[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "1"]
[White "Bosboom, Manuel"]
[Black "De Boer, Gert Jan"]
[Result "0-1"]
[ECO "B52"]
[WhiteElo "2425"]
[BlackElo "2375"]
[PlyCount "84"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Ngf6 6. Re1 e6 7. d4 cxd4
8. Nxd4 a6 9. b3 Be7 10. Bb2 O-O 11. c4 Qb6 12. Nc3 Rfe8 13. Nc2 Rad8 14. Ne3
Nc5 15. Nf1 Qc6 16. Qf3 b5 17. cxb5 axb5 18. Rac1 Qb7 19. b4 Ncd7 20. Qe2 Rb8
21. Nd2 Rec8 22. a3 Ne5 23. Rcd1 Qb6 24. h3 Nfd7 25. Kh1 Bg5 26. Ba1 h6 27. Rf1
Bf4 28. Nb3 Nc4 29. Rd3 Ra8 30. Nb1 Be5 31. Nd4 Qb7 32. f4 Bxd4 33. Bxd4 e5 34.
Ba1 Nf6 35. fxe5 Qxe4 36. Qxe4 Nxe4 37. exd6 Ncxd6 38. Bd4 Nc4 39. Rf4 Ng5 40.
Rf5 Rd8 41. Nd2 Nxd2 42. Rxd2 Ne4 0-1

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "1"]
[White "Brenninkmeijer, Joris"]
[Black "Kuijf, Rini"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2475"]
[BlackElo "2490"]
[PlyCount "94"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. c4 c6 2. e4 d5 3. exd5 cxd5 4. d4 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 Nxd5 13. Nxd5 exd5 14.
Rxd5 Qc7 15. Kb1 O-O 16. f4 Nb4 17. Re5 Nc6 18. Re4 Bf6 19. Bg2 Rfd8 20. Rc1
Qd7 21. Qc2 Rac8 22. Rc4 Nd4 23. Bxd4 Rxc4 24. Qxc4 Bxd4 25. Qd5 Qe8 26. Qe4
Qxe4+ 27. Bxe4 Bxf2 28. Bxb7 Be3 29. Rc4 Rd1+ 30. Kc2 Rc1+ 31. Kd3 Rxc4 32.
Kxc4 Bxf4 33. h3 g6 34. b4 Kg7 35. Kd5 Kf6 36. Ke4 Bd6 37. b5 Kg5 38. Bd5 f5+
39. Kf3 Kf6 40. a4 Bc7 41. Bc6 Ke7 42. Kg2 g5 43. Bf3 Kf6 44. Kf2 Kg6 45. Bc6
g4 46. hxg4 fxg4 47. Be4+ Kg7 0-1

