 41. Bf1 Bc8 42. Be2 g6 43. Bf3 Bd7 44. h5 gxh5 45. Bxh5 Be6 46. Be8 Bc8 47.
Bh5 Be6 48. Bf3 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "6"]
[White "Langeweg, Kick"]
[Black "Van Mil, Johan"]
[Result "0-1"]
[ECO "A48"]
[PlyCount "74"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 c5 5. c3 b6 6. Nbd2 O-O 7. h3 Bb7 8. Be2
d6 9. O-O Nbd7 10. Bh2 Rc8 11. Re1 Rc7 12. Bd3 Re8 13. e4 cxd4 14. cxd4 e5 15.
Nc4 Qe7 16. dxe5 dxe5 17. Ncxe5 Nxe5 18. Bxe5 Rc5 19. Bd4 Rcc8 20. Qa4 Bc6 21.
Qa6 Nxe4 22. Bxg7 Kxg7 23. Bxe4 Bxe4 24. Nd2 Qb7 25. Qa4 Bc6 26. Qd4+ Kg8 27.
Rxe8+ Rxe8 28. f3 Qe7 29. Rc1 Rd8 30. Qf4 g5 31. Qg3 Bxf3 32. Nf1 Be4 33. Re1
Qc5+ 34. Kh2 Bg6 35. Re5 Qd6 36. Ne3 f6 37. Nc4 Qc6 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "6"]
[White "Peek, Marcel"]
[Black "Timmerman, Gert"]
[Result "0-1"]
[ECO "A86"]
[PlyCount "80"]
[EventDate "1990.??.??"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. c4 Bg7 5. Nc3 O-O 6. Nh3 d6 7. d5 c6 8. Nf4 e5
9. dxe6 Na6 10. h4 Bh8 11. Qc2 Qe7 12. Bd2 Bxe6 13. h5 Bf7 14. hxg6 hxg6 15.
O-O-O Nc5 16. Rh6 Qe8 17. Nd3 Ne6 18. e3 Bg7 19. Rh4 Ng5 20. b3 Rd8 21. Kb1 Qe7
22. Bc1 d5 23. cxd5 Nxd5 24. Nxd5 Bxd5 25. Bxd5+ Rxd5 26. Bb2 Bxb2 27. Nxb2
Rxd1+ 28. Qxd1 Ne4 29. Qd4 Qg7 30. Qxg7+ Kxg7 31. Nd3 g5 32. Rh2 Rd8 33. Kc2 b6
34. f3 Nxg3 35. Rg2 Nf1 36. Rxg5+ Kf6 37. f4 Nxe3+ 38. Kc3 Nd5+ 39. Kc2 Rh8 40.
Rg2 Ne3+ 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "6"]
[White "Pieterse, Gert"]
[Black "Riemersma, Liafbern"]
[Result "1-0"]
[ECO "E73"]
[PlyCount "205"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 Qe8 7. Qd2 Na6 8. f3
e5 9. d5 Nh5 10. Bd1 f5 11. Ba4 Bd7 12. Bxd7 Qxd7 13. O-O-O Nc5 14. Be3 fxe4
15. Bxc5 dxc5 16. Nxe4 Qa4 17. b3 Qa3+ 18. Qb2 Qa5 19. Nh3 b5 20. cxb5 Qxb5 21.
Qc2 Bh6+ 22. Kb1 a5 23. Qxc5 Qe2 24. Qc2 Qb5 25. Qc4 Rfb8 26. Qxb5 Rxb5 27. Rd3
a4 28. Rhd1 Nf4 29. Nxf4 exf4 30. Rc1 Rb7 31. Nc5 axb3 32. Rxb3 Rba7 33. Rc2
Bg7 34. Nd3 Ra4 35. Rb7 Rd4 36. Rcxc7 Bf6 37. Nf2 Rxd5 38. Ng4 Bg5 39. h4 h5
40. Rg7+ Kf8 41. Rxg6 hxg4 42. Rxg5 Rd1+ 43. Kc2 Rg1 44. Rxg4 Rxa2+ 45. Rb2 Ra4
46. Kb3 Rga1 47. Kc3 Rc1+ 48. Kd2 Rh1 49. Kc3 Rc1+ 50. Rc2 Rca1 51. Rg5 Kf7 52.
Rb5 Kg6 53. Kd2 Ra6 54. Rg5+ Kf6 55. Rc4 R1a4 56. Rxa4 Rxa4 57. Ke2 Ra1 58. Kd3
Ra4 59. Rg4 Kf5 60. Rg8 Ra3+ 61. Kd4 Ra4+ 62. Kd3 Ra3+ 63. Ke2 Ra2+ 64. Kf1
Ra1+ 65. Kf2 Rh1 66. Rg5+ Kf6 67. Rg4 Kf5 68. Ke2 Ke5 69. Kd3 Rd1+ 70. Kc4 Rc1+
71. Kb5 Kf5 72. Kb4 Ke5 73. Kb3 Rb1+ 74. Kc2 Rh1 75. Kb2 Rd1 76. Ka2 Rh1 77.
Kb2 Rd1 78. Kc2 Rh1 79. Kd2 Kf5 80. Kd3 Rd1+ 81. Kc4 Rc1+ 82. Kd5 Rd1+ 83. Kc6
Rc1+ 84. Kd6 Ra1 85. Rg8 Ra6+ 86. Kd5 Ra5+ 87. Kc4 Ra4+ 88. Kb5 Ra7 89. Rg5+
Kf6 90. Rg4 Kf5 91. h5 Rh7 92. Rh4 Kg5 93. Rh1 Kh6 94. Kc5 Rc7+ 95. Kd4 Rc2 96.
Rh2 Re2 97. Kd3 Re3+ 98. Kd2 Ra3 99. Ke2 Re3+ 100. Kf2 Ra3 101. Rh4 Ra4 102.
Rg4 Kxh5 103. Kg1 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "6"]
[White "Theulings, Paul-Peter"]
[Black "Duijn, Richard"]
[Result "1/2-1/2"]
[ECO "A32"]
[PlyCount "26"]
[EventDate "1990.??.??"]

1. Nf3 e6 2. c4 Nf6 3. Nc3 c5 4. d4 cxd4 5. Nxd4 Bb4 6. Qb3 Qa5 7. Bd2 Na6 8.
a3 O-O 9. Ndb5 Bc5 10. Ne4 Qd8 11. Bg5 Qa5+ 12. Bd2 Qd8 13. Bg5 Qa5+ 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.11.18"]
[Round "6"]
[White "Van Wely, Loek"]
[Black "Peelen, Piet"]
[Result "1/2-1/2"]
[ECO "D62"]
[WhiteElo "2400"]
[BlackElo "2380"]
[PlyCount "143"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Qc2 c5 8. cxd5
Nxd5 9. Bxe7 Qxe7 10. Nxd5 exd5 11. dxc5 Nxc5 12. Be2 Be6 13. O-O Rac8 14. Qc3
Ne4 15. Qd4 Qc5 16. Qxc5 Rxc5 17. Rfc1 Rfc8 18. Rxc5 Rxc5 19. Nd4 g6 20. Bd3
Nd6 21. Kf1 Nc4 22. b3 Ne5 23. Ke2 Kf8 24. Kd2 Ke7 25. Be2 Nc6 26. b4 Nxb4 27.
Rb1 Nxa2 28. Rxb7+ Kf6 29. Rxa7 Nc3 30. f3 Nxe2 31. Kxe2 h5 32. h4 Rc3 33. Ra6
Rc4 34. Kf2 Rc3 35. Ra7 Bf5 36. Nxf5 gxf5 37. Ra6+ Kg7 38. Rd6 Rc2+ 39. Kg3 Re2
40. Rxd5 Rxe3 41. Rxf5 Kg6 42. Rg5+ Kh6 43. Kf4 Ra3 44. Kf5 Ra6 45. Rg3 Rb6 46.
f4 Ra6 47. Ke5 Re6+ 48. Kd5 Rf6 49. Ke4 Re6+ 50. Kf3 Ra6 51. Rg5 Ra3+ 52. Ke4
Ra4+ 53. Kf5 Ra6 54. Rg3 Rb6 55. Ra3 Rg6 56. g3 Re6 57. Rc3 Ra6 58. Ke5 Re6+
59. Kf5 Ra6 60. Rf3 Rb6 61. Re3 Ra6 62. Re8 Kg7 63. Re3 Ra5+ 64. Ke4 Ra4+ 65.
Kf3 f5 66. Re7+ Kg8 67. Re8+ Kg7 68. Re3 Kf6 69. Rc3 Re4 70. Rc8 Kg7 71. Rd8
Re1 72. Rd5 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "6"]
[White "Van der Linde, Meindert"]
[Black "Kamstra, Cor"]
[Result "0-1"]
[ECO "B15"]
[PlyCount "77"]
[EventDate "1990.??.??"]

