[Event "Haarlem ACCOM op"]
[Site "Haarlem"]
[Date "1990.??.??"]
[Round "3"]
[White "Jonkman, Harmen"]
[Black "Zweers, T."]
[Result "1-0"]
[ECO "B22"]
[PlyCount "80"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 d6 5. Nc3 Nf6 6. Nf3 Bg4 7. d5 Ne5 8. Nxe5 dxe5 9. Qb3 b6 10. Be3 Bd7 11. f3 g6 12. Be2 Bg7 13. 0-0 0-0 14. a4 Ne8 15. Nb5 Nd6 16. Rfc1 Nxb5 17. axb5 Qb8 18. Bg5 Bf6 19. Bxf6 exf6 20. Qb4 Kg7 21. Qe7 Qb7 22. Qd6 Rfc8 23. Rc6 Bxc6 24. bxc6 Qc7 25. Qxc7 Rxc7 26. Ba6 Rd8 27. b4 f5 28. Kf2 fxe4 29. fxe4 f5 30. Ke3 fxe4 31. Kxe4 Rf8 32. Kxe5 Rff7 33. b5 Rce7+ 34. Kd6 Kf8 35. Bc8 Ke8 36. Bd7+ Rxd7+ 37. cxd7+ Rxd7+ 38. Kc6 Kd8 39. d6 Kc8 40. Rf1 Rd8 1-0

[Event "Haarlem ACCOM op"]
[Site "Haarlem"]
[Date "1990.??.??"]
[Round "7"]
[White "Kayser, Eddy"]
[Black "Zweers, T."]
[Result "1-0"]
[ECO "A14"]
[PlyCount "77"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. g3 c6 4. b3 Nf6 5. Bb2 Nbd7 6. Bg2 Be7 7. 0-0 0-0 8. d3 Ne8 9. Qc2 Bf6 10. d4 Qc7 11. Nbd2 c5 12. cxd5 exd5 13. Rac1 b6 14. e4 Ba6 15. Rfe1 dxe4 16. Nxe4 Rc8 17. Bh3 Qd8 18. Nxf6+ Nexf6 19. Qf5 Rc7 20. d5 Bc8 21. Bg2 a6 22. Qd3 Re8 23. Rxe8+ Qxe8 24. Re1 Qd8 25. Nd2 Nf8 26. Nc4 Rd7 27. Ne3 Re7 28. Rd1 Ra7 29. Nf5 Qd7 30. Nh6+ Kh8 31. Bxf6 gxf6 32. Be4 Ng6 33. Bf5 Qd8 34. f4 Bxf5 35. Nxf5 b5 36. Qc3 Qb6 37. d6 c4+ 38. Kf1 Qd8 39. Re1 1-0

[Event "Haarlem ACCOM op"]
[Site "Haarlem"]
[Date "1990.??.??"]
[Round "1"]
[White "Spaan, Tigran"]
[Black "Zweers, T."]
[Result "1-0"]
[ECO "B96"]
[PlyCount "33"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Bd7 8. e5 dxe5 9. fxe5 Qc7 10. exf6 Qe5+ 11. Be2 Qxg5 12. Qd3 gxf6 13. Rf1 Bh6 14. Ne4 Qe3 15. Nxf6+ Ke7 16. Nf5+ exf5 17. Nd5+ 1-0

[Event "Haarlem ACCOM op"]
[Site "Haarlem"]
[Date "1990.??.??"]
[Round "4"]
[White "Suurmond, B."]
[Black "Zweers, T."]
[Result "1-0"]
[ECO "B50"]
[PlyCount "109"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 d6 3. Nc3 Nf6 4. d3 g6 5. Nf3 Bg7 6. Be3 0-0 7. h3 Nc6 8. Qc1 Na5 9. Bb3 Nxb3 10. axb3 e5 11. Bh6 Be6 12. Ne2 Qc7 13. Ng3 d5 14. Bxg7 Kxg7 15. exd5 Nxd5 16. 0-0 f6 17. Re1 Bf7 18. Nh2 Be6 19. Ne4 b6 20. Nf3 Rae8 21. Nc3 Qd7 22. Kh2 Nf4 23. Ng1 Re7 24. Nce2 Nd5 25. Nc3 Qc6 26. f3 Nf4 27. Nce2 Qd6 28. Nxf4 exf4 29. Ne2 g5 30. Nc3 Qd7 31. Ne4 h6 32. Rd1 f5 33. Nf2 Qd6 34. Qd2 Kh7 35. Qc3 h5 36. d4 g4 37. dxc5 Qxc5 38. Qxc5 bxc5 39. Nd3 g3+ 40. Kg1 Rc7 41. Nxf4 Bf7 42. Rd6 c4 43. bxc4 Rxc4 44. Ne6 Re8 45. Ng5+ Kg7 46. Nxf7 Rxc2 47. Ng5 Re7 48. b4 Rb2 49. Ne6+ Kf7 50. Nd4 f4 51. Nf5 Rc7 52. Rh6 Kg8 53. Rg6+ Kf8 54. Rf6+ Ke8 55. b5 1-0

[Event "Haarlem ACCOM op"]
[Site "Haarlem"]
[Date "1990.??.??"]
[Round "6"]
[White "Zweers, T."]
[Black "Buter, Andre"]
[Result "1-0"]
[ECO "D94"]
[PlyCount "61"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Nf3 0-0 6. Bd2 c5 7. Rc1 cxd4 8. Nxd4 dxc4 9. Bxc4 e6 10. Qb3 b6 11. 0-0 Na6 12. Rfd1 Nc5 13. Qc2 Ba6 14. Bxa6 Nxa6 15. a3 Rc8 16. Qb1 Nd5 17. b4 Qd7 18. Nxd5 Qxd5 19. Bc3 Qb7 20. Ne2 Bxc3 21. Rxc3 Rxc3 22. Nxc3 f5 23. Nb5 Nc7 24. Rd7 Qc6 25. Rxc7 Qxb5 26. Rxa7 Rd8 27. Qa1 e5 28. h3 Rd3 29. Qc1 Qd5 30. Qc8+ Qd8 31. Qe6+ 1-0