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "1"]
[White "Douven, Rudy"]
[Black "Pliester, Leon"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "2440"]
[BlackElo "2390"]
[Annotator "Schussler"]
[PlyCount "121"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. Bc3
d5 9. Nbd2 O-O 10. O-O Nbd7 11. Re1 b5 {The main alternative is 11. - Bb7 as
in for instance Dlugy - Browne, USA (ch), 1989 (this disk). To play Pb5 early
has not been popular since the crushing game Karpov - Adorjan, Luzern 1989.}
12. c5 Qb8 13. b4 Bc8 14. Qc2 Rd8 15. Rad1 Nf8 16. Ne5 Bd7 17. Nb3 $14 Be8 18.
f4 Qc8 19. Na5 a6 20. a4 h6 21. Ra1 N6h7 22. axb5 axb5 23. Ra3 f6 24. Nf3 Bg6
25. Qa2 Be4 26. Ra1 Rb8 27. Nb3 g5 28. Ra7 Rd7 29. fxg5 hxg5 30. Qa6 Rxa7 31.
Qxa7 Rb7 32. Qa8 Rb8 33. Qa6 Qd7 34. h3 Ng6 35. Qa7 Rb7 36. Qa8+ Nhf8 37. Be1
Bd8 38. Ra6 f5 39. e3 Bxf3 40. Bxf3 Kg7 41. Na5 Bxa5 42. bxa5 Ne7 43. Rb6 Ra7
44. Qb8 Nc8 45. Qe5+ Kg6 46. Qh8 Nh7 47. Rb8 Ne7 48. Bh5+ Kh6 49. Bf7 Ng6 50.
Bxg6 Kxg6 51. Rg8+ Kh6 52. Rd8 Qf7 53. Rd6 Re7 54. Qe5 Nf8 55. Rxc6 Ng6 56. Qd6
f4 57. exf4 Qf5 58. fxg5+ Qxg5 59. Bf2 Qc1+ 60. Kg2 Qc2 61. Rc7 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "1"]
[White "Nijboer, Friso"]
[Black "Blees, Albert"]
[Result "1/2-1/2"]
[ECO "B04"]
[WhiteElo "2485"]
[BlackElo "2400"]
[PlyCount "57"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Bc4 Nb6 6. Bb3 Bg7 7. a4 a5 8. Qe2
Nc6 9. O-O O-O 10. Rd1 Bg4 11. h3 Bxf3 12. Qxf3 Qd7 13. Bf4 dxe5 14. dxe5 Qf5
15. g4 Nxe5 16. Qg3 Qf6 17. Nc3 g5 18. Be3 h6 19. f4 gxf4 20. Bxf4 Ng6 21. Be3
Qe5 22. Qxe5 Nxe5 23. Bxb6 cxb6 24. Nd5 e6 25. Nxb6 Rad8 26. Kg2 Rfe8 27. Rab1
Kf8 28. c3 Ke7 29. Nc4 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "1"]
[White "Piket, Jeroen"]
[Black "Van der Wiel, John"]
[Result "1/2-1/2"]
[ECO "A90"]
[WhiteElo "2495"]
[BlackElo "2550"]
[PlyCount "45"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. g3 d5 5. Bg2 c6 6. Qc2 Bd6 7. Bf4 Bxf4 8. gxf4
Ne4 9. e3 Nd7 10. Nc3 O-O 11. O-O-O Qa5 12. Kb1 Nxc3+ 13. Qxc3 Qxc3 14. bxc3 b5
15. c5 a5 16. Kc2 Ba6 17. Rb1 Rfb8 18. Bf1 a4 19. Bd3 Re8 20. Rhg1 Re7 21. Rg5
Bc8 22. Rbg1 Nf6 23. Ne5 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "1"]
[White "Ree, Hans"]
[Black "Van der Sterren, Paul"]
[Result "1/2-1/2"]
[ECO "D55"]
[WhiteElo "2455"]
[BlackElo "2515"]
[PlyCount "66"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bxf6 Bxf6 8. Rc1
c6 9. Bd3 Nd7 10. cxd5 exd5 11. b4 a6 12. a4 Be7 13. b5 Ba3 14. Rc2 axb5 15.
axb5 Nf6 16. bxc6 bxc6 17. O-O Bd6 18. e4 dxe4 19. Nxe4 Bc7 20. Re1 Ba5 21.
Nxf6+ Qxf6 22. Re4 Bb6 23. g3 Ra3 24. Rf4 Qd6 25. h4 Be6 26. Bc4 Bxc4 27. Rxc4
Qd5 28. Rc1 Bc7 29. Ne5 Bxe5 30. dxe5 Rd3 31. Qa4 Re8 32. Re4 Rxe5 33. Rxe5
Qxe5 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "2"]
[White "De Boer, Gert Jan"]
[Black "Nijboer, Friso"]
[Result "1/2-1/2"]
[ECO "E97"]
[WhiteElo "2375"]
[BlackElo "2485"]
[Annotator "Knaak"]
[PlyCount "52"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. d5
Ne7 9. Nd2 c5 10. Rb1 Ne8 11. b4 b6 12. bxc5 bxc5 13. Nb3 Kh8 $1 {
Verbesserung gegenueber 13...f5 14.Bg5 Kh8.} 14. Bd2 (14. Qc2 $5 f5 15. f4 $1
Ng8 16. exf5 Bxf5 17. Bd3 Rb8 18. Bd2 exf4 19. Bxf4 Rb7 20. Bxf5 Rxf5 21. Ne4
$14 {Baikov-Krasenkov/Moscov ch/1988}) 14... f5 15. f3 (15. Nb5 fxe4 16. Ba5
Qd7 17. Nd2 Qf5 18. Qc2 (18. Nc3 Nf6 $10 {Shirov-Lanka/Torcy/1990}) 18... e3
19. Ne4 exf2+ 20. Rxf2 Qd7 21. Rxf8+ Bxf8 22. Rf1 Bh6 23. Bc3 $44 {Shirov})
15... Nf6 16. Bd3 a5 17. a4 Neg8 18. Qc1 Nh5 19. g3 Nhf6 20. exf5 gxf5 21. Qc2
Nh5 22. Rbe1 Bh6 23. Nb5 Bxd2 24. Qxd2 Rf7 25. Kh1 Rg7 26. Rg1 Ngf6 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "2"]
[White "Kuijf, Rini"]
[Black "Douven, Rudy"]
[Result "1/2-1/2"]
[ECO "B80"]
[WhiteElo "2490"]
[BlackElo "2440"]
[PlyCount "116"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 c5 2. Ne2 d6 3. Nbc3 e6 4. d4 cxd4 5. Nxd4 Nf6 6. Bd3 Nbd7 7. f4 g6 8. a4
a6 9. Nf3 Bg7 10. O-O O-O 11. Kh1 b6 12. Qe1 Bb7 13. f5 gxf5 14. exf5 e5 15.
Bc4 d5 16. Bb3 d4 17. Ne2 Nc5 18. Ba2 d3 19. cxd3 Nxd3 20. Qh4 Rc8 21. Nc3 e4
22. Ne1 Nxc1 23. Rxc1 Nd5 24. Qg3 Nf6 25. Nc2 Qc7 26. Qh3 Rfd8 27. Ne3 Rd2 28.
Rc2 Rxc2 29. Nxc2 Rd8 30. Ne3 Rd2 31. Rd1 Qd6 32. Bc4 Rxd1+ 33. Nexd1 h5 34.
Be2 Qd2 35. Qg3 Bc8 36. h3 Bxf5 37. Qb8+ Kh7 38. Qxb6 Nd5 39. Qf2 Bg6 40. Bxh5
Qxf2 41. Bxg6+ Kxg6 42. Nxf2 Bxc3 43. bxc3 Nxc3 44. a5 f5 45. g3 Ne2 46. g4 Nf4
47. Nd1 Nxh3 48. gxf5+ Kxf5 49. Kg2 Nf4+ 50. Kf2 Ke5 51. Nc3 Nd3+ 52. Ke3 Nc5
53. Na2 Nb7 54. Nb4 Nc5 55. Nc6+ Ke6 56. Nb4 Kf5 57. Nd5 Ke5 58. Nb4 Nb3
1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "2"]
[White "Piket, Jeroen"]
[Black "Brenninkmeijer, Joris"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2495"]
[BlackElo "2475"]
[PlyCount "38"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 e6 2. c4 Nf6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Nc3 d5 7. cxd5 exd5 8.
Bg2 O-O 9. O-O Bg4 10. a3 Bxc3 11. Bxc3 Ne4 12. Rc1 a5 13. h3 Bh5 14. Re1 Rfd8
15. Bd2 a4 16. Bf4 Nd6 17. Rc5 Ne4 18. Rc1 Nd6 19. Rc5 Ne4 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "2"]
[White "Pliester, Leon"]
[Black "Ree, Hans"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "2390"]
[BlackElo "2455"]
[Annotator "Horn,Pe"]
[PlyCount "99"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. f4 d5 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nf6 5. O-O O-O 6. d3 Nc6 {
S will e5 durchsetzen; ueblicher ist zunaechst c5.} 7. Na3 {neu} (7. c3 Qd6 $5
(7... Re8 $5)) (7. Nh4 e5 8. f5) 7... Bg4 8. c4 $5 dxc4 (8... Bxf3 {
/\ e5 sieht konsequent aus.} 9. Bxf3 e5 10. cxd5 Nxd5 11. Qb3 Nb6 12. Bxc6 bxc6
) 9. Nxc4 Be6 10. Qa4 a6 11. Nce5 Nxe5 12. fxe5 Ng4 13. Ng5 Bd7 (13... Bc8 14.
d4 (14. e6 Qd4+ 15. Qxd4 Bxd4+) (14. Bxb7 Bxb7 15. Qxg4 Bxe5) 14... c5) 14. Qb3
Be8 $2 (14... e6 15. d4 $16) 15. Ne6 $1 fxe6 16. Qxe6+ Bf7 17. Qxg4 Bxe5 18.
Bh6 Qd4+ 19. Qxd4 Bxd4+ 20. e3 Bg7 21. Bxg7 Kxg7 22. Bxb7 Rab8 23. Bxa6 Rxb2
24. Bc4 Bxc4 25. Rxf8 Kxf8 26. dxc4 Ke8 27. a4 Kd7 28. a5 Kc6 29. a6 Rb8 30.
Kf2 Kc5 31. a7 Ra8 32. Kf3 c6 33. Ra6 Kxc4 34. Rxc6+ Kd3 35. Ra6 Rf8+ 36. Kg4
Ra8 37. Ra3+ Ke4 38. Kg5 Kf3 39. Kh6 Kg2 40. Ra2+ Kf3 41. Kxh7 Kxe3 42. Kxg6 e5
43. Kf5 e4 44. Ra3+ Kd4 45. Kf4 Rf8+ 46. Kg4 Ra8 47. h4 Rg8+ 48. Kh3 Ra8 49.
Kg2 Ke5 50. Kf2 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "2"]
[White "Van der Sterren, Paul"]
[Black "Bosboom, Manuel"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "2515"]
[BlackElo "2425"]
[Annotator "Knaak"]
[PlyCount "53"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 O-O 5. e4 d6 6. Be2 e5 7. O-O Nbd7 8. Qc2
c6 9. d5 c5 10. a3 Ne8 11. b4 b6 12. Bd2 Bf6 {Die Vorbereitung von f5 mittels
12...h6 wuerde das Feld g6 empfindlich schwaechen} 13. bxc5 bxc5 14. Rab1 Be7
15. Bh6 Ng7 16. Qd2 Kh8 17. Ne1 f5 18. exf5 gxf5 19. f4 Rf6 $6 (19... e4 20.
Nc2 (20. Bg5 Bxg5 21. fxg5 Ne5 22. Nc2 Ba6 23. Nb5 Bxb5 24. Rxb5 Rb8 $13) 20...
Ba6 21. Ne3 Bh4 $1 {/\ Qf6}) 20. fxe5 Nxe5 21. Nf3 $16 Ng4 22. Bxg7+ Kxg7 23.
h3 Nh6 24. Bd3 Qf8 25. Ne2 f4 26. Ng5 f3 27. Nxh7 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "2"]
[White "Van der Wiel, John"]
[Black "Blees, Albert"]
[Result "1/2-1/2"]
[ECO "B04"]
[WhiteElo "2550"]
[BlackElo "2400"]
[Annotator "King"]
[PlyCount "147"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Bc4 Nb6 6. Bb3 Bg7 7. Ng5 e6 8. Qf3
Qe7 9. Ne4 dxe5 10. Bg5 Qb4+ 11. c3 Qa5 12. Nf6+ Kf8 13. d5 e4 14. Qg3 Na6 15.
dxe6 h6 {This is an exceptionally difficult position for black to defend, but
this is a clear blunder. 15...Qf5 has been tried before, and after 16.e7 Ke7
white can  choose between 17.Ng8 Ke8 18.Nh6 or 17.Nd5 Kf8 18.Ne3 in both cases
with att.} 16. e7+ Kxe7 17. Nd5+ Ke8 18. Nxc7+ Nxc7 19. Qxc7 Qxg5 20. Qxf7+ Kd8
21. Qxg7 Re8 22. Nd2 Bg4 23. Qd4+ Kc7 24. Qe3 Qxe3+ 25. fxe3 Rad8 26. h3 Be6
27. Ke2 Bd7 28. Rhf1 h5 29. Rf7 Kb8 30. Rg1 Re5 31. Rf6 Bb5+ 32. c4 Red5 33.
Nxe4 Nxc4 34. a4 Rd3 35. Rd1 Nxb2 36. Rxd3 Bxd3+ 37. Kf3 a5 38. Nc5 Bc4 39. Bc2
g5 40. Rb6 Bd5+ 41. e4 Nc4 42. Rh6 Bf7 43. Rh7 Ne5+ 44. Ke3 Nc4+ 45. Kf2 Rd2+
46. Kg1 Ne3 47. Bb3 Bxb3 48. Rxb7+ Kc8 49. Rxb3 Rxg2+ 50. Kh1 Re2 51. Ne6 g4
52. Nf4 Re1+ 53. Kh2 Nf1+ 54. Kg2 Nd2 55. Rc3+ Kb7 56. Rd3 gxh3+ 57. Rxh3 Rxe4
58. Nd3 Rg4+ 59. Kf2 h4 60. Ke2 Nc4 61. Kf3 Rd4 62. Nf4 Nd2+ 63. Kg4 Rxa4 64.
Rxh4 Kb6 65. Kg3 Kb5 66. Kf2 Ne4+ 67. Ke3 Nc5 68. Ng6 Ra2 69. Ne5 Rc2 70. Rh8
Na6 71. Nd3 Rc6 72. Rh5+ Kb6 73. Ne5 Rc8 74. Nd7+ 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "3"]
[White "Blees, Albert"]
[Black "De Boer, Gert Jan"]
[Result "1/2-1/2"]
[ECO "D87"]
[WhiteElo "2400"]
[BlackElo "2375"]
[Annotator "Ftacnik"]
[PlyCount "69"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O 8.
Be3 c5 9. Ne2 Nc6 10. O-O Bg4 11. d5 Na5 12. Bb5 {N} (12. Bd3 c4 13. Bc2 Bxc3
14. Rb1 Bg7 15. f3 Bd7 16. f4 b5 17. e5 $146 {
Polugajevskij-Timman/Breda m/6/1979/}) 12... a6 13. Bd3 Rc8 (13... c4 14. Bc2
Bxc3 15. Rb1 Bg7 $2 16. Bb6 $18) 14. h3 Bd7 (14... Bxe2 15. Qxe2 Bxc3 16. Rac1
Bd4 17. Bxd4 cxd4 18. Qb2 $36) 15. Rc1 e5 (15... e6 16. c4 b5 $5) 16. f4 (16.
c4 b5 17. cxb5 c4 18. Bc2 axb5) 16... exf4 17. Nxf4 (17. Bxf4 Qe7 18. Qe1 Be5)
17... b5 18. Qf3 Qe7 19. Qf2 c4 (19... Nb7 $5) 20. Bb1 Nb7 21. Rfe1 Be5 22. Ne2
Nc5 23. Nd4 Na4 24. Bh6 (24. Bd2 Rfe8 25. Nf3) 24... Rfe8 25. Rf1 f6 26. Be3 (
26. Bd2 $5) 26... Qd6 27. Kh1 a5 $1 28. Qe2 Qa3 (28... b4 29. cxb4 axb4 30.
Rxc4 Nc3 31. Qd3) 29. Bd2 b4 30. Nf3 Nxc3 (30... bxc3 31. Be3 Bd6 32. Bd4 $36)
(30... Bxc3 $5 31. Qf2 {/\ Nd4|^}) 31. Qf2 Bd6 (31... Nxb1 32. Nxe5 Nxd2 33.
Nxd7 Nxe4 34. Nxf6+ Nxf6 35. Qxf6 $44) 32. Bxc3 bxc3 33. Qd4 Kg7 34. Rxc3 Qc5
35. Qd2 $13 {Ftacnik,L} 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "3"]
[White "Bosboom, Manuel"]
[Black "Pliester, Leon"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "2425"]
[BlackElo "2390"]
[Annotator "King"]
[PlyCount "89"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3
Nb4 {A little investigated line, which is perhaps better than its reputation.}
9. Rc1 c5 10. Nf3 {10.Nf3 turns out well for white here, but 10.d5 is clearly
the critical move. 10.d5 e6 11.a3 exd5 12.axb4 d4 13.bxc5 dxc3 14.b4 Qxd1 15.
Rxd1 Nd7 16.Nf3 c2 17.Rc1 a5 18.Ra1 is given as good for white by Siebenhaar,
Delnef and Ottstadt} 10... e6 {(continued from previous move) ...in their
monumental work,'Die Aljechin  Verteidigung', but this analysis looks
unconvincing to me.} 11. Be2 cxd4 12. Nxd4 Nc6 {Why not 12...Bg6?} 13. Nxf5 $16
exf5 14. O-O g6 15. Nb5 Nd7 16. Nd6+ Bxd6 17. exd6 Qf6 18. Qd2 O-O 19. Bf3 Rfe8
20. Rc3 a5 21. c5 h5 22. b3 Nde5 23. Bxc6 bxc6 24. Bd4 Qe6 25. Re3 Qd5 26. Qc3
Ng4 27. Rxe8+ Rxe8 28. h3 Re2 29. Rf3 h4 30. hxg4 fxg4 31. Rf2 Qe4 32. Rxe2
Qxe2 33. d7 Qd1+ 34. Kf2 g3+ 35. Ke3 Qg1+ 36. Kf4 Qf1+ 37. Qf3 Qc1+ 38. Ke5
Qg5+ 39. Kd6 h3 40. Bf6 Qd2+ 41. Kc7 hxg2 42. Qe4 Kh7 43. Qh4+ Qh6 44. d8=R
g1=R 45. Rh8# 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "3"]
[White "Brenninkmeijer, Joris"]
[Black "Van der Wiel, John"]
[Result "1/2-1/2"]
[ECO "E32"]
[WhiteElo "2475"]
[BlackElo "2550"]
[PlyCount "55"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b5 7. cxb5 c6 8.
bxc6 Nxc6 9. e3 a5 10. Bd3 Nb4 11. Ne2 Nxd3+ 12. Qxd3 Ba6 13. Qd1 Qb6 14. O-O
Bc4 15. f3 Rfc8 16. Rf2 Bb3 17. Qe1 Rc2 18. Nc3 Rxf2 19. Qxf2 Nd5 20. Bd2 Rc8
21. e4 Nc7 22. Re1 d5 23. e5 a4 24. f4 Bc2 25. Bc1 Qb3 26. Qe2 Rb8 27. Qd2 Bg6
28. Qd1 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "3"]
[White "Douven, Rudy"]
[Black "Piket, Jeroen"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "2440"]
[BlackElo "2495"]
[Annotator "Ftacnik"]
[PlyCount "82"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Qc2 Bd6 7. Be2 O-O 8. O-O
dxc4 9. Bxc4 b5 10. Be2 Bb7 11. Bd2 $6 (11. e4 e5 12. dxe5 Nxe5 13. Nxe5 Bxe5
14. Be3 Qe7 15. f3 a6 16. a4 $5 $14) 11... a6 12. e4 (12. a4 $22 b4 13. Ne4)
12... e5 13. dxe5 Nxe5 14. Nxe5 Bxe5 15. f4 $2 (15. Be3 Qe7 16. f3 c5 17. a4 $5
$10) 15... Bd4+ 16. Kh1 b4 $1 17. Nd1 Qb6 18. Bd3 g6 19. Re1 Rad8 20. Ne3 c5 $1
21. Nc4 Qe6 22. Re2 Qg4 23. Rf1 Rfe8 $17 24. Be1 Nh5 $1 25. h3 (25. Bd2 $2 Ng3+
26. hxg3 Qh5#) (25. g3 f5) 25... Qd7 (25... Ng3+ $5 26. Bxg3 Qxg3) 26. Rf3 Qc7
$1 (26... f5 27. Ne5 Bxe5 28. fxe5 Rxe5 29. exf5 Rxe2 30. Bxe2 Bxf3 31. Bxf3
$132) 27. Bh4 Rd7 28. f5 g5 $1 29. Be1 Rde7 30. b3 f6 31. g4 $6 Nf4 32. Bg3 Kh8
$1 33. Bxf4 (33. Kh2 h5 $1) 33... gxf4 34. Kh2 Be3 35. Nxe3 Bxe4 $1 36. Bxe4
Rxe4 37. Kg2 Qc6 38. Kf2 Qd6 39. Rd2 $2 fxe3+ 40. Rxe3 Qh2+ 41. Kf3 Rxe3# {
Ftacnik,L} 0-1