1. d4 g6 2. e4 Bg7 3. Nf3 c6 4. Nc3 d5 5. h3 Nf6 6. Bd3 dxe4 7. Nxe4 Nxe4 8.
Bxe4 Nd7 9. O-O O-O 10. Re1 c5 11. c3 cxd4 12. Nxd4 Nc5 13. Bc2 e5 14. Nb3 Ne6
15. Qxd8 Rxd8 16. Be3 f5 17. Rad1 b6 18. Rxd8+ Nxd8 19. f4 exf4 20. Bxf4 Ne6
21. Be5 Bxe5 22. Rxe5 Kf7 23. Rd5 Ke7 24. Nd4 Bd7 25. g3 Rf8 26. Nxe6 Bxe6 27.
Rd4 g5 28. h4 h6 29. a4 Kf6 30. Kf2 Ke5 31. Rd1 Bd5 32. a5 bxa5 33. Ra1 gxh4
34. gxh4 Rg8 35. Bd1 Rg2+ 36. Kf1 a4 37. Bxa4 Rxb2 38. Bd7 a6 39. Ra5 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "6"]
[White "Van der Werf, Mark"]
[Black "Bertholee, Rob"]
[Result "1-0"]
[ECO "C02"]
[PlyCount "167"]
[EventDate "1990.??.??"]

1. e4 e6 2. d4 d5 3. e5 b6 4. Nf3 Qd7 5. c4 Ne7 6. Nc3 Bb7 7. cxd5 Nxd5 8. Bd3
Bb4 9. Bd2 Nxc3 10. bxc3 Be7 11. Qe2 c5 12. dxc5 bxc5 13. Rd1 O-O 14. h4 Rd8
15. Bg5 Qc7 16. Bxe7 Qxe7 17. Ng5 h6 18. Ne4 c4 19. Bb1 Rxd1+ 20. Qxd1 Nd7 21.
Qd4 Rd8 22. O-O Kf8 23. g3 Nb6 24. Qe3 Bxe4 25. Qxe4 Qc5 26. Re1 Rd2 27. Qf4
Rb2 28. Bg6 Qc7 29. Bb1 Nd5 30. Qf3 Qa5 31. Bg6 Rb7 32. Be4 Rd7 33. Rd1 Ke7 34.
Bxd5 Rxd5 35. Rxd5 exd5 36. Kg2 Qxa2 37. Qxd5 Qa6 38. Qc5+ Kd7 39. Qd5+ Ke8 40.
Qa8+ Ke7 41. Qd5 Qc8 42. Qd6+ Ke8 43. Kf1 h5 44. e6 fxe6 45. Qe5 Kf8 46. Qxh5
Kg8 47. Qa5 Qd7 48. Kg1 Qd1+ 49. Kh2 Qf3 50. Kg1 Qe4 51. Kh2 Qe1 52. Kg2 e5 53.
Qd5+ Kh7 54. Qxc4 a5 55. Qd3+ e4 56. Qc2 Kh8 57. c4 e3 58. fxe3 Qxe3 59. c5 Qe5
60. c6 Qc7 61. Qc4 a4 62. Qxa4 Qe5 63. Qc2 Qc7 64. Qc4 Kh7 65. h5 Kh8 66. Kh3
Qc8+ 67. Kh2 Qc7 68. Kg2 Kh7 69. h6 gxh6 70. Qe6 Qb6 71. Qd7+ Kg6 72. c7 Qb2+
73. Kh3 Qc1 74. Qg4+ Kh7 75. Qf5+ Kg7 76. c8=Q Qh1+ 77. Kg4 Qd1+ 78. Kf4 Qf1+
79. Ke5 Qe1+ 80. Kd6 Qb4+ 81. Qcc5 Qd2+ 82. Kc7 Qh2 83. Qe7+ Kg8 84. Qff8# 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "6"]
[White "Visser, Yge"]
[Black "Reinderman, Dimitri"]
[Result "1-0"]
[ECO "C62"]
[PlyCount "197"]
[EventDate "1990.??.??"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Qxd4 Nc6 5. Bb5 Nge7 6. Bg5 f6 7. Be3 a6 8.
Bxc6+ Nxc6 9. Qd3 Bg4 10. Nc3 g6 11. Nd5 Bg7 12. Qb3 Rb8 13. O-O-O Kf8 14. Kb1
Be6 15. Qc3 Kf7 16. Bd4 Re8 17. Ng5+ fxg5 18. Bxg7 Bxd5 19. exd5 Ne5 20. Bxe5
dxe5 21. Rhe1 Qd6 22. Re4 Kg7 23. Qe3 h6 24. c4 b6 25. Re1 Kf6 26. h4 b5 27.
Rh1 Qd7 28. hxg5+ hxg5 29. Rh3 bxc4 30. Rg3 Qd6 31. Qxg5+ Kg7 32. Rxc4 Rf8 33.
Rxc7+ Rf7 34. Rxf7+ Kxf7 35. Rh3 Rg8 36. Rf3+ Kg7 37. Rh3 Qxd5 38. Qh6+ Kf6 39.
Rf3+ Ke6 40. Qh3+ Ke7 41. Qh7+ Ke8 42. Qh1 Rf8 43. Rxf8+ Kxf8 44. a3 Kg7 45.
Qf1 a5 46. f3 e4 47. fxe4 Qxe4+ 48. Ka1 a4 49. Qf3 Qe1+ 50. Ka2 Qe6+ 51. Kb1
Qa6 52. Qe4 Kh6 53. Kc2 Kg5 54. b3 axb3+ 55. Kxb3 Qb6+ 56. Kc4 Qa6+ 57. Kb4
Qb6+ 58. Kc4 Qa6+ 59. Kb3 Qb6+ 60. Qb4 Qf2 61. Qb5+ Kh4 62. Qd5 Qe3+ 63. Kb4
Qb6+ 64. Kc3 Qb1 65. Qd4+ Kh5 66. Qh8+ Kg5 67. Qe5+ Kh6 68. Qe3+ Kh5 69. Qh3+
Kg5 70. Qd3 Qb6 71. Qd5+ Kh6 72. a4 Qc7+ 73. Kd3 Qg3+ 74. Kc2 Qc7+ 75. Kd1 Qg7
76. a5 Kh7 77. Kc2 Qc7+ 78. Kb3 Qg3+ 79. Kc4 Qf4+ 80. Kb5 Qf1+ 81. Kb6 Qf6+ 82.
Kc7 Qc3+ 83. Kd7 Kh6 84. a6 Qe3 85. Qd6 Qa7+ 86. Ke6 Qe3+ 87. Kf7 Qf2+ 88. Qf6
Qa2+ 89. Kf8 Qc4 90. Qh8+ Kg5 91. Qe5+ Kh6 92. Qe3+ Kh5 93. a7 Qc8+ 94. Qe8
Qc5+ 95. Qe7 Qa5 96. g4+ Kxg4 97. Qe4+ Kh5 98. a8=Q Qc5+ 99. Kg8 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "6"]
[White "Zagema, Wieb"]
[Black "Los, Sander"]
[Result "1-0"]
[ECO "B40"]
[PlyCount "71"]
[EventDate "1990.??.??"]

1. e4 c5 2. Nf3 e6 3. Qe2 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O Nge7 7. c3 b6 8. d3 d5
9. Re1 a5 10. e5 h6 11. h4 a4 12. Nbd2 g5 13. hxg5 hxg5 14. Nf1 g4 15. N3h2
Nxe5 16. Nxg4 Nxg4 17. Qxg4 Rg8 18. Qh5 Kf8 19. Bg5 Ra7 20. Rad1 a3 21. Qe2
axb2 22. Qxb2 Ba6 23. d4 Bc4 24. Ne3 b5 25. Nxc4 bxc4 26. dxc5 Qc8 27. Bf4 Bf6
28. Rb1 Kg7 29. Qd2 Rh8 30. Rb8 Qc6 31. Rxh8 Kxh8 32. Bb8 Rb7 33. Qh6+ Kg8 34.
Qxf6 Rxb8 35. Qxe7 Rc8 36. Re5 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.11.30"]
[Round "7"]
[White "Bertholee, Rob"]
[Black "Van Wely, Loek"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "2360"]
[BlackElo "2400"]
[PlyCount "86"]
[EventDate "1990.??.??"]