[Event "Haarlem ACCOM op"]
[Site "Haarlem"]
[Date "1990.??.??"]
[Round "2"]
[White "Zweers, T."]
[Black "Schermer, Anton"]
[Result "0-1"]
[ECO "D63"]
[PlyCount "52"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nc3 Nbd7 7. cxd5 exd5 8. Be2 c6 9. 0-0 Re8 10. Rc1 Nf8 11. Qc2 Bg4 12. Ne5 Bxe2 13. Qxe2 Ne6 14. Bh4 Ne4 15. Bxe7 Nxc3 16. Rxc3 Qxe7 17. Nd3 Nxd4 18. Qd2 Nf5 19. Nf4 Rad8 20. Rd3 Qg5 21. Qd1 d4 22. Nh3 Qf6 23. Qb3 Qe7 24. Qa4 a6 25. exd4 Qe4 26. Kh1 Qxd3 0-1

[Event "Haarlem ACCOM op"]
[Site "Haarlem"]
[Date "1990.??.??"]
[Round "5"]
[White "Zweers, T."]
[Black "Van Oostrum, Gerrit"]
[Result "0-1"]
[ECO "A57"]
[PlyCount "36"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nc3 b4 5. Na4 d6 6. b3 g6 7. e3 Bg7 8. Nb2 0-0 9. Bd3 e6 10. dxe6 fxe6 11. Ne2 Nc6 12. Ng3 Ne5 13. Rb1 Bb7 14. 0-0 Nfg4 15. Qe2 Nxh2 16. f3 Qh4 17. Ne4 Nxf1 18. Kxf1 Bxe4 0-1

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1989.??.??"]
[Round "4"]
[White "Sekano, Willy"]
[Black "Zweers, T."]
[Result "0-1"]
[ECO "A38"]
[PlyCount "107"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nf6 3. Nc3 Nc6 4. d3 g6 5. g3 Bg7 6. Bg2 0-0 7. 0-0 b6 8. Bg5 Bb7 9. Qd2 d6 10. Bh6 Rb8 11. Bxg7 Kxg7 12. Rad1 e5 13. Nh4 Nd4 14. Bxb7 Rxb7 15. e3 Ne6 16. f4 exf4 17. exf4 d5 18. f5 Nd4 19. cxd5 Nxd5 20. Ne4 f6 21. Rf2 g5 22. Ng2 h6 23. Rdf1 Rd7 24. Qd1 Qe8 25. h4 Rh8 26. a3 Qf7 27. Re1 Nc6 28. Qd2 Ne5 29. hxg5 hxg5 30. Nxg5 Qh5 31. Ne6+ Kf7 32. Nh4 Rg8 33. Rg2 Qxh4 34. Rxe5 Rxg3 35. Ree2 Rxg2+ 36. Rxg2 Qh5 37. Rg7+ Ke8 38. Rg8+ Ke7 39. Qe1 Kd6 40. Qg3+ Kc6 41. Rc8+ Kb5 42. a4+ Kxa4 43. Qe1 Qg4+ 44. Kf1 Qxf5+ 45. Kg1 Qg4+ 46. Kf1 Qh3+ 47. Kf2 Qh4+ 48. Kf1 Qxe1+ 49. Kxe1 Kb3 50. Re8 Kxb2 51. Kd2 Nb4 52. Nf4 c4 53. Rc8 Nxd3 54. Ke3 0-1

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1989.??.??"]
[Round "2"]
[White "Van Diepen, Peter"]
[Black "Zweers, T."]
[Result "0-1"]
[ECO "D06"]
[PlyCount "98"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. cxd5 Nxd5 4. Nf3 Bf5 5. Nbd2 Nf6 6. e3 e6 7. Qb3 b6 8. Bb5+ c6 9. Be2 Nbd7 10. Nh4 Bg4 11. Nhf3 Be7 12. 0-0 0-0 13. Re1 c5 14. Ba6 Rb8 15. a4 Nd5 16. Ne5 Nxe5 17. dxe5 Qc7 18. f4 Rfd8 19. Ne4 Nb4 20. Bc4 Nc6 21. Nf2 Na5 22. Qc3 Nxc4 23. Qxc4 Bh5 24. e4 Rd4 25. Qc3 f6 26. exf6 Bxf6 27. e5 Be7 28. Qh3 Bg6 29. Qxe6+ Bf7 30. Qh3 Qc6 31. b3 Rb4 32. Rb1 Rd8 33. Ba3 Rxf4 34. Qg3 Rfd4 35. Bb2 Bh4 36. Qe3 Rd2 37. g3 Qg6 38. Ne4 R2d3 39. Qf4 Be7 40. Ba1 Bxb3 41. Nf2 Rf8 42. Qe4 Qxe4 43. Rxe4 Rdf3 44. Nh3 Bc2 45. Rg4 Bxb1 46. Nf4 Bf5 47. Rxg7+ Kxg7 48. Nh5+ Kh6 49. Nf4 Rd8 0-1