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "3"]
[White "Nijboer, Friso"]
[Black "Van der Sterren, Paul"]
[Result "1/2-1/2"]
[ECO "C95"]
[WhiteElo "2485"]
[BlackElo "2515"]
[Annotator "Schussler"]
[PlyCount "51"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. a4 Bf8 14. Bd3 c6 15. b3
g6 16. Bb2 (16. Ba3 Qc7 17. Qc2 Rad8 18. Rab1 d5 19. Bxf8 Kxf8 20. b4 dxe4 21.
Bxe4 $14 {Dolmatov - Beljavskij, Soviet (ch), 1989}) 16... Bg7 17. Qb1 Qc7 18.
axb5 axb5 19. Rxa8 Bxa8 20. Qc2 Nh5 21. b4 Nf4 22. Bf1 Ne6 23. dxe5 Nxe5 24.
Nxe5 dxe5 25. Nf3 Rb8 26. c4 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "3"]
[White "Ree, Hans"]
[Black "Kuijf, Rini"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2455"]
[BlackElo "2490"]
[PlyCount "82"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nge7 5. c3 a6 6. Ba4 b5 7. Bc2 Bb7 8. Re1
Ng6 9. d4 Qc7 10. Nbd2 cxd4 11. cxd4 Nb4 12. Bb1 Rc8 13. Nb3 Nc2 14. Bxc2 Qxc2
15. Qxc2 Rxc2 16. Bd2 Be7 17. d5 Rc8 18. a4 exd5 19. e5 bxa4 20. Rxa4 O-O 21.
Bc3 Rc4 22. Raa1 Re4 23. Bd4 Rxe1+ 24. Nxe1 d6 25. exd6 Bxd6 26. Nd3 Re8 27.
Nbc5 Bxc5 28. Nxc5 Bc6 29. g3 Bb5 30. b3 Ra8 31. Re1 h6 32. h4 Ra7 33. h5 Re7
34. Ra1 Ne5 35. Bxe5 Rxe5 36. Nxa6 d4 37. Nc7 Be2 38. f4 Rc5 39. Ne8 Bxh5 40.
Ra8 Kh7 41. Rd8 f5 0-1

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "4"]
[White "Brenninkmeijer, Joris"]
[Black "Douven, Rudy"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "2475"]
[BlackElo "2440"]
[PlyCount "87"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8.
f3 h6 9. Bh4 d5 10. e3 Nbd7 11. Nh3 Re8 12. cxd5 exd5 13. Be2 Qe7 14. Bf2 c5
15. O-O cxd4 16. Qxd4 Nc5 17. Rad1 Nb3 18. Qa4 Na5 19. Bb5 Rec8 20. Rfe1 Nc4
21. Qb3 Na5 22. Qa2 Bc6 23. Bxc6 Rxc6 24. Nf4 Rc2 25. Nxd5 Qe6 26. Qb1 Rac8 27.
Nb4 R2c4 28. e4 Nb3 29. Nd5 Rc2 30. Ne3 R2c6 31. Nf5 Kh8 32. Nd4 Nxd4 33. Bxd4
Nh5 34. Bc3 Rc5 35. Qd3 Rg5 36. Qe3 Kg8 37. f4 Rgc5 38. f5 Qc6 39. e5 Rc4 40.
Rd4 Rxd4 41. Qxd4 Qc5 42. Qxc5 Rxc5 43. g3 g6 44. f6 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "4"]
[White "Kuijf, Rini"]
[Black "Bosboom, Manuel"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "2490"]
[BlackElo "2425"]
[PlyCount "80"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 c5 2. Ne2 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. O-O d6 7. f4 g6 8. Kh1
Bg7 9. Nc3 O-O 10. f5 b5 11. fxe6 fxe6 12. Bg5 Qb6 13. Nf3 Nbd7 14. Qe1 Bb7 15.
Be3 Qd8 16. a3 Ng4 17. Bg1 Nge5 18. Nd4 Rxf1 19. Qxf1 Qe7 20. Qe2 Rc8 21. a4
Nxd3 22. cxd3 b4 23. Na2 d5 24. exd5 Bxd5 25. Rc1 Rxc1 26. Nxc1 Nc5 27. Qc2 Qb7
28. Be3 e5 29. Qxc5 exd4 30. Bxd4 Bxg2+ 31. Kg1 Bh1 32. Kf2 Qg2+ 33. Ke1 Bxd4
34. Qxd4 Qxh2 35. Ne2 h5 36. Qf6 Kh7 37. Qf7+ Kh6 38. Qf8+ Kh7 39. Qe7+ Kh6 40.
Qe3+ Kh7 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "4"]
[White "Piket, Jeroen"]
[Black "Ree, Hans"]
[Result "1/2-1/2"]
[ECO "C41"]
[WhiteElo "2495"]
[BlackElo "2455"]
[PlyCount "122"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 d6 2. e4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. Re1 c6 8. a4
Qc7 9. h3 b6 10. Bg5 a6 11. d5 Bb7 12. dxc6 Bxc6 13. Qe2 Bb7 14. Rad1 Rfc8 15.
b3 h6 16. Bxf6 Nxf6 17. Nh4 d5 18. exd5 Bb4 19. d6 Bxd6 20. Nf5 Bb4 21. Rd3
Bxc3 22. Rxc3 Be4 23. Ng3 Bd5 24. Qxe5 Bxc4 25. bxc4 Qxe5 26. Rxe5 Rc7 27. Nf5
Kf8 28. Ne3 Rd8 29. Rb3 Rc6 30. a5 bxa5 31. Rxa5 Ne4 32. Rd3 Rdc8 33. Rda3 Nc5
34. Ra1 Rb8 35. Rd1 g6 36. Rd5 Rbc8 37. Ra1 h5 38. g3 Ra8 39. Ra5 Nb7 40. Ra1
Nc5 41. Ra5 Nb7 42. Ra3 Nc5 43. g4 hxg4 44. Nxg4 Kg7 45. Ne5 Rc7 46. h4 a5 47.
h5 Ra6 48. hxg6 fxg6 49. Nd3 Nb7 50. Rb5 Nd6 51. Rbxa5 Rxa5 52. Rxa5 Rxc4 53.
Ra6 Nf5 54. Rxg6+ Kh7 55. Rg5 Nd4 56. Rd5 Nxc2 57. Ne5 Rd4 58. Rc5 Nb4 59. Kg2
Rd5 60. Rc7+ Kh6 61. Ng4+ Kg6 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "4"]
[White "Pliester, Leon"]
[Black "Nijboer, Friso"]
[Result "1-0"]
[ECO "E99"]
[WhiteElo "2390"]
[BlackElo "2485"]
[Annotator "Knaak"]
[PlyCount "121"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 {. . Shirov} 1... Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5
7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Nd3 f5 11. Bd2 Kh8 12. f3 f4 {>= 12...Nf6}
13. g4 $1 fxg3 ({RR} 13... Ng8 14. Be1 Bf6 15. Kg2 h5 16. h3 Nh6 17. Rh1 Bh4
18. b4 Nf7 19. Rc1 a5 20. a3 axb4 21. axb4 Bxe1 22. Qxe1 Nf6 23. Nf2 Kg7 24.
Ra1 Rxa1 25. Qxa1 Rh8 26. Qd1 Bd7 27. Nd3 Rh7 28. Qa1 {
Lassila,E-Frolov,A/Jyvaskyla 1994/EXT 94op/0-1 (50)}) ({RR} 13... Bf6 14. Qc2 (
{RR} 14. Be1 h5 15. h3 Ng8 16. b4 Bh4 17. c5 Rf7 18. Kg2 Rh7 19. cxd6 cxd6 20.
Bxh4 Qxh4 21. Qe1 Qf6 22. Qf2 Nf8 23. a4 g5 24. Rfc1 Bd7 25. Kf1 Ng6 26. Ke1
hxg4 27. hxg4 Rh3 28. Kd2 Nh4 29. Rh1 Rxh1 30. Rxh1 Kg7 31. Nb2 Qe7 32. Bb5 Bc8
33. Kc2 Nf6 34. Kb3 Qc7 35. Rxh4 gxh4 36. Qxh4 a6 37. Qg5+ Kf7 38. Nc4 Qd8 39.
a5 Rb8 40. Ba4 Qc7 41. Qh6 Bxg4 42. fxg4 Rc8 43. Bc6 bxc6 44. g5 Ne8 45. Nb6
Rb8 46. Qh7+ Ng7 47. dxc6 Rg8 48. g6+ Kf8 49. Nd7+ {
1-0 Shirov,A-Lanka,Z/Moscow 1991/CBM 26 (49)}) 14... h5 15. h3 Bh4 16. Kg2 Rf7
17. b4 Nf6 18. c5 g5 19. Rac1 Ng6 20. Rh1 Bg3 21. Nf2 Rh7 22. a4 Bd7 23. Nb5 a6
24. Na3 Kg7 25. Nc4 Qh8 26. Be1 hxg4 27. Nxg4 Bxg4 28. fxg4 {
Pliester,L-Krakops,M/Groningen 1995/EXP 50/0-1 (40)}) 14. hxg3 Nf6 15. Kg2 c6
16. a4 Bd7 17. Rh1 $16 h5 18. f4 cxd5 19. cxd5 Qb6 20. fxe5 dxe5 21. Qg1 $1 Ng4
22. Qxb6 axb6 23. Rhc1 Rfc8 24. Rf1 Kg8 25. Bg5 Re8 26. Nb5 Bxb5 27. axb5 Rxa1
28. Rxa1 Nc8 29. Bxg4 hxg4 30. Rc1 Nd6 31. Nf2 Nxb5 32. Nxg4 Nd6 33. Rc7 Nxe4
34. Be7 Bf8 35. d6 Bxe7 36. dxe7 Kf7 37. Nxe5+ Kf6 38. Ng4+ Ke6 39. Rxb7 Rxe7
40. Rxb6+ Kd5 41. Rxg6 Kc4 42. Nf2 Nc5 43. Rc6 Kd5 44. Rc8 Rb7 45. b4 Ne6 46.
Nd3 Rb6 47. Kh3 Ng5+ 48. Kg4 Ne4 49. Rd8+ Kc4 50. Kf4 Nxg3 51. Kxg3 Re6 52. Kf3
Re7 53. Nf4 Re1 54. Rc8+ Kb5 55. Rc5+ Ka4 56. Nd3 Re8 57. Rc4 Kb3 58. Re4 Rd8
59. Ke3 Kc3 60. Nc5 Rd1 61. b5 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "4"]
[White "Van der Sterren, Paul"]
[Black "Blees, Albert"]
[Result "1-0"]
[ECO "A39"]
[WhiteElo "2515"]
[BlackElo "2400"]
[Annotator "Ribli"]
[PlyCount "80"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. g3 g6 5. Bg2 Bg7 6. d4 cxd4 7. Nxd4 O-O 8.
O-O Nxd4 9. Qxd4 d6 10. Qd3 Bf5 11. e4 Be6 12. Bd2 (12. b3 Nd7 13. Bb2 a6 14.
Qe2 Qa5 15. Rfc1 Rfd8 16. Nd5 {Csom,I-Gligoric,S  Erevan 1989  CBM 14}) 12...
a6 13. b3 Rb8 14. Rac1 Nd7 15. Qe2 Ne5 16. h3 $5 (16. Rfd1 Bg4 17. f3 Bd7 18.
Be3 Bc6 19. c5 $1 $14 {Krogius-Tringov  Varna 1970  9/59}) 16... b5 17. cxb5
axb5 18. f4 Nc6 (18... b4 $2 19. Na4 $1 Nd7 20. f5 $18) 19. Nxb5 Bd7 20. Kh2
Nb4 21. a4 $1 Na6 22. Nxd6 exd6 23. Qxa6 Rxb3 24. Rb1 Qb8 25. Rxb3 Qxb3 26. a5
Bb5 27. Qb6 Qb2 28. Bc1 Qe2 29. Qxd6 Rc8 30. Rd1 Bc3 31. Ba3 Bxa5 32. Rc1 $1
Rd8 (32... Rxc1 $2 33. Qf8#) 33. Qf6 Re8 34. Bb2 Kf8 35. Rc5 Bd8 36. Qh8+ Ke7
37. Qe5+ Kf8 38. Qg7+ Ke7 39. f5 Bd7 40. Qf6+ Kf8 {Ribli} 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "4"]
[White "Van der Wiel, John"]
[Black "De Boer, Gert Jan"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "2550"]
[BlackElo "2375"]
[PlyCount "51"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. a4
Be6 9. f4 exf4 10. Bxf4 Nc6 11. O-O O-O 12. Kh1 d5 13. exd5 Nxd5 14. Nxd5 Qxd5
15. Bf3 Qc4 16. Be2 Qd5 17. Qxd5 Bxd5 18. Rad1 Rad8 19. Bc7 Rc8 20. Rxd5 Rxc7
21. Rfd1 Rd8 22. c3 g6 23. Kg1 Kg7 24. Kf2 Rxd5 25. Rxd5 Nd8 26. g3 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "5"]
[White "Blees, Albert"]
[Black "Pliester, Leon"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2400"]
[BlackElo "2390"]
[Annotator "Ftacnik"]
[PlyCount "128"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. Qc2
Nc6 9. a3 Qa5 10. O-O-O dxc4 11. Bxc4 Rd8 (11... Be7 12. g4 Rd8) 12. Nd2 Be7
13. Nb3 Rxd1+ 14. Rxd1 Qh5 15. f3 Na5 16. g4 Nxb3+ 17. Qxb3 Qc5 18. Kb1 h6 19.
e4 Qc6 20. Ka2 $14 a6 21. Be2 b5 22. e5 Nd7 23. Ne4 Nb6 24. Nd6 Nd5 25. Rc1 Qd7
26. Nxc8 $6 (26. Bg3 $5) 26... Rxc8 27. Rxc8+ Qxc8 28. Bg3 Qc1 29. Bd3 Bc5 30.
Qc2 Qe3 31. Be4 g5 $1 {x f3, e5} 32. Bxd5 exd5 33. e6 $1 fxe6 34. Qg6+ Kf8 35.
Qxh6+ Kf7 36. Qh7+ Ke8 37. Qg8+ Kd7 38. Qb8 Qd4 39. Qc7+ Ke8 40. Qc8+ Kf7 41.
Qc7+ $6 (41. Qd7+ $1 Be7 42. Bd6 Qc4+ 43. Kb1 Qd3+ $10) 41... Be7 42. Bd6 Qc4+
43. b3 (43. Qxc4 bxc4 $17) 43... Qxc7 44. Bxc7 Bf6 45. Kb1 e5 46. Kc2 e4 47.
Kd2 Ke6 48. Ke2 Kd7 49. Ba5 Kc6 50. Bb4 Bd8 51. h3 a5 52. Bf8 a4 53. bxa4 bxa4
54. fxe4 dxe4 55. Bb4 Kd5 56. Ke3 Bb6+ 57. Ke2 Bc5 $1 58. Bd2 Bxa3 59. Bxg5 Bc5
(59... Bb2 $1 60. Kd2 a3 61. Kc2 Kc4 62. Be7 e3 $19) 60. Kd2 e3+ (60... Kc4 61.
Bf6 a3 62. g5 e3+ 63. Kc2 e2 64. Kd2 Bd4 65. Bxd4 Kxd4 66. g6 a2 67. g7 e1=Q+
$19) 61. Kc3 e2 $1 62. Bd2 (62. Bh4 Be7 $1 63. Be1 Bd8 $1 64. Kb2 Kc4 65. h4
Be7 66. g5 Bb4 $19) 62... Bb6 63. Kb2 (63. Kb4 Ba5+ 64. Kxa5 a3) 63... Kc4 64.
Ka2 Bf2 {Ftacnik,L} 0-1