1. Nc3 g6 2. d4 Bg7 3. e4 d6 4. Nf3 Nf6 5. Be2 O-O 6. O-O a6 7. a4 b6 8. e5
Nfd7 9. e6 fxe6 10. Ng5 Nf6 11. Bf3 d5 12. Re1 Qd6 13. g3 h6 14. Bf4 Qc6 15.
Nh3 g5 16. Be5 Nbd7 17. Bg2 Kh8 18. f4 Nxe5 19. dxe5 Nh7 20. Qd2 g4 21. Nf2 h5
22. h3 gxh3 23. Nxh3 Qe8 24. Bf3 Qg6 25. Kf2 Bb7 26. Qe2 Rf5 27. Nd1 Bxe5 28.
fxe5 h4 29. Rg1 Raf8 30. Ra3 Qg4 31. Ke1 Rxf3 32. Ndf2 Qb4+ 33. c3 Qc5 34. b4
Qe3 35. Nf4 hxg3 36. Ng6+ Kg7 37. Nxf8 Kxf8 38. Qxe3 Rxe3+ 39. Kf1 gxf2 40.
Kxf2 Rxe5 41. Rh1 Kg7 42. Raa1 Rg5 43. Rh3 Nf6 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "7"]
[White "Boersma, Paul"]
[Black "Krudde, Fitzgerald"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "15"]
[EventDate "1990.??.??"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. d3 Bf5 6. Bd2 c6 7. Qe2 Nbd7 8.
Nb5 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "7"]
[White "Duijn, Richard"]
[Black "Welling, Gerard"]
[Result "0-1"]
[ECO "A56"]
[PlyCount "128"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 c5 3. d5 a6 4. a4 e6 5. Nc3 Bd6 6. g3 Bc7 7. Bg2 d6 8. Nh3 exd5
9. Nxd5 Nxd5 10. Qxd5 Nc6 11. O-O O-O 12. Ng5 h6 13. Ne4 Bg4 14. Bf4 Bxe2 15.
Rfe1 Nd4 16. Bxd6 Bxd6 17. Nxd6 Qc7 18. Nxb7 Rae8 19. Qxc5 Qxc5 20. Nxc5 Nc2
21. Bd5 Nxe1 22. Rxe1 Bg4 23. Re3 Rxe3 24. fxe3 Rb8 25. Nxa6 Rxb2 26. Nc5 Ra2
27. Kf1 Bd1 28. h4 Bxa4 29. Nxa4 Rxa4 30. Ke2 Kf8 31. h5 Ke7 32. Kd3 Ra1 33.
Ke4 Rc1 34. Ke5 f6+ 35. Kf5 Rc3 36. Kf4 Rc2 37. Kf5 Rh2 38. g4 Rf2+ 39. Kg6 Kf8
40. c5 Re2 41. e4 Rg2 42. Kf5 Ke7 43. e5 Rf2+ 44. Kg6 Kf8 45. exf6 Rxf6+ 46.
Kh7 Rf1 47. c6 Rc1 48. Kg6 Rc5 49. Be4 Rc4 50. Kf5 Ke7 51. Ke5 Rc5+ 52. Kd4 Kd6
53. Bf3 Ra5 54. Be4 Ra4+ 55. Kd3 Ra3+ 56. Ke2 Rc3 57. Bg2 Rc2+ 58. Kf1 Ke5 59.
g5 hxg5 60. Bf3 Kf4 61. Bd5 g4 62. Ke1 Rc5 63. Bg2 Kg3 64. Be4 Re5 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "7"]
[White "Kamstra, Cor"]
[Black "Peelen, Piet"]
[Result "0-1"]
[ECO "D80"]
[PlyCount "122"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Bh4 c5 6. e3 Qa5 7. Qb3 cxd4 8. exd4
Bh6 9. Rd1 Be6 10. Nf3 Nxc3 11. bxc3 O-O 12. c5 b6 13. Qb4 Qxa2 14. Bd3 bxc5
15. dxc5 Nc6 16. Qb5 Bd7 17. Qb7 Rfd8 18. O-O Rab8 19. Qc7 Rbc8 20. Qg3 Qa5 21.
c4 dxc4 22. Bxc4 Qb4 23. Bxe7 Nxe7 24. Qh4 Kg7 25. Qd4+ f6 26. Rfe1 Be6 27.
Bxe6 Rxd4 28. Rxd4 Qxd4 29. Nxd4 Rxc5 30. Bb3 Re5 31. Ra1 Bd2 32. g3 a5 33. Rd1
Bc3 34. Ne6+ Kh6 35. h4 Nc6 36. Rd7 Rb5 37. Bc4 Rb1+ 38. Kg2 Ne5 39. Rc7 Nxc4
40. Rxc4 Rb6 41. Nf4 Be5 42. Nd3 Bd6 43. g4 Kg7 44. Rd4 Kf7 45. f4 Ra6 46. Ra4
Ke6 47. Kf3 Kd5 48. f5 gxf5 49. gxf5 h5 50. Nf2 Kc6 51. Ne4 Be5 52. Ke3 Kb5 53.
Ra2 a4 54. Kd3 a3 55. Kc2 Rc6+ 56. Kb3 Bb2 57. Rxb2 axb2 58. Kxb2 Kc4 59. Ng3
Kd4 60. Nxh5 Ke5 61. Ng3 Rc8 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "7"]
[White "Klarenbeek, Hans"]
[Black "Pieterse, Gert"]
[Result "1/2-1/2"]
[ECO "A53"]
[PlyCount "42"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. Nf3 d6 3. c4 Bf5 4. Nc3 Nbd7 5. g3 Ne4 6. Bd2 Nxd2 7. Qxd2 Nb6 8.
b3 g6 9. Bg2 Bg7 10. O-O O-O 11. e4 Bg4 12. Ne1 c5 13. Nc2 Qc8 14. d5 Bh3 15.
Rae1 Bxg2 16. Kxg2 Nd7 17. f4 a6 18. a4 Qc7 19. Rf3 Qa5 20. Na3 Qb4 21. Ncb1
Qxd2+ 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "7"]
[White "Los, Sander"]
[Black "Van der Linde, Meindert"]
[Result "1-0"]
[ECO "C00"]
[PlyCount "57"]
[EventDate "1990.??.??"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4 cxb4 5. a3 Qa5 6. Be2 Ne7 7. O-O Nbc6 8. Bb2
Ng6 9. Re1 Bd7 10. d4 Rc8 11. axb4 Qxb4 12. Ba3 Qb6 13. Bxf8 Nxf8 14. Na3 Na5
15. Qd2 a6 16. h4 Nc4 17. Nxc4 dxc4 18. Qg5 Rg8 19. Nd2 Qxd4 20. Rad1 h6 21.
Qg3 Ng6 22. Nxc4 Rxc4 23. Rxd4 Rxd4 24. Qc3 Re4 25. Qc7 Ne7 26. Rd1 Nd5 27.
Qb8+ Ke7 28. Qd6+ Kd8 29. c4 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "7"]
[White "Okkes, Menno"]
[Black "Theulings, Paul-Peter"]
[Result "1-0"]
[ECO "C31"]
[PlyCount "55"]
[EventDate "1990.??.??"]

1. e4 e5 2. f4 d5 3. exd5 Bc5 4. Nc3 Nh6 5. Nf3 Bg4 6. Be2 Nf5 7. Ne4 Bb6 8. c4
c6 9. dxc6 Nxc6 10. c5 Bc7 11. fxe5 Bxf3 12. Bxf3 Bxe5 13. O-O O-O 14. d3 Nb4
15. Ng5 Qd4+ 16. Kh1 Qh4 17. Nh3 Rad8 18. Be4 Ng3+ 19. hxg3 Qxg3 20. Bf4 Bxf4
21. Nxf4 f5 22. Bxb7 Rf6 23. Rf3 Qh4+ 24. Kg1 g5 25. Qb3+ Kh8 26. Qxb4 g4 27.
g3 Qg5 28. Re3 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "7"]
[White "Reinderman, Dimitri"]
[Black "Peek, Marcel"]
[Result "1-0"]
[ECO "B62"]
[PlyCount "69"]
[EventDate "1990.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Bb5 Bd7 8.
Bxc6 bxc6 9. Qf3 Qb6 10. O-O-O Rb8 11. Nb3 Be7 12. e5 dxe5 13. Bxf6 gxf6 14.
Ne4 Qb4 15. c3 Qc4 16. Nxf6+ Bxf6 17. Qxf6 Qf4+ 18. Qxf4 exf4 19. Rd4 Rg8 20.
Rhd1 Rxg2 21. Rxd7 Rxf2 22. Rxa7 Rxh2 23. Rdd7 Rh1+ 24. Kc2 Rh2+ 25. Nd2 Rd8
26. Rxd8+ Kxd8 27. Rxf7 e5 28. Kd3 Rh3+ 29. Ke4 Ke8 30. Rb7 Re3+ 31. Kf5 f3 32.
Ke6 Kd8 33. Nc4 Rd3 34. Nd6 Rxd6+ 35. Kxd6 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "7"]
[White "Riemersma, Liafbern"]
[Black "Hoeksema, Erik"]
[Result "1-0"]
[ECO "C10"]
[PlyCount "109"]
[EventDate "1990.??.??"]