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1989.??.??"]
[Round "1"]
[White "Zweers, T."]
[Black "Neerings, M."]
[Result "0-1"]
[ECO "D12"]
[PlyCount "94"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nc3 Bf5 5. Nf3 e6 6. Be2 Bb4 7. Bd2 Nbd7 8. Nh4 Bg6 9. Rc1 Nb6 10. c5 Bxc3 11. Bxc3 Nbd7 12. Nxg6 hxg6 13. Bf3 Qc7 14. h3 e5 15. dxe5 Nxe5 16. Bxe5 Qxe5 17. Qd4 Qe7 18. 0-0 0-0-0 19. Rfd1 Kb8 20. b4 a6 21. a4 Nd7 22. Qf4+ Ka7 23. Rd4 g5 24. Qg3 Ne5 25. Be2 f5 26. f4 gxf4 27. exf4 Rh4 28. Rcd1 Nd7 29. Re1 Re8 30. Qd3 Qe3+ 31. Qxe3 Rxe3 32. Kf2 Re4 33. Rxe4 fxe4 34. Ke3 Nf6 35. b5 a5 36. bxc6 bxc6 37. Rb1 Nd7 38. Rc1 Kb7 39. Bg4 Kc7 40. Kd4 Nf6 41. g3 Rh8 42. Rb1 Nxg4 43. hxg4 Rh3 44. Rb3 Rh1 45. f5 Rd1+ 46. Ke3 Ra1 47. g5 Rf1 0-1

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1989.??.??"]
[Round "3"]
[White "Zweers, T."]
[Black "Schermer, Anton"]
[Result "0-1"]
[ECO "D30"]
[PlyCount "82"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bf4 Nbd7 5. e3 Bb4+ 6. Nbd2 0-0 7. a3 Be7 8. Rc1 c5 9. Be2 cxd4 10. exd4 dxc4 11. Bxc4 Nb6 12. Ba2 Nfd5 13. Bg3 Bd7 14. 0-0 Rc8 15. Re1 Ba4 16. Qe2 a6 17. Ne4 Bb5 18. Qd2 Nc4 19. Bxc4 Bxc4 20. Ne5 Bb5 21. Rxc8 Qxc8 22. Rc1 Qd8 23. Nc5 b6 24. Ncd3 Nf6 25. Nc6 Bxc6 26. Rxc6 Qxd4 27. Be5 Qd5 28. Rc7 Rd8 29. Rxe7 Qxe5 30. Ra7 Qd5 31. Rxa6 g6 32. Rxb6 Qxd3 33. Qxd3 Rxd3 34. Kf1 Nd5 35. Rb5 Rd1+ 36. Ke2 Rb1 37. Kd2 Kf8 38. a4 Ke7 39. Kc2 Ra1 40. b3 Ra2+ 41. Kd3 Rxf2 0-1

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1989.??.??"]
[Round "7"]
[White "Zweers, T."]
[Black "Van der Sluijs, Lothar"]
[Result "1-0"]
[ECO "A32"]
[PlyCount "55"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. Nc3 cxd4 5. Nxd4 a6 6. g3 Qb6 7. Bg2 Nc6 8. Nb3 Ne5 9. Be3 Qb4 10. a3 Qxc4 11. Rc1 Qg4 12. Na5 Nc6 13. Nxc6 bxc6 14. Bf4 Qf5 15. Bd6 Bb7 16. 0-0 e5 17. Na4 Rd8 18. Nc5 Bc8 19. Bxf8 Kxf8 20. Qd6+ Kg8 21. Bxc6 Re8 22. Bg2 g6 23. e4 Qg5 24. h4 Nxe4 25. Nxe4 Qe7 26. Nf6+ Kg7 27. Nxe8+ Qxe8 28. Rfe1 1-0

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1989.??.??"]
[Round "6"]
[White "Zweers, T."]
[Black "Zeeman, C."]
[Result "1-0"]
[ECO "D93"]
[PlyCount "145"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bf4 c6 6. e3 d5 7. Be2 Bf5 8. h3 Ne4 9. 0-0 Nd7 10. Qb3 Ndf6 11. Qxb7 Qd7 12. Qxd7 Bxd7 13. Nxe4 Nxe4 14. Ne5 Bxe5 15. Bxe5 f6 16. Bh2 Rae8 17. Rfd1 e5 18. dxe5 fxe5 19. f3 Nf6 20. Rac1 e4 21. Bd6 Rf7 22. f4 Be6 23. Rc3 Rb7 24. b3 Kf7 25. c5 Ng8 26. Ba6 Rd7 27. Rd4 Ne7 28. Rb4 Nf5 29. Be5 Rg8 30. Be2 Ng3 31. Bd1 g5 32. Rb8 Rxb8 33. Bxb8 gxf4 34. Bxf4 d4 35. exd4 Rxd4 36. Rxg3 Rxd1+ 37. Kf2 Ra1 38. a4 Rb1 39. Be5 Rxb3 40. Rg7+ Ke8 41. Rxa7 e3+ 42. Ke1 Bc4 43. Ra8+ Kd7 44. Rb8 Rxb8 45. Bxb8 Ke6 46. Bf4 e2 47. Be3 Kf5 48. Kf2 Ke4 49. Bd2 Kd3 50. Ke1 Kd4 51. Bb4 Ke4 52. Bd2 Kd3 53. a5 Kc2 54. g4 Kb3 55. g5 Ka4 56. h4 Kb5 57. Be3 Kxa5 58. h5 Kb4 59. g6 hxg6 60. h6 Bg8 61. Kxe2 g5 62. Kf3 Kc4 63. Kg4 Kd3 64. Bg1 Bh7 65. Kxg5 Ke4 66. Kf6 Kd5 67. Kg7 Bb1 68. h7 Bxh7 69. Kxh7 Ke6 70. Kg6 Ke5 71. Kf7 Kd5 72. Ke7 Kc4 73. Kd6 1-0