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "5"]
[White "Bosboom, Manuel"]
[Black "Piket, Jeroen"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "2425"]
[BlackElo "2495"]
[Annotator "Ribli"]
[PlyCount "86"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. c4 g6 2. Nc3 Bg7 3. g3 Nf6 4. Bg2 O-O 5. Nf3 d6 6. O-O e5 7. d3 Nc6 8. Rb1
a5 9. a3 h6 10. b4 axb4 11. axb4 Be6 12. b5 Ne7 13. Bb2 Qd7 14. Qb3 (14. Ra1
Bh3 15. Qc2 Rab8 16. Rfc1 Bxg2 17. Kxg2 Nh5 18. Qb3 Kh7 19. Nd5 f5 20. Ra4 Nxd5
21. cxd5 Qf7 {Gurevich,M-Piket,Je  Wijk 1990  CBM 17}) 14... Bh3 15. Ra1 Nh5
16. Rfc1 Bxg2 17. Kxg2 f5 18. c5+ Kh7 19. cxd6 cxd6 20. Rxa8 Rxa8 21. Ba3 Nf6
22. Nd2 Nc8 23. Qb4 Qe6 24. e4 f4 $1 25. Nf3 g5 26. h3 fxg3 27. fxg3 Nh5 28.
Nh2 Ne7 $1 29. Qxd6 Qb3 30. Nb1 Qa2+ 31. Kg1 Nxg3 32. Re1 Ng6 33. Bb4 Qf7 34.
Qd5 Qxd5 35. exd5 Nf4 36. Bd6 Nxd3 37. Re3 Nf5 38. Rxd3 Nxd6 39. Na3 e4 40. Rb3
Bd4+ 41. Kg2 Bc5 42. Nb1 Ra2+ 43. Kh1 e3 {Ribli} 0-1

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "5"]
[White "De Boer, Gert Jan"]
[Black "Van der Sterren, Paul"]
[Result "1/2-1/2"]
[ECO "D59"]
[WhiteElo "2375"]
[BlackElo "2515"]
[PlyCount "116"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bh4 O-O 7. e3 b6 8. Rc1
Bb7 9. cxd5 Nxd5 10. Nxd5 Bxd5 11. Bxe7 Qxe7 12. Be2 c5 13. dxc5 Rd8 14. Qc2
Rc8 15. O-O Nd7 16. Qd2 Nxc5 17. b4 Ne4 18. Qb2 a5 19. bxa5 bxa5 20. Nd2 Nxd2
21. Qxd2 Qa3 22. Bf3 Bxf3 23. gxf3 Rd8 24. Qc2 Rd5 25. Rfd1 Rad8 26. Rxd5 Rxd5
27. Rb1 Qd6 28. a4 Rg5+ 29. Kh1 Rh5 30. f4 Rc5 31. Qe4 f5 32. Qf3 Qd7 33. Rb6
Qxa4 34. Rxe6 Rc1+ 35. Kg2 Qc4 36. Re8+ Kh7 37. Qa8 Qf1+ 38. Kg3 Qg1+ 39. Qg2
Qd1 40. Qf3 Qd7 41. Qa8 Rg1+ 42. Kh3 Qb5 43. Rh8+ Kg6 44. Qe8+ Qxe8 45. Rxe8 a4
46. Ra8 Kh5 47. f3 g5 48. fxg5 hxg5 49. Rh8+ Kg6 50. Ra8 g4+ 51. Kh4 Rg2 52.
Ra6+ Kf7 53. Rxa4 Rxh2+ 54. Kg5 gxf3 55. Kxf5 Re2 56. Rf4 Rxe3 57. Kg4+ Ke6 58.
Rxf3 Rxf3 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "5"]
[White "Douven, Rudy"]
[Black "Van der Wiel, John"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "2440"]
[BlackElo "2550"]
[Annotator "Ribli"]
[PlyCount "54"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. e4 Bg4 5. d5 $6 (5. Be2 Nc6 6. Be3 (6. Nbd2 Nf6
7. d5 Nb8 8. O-O Nbd7 {Olafsson,H-Speelman,J  Reykjavik Summit 1990  CBM 18})
6... e5 7. d5 Bxf3 8. Bxf3 Nd4 9. Bxd4 exd4 10. Na3 {
Van der Sterren,P-Seret,JL  Lyon zt 1990  CBM 18}) 5... Bxf3 6. Qxf3 Nd7 7. Be2
Ngf6 8. O-O c6 9. Nd2 O-O 10. Rb1 Bh6 $1 11. Bd3 Ne5 12. Qe2 cxd5 13. exd5 Qb6
14. Nf3 Bxc1 15. Rfxc1 Nxf3+ 16. Qxf3 a5 17. b3 Rfe8 18. Bf1 Qb4 19. Re1 Ra7 (
19... a4 $2 20. bxa4 Qxa4 21. Rxb7 Qxa2 22. Rbxe7) 20. Re3 Qd2 (20... a4 21. a3
Qxa3 22. b4 Qa2 23. Qd1 $146) 21. Re2 Qd4 22. Ree1 b6 23. g3 Kg7 24. Rbd1 Qc5
25. Rb1 Qa3 26. Qc3 Qb4 27. Qc1 Qc5 {Ribli} 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "5"]
[White "Nijboer, Friso"]
[Black "Kuijf, Rini"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2485"]
[BlackElo "2490"]
[PlyCount "83"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8.
Kh1 Bb4 9. Qd3 Qd6 10. Nxc6 Qxd3 11. cxd3 dxc6 12. Be3 b5 13. Nb1 e5 14. h3 Be6
15. Nd2 Nd7 16. Nf3 f6 17. Rfc1 Rc8 18. d4 O-O 19. a4 Bd6 20. axb5 axb5 21. d5
cxd5 22. Rxc8 Rxc8 23. exd5 Bf5 24. Bxb5 Rb8 25. Bc6 Nf8 26. Nd2 Bd3 27. b3 Bb4
28. Ba7 Rc8 29. Nc4 Ng6 30. Ra4 Bf8 31. Bd7 Rd8 32. Be6+ Kh8 33. Bb6 Rb8 34.
Bc7 Rxb3 35. d6 Nf4 36. Bf7 Be4 37. Ne3 Rb1+ 38. Kh2 Bc6 39. Ra6 Rc1 40. Bc4
Bd7 41. Ra8 Ng6 42. Bf7 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "5"]
[White "Ree, Hans"]
[Black "Brenninkmeijer, Joris"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2455"]
[BlackElo "2475"]
[PlyCount "115"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. Nf3 Nf6 2. c4 c6 3. d4 d5 4. Nc3 dxc4 5. e3 b5 6. a4 b4 7. Nb1 Ba6 8. Be2 e6
9. O-O Be7 10. Nbd2 O-O 11. Bxc4 Bxc4 12. Nxc4 Qd5 13. b3 Nbd7 14. Bb2 Rfd8 15.
Qc2 c5 16. Rfd1 Qb7 17. Nfe5 Rac8 18. Nxd7 Nxd7 19. Rac1 cxd4 20. Bxd4 Nb6 21.
Bxb6 axb6 22. Qe2 Rd5 23. e4 Rxd1+ 24. Rxd1 Qc7 25. Rd3 Rd8 26. Qd1 Rxd3 27.
Qxd3 Qc6 28. g3 g6 29. Kg2 f6 30. f3 Kf8 31. h4 Kf7 32. g4 Kf8 33. Qe2 Bc5 34.
Qd2 Ke8 35. Qf4 e5 36. Qd2 Qe6 37. Qd3 Bd4 38. Qd2 Bc5 39. Qd3 Bd4 40. Qd2 Bc5
41. g5 fxg5 42. Qxg5 Bd4 43. Qh6 Qe7 44. Kg3 Kd7 45. h5 gxh5 46. Qxh5 Kc7 47.
Kg4 Kb8 48. Qh6 Kc7 49. Qg5 Qe6+ 50. Qf5 Qe7 51. Kh5 Qg7 52. Qe6 Qg2 53. Qf7+
Kc6 54. Kh6 Qh3+ 55. Qh5 Qd7 56. Qf5 Qxf5 57. exf5 Kd5 58. Kxh7 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "6"]
[White "Brenninkmeijer, Joris"]
[Black "Bosboom, Manuel"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "2475"]
[BlackElo "2425"]
[PlyCount "62"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. O-O Nbd7 8. Qc2
exd4 9. Nxd4 c6 10. Bg5 Re8 11. Rad1 a5 12. Rfe1 a4 13. Bf4 Qe7 14. Nf3 Ne5 15.
Nxa4 Nxe4 16. Bxe5 dxe5 17. b3 Nc5 18. Nxc5 Qxc5 19. Ng5 Qa3 20. c5 h6 21. Ne4
Be6 22. Bc4 Qxa2 23. Qxa2 Rxa2 24. Nd6 Re7 25. Bxe6 Rxe6 26. Nxb7 Bf8 27. Kf1
Re8 28. Nd6 Rb8 29. Rxe5 Rxb3 30. g4 Rf3 31. Re2 Rxe2 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "6"]
[White "Douven, Rudy"]
[Black "Ree, Hans"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "2440"]
[BlackElo "2455"]
[PlyCount "79"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. O-O exd4 8. Nxd4
Re8 9. f3 c6 10. Kh1 Nbd7 11. Bg5 Qb6 12. Nb3 a5 13. Rb1 a4 14. Na1 a3 15. b4
Nh5 16. Bd2 Qd8 17. Rb3 Nb6 18. Nc2 d5 19. cxd5 cxd5 20. Be3 Nc4 21. Nxd5 Nxe3
22. Ncxe3 Be6 23. Bb5 Rf8 24. Bc4 Be5 25. Ng4 Bxg4 26. fxg4 Ng7 27. Qd2 Ne6 28.
g3 Kg7 29. Rd3 Qg5 30. Nf4 Kh8 31. Nxe6 Qxd2 32. Rxd2 fxe6 33. Rxf8+ Rxf8 34.
Bxe6 Re8 35. Bf7 Re7 36. Rd8+ Kg7 37. Bd5 Kf6 38. Ra8 Bb2 39. Rb8 Ke5 40. Bxb7
{Zeitueberschreitung} 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "6"]
[White "Kuijf, Rini"]
[Black "Blees, Albert"]
[Result "1-0"]
[ECO "B04"]
[WhiteElo "2490"]
[BlackElo "2400"]
[Annotator "King"]
[PlyCount "59"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Bc4 Nb6 6. Bb3 Bg7 7. a4 a5 8. Ng5 e6
9. f4 dxe5 10. fxe5 c5 11. O-O O-O 12. c3 cxd4 13. cxd4 Nc6 14. Nf3 f6 15. Nc3
fxe5 16. Bg5 Qd7 17. dxe5 Nxe5 18. Nxe5 Rxf1+ 19. Qxf1 Qd4+ 20. Kh1 Qxe5 {
This is a familiar position with the pawns on a2 and a7, when the position is
roughly equal. Here white has a tremendous shot to keep the initiative.} 21.
Bd8 $1 $36 Qc5 22. Ne4 Qc6 23. Ng5 Nd5 24. Qf7+ Kh8 25. Rf1 Ne3 26. Rg1 Ng4 27.
Qf4 h5 28. h3 Nh6 29. Bf6 Qc5 30. Nxe6 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "6"]
[White "Piket, Jeroen"]
[Black "Nijboer, Friso"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2495"]
[BlackElo "2485"]
[Annotator "Knaak"]
[PlyCount "101"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. h3 e5 7. dxe5 dxe5 8. Qxd8
Rxd8 9. Bg5 Nbd7 10. O-O-O Rf8 11. Be3 b6 $6 (11... c6 12. c5 Re8 13. Bc4 h6
14. g4 Nf8 15. Rhg1 N6h7 16. h4 Ne6 17. h5 g5 18. Nd2 Nd4 19. f3 Nf8 20. Rgf1
b5 $15 {Ivkov-De Wit/Amsterdam/1985/0-1}) 12. Nd5 Nxd5 13. cxd5 Bb7 14. Bb5 Nf6
15. Nd2 c6 {Fuehrt geradewegs zum klar schlechteren Endspiel. Aber was sonst?}
16. dxc6 Bxc6 17. Bxc6 Rac8 18. Kb1 Rxc6 19. Rc1 Rfc8 20. a4 Bf8 21. Rxc6 Rxc6
22. Rc1 Rxc1+ 23. Kxc1 Bb4 24. f3 Nd7 25. Nc4 f5 $6 {>= 26...Kf8} 26. Kc2 Kf7
27. a5 $1 b5 28. Kb3 Bf8 29. a6 $3 $18 {Schoen!} 29... Ke6 30. Bxa7 bxc4+ 31.
Kxc4 Kd6 32. Bc5+ Kc6 33. Bxf8 Nxf8 34. a7 Kb7 35. Kd5 fxe4 36. fxe4 Nd7 37.
Kd6 Nb6 38. Kxe5 Kxa7 39. Kf6 Kb7 40. Kg7 Nc4 41. Kxh7 Ne5 42. Kg7 Kc6 43. Kf6
Nd3 44. Kxg6 Nf4+ 45. Kf7 Kc5 46. h4 Kd4 47. g4 Kxe4 48. h5 Nh3 49. h6 Kf4 50.
Kg6 Ng5 51. b4 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "6"]
[White "Pliester, Leon"]
[Black "De Boer, Gert Jan"]
[Result "0-1"]
[ECO "B86"]
[WhiteElo "2390"]
[BlackElo "2375"]
[PlyCount "76"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Nbd7 8.
O-O Nc5 9. Qf3 Be7 10. Re1 O-O 11. Qg3 Kh8 12. Bg5 h6 13. Bxf6 Bxf6 14. Rad1
Qc7 15. Nf3 Bxc3 16. bxc3 Rd8 17. e5 d5 18. c4 dxc4 19. Bxc4 b5 20. Rxd8+ Qxd8
21. Be2 Bb7 22. Rd1 Qc7 23. Nd2 Na4 24. Bd3 Rd8 25. Re1 Nc5 26. Nf1 Nxd3 27.
cxd3 Qc2 28. Re3 Qxa2 29. Qh4 Rd7 30. Qb4 Kg8 31. Rg3 Qd5 32. Qf4 Kh7 33. h4
Qd4 34. Qc1 Qxe5 35. Nh2 Rc7 36. Qd2 Qa1+ 37. Nf1 Rc1 38. Qe2 Bd5 0-1