1. e4 e6 2. d4 d5 3. Nc3 Be7 4. Nf3 b6 5. Bb5+ c6 6. Bd3 Nf6 7. Qe2 Bb7 8. O-O
O-O 9. Bg5 Nbd7 10. Rad1 b5 11. e5 Ne8 12. Qe3 Nc7 13. Ne2 f5 14. exf6 Bxf6 15.
Bf4 Re8 16. Ne5 Nxe5 17. Bxe5 Rc8 18. Rfe1 Bxe5 19. Qxe5 Qf6 20. Nf4 a5 21. g3
Qxe5 22. Rxe5 Rcd8 23. Rde1 Bc8 24. h4 Rf8 25. R5e3 Rf6 26. Bf1 Bd7 27. Bh3 Kf7
28. Nd3 Ke7 29. f4 Kd6 30. Kg2 Na6 31. a3 Nc7 32. g4 Rff8 33. Kg3 Bc8 34. g5
Rde8 35. Bg4 Rd8 36. Nc5 Rde8 37. R1e2 Rh8 38. Bh5 Ref8 39. Nd3 Bd7 40. Ne5 g6
41. Bg4 Bc8 42. h5 gxh5 43. Bxh5 Rhg8 44. Bg4 Rg7 45. Nd3 Rff7 46. Rh2 Re7 47.
Ne5 b4 48. axb4 axb4 49. Rh6 c5 50. c3 cxd4 51. cxd4 Nb5 52. f5 Rxg5 53. f6 Rc7
54. f7 Ke7 55. Rf3 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "7"]
[White "Tiggelman, Rene"]
[Black "Bos, Niels"]
[Result "1-0"]
[ECO "D00"]
[PlyCount "99"]
[EventDate "1990.??.??"]

1. d4 d5 2. Bg5 Nf6 3. Nd2 Bf5 4. e3 e6 5. Ne2 Be7 6. Ng3 Bg6 7. Be2 c5 8. c3
Nc6 9. O-O O-O 10. f4 Nd7 11. Bxe7 Qxe7 12. Nf3 f6 13. Qd2 Nb6 14. Rae1 e5 15.
Nh4 cxd4 16. exd4 e4 17. Nhf5 Qc7 18. Ne3 f5 19. Rc1 Qd7 20. Bb5 a6 21. Bxc6
bxc6 22. b4 Nc4 23. Nxc4 dxc4 24. Qe2 Bf7 25. Rfd1 Bd5 26. Nf1 Rfb8 27. Ne3 Qf7
28. Rb1 h6 29. Rf1 Kh8 30. a4 Rb7 31. g3 Be6 32. Rb2 Rg8 33. Kh1 Rf8 34. Rg1 g5
35. Rbb1 g4 36. Rb2 Qg8 37. h3 h5 38. hxg4 hxg4 39. Rg2 Rff7 40. Rh2+ Rh7 41.
Qf1 Rxh2+ 42. Rxh2+ Rh7 43. Rxh7+ Kxh7 44. Kg2 Kg6 45. Qh1 Qh7 46. Qxh7+ Kxh7
47. d5 Bd7 48. dxc6 Bxc6 49. Nxf5 Bxa4 50. Kf2 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "7"]
[White "Timmerman, Gert"]
[Black "Van Mil, Johan"]
[Result "1/2-1/2"]
[ECO "B19"]
[PlyCount "25"]
[EventDate "1990.??.??"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5
Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. O-O-O Be7 13. Qe2 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "7"]
[White "Van Dijken, Rex"]
[Black "Visser, Yge"]
[Result "1/2-1/2"]
[ECO "E94"]
[PlyCount "96"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 O-O 6. Be2 Na6 7. O-O e5 8. d5
Nc5 9. Qc2 a5 10. Ne1 Nh5 11. Bxh5 gxh5 12. Nd3 Nxd3 13. Qxd3 f5 14. f3 b6 15.
Bd2 Qf6 16. b3 Qg6 17. Kh1 Bf6 18. a3 Kh8 19. Qe2 Rg8 20. b4 Rg7 21. Rg1 Bg5
22. Bxg5 Qxg5 23. c5 bxc5 24. bxc5 Qg6 25. Rab1 Ba6 26. Qd2 dxc5 27. exf5 Qxf5
28. Ne4 Rd8 29. Rbc1 Bb7 30. Rxc5 h4 31. h3 Rgd7 32. Qxa5 Bxd5 33. Rxc7 Bxe4
34. fxe4 Qxe4 35. Rxd7 Rxd7 36. Re1 Qd5 37. Qxd5 Rxd5 38. Re4 Ra5 39. Kh2 Kg7
40. Rxh4 Rxa3 41. Re4 Kf6 42. Rb4 h5 43. Rb7 Kf5 44. Rf7+ Kg6 45. Re7 Kf6 46.
Rh7 Kg5 47. Rg7+ Kf4 48. Rf7+ Kg5 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "7"]
[White "Van de Oudeweetering, Arthur"]
[Black "Kuijf, Nico"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "161"]
[EventDate "1990.??.??"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6. Na3 Nc6 7. Be2 Be7 8. Nb5
Qd8 9. dxc5 Bxc5 10. Qxd8+ Kxd8 11. Bf4 Nd5 12. Rd1 Ke7 13. Bg3 a6 14. Nbd4
Nxd4 15. Nxd4 Rd8 16. Bf3 Nf6 17. Nb3 Bd6 18. Na5 Bxg3 19. hxg3 Rxd1+ 20. Kxd1
g5 21. Kc2 Rb8 22. Nc4 g4 23. Be2 Bd7 24. Ne5 h5 25. Nxd7 Kxd7 26. Rd1+ Ke7 27.
Rd4 Rc8 28. a4 a5 29. Kd2 e5 30. Rc4 Rxc4 31. Bxc4 Ne4+ 32. Ke3 Nc5 33. Bb5 f5
34. b4 Ne4 35. bxa5 Nxc3 36. Kd3 Ne4 37. Ke3 Nc5 38. f3 Kf6 39. Kf2 Kg5 40. Bc4
Nxa4 41. Bd5 Nc3 42. Bxb7 Nb5 43. Bc6 Na7 44. Bd7 f4 45. gxf4+ exf4 46. a6 Kh4
47. Be6 Kg5 48. Bf7 Nc6 49. Be8 Na7 50. Ke2 Kh4 51. Kd3 Kg5 52. Bf7 h4 53. Ke2
h3 54. gxh3 g3 55. Kf1 Kh4 56. Kg2 Kg5 57. Bc4 Kh4 58. Bf1 Kg5 59. Kg1 Nc6 60.
Bg2 Kf5 61. Kf1 Ke5 62. Ke1 Kd4 63. Kd2 Kc5 64. h4 Kb6 65. Kd3 Kxa6 66. Ke4 Kb6
67. h5 Kc7 68. h6 Nd8 69. Kxf4 Kd6 70. Kf5 Ke7 71. Kg6 Kf8 72. h7 Nf7 73. Kf6
Nh8 74. f4 Nf7 75. Bd5 Nh8 76. f5 g2 77. Bxg2 Nf7 78. Bd5 Nh8 79. Bb3 Nf7 80.
Kg6 Ne5+ 81. Kh6 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "7"]
[White "Vanheste, Jeroen"]
[Black "Van der Werf, Mark"]
[Result "1/2-1/2"]
[ECO "A32"]
[PlyCount "59"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 Qc7 6. Nd2 Bc5 7. N2b3 Be7 8.
Qd3 a6 9. Bg2 Nc6 10. c5 Nb4 11. Qc4 Nfd5 12. e4 b5 13. Qe2 Nf6 14. e5 Nfd5 15.
a3 Nc6 16. Bxd5 exd5 17. Nf3 a5 18. Bf4 Qa7 19. Rc1 Ba6 20. Qd2 b4 21. Qxd5 O-O
22. Nbd2 Rac8 23. Be3 Nd8 24. Ne4 Ne6 25. axb4 axb4 26. Nfd2 Qb8 27. f3 Qb5 28.
Rc4 Bb7 29. Qd3 Ba6 30. Qd5 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "8"]
[White "Bartels, Hans"]
[Black "Tiggelman, Rene"]
[Result "1-0"]
[ECO "A36"]
[PlyCount "77"]
[EventDate "1990.??.??"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 c5 6. Nge2 Nc6 7. O-O d6 8. d3
a6 9. h3 Rb8 10. a4 Ne8 11. Be3 Nc7 12. d4 cxd4 13. Nxd4 Ne6 14. Nde2 Nc5 15.
b3 Bd7 16. Kh2 Nb4 17. f4 Qc8 18. Rb1 b5 19. axb5 axb5 20. Nd5 Nxd5 21. cxd5
Rb7 22. Bd4 Rc7 23. Bxg7 Kxg7 24. Nd4 e5 25. dxe6 fxe6 26. Qe2 Qe8 27. e5 d5
28. Rfc1 b4 29. Rc2 Qb8 30. Rbc1 Rfc8 31. h4 Qb6 32. Qe3 Kf7 33. f5 exf5 34.
Qh6 Kg8 35. Bxd5+ Ne6 36. Rxc7 Rxc7 37. Rxc7 Qxc7 38. Nxe6 Qc2+ 39. Kh3 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "8"]
[White "Hoeksema, Erik"]
[Black "Boersma, Paul"]
[Result "1-0"]
[ECO "E91"]
[PlyCount "85"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Na6 7. O-O e5 8. Re1
exd4 9. Nxd4 Re8 10. f3 Nh5 11. Be3 f5 12. Qd2 f4 13. Bf2 Be5 14. Rad1 c6 15.
a3 Qf6 16. b4 Nc7 17. Rc1 Kh8 18. Red1 Ng7 19. Nb3 b6 20. Bd4 Nge6 21. Bxe5
dxe5 22. Nd5 cxd5 23. cxd5 Bb7 24. dxe6 Nxe6 25. Bb5 Red8 26. Qe2 Rxd1+ 27.
Rxd1 Rd8 28. Bc4 Rxd1+ 29. Qxd1 Nd4 30. Nxd4 exd4 31. Qd3 Qe5 32. Ba2 Kg7 33.
Kf2 g5 34. Qc4 Kh6 35. Qf7 Ba6 36. Qf8+ Qg7 37. Qd6+ Kh5 38. Be6 Qf6 39. e5 Qg6
40. Bg4+ Kh6 41. Qf8+ Qg7 42. Qd6+ Qg6 43. Bf5 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "8"]
[White "Kamstra, Cor"]
[Black "Bertholee, Rob"]
[Result "0-1"]
[ECO "E30"]
[PlyCount "66"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 c5 5. d5 b5 6. e4 h6 7. Bh4 d6 8. Bd3 bxc4
9. Bxc4 O-O 10. Nge2 e5 11. O-O g5 12. Bg3 Nh5 13. a3 Ba5 14. Rb1 f5 15. b4
cxb4 16. axb4 Bb6 17. Bxe5 f4 18. Bd4 f3 19. gxf3 Bh3 20. Re1 Nd7 21. e5 Nxe5
22. Bxe5 dxe5 23. d6+ Kh8 24. Ng3 Nf4 25. Nge4 g4 26. fxg4 Rc8 27. Ba2 Qh4 28.
Nd5 Nxd5 29. Qxd5 Qxg4+ 30. Ng3 Rxf2 31. Qxe5+ Kh7 32. Qe4+ Qxe4 33. Nxe4 Rxa2+
0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "8"]
[White "Kuijf, Nico"]
[Black "Los, Sander"]
[Result "0-1"]
[ECO "D01"]
[PlyCount "86"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. Nf3 g6 5. Qd2 Ne4 6. Nxe4 dxe4 7. Ng1 h6 8.
Bf4 Bg7 9. O-O-O Nb6 10. f3 e3 11. Bxe3 Nc4 12. Qc3 Nxe3 13. Qxe3 c5 14. d5 Qd6
15. Qd2 c4 16. c3 b5 17. e4 f5 18. Ne2 fxe4 19. fxe4 O-O 20. Nd4 Bd7 21. Nf3
Bg4 22. Be2 Bxf3 23. gxf3 Rab8 24. Rdg1 Kh7 25. Kc2 b4 26. Rb1 bxc3 27. bxc3
Qa3 28. Bxc4 Rbc8 29. Qd3 Rxc4 30. Qxc4 Rxf3 31. Qb4 Rxc3+ 32. Kd2 Qxa2+ 33.
Rb2 Qa6 34. Qxc3 Bxc3+ 35. Kxc3 Qf6+ 36. Kc2 Qf3 37. Rd1 Qxe4+ 38. Kc3 a5 39.
Rb7 h5 40. Rd4 Qe1+ 41. Kd3 Kh6 42. h4 e5 43. Re4 Qd1+ 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "8"]
[White "Okkes, Menno"]
[Black "Van Dijken, Rex"]
[Result "1-0"]
[ECO "C33"]
[PlyCount "75"]
[EventDate "1990.??.??"]