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1988.??.??"]
[Round "2"]
[White "De Waal, Jacobus"]
[Black "Zweers, T."]
[Result "0-1"]
[ECO "D00"]
[PlyCount "118"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. b3 Nf6 3. a4 Bf5 4. Ba3 g6 5. Nf3 Bg7 6. e3 0-0 7. Be2 Nbd7 8. 0-0 c5 9. Ra2 Rc8 10. h3 Re8 11. Bb5 a6 12. Be2 Ne4 13. c4 dxc4 14. Bxc4 Nb6 15. Ne5 Nxc4 16. Nxc4 cxd4 17. exd4 Bxd4 18. Kh2 Qc7+ 19. Kh1 Rcd8 20. Qe1 Qc6 21. Ne3 Bxh3 22. Rc2 Qf6 23. f4 Qe6 24. Kh2 Bg4 25. Nc4 Qd5 26. Qh4 Qh5 27. Qxh5 Bxh5 28. Re1 f5 29. Nbd2 Nxd2 30. Rxd2 Kf7 31. Rc2 Bf6 32. Ne5+ Bxe5 33. Rxe5 Rd7 34. Rc3 h6 35. Rce3 Bg4 36. Re6 h5 37. Kg3 Bd1 38. Kh4 Bxb3 39. Rb6 Bxa4 40. Rbe6 Bc6 41. Kg5 Be4 42. Rxg6 Rg8 43. Rxg8 Kxg8 44. Kxh5 e6 45. Rg3+ Rg7 46. Rxg7+ Kxg7 47. g3 Kf7 48. Kg5 Ke8 49. Kf6 Kd7 50. Ke5 Bd5 51. Kd4 Kc6 52. Kc3 a5 53. Kd4 b5 54. Bb2 b4 55. Ke5 a4 56. Kd4 a3 57. Ba1 Kb5 58. Kd3 b3 59. Bc3 b2 0-1

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1988.??.??"]
[Round "6"]
[White "Piersma, Jan"]
[Black "Zweers, T."]
[Result "0-1"]
[ECO "D58"]
[PlyCount "66"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. Nc3 0-0 6. e3 Nbd7 7. Bd3 dxc4 8. Bxc4 h6 9. Bh4 b6 10. 0-0 Bb7 11. Re1 c5 12. dxc5 Bxc5 13. Bb5 a6 14. Bxd7 Qxd7 15. Ne5 Qxd1 16. Raxd1 g5 17. Bg3 Rfd8 18. a3 Rac8 19. h4 Rxd1 20. Nxd1 Ne4 21. Bh2 Rd8 22. hxg5 hxg5 23. Ng4 f5 24. Ne5 Bd6 25. f3 Nd2 26. Kf2 Rc8 27. Ke2 Nb3 28. Kf2 Rc5 29. Nd7 Rc2+ 30. Kg1 Bxh2+ 31. Kxh2 Bxf3 32. Kg3 Bc6 33. Nf2 Bxd7 0-1

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1988.??.??"]
[Round "4"]
[White "Struben, Jeroen"]
[Black "Zweers, T."]
[Result "1-0"]
[ECO "D60"]
[PlyCount "89"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. Nf3 Nf6 5. Bg5 dxc4 6. e3 Nbd7 7. Bxc4 Be7 8. 0-0 0-0 9. Qc2 a6 10. a4 h6 11. Bh4 Nh5 12. Bxe7 Qxe7 13. Rfd1 Nb6 14. Ne4 cxd4 15. Rxd4 Bd7 16. Ne5 Rad8 17. Rad1 Bxa4 18. b3 Nxc4 19. Qxc4 Bb5 20. Qc3 Nf6 21. Nd6 Nd5 22. Qb2 Qxd6 23. Ng4 Qe7 24. Nxh6+ Kh8 25. g3 Qf6 26. Ng4 Qg5 27. Ne5 Kg8 28. Rg4 Qf6 29. h3 Nxe3 30. Rxd8 Rxd8 31. fxe3 Rd1+ 32. Kh2 Re1 33. Rf4 Bc6 34. g4 Rh1+ 35. Kg3 Rg1+ 36. Kh2 Qh4 37. Kxg1 Qg3+ 38. Kf1 Qxh3+ 39. Ke2 Qg2+ 40. Rf2 Bb5+ 41. Nd3 Qxg4+ 42. Kd2 Qe4 43. Qc3 Bxd3 44. Qxd3 Qxd3+ 45. Kxd3 1-0

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1988.??.??"]
[Round "7"]
[White "Zweers, T."]
[Black "Bosma, Bartele"]
[Result "1/2-1/2"]
[ECO "D00"]
[PlyCount "56"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Bf4 Nf6 4. e3 c6 5. c5 Nbd7 6. h3 Be7 7. Nc3 b6 8. b4 a5 9. a3 b5 10. Nf3 0-0 11. Be2 Re8 12. 0-0 Bf8 13. Qc2 Nh5 14. Bh2 f5 15. Ne5 Nxe5 16. dxe5 g6 17. Bxh5 gxh5 18. Qe2 h4 19. Bf4 Be7 20. Qh5 Kh8 21. Kh1 Rg8 22. Ne2 Bd7 23. Nd4 a4 24. Rg1 Rg6 25. g3 Be8 26. Qe2 hxg3 27. Rxg3 Qd7 28. Rag1 Bf7 1/2-1/2

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1988.??.??"]
[Round "5"]
[White "Zweers, T."]
[Black "Meringa, Jan"]
[Result "0-1"]
[ECO "E38"]
[PlyCount "72"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. e3 Nc6 6. Nf3 b6 7. Bd2 Bb7 8. Bd3 h6 9. 0-0 Qc7 10. a3 cxd4 11. exd4 Be7 12. Ne2 0-0 13. Rfe1 Rac8 14. b4 d6 15. Ng3 Nb8 16. Qd1 Ba6 17. b5 Bb7 18. Bf4 Qd8 19. a4 Nbd7 20. Rc1 d5 21. Ne5 dxc4 22. Nxc4 Nd5 23. Bd6 N7f6 24. Be5 Nd7 25. Qg4 Nxe5 26. dxe5 Bg5 27. Rcd1 Qe7 28. Nd6 Rc3 29. Qe4 Rxd3 30. Rxd3 Nf4 31. Qc4 Nxd3 32. Qxd3 Qd7 33. h3 Bd5 34. Nge4 Bd8 35. Nc3 Ba8 36. Qg3 Bc7 0-1