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "6"]
[White "Van der Wiel, John"]
[Black "Van der Sterren, Paul"]
[Result "1-0"]
[ECO "C95"]
[WhiteElo "2550"]
[BlackElo "2515"]
[Annotator "Schussler"]
[PlyCount "79"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. a4 Bf8 14. Bd3 c6 15.
Nf1 d5 16. Bg5 dxe4 17. Rxe4 Be7 18. Re2 $1 {Instead of the stereotyped 18. e1,
played for instance in Sokolov, A -  Beljavskij, White in the present game
creates the possibility of  d2 putting pressure on the d-file.} 18... exd4 19.
Nxd4 Bf8 20. Rd2 c5 $2 21. Nxb5 $1 $18 Qb6 22. Na3 Ne5 23. Nc4 Nxc4 24. Bxc4
Ne4 25. Qh5 g6 26. Bxf7+ $1 Kg7 27. Qh6+ Kh8 28. Qh4 Re5 29. Bf4 Rh5 30. Qg4
Nxd2 31. Nxd2 Rf5 32. Bc4 Rd8 33. Re1 Qf6 34. Re6 Qg7 35. Re2 Bc8 36. Qg3 Be7
37. Nf3 Bf6 38. Ng5 Bxg5 39. Bxg5 Rdf8 40. Re7 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "7"]
[White "Blees, Albert"]
[Black "Piket, Jeroen"]
[Result "1/2-1/2"]
[ECO "E97"]
[WhiteElo "2400"]
[BlackElo "2495"]
[PlyCount "53"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5
Ne7 9. Nd2 a5 10. a3 Bd7 11. Rb1 a4 12. b4 axb3 13. Nxb3 b6 14. Ra1 h5 15. a4
Nh7 16. a5 f5 17. Ba3 bxa5 18. c5 Be8 19. Ra2 Nf6 20. f3 Bh6 21. Kh1 Be3 22.
Qd3 f4 23. Bc1 Bxc1 24. Rxc1 a4 25. Rca1 Qb8 26. c6 Nxc6 27. dxc6 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "7"]
[White "Bosboom, Manuel"]
[Black "Douven, Rudy"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "2425"]
[BlackElo "2440"]
[Annotator "Horn,Pe"]
[PlyCount "79"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 d5 5. Nbd2 Bd6 {
Beliebter ist der Aufbau mit g6/Bg7/Nge7.} 6. Bg2 Nge7 7. O-O O-O 8. Re1 b6 9.
a3 {N} 9... Bb7 10. c3 Bc7 (10... a5 $5) 11. b4 Qd7 12. e5 (12. bxc5 bxc5 13.
Nb3 Bb6) 12... cxb4 13. axb4 Ng6 14. d4 $16 a5 (14... f6 $5) 15. bxa5 Rxa5 16.
Rxa5 Nxa5 17. h4 $40 h6 18. Nf1 Rc8 19. h5 Nf8 20. N1h2 Bd8 21. Ng4 $1 Rxc3 22.
Bxh6 $1 gxh6 23. Qd2 Rxf3 (23... Rc7 $2 24. Nf6+ Bxf6 25. exf6 Kh7 26. Ne5 Qd8
(26... Nc4 27. Qd3+) 27. Ng4 $18) 24. Bxf3 Nh7 25. Qxh6 Qe7 26. Be2 {/\ Bd3+-}
26... Qg5 (26... Qf8 27. Bd3) 27. Bd3 Qxh6 (27... Qg7) 28. Nxh6+ Kg7 29. Nxf7
Kxf7 30. Bxh7 Kg7 31. Bc2 Nc6 32. Rd1 b5 $2 (32... Ba6) 33. f4 Bb6 34. Kg2 Nxd4
35. h6+ $1 Kh8 (35... Kxh6 $2 36. Rh1+ Kg7 37. Rh7+ Kg8 38. Rxb7) 36. Bd3 Nc6 (
36... Nf5 37. Bxf5 exf5 38. e6 Bd8 39. Rc1 $18) 37. Bxb5 d4 38. Kh3 Kh7 $2 39.
Bd3+ Kxh6 40. Rb1 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "7"]
[White "De Boer, Gert Jan"]
[Black "Kuijf, Rini"]
[Result "1/2-1/2"]
[ECO "D49"]
[WhiteElo "2375"]
[BlackElo "2490"]
[PlyCount "45"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3
a6 9. e4 c5 10. e5 cxd4 11. Nxb5 Nxe5 12. Nxe5 axb5 13. Qf3 Bb4+ 14. Ke2 Rb8
15. Qg3 Qd6 16. Nf3 Qxg3 17. hxg3 Bd6 18. Bf4 Ke7 19. Nxd4 Bd7 20. Bxd6+ Kxd6
21. Rhd1 Ke7 22. Rac1 Rb6 23. Rc7 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "7"]
[White "Nijboer, Friso"]
[Black "Brenninkmeijer, Joris"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2485"]
[BlackElo "2475"]
[Annotator "Boensch,U"]
[PlyCount "82"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 {Boensch} 1... c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be3 a6 7.
f3 b5 8. g4 h6 9. Qd2 (9. h4 b4 10. Nce2 e5 11. Nb3 d5 12. Ng3 d4 13. Bf2 Be6
14. Bd3 Nbd7 15. Rg1 Be7 16. g5 hxg5 17. hxg5 Nh7 {
Fedorowicz - Browne, Chicago 1989}) 9... Nbd7 10. O-O-O Bb7 11. Bd3 Ne5 12.
Rhe1 b4 13. Na4 d5 14. exd5 Nxd5 15. Bf2 Bd6 16. Bf5 O-O 17. Nxe6 fxe6 18.
Bxe6+ Kh8 19. Bxd5 Nxf3 20. Bxf3 Bxf3 21. Bb6 Bxd1 22. Bxd8 Raxd8 23. Qg2 (23.
Qxd1 Bf4+ 24. Kb1 Rxd1+ 25. Rxd1 Bxh2 26. c3 $15 {
Hjartarson - Kasparov, Thessaloniki 1988 - Inf.46/284}) 23... Bf3 24. Qg1 Bf4+
25. Kb1 Bd2 26. Rf1 Be2 (26... Bxg4 27. Rxf8+ Rxf8 $44 {
( Kasparov ) - Inf.46/284}) 27. Rf2 Rfe8 (27... Rxf2 28. Qxf2 Bxg4 $13) 28. b3
Bc3 (28... Bxg4 $2 29. Rxd2 (29. Qxg4 $2 Re1+ 30. Kb2 Bc1+ 31. Kb1 Ba3+) 29...
Rxd2 30. Qxg4 Re1+ 31. Kb2 Rdd1 32. Nc3 $1 $16) 29. Nxc3 $8 bxc3 30. Kc1 Rd2
31. a4 a5 32. h3 Re4 33. Qh1 Kg8 34. Rf1 Re3 35. Re1 Bf3 36. Qg1 Rxe1+ 37. Qxe1
Be2 38. Qh1 Rd8 39. Qe1 Rd2 40. Qh1 Rd8 41. Qg1 $2 (41. Qe1 Rd2 $8 (41... Bf3
42. Qxc3 $18) 42. Qh1 $10 {3 mal gleiche Stellung!}) 41... Rf8 0-1