1. e4 e5 2. f4 exf4 3. Be2 h6 4. d4 g5 5. h4 Bg7 6. c3 d6 7. Qd3 Nf6 8. g3 Qe7
9. hxg5 Nxe4 10. gxf4 hxg5 11. Rxh8+ Bxh8 12. fxg5 Nc6 13. d5 Nb8 14. Bf4 Bf5
15. Nd2 Nd7 16. Qe3 a6 17. O-O-O Nec5 18. Nc4 Qxe3+ 19. Nxe3 Bg6 20. Nf3 Kf8
21. Nh4 Be4 22. Ng4 Re8 23. Bf1 Ne5 24. Nf2 Bh7 25. Kd2 b5 26. Re1 Ng6 27.
Rxe8+ Kxe8 28. Nxg6 Bxg6 29. Nd3 Na4 30. Nb4 Nc5 31. Nxa6 Ne4+ 32. Ke3 f6 33.
Bd3 f5 34. Bxe4 fxe4 35. Nxc7+ Kd7 36. Nxb5 Bf7 37. Nxd6 Bxd5 38. a3 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "8"]
[White "Peek, Marcel"]
[Black "Krudde, Fitzgerald"]
[Result "1-0"]
[ECO "E91"]
[PlyCount "109"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Bg4 7. Bg5 c6 8. O-O
Nbd7 9. h3 Bxf3 10. Bxf3 Qa5 11. Qd2 Rfc8 12. a3 e5 13. d5 cxd5 14. b4 Qc7 15.
Nxd5 Nxd5 16. cxd5 Bf6 17. Be3 a6 18. Rfc1 Qd8 19. g3 h5 20. h4 Nb6 21. Be2 Kf8
22. Bf1 Rxc1 23. Rxc1 Be7 24. Bh3 Nd7 25. Qc3 Nf6 26. f3 Ne8 27. a4 g5 28. hxg5
Bxg5 29. Qd2 Bxe3+ 30. Qxe3 Qf6 31. Rc8 Rxc8 32. Bxc8 h4 33. g4 h3 34. Kh2 Qh4
35. Bxb7 f5 36. exf5 Nf6 37. Qg1 Qg5 38. Kxh3 Qd2 39. Qb6 Qh6+ 40. Kg2 Qd2+ 41.
Qf2 Qxb4 42. Bc6 Qf4 43. Qb2 Ne4 44. fxe4 Qxg4+ 45. Kf1 Qf3+ 46. Ke1 Qe3+ 47.
Kd1 Qd3+ 48. Kc1 Qf1+ 49. Kc2 Qc4+ 50. Kd2 Ke7 51. Qb6 Qxe4 52. Qc7+ Kf6 53.
Qxd6+ Kxf5 54. Bd7+ Kf4 55. Qh6+ 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "8"]
[White "Peelen, Piet"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "70"]
[EventDate "1990.??.??"]

1. e4 c5 2. Nf3 d6 3. Nc3 a6 4. g3 g6 5. Bg2 Bg7 6. O-O Nc6 7. d3 Nf6 8. h3 O-O
9. Be3 Qc7 10. a4 Rb8 11. Nh4 b5 12. axb5 axb5 13. f4 b4 14. Ne2 Nd7 15. Rb1
Ra8 16. f5 Ra2 17. b3 Nd4 18. Rc1 Nxe2+ 19. Qxe2 Ne5 20. g4 Nc6 21. Rf2 Nd4 22.
Qf1 d5 23. Bf4 Qd8 24. fxg6 hxg6 25. exd5 Bb7 26. Bg5 Bxd5 27. Bxd5 Qxd5 28.
Bxe7 Re8 29. c4 Rxf2 30. Qxf2 Qd7 31. Bg5 Ne2+ 32. Kg2 Nxc1 33. Bxc1 Qxd3 34.
Qf4 Re2+ 35. Kg1 Qd1+ 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "8"]
[White "Pieterse, Gert"]
[Black "Van der Werf, Mark"]
[Result "1-0"]
[ECO "E22"]
[PlyCount "71"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 Qe7 5. a3 Bxc3+ 6. Qxc3 b6 7. Nf3 Bb7 8.
e3 d6 9. Be2 Nbd7 10. b3 O-O 11. Bb2 c5 12. O-O Ne4 13. Qc2 f5 14. Ne1 Qg5 15.
Bc1 cxd4 16. f3 dxe3 17. fxe4 Bxe4 18. Qc3 f4 19. Qd4 d5 20. cxd5 exd5 21. Bf3
Rae8 22. b4 Rf7 23. Bb2 Nf8 24. Rc1 Ng6 25. Qd1 Nh4 26. Qe2 Nf5 27. Bh5 g6 28.
Bg4 Nh4 29. Ba1 h5 30. Qb2 Rh7 31. Rc7 Qh6 32. Rc8 Rhe7 33. Qf6 Qf8 34. Rxe8
Qxe8 35. Qh8+ Kf7 36. Qg7# 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "8"]
[White "Theulings, Paul-Peter"]
[Black "Bos, Niels"]
[Result "1-0"]
[ECO "A32"]
[PlyCount "77"]
[EventDate "1990.??.??"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 c5 4. d4 cxd4 5. Nxd4 Bb4 6. Qb3 Na6 7. a3 Be7 8. g3
b6 9. Bg2 Bb7 10. e4 O-O 11. O-O Nc5 12. Qc2 d5 13. cxd5 exd5 14. e5 Nfe4 15.
Nf5 Nxc3 16. Qxc3 Qd7 17. Bh3 Ne6 18. Qf3 Kh8 19. Qg4 d4 20. Bg2 Bxg2 21. Kxg2
Bc5 22. b4 Be7 23. Rd1 Rad8 24. Bb2 d3 25. Rd2 f6 26. Nxe7 Qxe7 27. exf6 gxf6
28. Rad1 Ng7 29. Rxd3 Rxd3 30. Rxd3 Qb7+ 31. Qf3 Qe7 32. Qd5 h6 33. Re3 Qc7 34.
Rf3 Qe7 35. Qc6 Ne8 36. Re3 Qf7 37. Re6 Kg7 38. Qe4 Qg6 39. Re7+ 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "8"]
[White "Van Mil, Johan"]
[Black "Vanheste, Jeroen"]
[Result "1-0"]
[ECO "A47"]
[PlyCount "47"]
[EventDate "1990.??.??"]