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1988.??.??"]
[Round "3"]
[White "Zweers, T."]
[Black "Meyer, Walter"]
[Result "1/2-1/2"]
[ECO "E21"]
[PlyCount "46"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 h6 5. Qc2 d5 6. e3 c5 7. Be2 Nc6 8. a3 Bxc3+ 9. bxc3 0-0 10. a4 cxd4 11. Nxd4 Nxd4 12. cxd4 dxc4 13. Bxc4 Bd7 14. 0-0 Bc6 15. f3 Rc8 16. Qd3 Qc7 17. Bb3 Bd5 18. Ba3 Rfe8 19. Rac1 Qd7 20. Rxc8 Rxc8 21. Rc1 Rxc1+ 22. Bxc1 Qc6 23. Bd2 Qb6 1/2-1/2

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1988.??.??"]
[Round "1"]
[White "Zweers, T."]
[Black "Van der Sluijs, Lothar"]
[Result "1/2-1/2"]
[ECO "A76"]
[PlyCount "107"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Qc2 g6 5. Nc3 Bg7 6. Nf3 0-0 7. e4 e6 8. Be2 exd5 9. cxd5 Re8 10. 0-0 a6 11. a4 Nbd7 12. Bf4 Nf8 13. Rfe1 Nh5 14. Bg5 f6 15. Bd2 f5 16. exf5 Bxf5 17. Bd3 Bg4 18. Ng5 Be5 19. h3 Bc8 20. Ne2 Ng7 21. Nf3 Bf6 22. Ng3 Nd7 23. Ne4 Ne5 24. Nxf6+ Qxf6 25. Nxe5 Rxe5 26. Bc3 Rxe1+ 27. Rxe1 Qf7 28. Qe2 Bf5 29. Bxf5 Nxf5 30. Qe6 Rf8 31. Bd2 Ng7 32. Qxf7+ Kxf7 33. Re4 Re8 34. f3 Rxe4 35. fxe4 b5 36. axb5 axb5 37. Kf2 Ne8 38. Bf4 Kf6 39. h4 Ke7 40. Ke3 Kf6 41. g4 Ke7 42. g5 Nc7 43. Kd3 Na6 44. Bd2 Kd7 45. b3 Ke7 46. Bc3 Nc7 47. Bf6+ Kd7 48. Bc3 Ne8 49. Ke3 Nc7 50. Kd3 Ke7 51. Ke3 Kd7 52. Kd3 Ke7 53. Ke3 Kd7 54. Kd3 1/2-1/2

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1987.??.??"]
[Round "2"]
[White "Ariese, Ruud"]
[Black "Zweers, T."]
[Result "1-0"]
[ECO "B25"]
[PlyCount "59"]
[EventDate "1987.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nf6 4. Bg2 g6 5. d3 Bg7 6. f4 0-0 7. Nf3 Nc6 8. 0-0 Rb8 9. a3 b5 10. Rb1 a6 11. h3 Qc7 12. Be3 Be6 13. Ng5 Nd4 14. Nxe6 fxe6 15. Ne2 Qb6 16. Nxd4 cxd4 17. Bd2 Nd7 18. Qg4 Rf6 19. Rf2 Rbf8 20. Rbf1 Qc7 21. Bc1 Qc8 22. Qe2 Qe8 23. g4 h6 24. h4 Kh8 25. g5 hxg5 26. hxg5 R6f7 27. Bh3 e5 28. Be6 exf4 29. Rh2+ Kg8 30. Qg4 1-0

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1987.??.??"]
[Round "6"]
[White "Plooijer, Johan"]
[Black "Zweers, T."]
[Result "1-0"]
[ECO "D61"]
[PlyCount "63"]
[EventDate "1987.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. Nc3 c6 6. e3 0-0 7. Bd3 dxc4 8. Bxc4 Nbd7 9. Qc2 h6 10. Bh4 b6 11. a3 Bb7 12. e4 Rc8 13. Rd1 Nh5 14. Bg3 Nxg3 15. hxg3 Nf6 16. Qe2 b5 17. Bd3 b4 18. e5 c5 19. exf6 Bxf6 20. Ne4 bxa3 21. Nxf6+ Qxf6 22. bxa3 cxd4 23. Rh4 e5 24. Be4 Bxe4 25. Rxe4 Rfe8 26. Rdxd4 Qb6 27. Rd1 Qa5+ 28. Kf1 f6 29. a4 Qc5 30. Nh4 Qe7 31. Nf5 Qe6 32. Nd6 1-0