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "7"]
[White "Ree, Hans"]
[Black "Van der Wiel, John"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "2455"]
[BlackElo "2550"]
[PlyCount "62"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. O-O Nd7 5. d4 e6 6. b3 Bd6 7. c4 Bxf3 8. Bxf3
f5 9. Bb2 Ne7 10. Nd2 O-O 11. e3 Nf6 12. Bg2 g5 13. Nf3 g4 14. Ne5 h5 15. f4
Kg7 16. Bc3 Rh8 17. Be1 Ng6 18. Nxg6 Kxg6 19. Qc2 Be7 20. Bf2 h4 21. Rfd1 Qd7
22. gxh4 Kf7 23. Bg3 Rh6 24. Kf2 Rah8 25. Rh1 Ne8 26. Rag1 Bxh4 27. Ke1 Nf6 28.
Qf2 Qd8 29. h3 Qa5+ 30. Kf1 Bxg3 31. Qxg3 Qxa2 0-1

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "7"]
[White "Van der Sterren, Paul"]
[Black "Pliester, Leon"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2515"]
[BlackElo "2390"]
[PlyCount "63"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. Qc2
Nc6 9. a3 Qa5 10. Rd1 Be7 11. Nd2 e5 12. Bg5 d4 13. Nb3 Qb6 14. Bxf6 Bxf6 15.
Nd5 Qd8 16. Bd3 g6 17. exd4 exd4 18. Nxf6+ Qxf6 19. O-O a5 20. Rd2 Re8 21. Rfd1
a4 22. Nc5 Ra5 23. Ne4 Qd8 24. c5 Kg7 25. Nd6 Re5 26. Bb5 Bf5 27. Nxf5+ Rxf5
28. Bxc6 Rfxc5 29. Qe4 Rxc6 30. Rxd4 Qf6 31. g3 Re5 32. Qf4 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "8"]
[White "Brenninkmeijer, Joris"]
[Black "Blees, Albert"]
[Result "1-0"]
[ECO "A62"]
[WhiteElo "2475"]
[BlackElo "2400"]
[Annotator "Wahls"]
[PlyCount "89"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. g3 Bg7 8. Bg2
O-O 9. O-O Na6 10. Nd2 Nc7 11. a4 b6 12. Rb1 Re8 13. Re1 Ng4 14. h3 Ne5 15. f4
Nd7 16. Nc4 Nf6 17. Bd2 Ba6 18. b3 Nh5 19. Ne4 Bxc4 20. bxc4 f5 21. Ng5 Nxg3
22. Rb3 Ne4 23. Nxe4 fxe4 24. e3 {Mit Ueberkompensation.} 24... Re7 25. Qc2 Qe8
26. a5 Qa4 27. Rc1 b5 28. cxb5 Nxb5 29. Bf1 a6 30. Qb1 Rc8 31. Rc4 Qa1 32. Qxa1
Bxa1 33. Ra4 Bf6 34. Bxb5 axb5 35. Rxb5 g5 36. fxg5 Bxg5 37. a6 Rcc7 38. Rb8+
Kg7 39. Kf2 c4 40. Ba5 Rf7+ 41. Ke2 Rc5 42. Bc3+ Kh6 43. a7 Bh4 44. a8=Q Rf2+
45. Kd1 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "8"]
[White "Douven, Rudy"]
[Black "Nijboer, Friso"]
[Result "0-1"]
[ECO "E97"]
[WhiteElo "2440"]
[BlackElo "2485"]
[PlyCount "86"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. d5
Ne7 9. Nd2 a5 10. a3 Bd7 11. b3 Ne8 12. Bb2 f5 13. b4 Nf6 14. c5 Nc8 15. Qc2
Nh5 16. Nc4 axb4 17. axb4 Rxa1 18. Rxa1 Nf4 19. Bf1 fxe4 20. Nxe4 Qh4 21. Ne3
Bh6 22. Ra8 Nh3+ 23. gxh3 Bxe3 24. Ra3 Bh6 25. cxd6 Bf5 26. Bd3 cxd6 27. Ra8
Bxh3 28. Ng3 Qf4 29. Be4 Ne7 30. Rxf8+ Bxf8 31. Bc1 Qg4 32. b5 h5 33. f3 Qc8
34. Qxc8 Bxc8 35. Bg5 Kg7 36. f4 Bd7 37. fxe5 dxe5 38. b6 Nc8 39. Bd8 Bc5+ 40.
Kg2 Bxb6 41. Bxb6 Nxb6 42. d6 Bc6 43. Kf3 Kf6 0-1

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "8"]
[White "Kuijf, Rini"]
[Black "Van der Sterren, Paul"]
[Result "0-1"]
[ECO "B56"]
[WhiteElo "2490"]
[BlackElo "2515"]
[PlyCount "80"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f4 e5 7. Nf3 Be7 8.
fxe5 Nxe5 9. Bb5+ Bd7 10. Bxd7+ Qxd7 11. O-O O-O 12. Bg5 Qg4 13. Nxe5 Qxg5 14.
Nf3 Qe3+ 15. Kh1 Rfe8 16. Nd5 Qc5 17. Qd3 Nxd5 18. exd5 Bf6 19. c3 Re3 20. Qf5
h6 21. Rfe1 Rxe1+ 22. Rxe1 Qb5 23. Nd2 Qxb2 24. Ne4 Be5 25. c4 g6 26. Qd7 Rf8
27. Qh3 Qb4 28. Rc1 Bf4 29. Qc3 Qxc3 30. Rxc3 Rc8 31. a4 a6 32. Kg1 f5 33. Nf6+
Kf7 34. Nd7 b5 35. g3 Bg5 36. axb5 axb5 37. c5 dxc5 38. Ne5+ Kf6 39. Nc6 b4 40.
Nxb4 Bd2 0-1

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "8"]
[White "Piket, Jeroen"]
[Black "De Boer, Gert Jan"]
[Result "1/2-1/2"]
[ECO "D99"]
[WhiteElo "2495"]
[BlackElo "2375"]
[PlyCount "49"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Bg4 8.
Be3 Nfd7 9. Qb3 Nb6 10. Rd1 e6 11. Be2 Nc6 12. Ng1 Bxe2 13. Ngxe2 Qe7 14. h4
Qb4 15. Qc2 Rad8 16. e5 Nd5 17. h5 Nxe3 18. fxe3 Qe7 19. Nf4 Nb4 20. Qb3 c5 21.
hxg6 hxg6 22. Ne4 Nd5 23. Qa3 b6 24. O-O Rd7 25. dxc5 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "8"]
[White "Ree, Hans"]
[Black "Bosboom, Manuel"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2455"]
[BlackElo "2425"]
[Annotator "Ribli"]
[PlyCount "56"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. Nf3 g6 5. e4 e5 6. Be2 Bg7 7. d5 a5 8. Be3
O-O 9. Nd2 Nc5 {-> E 93} 10. h4 $5 (10. a3 $5 Bd7 11. b4 axb4 12. axb4 Rxa1 13.
Qxa1 Na6 14. Qa3 $14) 10... Qd7 11. h5 c6 12. hxg6 hxg6 13. Rh4 Qd8 14. g3 Nh7
15. Nb3 $1 Nxb3 16. Qxb3 Bf6 17. Rh2 a4 18. Nxa4 cxd5 19. cxd5 Ng5 20. Nc3 Bg7
21. f4 exf4 22. gxf4 Nxe4 (22... Nh7 23. O-O-O) 23. Nxe4 Re8 24. Ng3 Qe7 25.
Kf2 $1 Bd7 26. Re1 Ba4 27. Qb6 Rac8 28. Bd3 Bc2 {Ribli} 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "8"]
[White "Van der Wiel, John"]
[Black "Pliester, Leon"]
[Result "1-0"]
[ECO "B04"]
[WhiteElo "2550"]
[BlackElo "2390"]
[PlyCount "51"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 dxe5 5. Nxe5 Nd7 6. Bc4 Nxe5 7. dxe5 c6 8.
Qf3 Be6 9. O-O Qc7 10. Re1 g6 11. Nc3 Rd8 12. Nxd5 Bxd5 13. e6 fxe6 14. Qc3 Kf7
15. Bxd5 exd5 16. Bf4 Qd7 17. Qxh8 Bg7 18. Qxh7 Rh8 19. Qxg7+ Kxg7 20. Be5+ Kg8
21. Bxh8 Kxh8 22. Re5 Kg7 23. Rae1 Kf6 24. Rxe7 Qf5 25. h4 Qxc2 26. g4 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "9"]
[White "Blees, Albert"]
[Black "Douven, Rudy"]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "2400"]
[BlackElo "2440"]
[Annotator "Schussler"]
[PlyCount "72"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 d5 6. Bg2 Bd6 7. O-O O-O 8. Ne5
c5 9. cxd5 exd5 10. Ndf3 Bb7 11. Bf4 Na6 12. Rc1 Nc7 13. dxc5 bxc5 14. Bg5 Nce8
15. Nd3 Qb6 16. b3 Ne4 17. Be3 d4 18. Bd2 N8f6 19. Nb2 Be7 20. Nc4 Qa6 21. Qc2
Nxd2 22. Nfxd2 Bxg2 23. Kxg2 Rad8 24. e4 dxe3 25. Nxe3 Nd5 26. Nxd5 Rxd5 27.
Nc4 Rfd8 $14 28. Rcd1 Rd4 29. Rfe1 Bf6 30. Re2 g6 31. Rde1 Kg7 32. Ne3 Qc6+ 33.
Kg1 h5 $1 34. Nc4 {34.h4!?} 34... h4 35. Ne3 h3 $19 36. f4 Re4 0-1