1. d4 e6 2. Nf3 Nf6 3. e3 c5 4. Bd3 b6 5. O-O Bb7 6. Nbd2 Nc6 7. c3 Be7 8. e4
cxd4 9. cxd4 Nb4 10. Bb1 Ba6 11. Re1 Nd3 12. Bxd3 Bxd3 13. d5 Bc5 14. b4 Bxb4
15. Qb3 Bxd2 16. Nxd2 Ba6 17. Ba3 b5 18. dxe6 fxe6 19. e5 Nd5 20. Ne4 Kf7 21.
Rad1 Qa5 22. Qf3+ Kg6 23. Nd6 Qc3 24. Qg4+ 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.12.01"]
[Round "8"]
[White "Van Wely, Loek"]
[Black "Timmerman, Gert"]
[Result "1-0"]
[ECO "A81"]
[WhiteElo "2400"]
[BlackElo "2300"]
[PlyCount "93"]
[EventDate "1990.??.??"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. O-O O-O 6. b3 d5 7. c4 c6 8. Nc3 Be6
9. Qd3 Kh8 10. Ba3 Bg8 11. Rac1 Re8 12. Ne5 e6 13. f4 Nbd7 14. h3 Rc8 15. Kh2
Ne4 16. Nxe4 fxe4 17. Qd2 Nf6 18. e3 Nd7 19. Bb4 Ra8 20. a4 Bf8 21. Bxf8 Rxf8
22. Qb4 Nxe5 23. fxe5 Rb8 24. Qc5 a6 25. b4 Rc8 26. h4 Rxf1 27. Rxf1 b6 28. Qd6
Qxd6 29. exd6 dxc4 30. Bxe4 Rd8 31. Rc1 b5 32. Bxc6 Rxd6 33. axb5 axb5 34. Bxb5
Rb6 35. Bxc4 Rxb4 36. Kg2 Kg7 37. g4 Kf6 38. g5+ Ke7 39. Kf3 Bf7 40. Bd3 e5 41.
Rc7+ Kf8 42. Ke4 exd4 43. exd4 Rb2 44. d5 Rh2 45. d6 Rxh4+ 46. Ke5 Be8 47. Rc8
1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "8"]
[White "Van der Linde, Meindert"]
[Black "Duijn, Richard"]
[Result "1-0"]
[ECO "A40"]
[PlyCount "31"]
[EventDate "1990.??.??"]

1. d4 e6 2. c4 Bb4+ 3. Bd2 a5 4. Nc3 f5 5. g3 d6 6. Nf3 Nd7 7. Qc2 Ngf6 8. Bg2
O-O 9. O-O e5 10. Qxf5 Bxc3 11. Bxc3 e4 12. Ng5 Nc5 13. Qf4 Ng4 14. Qc1 e3 15.
Bd5+ Kh8 16. fxe3 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "8"]
[White "Visser, Yge"]
[Black "Van de Oudeweetering, Arthur"]
[Result "1/2-1/2"]
[ECO "C78"]
[PlyCount "125"]
[EventDate "1990.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bb7 7. d3 Bd6 8. a4
Na5 9. Ba2 O-O 10. Bd2 b4 11. Na3 c5 12. Nc4 Nxc4 13. Bxc4 h6 14. h3 Re8 15.
Nh2 Bf8 16. Ng4 d5 17. exd5 Nxd5 18. Qf3 Qd6 19. Bxh6 Rab8 20. Rae1 Nf4 21. Qg3
Nh5 22. Qh4 Qg6 23. Qg5 Qxg5 24. Bxg5 Bd6 25. Ne3 Nf4 26. Nf5 Bc7 27. f3 Kf8
28. h4 Ne6 29. Be3 Nd4 30. Bxd4 exd4 31. Kf2 Bf4 32. g3 g6 33. gxf4 gxf5 34.
Re5 Rxe5 35. fxe5 f4 36. Rg1 Bc8 37. h5 Rb6 38. Rg5 a5 39. e6 Bxe6 40. Bxe6
fxe6 41. Rxc5 b3 42. c4 dxc3 43. Rxc3 Kg7 44. Rc5 Rd6 45. Ke2 Rd5 46. Rb5 Kh6
47. Rxb3 Re5+ 48. Kd2 Re3 49. Rb5 Rxf3 50. Rxa5 Rf2+ 51. Kc3 f3 52. Re5 Rf1 53.
Rxe6+ Kxh5 54. Rf6 Kg5 55. Rf8 Kg4 56. a5 f2 57. Kb4 Kg3 58. a6 Rb1 59. Kc5
Rxb2 60. d4 Ra2 61. Kb5 Rb2+ 62. Kc5 Rc2+ 63. Kb5 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "8"]
[White "Welling, Gerard"]
[Black "Reinderman, Dimitri"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "80"]
[EventDate "1990.??.??"]

1. Nc3 c5 2. e4 e6 3. f4 Nc6 4. Nf3 Nge7 5. d4 cxd4 6. Nxd4 Nxd4 7. Qxd4 Nc6 8.
Qf2 d5 9. Bd3 Be7 10. Bd2 O-O 11. a3 f5 12. exd5 exd5 13. O-O Kh8 14. Ne2 d4
15. Kh1 Be6 16. Ng3 Qd7 17. Rfe1 Bh4 18. Re2 Rad8 19. Rae1 Bd5 20. c4 Bg8 21.
Qf3 g6 22. b4 Ne7 23. b5 Rf7 24. Bb4 Rg7 25. a4 Nc8 26. Ba3 Nb6 27. Bb2 Nxa4
28. Ba1 Nc3 29. Rc2 Bf6 30. Nf1 Re7 31. Rxe7 Qxe7 32. Qf2 Kg7 33. Kg1 b6 34.
Ng3 Qc5 35. Ne2 Bxc4 36. Bxc4 Qxc4 37. Nxc3 dxc3 38. Qe1 Qd4+ 39. Kh1 Qd1 40.
Qxd1 Rxd1# 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "8"]
[White "Zagema, Wieb"]
[Black "Klarenbeek, Hans"]
[Result "1/2-1/2"]
[ECO "B50"]
[PlyCount "124"]
[EventDate "1990.??.??"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. d3 e6 5. Bb3 Be7 6. O-O O-O 7. c3 b5 8. Re1
Bb7 9. Nbd2 Nc6 10. Bc2 Qc7 11. Nf1 Rac8 12. Bg5 h6 13. Bf4 Ne5 14. Rc1 Ng6 15.
Bd2 Rfe8 16. Ng3 Ne5 17. Qe2 Nxf3+ 18. Qxf3 d5 19. Qe2 dxe4 20. dxe4 Rcd8 21.
Be3 a6 22. c4 Qc6 23. b3 e5 24. f3 b4 25. Nf5 Bf8 26. Qf2 Bc8 27. Qg3 Nh5 28.
Qh4 Bxf5 29. exf5 Nf6 30. Qg3 a5 31. Rcd1 Nh5 32. Qh4 Nf6 33. Qf2 Rxd1 34. Rxd1
e4 35. fxe4 Nxe4 36. Qf3 Qa8 37. Bxe4 Qxe4 38. Qxe4 Rxe4 39. Kf2 Re8 40. Rd5
Rc8 41. Rd7 Ra8 42. Rc7 a4 43. Kf3 axb3 44. axb3 f6 45. Bxc5 Bxc5 46. Rxc5 Ra3
47. Ke4 Rxb3 48. Rb5 Rb2 49. g3 b3 50. Kd4 Kf8 51. Kc3 Rxh2 52. Kxb3 Ke7 53.
Rd5 Rh3 54. c5 Rxg3+ 55. Kb4 g6 56. c6 gxf5 57. c7 Rg8 58. Kc5 Rc8 59. Kc6 f4
60. Kb7 Rf8 61. c8=Q Rxc8 62. Kxc8 Ke6 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "9"]
[White "Bos, Niels"]
[Black "Kuijf, Nico"]
[Result "1-0"]
[ECO "A01"]
[PlyCount "87"]
[EventDate "1990.??.??"]

