[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1993.??.??"]
[Round "?"]
[White "Buter, Andre"]
[Black "Heyink, R."]
[Result "1-0"]
[ECO "B50"]
[PlyCount "103"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nc3 Nf6 2. Nf3 c5 3. e4 e6 4. Bc4 d6 5. 0-0 a6 6. a4 Be7 7. d3 Nc6 8. Bg5 Qc7 9. h3 0-0 10. Ne2 Bd7 11. c3 Ne5 12. Nxe5 dxe5 13. Ng3 h6 14. Bxf6 Bxf6 15. Nh5 Be7 16. Qg4 g6 17. f4 Kh7 18. Ng3 exf4 19. Ne2 e5 20. Qf3 b5 21. axb5 axb5 22. Bd5 Bc6 23. c4 b4 24. g4 Bh4 25. Kg2 b3 26. Nc3 Bxd5 27. exd5 Rab8 28. Ra3 f5 29. Rfa1 Rb7 30. Ra8 Rf7 31. Nb5 Qe7 32. d6 e4 33. dxe4 fxe4 34. dxe7 exf3+ 35. Kxf3 Rfxe7 36. Kxf4 Rf7+ 37. Ke4 Rf2 38. Rb1 Rd7 39. Ra7 Rxa7 40. Nxa7 Bf6 41. Nc6 Bxb2 42. Na5 Bd4 43. Rxb3 Re2+ 44. Kd5 Re5+ 45. Kd6 Kg7 46. Nc6 Rg5 47. Nxd4 cxd4 48. Rd3 h5 49. Rxd4 hxg4 50. hxg4 Kf6 51. c5 Re5 52. Rf4+ 1-0

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1993.??.??"]
[Round "?"]
[White "Fokke, John"]
[Black "Heyink, R."]
[Result "1/2-1/2"]
[ECO "B26"]
[PlyCount "71"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Be3 d6 7. Qd2 Nge7 8. Bh6 0-0 9. h4 d5 10. Bxg7 Kxg7 11. h5 Rh8 12. Qg5 h6 13. Qd2 d4 14. Nce2 e5 15. hxg6 fxg6 16. 0-0-0 Be6 17. c4 dxc3 18. Nxc3 Nd4 19. Kb1 b5 20. Nce2 Nec6 21. Nxd4 Nxd4 22. Ne2 a5 23. f4 Nxe2 24. Qxe2 Qd4 25. Bh3 Bf7 26. f5 g5 27. Bg4 Qa4 28. b3 Qd4 29. Rdf1 Kf6 30. Bh5 Bg8 31. Rd1 a4 32. Qb2 Qxb2+ 33. Kxb2 axb3 34. axb3 Bf7 35. Bxf7 Kxf7 36. g4 1/2-1/2

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1993.??.??"]
[Round "?"]
[White "Heyink, R."]
[Black "Brain, Hernan"]
[Result "1/2-1/2"]
[ECO "D85"]
[PlyCount "165"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Be3 0-0 9. Be2 Qa5 10. Qc2 Nc6 11. 0-0 Bg4 12. e5 Rac8 13. Qb3 Qc7 14. h3 c4 15. Qd1 Bxf3 16. Bxf3 Rfd8 17. Qc2 a6 18. a4 Na5 19. Bg4 e6 20. f4 Nb3 21. Ra2 Rd5 22. Bf3 Ra5 23. g4 Qe7 24. Kf2 Rc7 25. Ke2 Qd7 26. d5 exd5 27. Rd1 Qe6 28. Kf1 Rd7 29. Qf2 Qc6 30. h4 f6 31. e6 Qxe6 32. Bb6 f5 33. Bxa5 Nxa5 34. Re2 Qf7 35. Qc5 Nb3 36. Qc8+ Bf8 37. Re8 Nc5 38. Rxf8+ Qxf8 39. Qxf8+ Kxf8 40. gxf5 gxf5 41. Rxd5 Rxd5 42. Bxd5 Ke7 43. a5 Kd6 44. Bxc4 Ne4 45. Bg8 h6 46. c4 Kc5 47. Bd5 Nd6 48. Ke2 b6 49. axb6 Kxb6 50. Kd3 Kc5 51. Kc3 a5 52. Be6 a4 53. Bd7 Nxc4 54. Bxa4 Ne3 55. Kd3 Ng2 56. Bd7 Nxh4 57. Ke3 Kd6 58. Bc8 Ke7 59. Kf2 Kf6 60. Kg3 Ng6 61. Bd7 Nf8 62. Be8 Ne6 63. Bh5 Ng7 64. Bf3 Ke6 65. Bd1 Kd5 66. Bf3+ Kd4 67. Bd1 Kd3 68. Kf3 Ne6 69. Be2+ Kd2 70. Bc4 Nd4+ 71. Kg3 Ke3 72. Ba6 Ne2+ 73. Kh4 Nxf4 74. Bc8 Ke4 75. Bb7+ Ke5 76. Bf3 Kf6 77. Bc6 Kg7 78. Bd7 Ng6+ 79. Kh5 f4 80. Bf5 Ne5 81. Be4 f3 82. Kh4 f2 83. Bg2 1/2-1/2