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "9"]
[White "Bosboom, Manuel"]
[Black "Van der Wiel, John"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2425"]
[BlackElo "2550"]
[PlyCount "121"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nf3 Nc6 5. O-O d6 6. Nc3 e5 7. a3 Nge7 8. Rb1
f5 9. d3 O-O 10. Bg5 h6 11. Bxe7 Nxe7 12. Nd2 Rb8 13. Nd5 Bd7 14. b4 b6 15. a4
cxb4 16. Rxb4 a5 17. Rb1 Nxd5 18. Bxd5+ Kh7 19. e3 g5 20. Rb2 e4 21. d4 g4 22.
Qb3 h5 23. Qa3 Rf6 24. Rfb1 Rh6 25. Rb3 h4 26. Qb2 hxg3 27. hxg3 Qe8 28. Rxb6
Qh5 29. Kf1 Rxb6 30. Qxb6 Bxa4 31. Qd8 Rf6 32. Kg1 Qe8 33. Qxa5 Bc2 34. Rb7 Qh8
35. Qc7 Kg6 36. Qe7 Bf8 37. Qe8+ Kg5 38. Qd8 Kg6 39. Bc6 Bd3 40. Be8+ Kh6 41.
Rf7 Kg5 42. Rc7 Qg8 43. Bf7 Qh8 44. Rd7 Bg7 45. Be8 Bf8 46. Ra7 Qg8 47. Bf7 Qg7
48. Rb7 Qh6 49. Bd5 Qg6 50. Rf7 Bg7 51. c5 dxc5 52. dxc5 Bb5 53. Nb3 Bc6 54.
Rxf6 Bxf6 55. Qd6 Bxd5 56. Qxd5 Qe8 57. c6 Qe5 58. Qg8+ Kh6 59. Nd4 Qc5 60. Qe6
Kg5 61. c7 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "9"]
[White "De Boer, Gert Jan"]
[Black "Brenninkmeijer, Joris"]
[Result "1/2-1/2"]
[ECO "D17"]
[WhiteElo "2375"]
[BlackElo "2475"]
[PlyCount "33"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. Nf3 dxc4 5. a4 Bf5 6. Ne5 e6 7. f3 Bb4 8. e4
Bxe4 9. fxe4 Nxe4 10. Qf3 Qxd4 11. Qxf7+ Kd8 12. Bg5+ Nxg5 13. Qxg7 Bxc3+ 14.
bxc3 Qxc3+ 15. Ke2 Qc2+ 16. Ke1 Qc3+ 17. Ke2 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "9"]
[White "Nijboer, Friso"]
[Black "Ree, Hans"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2485"]
[BlackElo "2455"]
[Annotator "Schussler"]
[PlyCount "121"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nf6 5. c3 O-O 6. d4 Bb6 7. Bg5 h6 8. Bh4
d6 9. a4 a5 10. Re1 Bg4 11. Bxc6 bxc6 12. dxe5 dxe5 13. Qxd8 Raxd8 14. Nxe5 g5
15. Bg3 h5 16. Nxc6 Rde8 17. Nd2 Bd7 18. e5 Ng4 19. Nd4 h4 20. h3 hxg3 21. hxg4
f6 22. exf6 Bxa4 23. fxg3 Rxf6 24. N2f3 Rxe1+ 25. Rxe1 Bd7 26. Re5 Rg6 27. Rd5
Be6 28. Rxg5 Rxg5 29. Nxg5 Bxg4 30. Kf2 c5 31. Ndf3 c4+ 32. Ke2 a4 33. Ne4 Bf5
34. Nfd2 Bc7 35. Ke3 Bb6+ 36. Kf4 Be6 37. Ke5 Bf7 38. Nf6+ Kg7 39. Nd5 Bf2 40.
Ne4 Ba7 41. Nd2 Bb8+ 42. Ke4 Bxg3 43. Nxc4 Bg6+ 44. Kd4 Bf2+ 45. Nce3 Bc2 46.
Nb4 Bg6 47. Nd3 Bg1 48. Nf4 Bb1 49. c4 Kf7 50. Ne2 Bf2 51. Nc3 Bc2 52. Ne4 Bg1
53. Ng5+ Kf6 54. Nh3 $1 Bxe3+ 55. Kxe3 Kf5 56. Nf2 Bb3 57. Kd4 Kf4 58. Nd3+ Kg3
59. c5 Kxg2 60. c6 Kf1 61. Nc5 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "9"]
[White "Pliester, Leon"]
[Black "Kuijf, Rini"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "2390"]
[BlackElo "2490"]
[Annotator "Horn,Pe"]
[PlyCount "92"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. Nf3 d5 2. g3 Bg4 3. Bg2 Nd7 4. d3 e6 5. O-O Bd6 6. h3 Bh5 7. b3 Ne7 {
Gegenueber Ngf6 hat diese Entwicklung den Vorzug der groesseren Flexibilitaet.}
8. Bb2 O-O 9. e4 dxe4 (9... c6 {
hiermit kann Schwarz bekanntes Gelaende erreichen.}) 10. dxe4 Bxf3 11. Bxf3 Be5
12. c3 Nc6 13. Qe2 $14 Bd6 14. Nd2 Nb6 15. Rad1 Qe7 16. e5 Nxe5 17. Bxb7 Rab8
18. Be4 (18. Bg2 $5 {
Auf dieser Diagonale scheint der B mehr Aussichten zu haben.}) 18... f5 $1 19.
Bb1 $6 (19. Bg2 $5) 19... c5 20. c4 Nc6 21. Ne4 (21. Nf3 e5) (21. f4 e5) 21...
Bc7 (21... fxe4 22. Qxe4) 22. Ng5 Rbe8 (22... Qxg5 $4 23. Qxe6+ Kh8 24. Qxc6)
23. f4 e5 24. Rfe1 h6 25. Qh5 Rd8 (25... hxg5 26. fxg5 {/\ g6} 26... g6 27.
Qxg6+ Qg7 28. Qxc6) 26. Rxd8 Nxd8 27. Nf3 e4 28. Nh4 Qe6 29. Qg6 Rf7 30. Rd1
Qxg6 31. Nxg6 Ne6 32. Kf2 Kh7 33. Ne5 Rf8 34. Ke3 g5 35. fxg5 hxg5 36. g4 $2 (
36. Nd7 $5) 36... Nd4 $1 $19 37. Bxd4 cxd4+ 38. Rxd4 Bxe5 39. Rd1 Bf4+ 40. Ke2
Kg6 41. c5 Nc8 42. Rd5 Rh8 43. gxf5+ Kf6 44. Bxe4 Rxh3 45. Bd3 Ne7 46. Rd8 Nc6
0-1

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "9"]
[White "Van der Sterren, Paul"]
[Black "Piket, Jeroen"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2515"]
[BlackElo "2495"]
[PlyCount "113"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. Nf3 d5 2. d4 e6 3. c4 c5 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. O-O Be7 8. Be3
c4 9. b3 cxb3 10. Qxb3 Qb6 11. Qxb6 axb6 12. Nc3 O-O 13. Ne5 Be6 14. a4 Rfc8
15. Rfc1 Na5 16. Nb5 Rxc1+ 17. Rxc1 Nb3 18. Rc7 Rxa4 19. h3 Rb4 20. Rxe7 Rxb5
21. g4 h6 22. f4 Kf8 23. Rxb7 Ke8 24. f5 Bd7 25. h4 Na5 26. Rb8+ Ke7 27. g5
hxg5 28. hxg5 Ne8 29. g6 f6 30. Nxd7 Kxd7 31. Bf4 Nc6 32. Ra8 Ra5 33. Rxa5 bxa5
34. Bxd5 Nxd4 35. Bd2 a4 36. Kf2 Nxf5 37. Bb4 Ned6 38. e3 Ne7 39. Ba2 Nc6 40.
Ba3 Ne5 41. Bb1 Nec4 42. Bb4 Kc6 43. Bc3 Ne5 44. Bb4 f5 45. Bc2 Ne4+ 46. Ke2
Kb5 47. Bf8 Nxg6 48. Bxg7 Kb4 49. Kd1 a3 50. Kc1 Kc4 51. Kb1 Nh4 52. Ka2 Ng2
53. Kxa3 Nxe3 54. Bxe4 fxe4 55. Bh6 Nd1 56. Bg5 e3 57. Bxe3 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "10"]
[White "Bosboom, Manuel"]
[Black "Nijboer, Friso"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2425"]
[BlackElo "2485"]
[Annotator "Schussler"]
[PlyCount "95"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. h3 O-O 5. e3 d6 6. Be2 c5 7. Nbd2 cxd4 8.
exd4 Nc6 9. Bh2 e5 10. dxe5 dxe5 11. Nc4 e4 12. Nfe5 Nd4 13. O-O b6 14. Re1
Nxe2+ 15. Rxe2 Ba6 16. Rd2 Qc8 17. Ne3 Rd8 18. c4 Rxd2 19. Qxd2 Qe6 20. Rd1 Ne8
21. Qd5 Qxd5 22. Rxd5 f6 23. Nc6 Bf8 24. Rd7 b5 25. b3 bxc4 26. bxc4 Bc5 27.
Nb8 $1 $16 Bxe3 28. Nxa6 Bb6 29. c5 Rd8 30. Rxd8 Bxd8 31. c6 Kf7 32. c7 Nxc7
33. Bxc7 Bxc7 34. Nxc7 Ke7 35. Kf1 Kd7 36. Nb5 a6 37. Nc3 f5 38. Ke2 Kd6 39. f3
exf3+ 40. gxf3 Kc5 41. Kd3 g5 42. Ne2 Kd5 43. Ng3 Ke5 44. Nh5 f4 45. a4 Kf5 46.
Ng7+ Kg6 47. Ne6 Kh5 48. Ke2 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "10"]
[White "Brenninkmeijer, Joris"]
[Black "Van der Sterren, Paul"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2475"]
[BlackElo "2515"]
[PlyCount "87"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 axb5 6. Bxb5 Qa5+ 7. Nc3 Bb7 8.
Nge2 Bxd5 9. O-O Bc6 10. a4 g6 11. e4 d6 12. f4 Bxb5 13. Nxb5 Bg7 14. e5 dxe5
15. fxe5 Ng4 16. Bg5 Ra6 17. Nec3 Nxe5 18. Nd5 O-O 19. Bxe7 Nbd7 20. Bxf8 Bxf8
21. Qe2 c4 22. Kh1 Qd8 23. Rad1 Bg7 24. Ndc3 Qb8 25. Rd5 h5 26. h3 Nf8 27. Qe3
Ne6 28. Qg3 f5 29. Rxe5 Qxe5 30. Qxg6 f4 31. Rd1 Qg5 32. Qe4 Qc5 33. Nd5 Bxb2
34. Qg6+ Kf8 35. Nxf4 Nxf4 36. Rd8+ Ke7 37. Re8+ Kd7 38. Qf7+ Kc6 39. Rc8+ Kb6
40. Rxc5 Kxc5 41. Qxf4 Rxa4 42. Qf5+ Kb4 43. Nd6 Ra1+ 44. Kh2 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "10"]
[White "Douven, Rudy"]
[Black "De Boer, Gert Jan"]
[Result "1/2-1/2"]
[ECO "D87"]
[WhiteElo "2440"]
[BlackElo "2375"]
[PlyCount "55"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O 8.
Ne2 c5 9. O-O Nc6 10. Be3 Bg4 11. f3 Bd7 12. Rb1 Qc7 13. Bd3 a6 14. Qd2 b5 15.
f4 cxd4 16. cxd4 e6 17. Rfc1 Qa5 18. Qxa5 Nxa5 19. Rc7 Rfd8 20. Rbc1 Rac8 21.
Kf2 Nc6 22. Rxc8 Rxc8 23. g4 Kf8 24. g5 h6 25. h4 hxg5 26. hxg5 Nb4 27. Bb1 Ke8
28. Rxc8+ 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "10"]
[White "Piket, Jeroen"]
[Black "Pliester, Leon"]
[Result "1-0"]
[ECO "D56"]
[WhiteElo "2495"]
[BlackElo "2390"]
[Annotator "Ftacnik"]
[PlyCount "77"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 e6 2. c4 Nf6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 h6 7. Bh4 Ne4 8. Bxe7
Qxe7 9. Rc1 c6 10. Bd3 Nxc3 11. Rxc3 Nd7 12. O-O dxc4 13. Bxc4 e5 14. Bb3 exd4
$6 (14... Re8 15. d5 cxd5 16. Qxd5 Nf6 17. Qc5 Ne4 18. Qxe7 Rxe7 19. Rc2 Ng5
20. Nxg5 hxg5 21. Rd1 Bf5 22. Rc3 Kf8 $10 {
Nikolic,Pr-Yusupov,A/Belgrade/1989/  ->CBM 16}) 15. exd4 Nf6 (15... Nb6 16. Re1
Qd6 17. Ne5 Bf5 (17... Be6 $5) 18. Rf3 Be6 (18... Bg6 19. Nxg6 Qxg6 20. Re7 $16
) 19. Bxe6 fxe6 (19... Qxe6 20. Nxf7 Qxa2 21. Re7 $1) 20. Rg3 $16) 16. Re1 Qd6
17. Ne5 Bf5 $6 (17... Nd5 18. Rg3 Bf5 19. Qh5 $1 Bh7 20. Qg4 g5 21. h4 $16 {
Karpov,An-Yusupov,A/London cs (8)/1989/  ->CBM 15}) 18. Nxf7 $1 Rxf7 19. Bxf7+
Kxf7 20. Qb3+ Kf8 21. Qxb7 Rb8 22. Qxa7 Rxb2 23. Rxc6 $1 Rxa2 (23... Qxc6 24.
Qa3+ Kg8 25. Qxb2 $18) 24. Qb7 $6 (24. Qb6 $1 Qe7 (24... Qd5 25. Rxf6+ gxf6 26.
Qxf6+ Qf7 27. Qh8+ Qg8 28. Re8+ $18) 25. Rxf6+ $1 gxf6 (25... Qxf6 26. Qb8+ Kf7
27. Qe8#) 26. Qb8+ Kf7 27. Rxe7+ $18) 24... Rb2 25. Qxg7+ Kxg7 26. Rxd6 Ne4 27.
Ra6 Nc3 (27... Nxf2 28. Re7+ (28. Rf1 Bd3) 28... Kf8 29. Rc7 $18) 28. h3 Ne2+
29. Kh2 h5 30. d5 Rd2 31. d6 Kf6 32. d7+ Ke7 33. Ra5 Be6 34. Re5 Nd4 35. d8=Q+
Kxd8 36. Rxe6 Nxe6 37. Rxe6 Rxf2 38. Kg3 (38. Re5 $18) 38... Rf5 39. Kh4 {
Ftacnik,L} 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "10"]
[White "Ree, Hans"]
[Black "Blees, Albert"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2455"]
[BlackElo "2400"]
[PlyCount "106"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. c4 Nf6 2. Nc3 c5 3. g3 e6 4. Nf3 b6 5. Bg2 Bb7 6. O-O d6 7. Re1 Be7 8. e4
O-O 9. d4 cxd4 10. Nxd4 Qc8 11. b3 a6 12. Bb2 Nbd7 13. f4 Rd8 14. f5 e5 15. Nc2
b5 16. Ne3 bxc4 17. Nxc4 Nb6 18. Nxb6 Qc5+ 19. Kh1 Qxb6 20. Qe2 Rac8 21. Rac1
h6 22. h3 Qb4 23. Kh2 Rc7 24. Nd5 Nxd5 25. exd5 Rdc8 26. Rxc7 Rxc7 27. Rc1 Rxc1
28. Bxc1 Bd8 29. Be3 Bc8 30. Qc2 Bd7 31. Be4 Qe1 32. Bf2 Qb4 33. h4 h5 34. Bf3
Qb5 35. Kg2 Qa5 36. Be3 Qe1 37. Bf2 Qa5 38. a4 Qb4 39. Be3 Qe1 40. Bf2 Qa5 41.
Qd3 Qb4 42. Bxh5 e4 43. Qxa6 e3 44. Qa8 Qe4+ 45. Bf3 Qc2 46. Qxd8+ Kh7 47. Qxd7
Qxf2+ 48. Kh3 Qxf3 49. Qxf7 Qh1+ 50. Kg4 Qe4+ 51. Kh3 e2 52. f6 Qf5+ 53. Kh2
Qf2+ 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "10"]
[White "Van der Wiel, John"]
[Black "Kuijf, Rini"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2550"]
[BlackElo "2490"]
[Annotator "Knaak"]
[PlyCount "47"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. Nf3 f5 8.
Ng3 c5 9. Bb5+ Bd7 10. Bxd7+ Qxd7 11. d5 $5 {Seit Savshenko-Shabalov gilt 8.
Ng3 in Verbindung mit dem Textzug als gut. Aber dieses Urteil muss vielleicht
revidiert werden.} (11. dxc5 Qb5 (11... Bxc5 $10) 12. Qd4 Rg8 13. O-O-O Qxc5
14. Qd2 $14 {Gligoric-Dizdar,G/Jugoslavija ch/1990}) 11... exd5 12. Ne5 (12.
Qd3 Nc6 (12... Qe6+ $6 13. Kd1 $1) 13. O-O-O (13. Qxf5 Qe6+ $10) 13... f4 14.
Nh5 Qg4 $2 (14... Nb4 15. Qe2 O-O-O 16. a3 Nc6 17. Nxf4) (14... O-O-O $1 15.
Nxf4 Nb4 16. Qa3 Qg4 17. g3 Bd6 $1 $17) 15. Qxd5 Rd8 16. Qf5 $1 $16 {
Savshenko-Sabalov/URS-YM/1989}) 12... Qe6 13. f4 Nc6 14. O-O {
Von Vorteil fuer Weiss kann keine Rede sein: =/+/=} 14... Nxe5 15. fxe5 O-O-O
16. Qh5 Qxe5 17. Rae1 Qd4+ 18. Kh1 Qh4 19. Rxf5 Qxh5 20. Nxh5 Rd7 21. Rxf7 Bh4
22. Rxd7 Kxd7 23. g3 Be7 24. Nf4 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "11"]
[White "Blees, Albert"]
[Black "Bosboom, Manuel"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "2400"]
[BlackElo "2425"]
[PlyCount "116"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. O-O Na6 8. Re1
exd4 9. Nxd4 Re8 10. f3 Nh5 11. g4 Be5 12. Bf1 Qh4 13. Re2 Nf4 14. Rf2 Nc5 15.
Bxf4 Bxf4 16. Nd5 Bh6 17. Rg2 Qd8 18. Nf5 Bxf5 19. gxf5 c6 20. Nc3 Qf6 21. Kh1
Kh8 22. fxg6 hxg6 23. Rg4 Kg7 24. Be2 Bf4 25. Bf1 Rh8 26. h3 Be5 27. Rc1 Rh5
28. Rc2 Rah8 29. Rf2 Ne6 30. Ne2 Ng5 31. Ng1 Bd4 32. Rd2 Bxg1 33. Rxd6 Qe5 34.
Kxg1 Nxh3+ 35. Bxh3 Rxh3 36. Qd4 Rh1+ 37. Kf2 R8h2+ 38. Rg2 Rxg2+ 39. Kxg2 Rh2+
40. Kg1 Qxd4+ 41. Rxd4 Rxb2 42. e5 g5 43. Rg4 Kg6 44. a4 a5 45. Rd4 Kf5 46. Rd7
Kxe5 47. Rxf7 Kd4 48. Rf5 c5 49. Rxg5 b5 50. Rg4+ Kd3 51. axb5 a4 52. f4 Kxc4
53. f5+ Kxb5 54. f6 a3 55. f7 a2 56. f8=Q a1=Q+ 57. Qf1+ Qxf1+ 58. Kxf1 Rd2 0-1