1. b3 d5 2. Bb2 Nf6 3. Nf3 c6 4. e3 Bg4 5. Be2 e6 6. O-O Nbd7 7. d4 Bd6 8. c4
O-O 9. Nc3 Qe7 10. Qc2 dxc4 11. bxc4 e5 12. Rad1 e4 13. Ne1 Rfe8 14. h3 Bf5 15.
Bc1 Bg6 16. Qb3 Rab8 17. f4 exf3 18. Bxf3 Bc7 19. c5 Nh5 20. Nd3 Ng3 21. Rfe1
Nf6 22. Nf2 Nf5 23. e4 Nh4 24. e5 Nxf3+ 25. gxf3 Nh5 26. Nce4 h6 27. f4 Qh4 28.
Qf3 f5 29. Nd6 Bxd6 30. cxd6 Bf7 31. Kh2 Bd5 32. Qe3 Kh7 33. Rg1 Re6 34. Nd3
Rg8 35. Rdf1 b6 36. a4 g5 37. fxg5 hxg5 38. Rxf5 g4 39. Rxh5+ Qxh5 40. Nf4 Qf5
41. Nxe6 g3+ 42. Rxg3 Rxg3 43. Kxg3 Qxe6 44. Qg5 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "9"]
[White "Duijn, Richard"]
[Black "Tiggelman, Rene"]
[Result "1-0"]
[ECO "A15"]
[PlyCount "89"]
[EventDate "1990.??.??"]

1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. e3 O-O 5. c4 d6 6. d4 c5 7. d5 e6 8. dxe6
fxe6 9. Be2 b6 10. O-O Bb7 11. Nc3 a6 12. Qd2 Qe7 13. Rad1 Ne8 14. Nb1 Nd7 15.
Bxg7 Qxg7 16. Qc3 Qh6 17. Rfe1 Ra7 18. Qd3 Bxf3 19. gxf3 Ne5 20. Qe4 Nf6 21.
Qf4 g5 22. Qg3 Nh5 23. Qh3 Rf6 24. Kh1 Raf7 25. f4 g4 26. Rg1 Rg6 27. Bxg4 Nxg4
28. Rxg4 Rxg4 29. Qxg4+ Rg7 30. Qf3 Qg6 31. Nc3 Nf6 32. Ne2 Qc2 33. Ng3 d5 34.
f5 Ng4 35. Rf1 Ne5 36. Qh5 Kf8 37. f6 Rxg3 38. Qxe5 Rg8 39. Qd6+ Kf7 40. Qe7+
Kg6 41. Rg1+ Kh6 42. Rxg8 Qe4+ 43. Kg1 Qb1+ 44. Kg2 Qe4+ 45. f3 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "9"]
[White "Hoeksema, Erik"]
[Black "Zagema, Wieb"]
[Result "1-0"]
[ECO "B00"]
[PlyCount "83"]
[EventDate "1990.??.??"]

1. Nf3 Nc6 2. d4 d6 3. Nc3 Nf6 4. e4 Bg4 5. Be2 e6 6. O-O Be7 7. h3 Bh5 8. d5
exd5 9. exd5 Bxf3 10. Bxf3 Ne5 11. Be2 O-O 12. a4 Ne8 13. a5 a6 14. Be3 g6 15.
Qd2 Ng7 16. f4 Nd7 17. g4 Re8 18. Bf3 Bh4 19. Bd4 Bf6 20. Ne4 Bxd4+ 21. Qxd4
Qh4 22. Kg2 Re7 23. Qf2 Qxf2+ 24. Nxf2 h6 25. Rfe1 Rae8 26. Rxe7 Rxe7 27. Ra3
Re8 28. Rc3 Rc8 29. b4 Kf8 30. Kf1 Ke7 31. Re3+ Kd8 32. Nd3 Nf6 33. c4 Kd7 34.
c5 Re8 35. Kf2 Kc8 36. Rxe8+ Nfxe8 37. Ke3 f5 38. g5 h5 39. Ne1 Kd7 40. c6+
bxc6 41. dxc6+ Kc8 42. Bd5 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "9"]
[White "Krudde, Fitzgerald"]
[Black "Theulings, Paul-Peter"]
[Result "1-0"]
[ECO "E21"]
[PlyCount "47"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. g3 Bb7 6. Bg2 c5 7. O-O d6 8. dxc5
Bxc3 9. cxd6 Ba5 10. a3 O-O 11. b4 Nc6 12. Nd4 Qd7 13. Nxc6 Bxc6 14. Qd4 Bxg2
15. Kxg2 Qc6+ 16. f3 e5 17. Qxe5 Rfe8 18. Qb2 Rac8 19. bxa5 Qxc4 20. Rf2 Qc6
21. Bf4 Nd5 22. Qd2 Red8 23. Rd1 Nf6 24. e4 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "9"]
[White "Los, Sander"]
[Black "Peelen, Piet"]
[Result "1/2-1/2"]
[ECO "B10"]
[PlyCount "101"]
[EventDate "1990.??.??"]

1. e4 c6 2. d3 g6 3. g3 Bg7 4. Bg2 d6 5. c4 Nf6 6. Nc3 O-O 7. Nge2 e5 8. O-O
Nbd7 9. h3 a6 10. Be3 b5 11. b4 Rb8 12. cxb5 axb5 13. a4 bxa4 14. Qxa4 Bb7 15.
b5 cxb5 16. Nxb5 Bc6 17. Rab1 d5 18. Rfc1 d4 19. Rxc6 dxe3 20. f4 Nh5 21. Rf1
Rb6 22. Rxb6 Qxb6 23. Nbc3 Nxg3 24. Qxd7 Nxf1 25. Nd5 Qb1 26. Bxf1 Qe1 27. Nxe3
Ra8 28. fxe5 Bxe5 29. Qd5 Qa1 30. Ng4 Bg7 31. e5 h5 32. Nf6+ Bxf6 33. exf6 Ra5
34. Qd8+ Kh7 35. Qe7 Rg5+ 36. Kh2 Qe5+ 37. Qxe5 Rxe5 38. Kg3 Rf5 39. Bg2 Rxf6
40. Be4 Rd6 41. Kf4 f5 42. Ke5 fxe4 43. Kxd6 exd3 44. Nc3 Kh6 45. Ke5 Kg5 46.
Ne4+ Kh4 47. Nf2 d2 48. Kf4 g5+ 49. Kf3 g4+ 50. hxg4 hxg4+ 51. Kg2 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "9"]
[White "Peek, Marcel"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "A42"]
[PlyCount "117"]
[EventDate "1990.??.??"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. d5 Nce7 7. g4 f5 8. gxf5
gxf5 9. Qh5+ Ng6 10. exf5 Qh4 11. Qxh4 Nxh4 12. Nb5 Kd8 13. Nxa7 Bxf5 14. Nb5
Bh6 15. Bxh6 Nxh6 16. Nc3 Rg8 17. Be2 e4 18. Nd1 Ng2+ 19. Kd2 Nf4 20. Ne3 Bd7
21. f3 Nf5 22. fxe4 Nd4 23. Bd1 Re8 24. Ne2 Nf3+ 25. Kc2 Rxe4 26. Nxf4 Rxe3 27.
Bxf3 Rxf3 28. Raf1 Bf5+ 29. Kd2 Rxf1 30. Rxf1 Rxa2 31. Kc3 Ke7 32. Ne2 Bg6 33.
Nd4 Ra8 34. Ne6 c6 35. Nf4 Bf5 36. Rg1 Kf6 37. Nh5+ Ke5 38. Re1+ Be4 39. Ng3
cxd5 40. cxd5 Ra4 41. b4 Kxd5 42. Nxe4 Ra3+ 43. Kb2 Rh3 44. Re2 b5 45. Nc3+ Kc4
46. Re4+ Kd3 47. Kb3 h5 48. Re6 d5 49. Re5 d4 50. Nxb5 h4 51. Rd5 Ke2+ 52. Kc4
d3 53. Nc3+ Kd2 54. Ne4+ Kc2 55. Nf2 Rxh2 56. Nxd3 h3 57. Rh5 Rh1 58. Nf2 Rg1
59. Rxh3 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "9"]
[White "Reinderman, Dimitri"]
[Black "Boersma, Paul"]
[Result "1/2-1/2"]
[ECO "B13"]
[PlyCount "39"]
[EventDate "1990.??.??"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. cxd5 Nxd5 8.
Qb3 Bxf3 9. gxf3 Nb6 10. Be3 e6 11. O-O-O Be7 12. d5 exd5 13. Nxd5 Nxd5 14.
Rxd5 Qc7 15. Kb1 O-O 16. f4 Nb4 17. Rd4 Nc6 18. Rd5 Nb4 19. Rd4 Nc6 20. Rd5
1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.12.02"]
[Round "9"]
[White "Riemersma, Liafbern"]
[Black "Van Wely, Loek"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "2400"]
[BlackElo "2400"]
[PlyCount "102"]
[EventDate "1990.??.??"]