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1993.??.??"]
[Round "?"]
[White "Heyink, R."]
[Black "Clemens, Ulrich"]
[Result "1/2-1/2"]
[ECO "A95"]
[PlyCount "42"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. Nf3 Be7 5. g3 0-0 6. Bg2 d5 7. cxd5 exd5 8. Bf4 c6 9. 0-0 Nbd7 10. a3 Ne4 11. Rc1 g5 12. Be5 g4 13. Ne1 Nxe5 14. dxe5 h5 15. e3 h4 16. Nd3 Rf7 17. Nf4 Qc7 18. Ncxd5 Qxe5 19. Nxe7+ Qxe7 20. Ng6 Qf6 21. Nxh4 Qxb2 1/2-1/2

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1993.??.??"]
[Round "?"]
[White "Heyink, R."]
[Black "Greven, Ron"]
[Result "1/2-1/2"]
[ECO "D35"]
[PlyCount "52"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. Bg5 Be7 6. e3 c6 7. Nf3 Bf5 8. Bd3 Bxd3 9. Qxd3 Nbd7 10. 0-0 0-0 11. Rab1 h6 12. Bxf6 Nxf6 13. b4 Rc8 14. Rfc1 Nd7 15. a4 Nb6 16. Ne5 Bd6 17. Nf3 Qe7 18. b5 Nc4 19. bxc6 bxc6 20. Nd2 Nxd2 21. Qxd2 Bb4 22. Qd1 Rfd8 23. Ne2 a5 24. Qd3 Rd6 25. Qa6 Rc7 26. Qa8+ Rd8 1/2-1/2

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1993.??.??"]
[Round "?"]
[White "Heyink, R."]
[Black "Pover, Piet"]
[Result "1/2-1/2"]
[ECO "D38"]
[PlyCount "62"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 Bb4 5. Bg5 h6 6. Bh4 Bd7 7. cxd5 Bxc3+ 8. bxc3 exd5 9. Qb3 g5 10. Bg3 b6 11. Be5 c6 12. e3 Be6 13. Bd3 Nbd7 14. Bxf6 Qxf6 15. Qa4 b5 16. Qa6 0-0 17. Qxc6 a6 18. Qd6 g4 19. Nd2 Rfc8 20. Rc1 Rcb8 21. 0-0 Rb6 22. Qg3 Kh8 23. e4 Rc6 24. exd5 Bxd5 25. Ne4 Qg7 26. Qf4 Bxa2 27. Nd6 Qf6 28. Qxf6+ Nxf6 29. Nf5 h5 30. Ra1 Be6 31. Bxb5 Rxc3 1/2-1/2

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1993.??.??"]
[Round "?"]
[White "Van Lierop, H."]
[Black "Heyink, R."]
[Result "1/2-1/2"]
[ECO "B43"]
[PlyCount "115"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be2 Bb4 7. Bd2 Nf6 8. f3 d5 9. exd5 Nxd5 10. Nxd5 Bxd2+ 11. Qxd2 exd5 12. Qg5 Qa5+ 13. c3 0-0 14. Bd3 Re8+ 15. Kd2 Nc6 16. Nf5 Bxf5 17. Qxf5 g6 18. Qg5 Re5 19. Qf4 Qb6 20. Kc2 Qf2+ 21. Qd2 Qxd2+ 22. Kxd2 Rae8 23. Rhe1 d4 24. c4 Rxe1 25. Rxe1 Rxe1 26. Kxe1 Nb4 27. Bb1 Kf8 28. Kd2 Ke7 29. a3 Nc6 30. Be4 f5 31. Bd5 Kd6 32. Bg8 h6 33. f4 g5 34. g3 b5 35. Kd3 gxf4 36. gxf4 Ne7 37. Bf7 Nc6 38. Bd5 Ne7 39. Kxd4 bxc4 40. Bxc4 Ng6 41. Bxa6 Nxf4 42. Bc4 Ng6 43. a4 Ne5 44. Be2 Nc6+ 45. Kc4 Ne5+ 46. Kb5 f4 47. a5 Kc7 48. Kc5 f3 49. Ba6 Ng4 50. Kd4 f2 51. h4 Nh2 52. Ke5 Nf3+ 53. Kf4 Nxh4 54. Kg3 Nf5+ 55. Kxf2 Nd4 56. Be2 Nc6 57. a6 Kb6 58. Bf3 1/2-1/2