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1987.??.??"]
[Round "1"]
[White "Zweers, T."]
[Black "Grondsma, Henk"]
[Result "1-0"]
[ECO "E11"]
[PlyCount "127"]
[EventDate "1987.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 0-0 5. Nf3 c5 6. dxc5 Bxc5 7. e3 Nc6 8. a3 a6 9. Be2 d5 10. b4 Ba7 11. cxd5 exd5 12. 0-0 Re8 13. Rc1 Bd7 14. Qb3 d4 15. exd4 Nxd4 16. Nxd4 Bxd4 17. Bf3 Be6 18. Qb1 Bc4 19. Rfd1 Bd3 20. Qb3 Re6 21. Be1 Qe8 22. Nd5 Nxd5 23. Qxd3 Bb2 24. Rb1 Nf4 25. Qb3 Bf6 26. Bxb7 Ra7 27. Qf3 Be5 28. Bc6 Qe7 29. g3 Nh3+ 30. Kf1 Rc7 31. Bd5 Rf6 32. Qg4 Nxf2 33. Bxf2 Rc2 34. Kg1 Rfxf2 35. Rbc1 Rg2+ 36. Bxg2 Qa7+ 37. Kh1 Rxc1 38. Rxc1 g6 39. Rf1 Kg7 40. Bd5 f6 41. Qe6 Kh6 42. Qh3+ Kg7 43. Qg2 Qe3 44. Qf3 Qh6 45. Re1 Qd2 46. Rd1 Qg5 47. Bc4 h5 48. Rd7+ Kh6 49. Bxa6 Qc1+ 50. Kg2 Qb2+ 51. Qf2 Qxa3 52. Be2 Qxb4 53. Rd8 Qe4+ 54. Bf3 Qa4 55. Rd2 Qe8 56. Re2 Qf7 57. Be4 Qc4 58. Qe3+ Kg7 59. Rd2 Qa4 60. Qd3 Qb4 61. Bxg6 h4 62. Bf5 Qb7+ 63. Be4 h3+ 64. Kh1 1-0

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1987.??.??"]
[Round "3"]
[White "Zweers, T."]
[Black "Strating, Sybolt"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "112"]
[EventDate "1987.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c3 Bg7 4. Bf4 0-0 5. Nbd2 d5 6. e3 Nbd7 7. Bd3 c5 8. 0-0 c4 9. Bc2 b5 10. a4 Ba6 11. Re1 Nh5 12. Bg5 h6 13. Bh4 Bf6 14. Bxf6 Nhxf6 15. e4 e6 16. e5 Nh5 17. g3 Qb6 18. axb5 Bxb5 19. Nh4 Ng7 20. Qg4 Rfb8 21. Reb1 Nf8 22. f4 Bd7 23. Ndf3 Nf5 24. Qh3 Kg7 25. g4 Nxh4 26. Nxh4 Qd8 27. Nf3 Rb7 28. f5 exf5 29. gxf5 gxf5 30. Bxf5 Bxf5 31. Qxf5 Rb6 32. Kh1 Rab8 33. Rg1+ Rg6 34. Rxg6+ fxg6 35. Qg4 a5 36. Ne1 h5 37. Qg2 Ne6 38. Qd2 Ng5 39. Nc2 Ne4 40. Qe3 Qh4 41. Ne1 Rf8 42. Ng2 Nf2+ 43. Kg1 Nh3+ 44. Kh1 Qg4 45. Qg3 Qe2 46. Qe1 Qf2 47. e6 Nf4 48. Qf1 Qxf1+ 49. Rxf1 Nxg2 50. Kxg2 Rxf1 51. Kxf1 Kf6 52. Kf2 Kxe6 53. Kf3 g5 54. h3 Kd6 55. Kg3 Kc6 56. Kf3 Kb5 0-1

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1987.??.??"]
[Round "7"]
[White "Zweers, T."]
[Black "Van der Berg, A."]
[Result "1-0"]
[ECO "E67"]
[PlyCount "115"]
[EventDate "1987.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nc3 d6 6. Nf3 Nbd7 7. 0-0 e5 8. dxe5 dxe5 9. Bg5 c6 10. Qd2 Qc7 11. b3 Nc5 12. Bxf6 Bxf6 13. e4 Bg4 14. Qc2 Rad8 15. Rfd1 Ne6 16. Ne2 Bxf3 17. Bxf3 Nd4 18. Nxd4 exd4 19. Rd3 Bg7 20. c5 f5 21. Re1 fxe4 22. Rxe4 Rfe8 23. b4 Rxe4 24. Bxe4 Qe5 25. Rf3 Re8 26. Qc4+ Qe6 27. Bd3 Qd5 28. Qxd5+ cxd5 29. Bb5 Re1+ 30. Kg2 Rb1 31. a3 Rc1 32. Bd7 Re1 33. c6 bxc6 34. Bxc6 Re5 35. Rd3 Kf7 36. Rxd4 Ke6 37. Rd3 Kd6 38. b5 g5 39. a4 h6 40. a5 Kc5 41. Rc3+ Kb4 42. b6 axb6 43. axb6 Kxc3 44. b7 Re8 45. Bxe8 Be5 46. Kf3 d4 47. Ke4 Bb8 48. Bh5 d3 49. f4 gxf4 50. gxf4 Kc4 51. f5 Kc5 52. f6 Kd6 53. Kxd3 Ke6 54. f7 Ke7 55. h3 Bg3 56. Ke4 Bb8 57. Kf5 Kf8 58. Kg6 1-0

[Event "Haarlem ACCOM op"]
[Site "Haarlem"]
[Date "1986.??.??"]
[Round "2"]
[White "Van der Veen, G."]
[Black "Zweers, T."]
[Result "1-0"]
[ECO "A28"]
[PlyCount "77"]
[EventDate "1986.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. a3 d6 5. g3 Be7 6. Bg2 h6 7. 0-0 Bf5 8. d4 0-0 9. d5 Na5 10. Nd2 b6 11. b4 Nb7 12. e4 Bg6 13. f4 exf4 14. gxf4 Bh5 15. Bf3 Bxf3 16. Nxf3 a5 17. Bb2 Qd7 18. Nd4 Qg4+ 19. Qxg4 Nxg4 20. Nf5 Rfe8 21. h3 Nf6 22. Nb5 Rac8 23. Na7 Ra8 24. Nc6 Bf8 25. e5 Nh5 26. Nfd4 Kh7 27. e6 f6 28. Rae1 g6 29. Nb5 axb4 30. Nxc7 bxa3 31. Ba1 Rac8 32. Nxe8 Rxe8 33. Re3 Nc5 34. Rxa3 Bg7 35. Bd4 Kg8 36. Ra7 f5 37. Bxc5 bxc5 38. Rd7 Nf6 39. Rxd6 1-0