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "11"]
[White "De Boer, Gert Jan"]
[Black "Ree, Hans"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "2375"]
[BlackElo "2455"]
[PlyCount "15"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4
1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "11"]
[White "Kuijf, Rini"]
[Black "Piket, Jeroen"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2490"]
[BlackElo "2495"]
[PlyCount "100"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 g6 5. O-O Bg7 6. Bb5+ Nbd7 7. Re1 O-O 8. d4
a6 9. Bf1 b6 10. d5 Qc7 11. h3 Re8 12. Bf4 Bb7 13. Bh2 h6 14. Nbd2 e5 15. dxe6
Rxe6 16. Bc4 Re7 17. a4 Nxe4 18. Nxe4 Rxe4 19. Qd3 Qc6 20. Rxe4 Qxe4 21. Qxe4
Bxe4 22. Bxd6 Bc6 23. Kf1 Bf6 24. Bb3 Kg7 25. Nd2 Ne5 26. Nc4 Nxc4 27. Bxc4 Rd8
28. Bc7 Rd2 29. Bxb6 Rxb2 30. Bxc5 Bxc3 31. Rc1 Be5 32. a5 Bb5 33. Bxb5 Rxb5
34. Bb6 Bd6 35. Rc8 Bb4 36. Bd4+ f6 37. Rc7+ Kg8 38. Bxf6 Bxa5 39. Rg7+ Kf8 40.
Rxg6 Kf7 41. Rxh6 Bd2 42. f4 Bxf4 43. Rh4 Rf5 44. g4 Rxf6 45. Rh5 Bc7+ 46. Ke2
Rc6 47. Rf5+ Kg6 48. Kd3 a5 49. Rf8 Ra6 50. Rg8+ Kf7 1/2-1/2

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "11"]
[White "Nijboer, Friso"]
[Black "Van der Wiel, John"]
[Result "1-0"]
[ECO "B89"]
[WhiteElo "2485"]
[BlackElo "2550"]
[PlyCount "71"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e6 7. Be3 Be7 8.
Qe2 a6 9. Bb3 Na5 10. g4 Nxb3 11. axb3 d5 12. O-O-O O-O 13. Kb1 Re8 14. e5 Nd7
15. f4 Bf8 16. h4 b5 17. h5 Nc5 18. Qh2 Qd7 19. f5 b4 20. Nce2 a5 21. f6 a4 22.
g5 axb3 23. cxb3 Qa7 24. g6 Nxb3 25. gxf7+ Kxf7 26. Qf4 Qa2+ 27. Kc2 Nxd4+ 28.
Bxd4 Qc4+ 29. Kd2 Ba6 30. fxg7+ Kg8 31. gxf8=Q+ Rxf8 32. Qe3 Rac8 33. Rc1 Qb5
34. Rhg1+ Kh8 35. Rxc8 Rxc8 36. Qf3 1-0

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "11"]
[White "Pliester, Leon"]
[Black "Brenninkmeijer, Joris"]
[Result "0-1"]
[ECO "B85"]
[WhiteElo "2390"]
[BlackElo "2475"]
[PlyCount "70"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. f4 a6 7. Be2 Be7 8. O-O
O-O 9. Kh1 Qc7 10. a4 Nc6 11. Be3 Re8 12. Bf3 Bd7 13. Bg1 Rab8 14. Nb3 b6 15.
Qe2 Bc8 16. e5 Nd7 17. exd6 Bxd6 18. Rad1 Be7 19. f5 Nde5 20. fxe6 Bxe6 21. Nd5
Bxd5 22. Bxd5 Bf6 23. Qxa6 Nb4 24. Qb5 Nxd5 25. Rxd5 Qxc2 26. Nd4 Qc7 27. Nf5
Re6 28. h3 Rd8 29. Rxd8+ Qxd8 30. Rc1 g6 31. Nd4 Rd6 32. Qa6 Kg7 33. Nb5 Rd2
34. Qb7 Rxb2 35. Bd4 Rxb5 0-1

[Event "NED-ch 1990"]
[Site "Hilversum"]
[Date "1990.??.??"]
[Round "11"]
[White "Van der Sterren, Paul"]
[Black "Douven, Rudy"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "2515"]
[BlackElo "2440"]
[PlyCount "113"]
[EventDate "1990.06.??"]
[Source "ChessBase"]
[SourceDate "2004.01.01"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 d5 6. cxd5 exd5 7. Bg2 Bb4+ 8. Bd2
Bd6 9. O-O O-O 10. Nc3 Re8 11. Re1 Bb7 12. Rc1 Na6 13. Bg5 h6 14. Bxf6 Qxf6 15.
Nh4 Bb4 16. Bxd5 Bxc3 17. Bxb7 Bxe1 18. Qxe1 Rab8 19. Bxa6 b5 20. Bxb5 Rxb5 21.
Nf3 a5 22. Qd1 a4 23. bxa4 Rb2 24. Ne5 Qa6 25. e3 Qe2 26. Qxe2 Rxe2 27. Rxc7
Rxa2 28. Ra7 Re6 29. Ra8+ Kh7 30. Nxf7 Rf6 31. Rh8+ Kg6 32. Ne5+ Kh5 33. Nd3 g5
34. h3 Rd2 35. Ne5 Rfxf2 36. Rxh6+ Kxh6 37. Ng4+ Kg6 38. Nxf2 Re2 39. e4 Ra2
40. Kg2 Rxa4 41. d5 Ra3 42. Ng4 Rb3 43. Kf2 Rb2+ 44. Kf3 Rb3+ 45. Kg2 Rb2+ 46.
Nf2 Rb3 47. h4 gxh4 48. gxh4 Kh5 49. e5 Kxh4 50. Ne4 Kg4 51. e6 Rb2+ 52. Kf1
Kf5 53. e7 Rb8 54. Ke2 Ke5 55. d6 Ke6 56. Kd3 Re8 57. Kd4 1/2-1/2