1. d4 d6 2. e4 g6 3. Nc3 Bg7 4. f4 Nf6 5. Nf3 c5 6. Bb5+ Bd7 7. e5 Ng4 8. e6
Bxb5 9. exf7+ Kd7 10. Nxb5 Qa5+ 11. Nc3 cxd4 12. Nxd4 h5 13. Qf3 Nc6 14. Nde2
Raf8 15. h3 Nh6 16. Be3 Nf5 17. Bf2 Rxf7 18. b4 Qa3 19. O-O Rc8 20. Rab1 Ncd4
21. Qxb7+ Rc7 22. Qe4 Nxe2+ 23. Nxe2 Qxa2 24. c3 Rf6 25. Qd3 Re6 26. Qb5+ Kd8
27. Nd4 Bxd4 28. cxd4 Re2 29. Ra1 Qc4 30. Qb8+ Kd7 31. Rxa7 Rxa7 32. Qxa7+ Ke8
33. Qa8+ Kf7 34. Qf3 Rb2 35. Rd1 Qxb4 36. g4 Rb3 37. Qg2 hxg4 38. hxg4 Ne3 39.
Bxe3 Rxe3 40. Rd2 Qc3 41. Kh2 Rh3+ 42. Qxh3 Qxd2+ 43. Kg3 Qe3+ 44. Kh4 Qxf4 45.
Qc3 Qh2+ 46. Kg5 Kg7 47. d5+ Qe5+ 48. Qxe5+ dxe5 49. Kh4 Kf8 50. Kg5 Kf7 51.
Kh4 e6 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "9"]
[White "Timmerman, Gert"]
[Black "Vanheste, Jeroen"]
[Result "1-0"]
[ECO "C17"]
[PlyCount "75"]
[EventDate "1990.??.??"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 cxd4 6. axb4 dxc3 7. Nf3 Ne7 8. Bd3
Qc7 9. Ra3 cxb2 10. Bxb2 Nbc6 11. Qd2 a5 12. bxa5 Rxa5 13. O-O Bd7 14. Rfa1 b6
15. Rxa5 Nxa5 16. Ba3 Bc6 17. Qg5 Ng6 18. h4 Nc4 19. Bxc4 dxc4 20. h5 h6 21.
Qg3 Ne7 22. Nd4 Qd7 23. Nxc6 Qxc6 24. Bxe7 Kxe7 25. Qa3+ Kd7 26. Qa7+ Qc7 27.
Rd1+ Kc8 28. Qa8+ Qb8 29. Qa6+ Qb7 30. Qxc4+ Kb8 31. Qg4 Rg8 32. Rd6 g5 33. Qd4
Qc7 34. Rxb6+ Kc8 35. Rd6 Qxc2 36. g3 g4 37. Qb6 Qb1+ 38. Qxb1 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "9"]
[White "Van Dijken, Rex"]
[Black "Welling, Gerard"]
[Result "0-1"]
[ECO "B06"]
[PlyCount "71"]
[EventDate "1990.??.??"]

1. d4 g6 2. e4 d6 3. Nc3 a6 4. Be3 Bg7 5. Qd2 Nd7 6. f4 b5 7. Nf3 Bb7 8. a3 c5
9. Be2 b4 10. axb4 cxb4 11. Na2 Bxe4 12. Nxb4 a5 13. Na6 Ngf6 14. b4 axb4 15.
O-O O-O 16. Nxb4 Nb6 17. Rxa8 Qxa8 18. c4 Qa3 19. d5 Nbd7 20. Nc6 Re8 21. Nfd4
Nc5 22. Nb5 Qb3 23. Nc7 Rf8 24. Nxe7+ Kh8 25. Nb5 Re8 26. Bxc5 dxc5 27. d6 Nd7
28. f5 Ra8 29. f6 Nxf6 30. d7 Nxd7 31. Rxf7 Ne5 32. Nd6 h6 33. Rf1 Ra2 34. Qf4
Rxe2 35. Nxe4 Qxc4 36. Nf2 0-1

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "9"]
[White "Van Mil, Johan"]
[Black "Pieterse, Gert"]
[Result "1/2-1/2"]
[ECO "D00"]
[PlyCount "11"]
[EventDate "1990.??.??"]

1. d4 d5 2. e3 Nf6 3. Bd3 g6 4. Nf3 Bg7 5. O-O O-O 6. Nbd2 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "9"]
[White "Van de Oudeweetering, Arthur"]
[Black "Bertholee, Rob"]
[Result "1-0"]
[ECO "C10"]
[PlyCount "35"]
[EventDate "1990.??.??"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. g3 Ngf6 6. Nxf6+ Nxf6 7. Bg2 c5 8.
Nf3 cxd4 9. Qxd4 Qxd4 10. Nxd4 Bc5 11. Nb3 Bd6 12. O-O a5 13. Be3 Nd7 14. a4
Ke7 15. Rad1 Rd8 16. Rfe1 Bc7 17. Nd4 Nb6 18. Nb5 1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "9"]
[White "Van der Linde, Meindert"]
[Black "Bartels, Hans"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "77"]
[EventDate "1990.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Nbd7 8.
Qc2 O-O 9. Nf3 Re8 10. O-O Nf8 11. Rab1 Ng6 12. b4 a6 13. Rfc1 Ne4 14. Bxe7
Qxe7 15. Bxe4 dxe4 16. Nd2 f5 17. Nb3 Be6 18. Nc5 Bf7 19. a4 b6 20. Nb3 Nh4 21.
Ne2 Bd5 22. Nf4 Rad8 23. Nd2 Rd6 24. Nf1 Bf7 25. Ng3 g5 26. Nfe2 Rf6 27. b5
axb5 28. axb5 Bd5 29. bxc6 Rxc6 30. Qxc6 Bxc6 31. Rxc6 f4 32. Nh5 Rf8 33. Rbc1
Kh8 34. Rc8 fxe3 35. fxe3 h6 36. R1c7 Qa3 37. Nf6 Qxe3+ 38. Kh1 Rxc8 39. Rh7#
1-0

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "9"]
[White "Van der Werf, Mark"]
[Black "Klarenbeek, Hans"]
[Result "1/2-1/2"]
[ECO "B12"]
[PlyCount "100"]
[EventDate "1990.??.??"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Be2 e6 5. Nf3 c5 6. Be3 Nd7 7. O-O Ne7 8. dxc5
Nc6 9. Bb5 Bg4 10. c4 dxc4 11. h3 Bxf3 12. Qxf3 Ndxe5 13. Qg3 Ng6 14. Na3 Be7
15. Rad1 Qb8 16. Qxb8+ Rxb8 17. Nxc4 O-O 18. Rd7 Nb4 19. Na5 b6 20. cxb6 axb6
21. Nc6 Nxc6 22. Bxc6 Ne5 23. Rxe7 Nxc6 24. Rd7 Nb4 25. a3 Nd5 26. Rc1 Rfd8 27.
Rxd8+ Rxd8 28. Kf1 Kf8 29. Ke2 Ke7 30. Bd2 Kd6 31. a4 Ra8 32. b3 e5 33. g3 e4
34. Rc4 f5 35. h4 Rb8 36. Bf4+ Nxf4+ 37. gxf4 Rb7 38. Ke3 Kd5 39. Rb4 Kc6 40.
Rc4+ Kd5 41. Kd2 Re7 42. Rb4 Kc6 43. Rb5 g6 44. Ke2 Rd7 45. Re5 Rd3 46. b4 Kd6
47. Rb5 Kc7 48. Re5 Kd6 49. Rb5 Kc6 50. Re5 Kd6 1/2-1/2

[Event "NED-ch 1990 sf"]
[Site "Enschede"]
[Date "1990.??.??"]
[Round "9"]
[White "Visser, Yge"]
[Black "Okkes, Menno"]
[Result "1/2-1/2"]
[ECO "C60"]
[PlyCount "5"]
[EventDate "1990.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 1/2-1/2