[Event "Haarlem ACCOM op"]
[Site "Haarlem"]
[Date "1986.??.??"]
[Round "1"]
[White "Zweers, T."]
[Black "Roggeveen, Pieter"]
[Result "0-1"]
[ECO "A80"]
[PlyCount "61"]
[EventDate "1986.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 f5 3. Bf4 Nf6 4. Nc3 g6 5. h3 Bg7 6. e3 0-0 7. Bc4+ Kh8 8. 0-0 c6 9. Bb3 Na6 10. Rb1 Nc7 11. Ng5 Qe8 12. Re1 h6 13. Nf3 g5 14. Bh2 Qg6 15. Ne2 Ne4 16. Ng3 Nxg3 17. Bxg3 Bd7 18. Kh1 Rae8 19. c3 Bc8 20. Qc2 e5 21. dxe5 dxe5 22. Rbd1 Qh5 23. Kg1 f4 24. Bh2 e4 25. Nd4 f3 26. gxf3 exf3 27. Kh1 Bxh3 28. Rg1 Be5 29. Bxe5+ Rxe5 30. Nxf3 Qxf3+ 31. Kh2 0-1

[Event "Alkmaar ACCOM op-A"]
[Site "Alkmaar"]
[Date "1985.??.??"]
[Round "2"]
[White "Tromp, Andreas"]
[Black "Zweers, T."]
[Result "0-1"]
[ECO "B92"]
[PlyCount "72"]
[EventDate "1985.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. Be2 0-0 9. h3 b5 10. f3 Nbd7 11. Qd2 Bb7 12. g4 Rc8 13. Bd3 Nc5 14. Nc1 d5 15. exd5 Nxd5 16. Nxd5 Bh4+ 17. Ke2 Bxd5 18. Rf1 Nxd3 19. cxd3 Qc7 20. Kd1 Qc6 21. Qe2 Rfd8 22. Nb3 Bxb3+ 23. axb3 Qd5 24. Rc1 Qxb3+ 25. Rc2 Rxc2 26. Qxc2 Rxd3+ 27. Bd2 Rxf3 28. Rxf3 Qxf3+ 29. Kc1 Qf1+ 30. Qd1 Qxh3 31. Kb1 Qd3+ 32. Ka1 Bg5 33. Qc1 Qxd2 34. Qc8+ Qd8 35. Qxa6 Qd1+ 36. Ka2 Qa4+ 0-1

[Event "Alkmaar ACCOM op-A"]
[Site "Alkmaar"]
[Date "1985.??.??"]
[Round "6"]
[White "Van Beusekom, Leo"]
[Black "Zweers, T."]
[Result "0-1"]
[ECO "B92"]
[PlyCount "86"]
[EventDate "1985.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nf3 Be7 8. Be3 0-0 9. Nd5 Nxd5 10. Qxd5 Nd7 11. c4 Nf6 12. Qd3 Bd7 13. Rd1 Qa5+ 14. Bd2 Qxa2 15. Bc3 Qa4 16. 0-0 Qc6 17. Rfe1 Rfd8 18. Bf1 a5 19. b4 axb4 20. Bxb4 Bg4 21. Rc1 Ra4 22. Bd2 Rda8 23. Bc3 Ra3 24. Ra1 Rxa1 25. Bxa1 Nxe4 26. Bxe5 Nc5 27. Nd4 Nxd3 28. Nxc6 bxc6 29. Ra1 Rxa1 30. Bxa1 Nb4 31. Bc3 c5 32. h3 Bf5 33. Be2 Bd3 34. Kf1 Bxe2+ 35. Kxe2 f5 36. f4 Kf7 37. g3 g5 38. Bd2 h6 39. Kf3 Ke6 40. Ke2 gxf4 41. Bxf4 Bg5 42. h4 Bxf4 43. gxf4 d5 0-1

[Event "Alkmaar ACCOM op-A"]
[Site "Alkmaar"]
[Date "1985.??.??"]
[Round "3"]
[White "Welten, Hans"]
[Black "Zweers, T."]
[Result "1/2-1/2"]
[ECO "A51"]
[PlyCount "90"]
[EventDate "1985.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. d5 Bc5 4. Nc3 d6 5. e4 Ng4 6. Nh3 0-0 7. f3 Ne3 8. Bxe3 Bxe3 9. Qe2 Bh6 10. g4 Qf6 11. Rg1 Qh4+ 12. Qf2 Qxf2+ 13. Kxf2 Bd2 14. Bd3 Na6 15. Ke2 Bxc3 16. bxc3 Nc5 17. Nf2 b6 18. Bc2 Ba6 19. Bb3 b5 20. cxb5 Bxb5+ 21. c4 Nxb3 22. axb3 Bd7 23. Ra6 Rfb8 24. Rga1 Kf8 25. Rxa7 Rxa7 26. Rxa7 Rxb3 27. Rxc7 Ke8 28. Nd1 Kd8 29. Ra7 Rb4 30. Kd3 Rb3+ 31. Nc3 g6 32. Ra1 Rb2 33. Ra2 Rb3 34. Ra8+ Bc8 35. Ra7 Bd7 36. Ra5 Rb2 37. Ra2 Rb3 38. Rc2 h5 39. gxh5 gxh5 40. h4 f5 41. Rf2 fxe4+ 42. fxe4 Bg4 43. Kc2 Rb4 44. Kd3 Rb3 45. Kc2 Rb4 1/2-1/2

[Event "Alkmaar ACCOM op-A"]
[Site "Alkmaar"]
[Date "1985.??.??"]
[Round "1"]
[White "Zweers, T."]
[Black "Altena, KJ."]
[Result "1-0"]
[ECO "E21"]
[PlyCount "85"]
[EventDate "1985.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 0-0 5. Nf3 b6 6. g3 Bb7 7. Bg2 d5 8. cxd5 exd5 9. 0-0 c5 10. Rc1 Bxc3 11. bxc3 c4 12. Bg5 h6 13. Bf4 Nbd7 14. Ne5 Re8 15. Re1 Nf8 16. Nxc4 Ba6 17. Nd6 Re6 18. Nf5 Ng6 19. Be3 Rc6 20. Qd2 Rac8 21. h4 Qc7 22. h5 Nxh5 23. Bxd5 Rxc3 24. Rxc3 Qxc3 25. Qxc3 Rxc3 26. Bb3 Nf6 27. Bd2 Rc7 28. e4 Bc4 29. e5 Bxb3 30. exf6 Be6 31. Nxg7 Bxa2 32. Bxh6 Bd5 33. Nf5 Kh7 34. Bg5 b5 35. Ne7 Rd7 36. f4 Rd8 37. Re2 Nxe7 38. Rh2+ Kg6 39. fxe7 Re8 40. Rh6+ Kf5 41. Rd6 Ke4 42. Rd8 Bc6 43. d5 1-0

[Event "Alkmaar ACCOM op-A"]
[Site "Alkmaar"]
[Date "1985.??.??"]
[Round "5"]
[White "Zweers, T."]
[Black "Bosma, Bartele"]
[Result "1-0"]
[ECO "A57"]
[PlyCount "111"]
[EventDate "1985.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Be3 d6 6. Nc3 g6 7. Bg5 Bg7 8. e4 0-0 9. Qd2 Nbd7 10. Nf3 Qa5 11. bxa6 Bxa6 12. Bxa6 Qxa6 13. Qe2 Qxe2+ 14. Kxe2 Rfb8 15. Rhb1 h6 16. Bc1 Ng4 17. a3 Kh7 18. h3 Nge5 19. Nd2 Nb6 20. f4 Nec4 21. Nxc4 Nxc4 22. Kd3 Na5 23. b4 c4+ 24. Kc2 Nb3 25. Rxb3 cxb3+ 26. Kxb3 Rc8 27. Bb2 Ra7 28. Nb5 Rb7 29. Bxg7 Kxg7 30. Nd4 Rbc7 31. Nc6 e6 32. Re1 Re8 33. Rc1 exd5 34. exd5 Re3+ 35. Rc3 Re2 36. g3 Rc8 37. b5 Re1 38. Kb4 Ra8 39. b6 Rb1+ 40. Rb3 Rxb3+ 41. Kxb3 Ra6 42. Kc4 Rxb6 43. a4 g5 44. fxg5 hxg5 45. a5 Rb1 46. a6 f5 47. a7 Ra1 48. Kb4 Rxa7 49. Nxa7 f4 50. gxf4 gxf4 51. Kc3 Kf6 52. Nc6 Kf5 53. Kd3 f3 54. Ke3 f2 55. Kxf2 Ke4 56. Ne7 1-0

[Event "Alkmaar ACCOM op-A"]
[Site "Alkmaar"]
[Date "1985.??.??"]
[Round "7"]
[White "Zweers, T."]
[Black "Ruiter, N."]
[Result "1-0"]
[ECO "E12"]
[PlyCount "87"]
[EventDate "1985.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. Bf4 Bb7 5. Nf3 d5 6. e3 Be7 7. Rc1 Nh5 8. Bg3 Nxg3 9. hxg3 a6 10. cxd5 Bxd5 11. Nxd5 Qxd5 12. a3 Qa5+ 13. Nd2 c5 14. Qf3 Ra7 15. Bd3 Nd7 16. Ke2 h6 17. Qc6 b5 18. dxc5 Qc7 19. Qxc7 Rxc7 20. b4 Bf6 21. Rc2 0-0 22. Ne4 Rd8 23. f4 Be7 24. Rhc1 Nf6 25. Nf2 Rc6 26. e4 g6 27. e5 Nh5 28. Kf3 Ng7 29. g4 Bh4 30. g3 Be7 31. Rd1 Ne8 32. Rcd2 Rcc8 33. Ne4 Rc6 34. Rh2 Bf8 35. g5 h5 36. g4 Ng7 37. Nf6+ Kh8 38. gxh5 Nf5 39. hxg6+ Kg7 40. Rh7+ Kxg6 41. Bxf5+ exf5 42. Rxd8 Bg7 43. Rxg7+ Kxg7 44. Rg8# 1-0

[Event "Alkmaar ACCOM op-A"]
[Site "Alkmaar"]
[Date "1985.??.??"]
[Round "4"]
[White "Zweers, T."]
[Black "Van der Meiden, Dirk"]
[Result "0-1"]
[ECO "D35"]
[PlyCount "72"]
[EventDate "1985.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bf4 c6 5. e3 Bd6 6. Bg5 Nbd7 7. Nf3 Qa5 8. c5 Be7 9. Nd2 h6 10. Nb3 Qd8 11. Bf4 g5 12. Bg3 b5 13. a3 a5 14. Bxb5 cxb5 15. Nxb5 0-0 16. Nd6 Bxd6 17. Bxd6 Nb8 18. 0-0 Ba6 19. Re1 Bc4 20. Nd2 Bb5 21. Nf3 Ne4 22. Bxf8 Kxf8 23. Ne5 f6 24. Nd3 f5 25. f3 Nf6 26. Qd2 Nc6 27. Ne5 Nxe5 28. dxe5 Nd7 29. Qd4 Qb8 30. f4 Qa7 31. b4 Rc8 32. c6 Qxd4 33. cxd7 Qc3 34. dxc8Q+ Qxc8 35. Rec1 Bc4 36. bxa5 Qc5 0-1