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1991.??.??"]
[Round "?"]
[White "Baalbergen, Joop"]
[Black "Heyink, R."]
[Result "1-0"]
[ECO "B30"]
[PlyCount "111"]
[EventDate "1991.??.??"]
[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 Nc6 3. Bb5 e6 4. b3 Nf6 5. e5 Nd5 6. Bxc6 dxc6 7. Bb2 Be7 8. 0-0 0-0 9. d4 Qa5 10. c4 Nc7 11. Bc3 Qb6 12. Qe2 cxd4 13. Bxd4 c5 14. Be3 Qc6 15. Nc3 b6 16. Nd2 Bb7 17. f3 f6 18. Bf4 f5 19. Bg3 Qe8 20. f4 Qg6 21. Nf3 Qg4 22. Qf2 Rad8 23. Rad1 g5 24. h3 Qh5 25. fxg5 Bxg5 26. Nxg5 Qxg5 27. Bh4 Qxg2+ 28. Qxg2+ Bxg2 29. Rxd8 Bxf1 30. Rxf8+ Kxf8 31. Kxf1 Kf7 32. Kf2 Kg6 33. Kg3 Na6 34. a3 Nb8 35. b4 cxb4 36. axb4 Nc6 37. Kf4 Nxb4 38. Ke3 Nc6 39. Bf6 Na5 40. Kd3 Nb3 41. Nb5 Nc5+ 42. Kd4 a6 43. Nc7 a5 44. Be7 Nb3+ 45. Kc3 Nc1 46. Nxe6 Kf7 47. Bg5 Kxe6 48. Bxc1 Kxe5 49. Be3 Ke4 50. Bxb6 f4 51. Bxa5 Ke3 52. Bb6+ Ke2 53. c5 f3 54. c6 f2 55. Bxf2 Kxf2 56. c7 1-0

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1991.??.??"]
[Round "?"]
[White "Heyink, R."]
[Black "Pronk, B."]
[Result "1-0"]
[ECO "D82"]
[PlyCount "72"]
[EventDate "1991.??.??"]
[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 d5 4. Bf4 a6 5. e3 Bg7 6. h3 0-0 7. Nf3 Nbd7 8. cxd5 Nb6 9. e4 e6 10. dxe6 Bxe6 11. Be2 c6 12. 0-0 Qd7 13. Ne5 Qd6 14. Nxg6 Qd7 15. Nxf8 Rxf8 16. g4 Kh8 17. Be3 Rg8 18. d5 cxd5 19. Bxb6 h5 20. Nxd5 Nxe4 21. Nf4 Ng5 22. Qxd7 Bxd7 23. Rad1 Bc6 24. Rd8 hxg4 25. Rxg8+ Kxg8 26. Bxg4 Bxb2 27. f3 Be5 28. Nd3 Bb8 29. Be3 Ne6 30. Rc1 Bg3 31. Rxc6 bxc6 32. Nc5 Nxc5 33. Bxc5 a5 34. a4 Kg7 35. Bf5 Be5 36. Be4 Kf6 1-0

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1991.??.??"]
[Round "1"]
[White "Heyink, R."]
[Black "Rietveld, Johan"]
[Result "0-1"]
[ECO "D36"]
[PlyCount "112"]
[EventDate "1991.??.??"]
[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. Bg5 Be7 5. cxd5 exd5 6. e3 c6 7. Nf3 Nbd7 8. Bd3 h6 9. Bh4 0-0 10. Qc2 b6 11. 0-0 Bb7 12. Rac1 Re8 13. a3 Ne4 14. Bxe7 Qxe7 15. b4 Rac8 16. Qa2 Ng5 17. Be2 Ne6 18. Rfe1 Qd6 19. h3 Kh8 20. Bd3 Ra8 21. Bb1 a5 22. Qc2 g6 23. Nh4 Nef8 24. b5 Qxa3 25. e4 dxe4 26. Nxe4 cxb5 27. Re3 Bxe4 28. Rxa3 Bxc2 29. Bxc2 b4 30. Rf3 Kg7 31. Ba4 Re4 32. Bc6 Rc8 33. Bxe4 Rxc1+ 34. Kh2 Nf6 35. Bd3 b3 36. Bxg6 fxg6 37. Rxb3 Rc6 38. Nf3 N8d7 39. Rb5 Ne4 40. d5 Rc5 41. Rxc5 Nexc5 42. Nd4 a4 43. Nb5 Kf6 44. f4 Kf5 45. g3 Ke4 46. d6 Kd5 47. g4 Kc6 48. Nd4+ Kxd6 49. f5 Ke5 50. Nc6+ Kf6 51. fxg6 Kxg6 52. Kg2 b5 53. Kf3 Kf6 54. Ke3 Na6 55. Kd3 Ne5+ 56. Nxe5 Kxe5 0-1

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1991.??.??"]
[Round "?"]
[White "Heyink, R."]
[Black "Voet, Wim"]
[Result "0-1"]
[ECO "E76"]
[PlyCount "72"]
[EventDate "1991.??.??"]
[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. e4 d6 5. f4 0-0 6. Nf3 Nbd7 7. Bd2 c6 8. Bd3 e5 9. fxe5 dxe5 10. dxe5 Ng4 11. Bg5 Qb6 12. Qd2 Ndxe5 13. Na4 Nxd3+ 14. Qxd3 Qb4+ 15. Nc3 Qxb2 16. 0-0 Qxc3 17. Qe2 Bd4+ 18. Nxd4 Qxd4+ 19. Kh1 Be6 20. Qf3 f6 21. Rad1 Qc5 22. Bf4 Ne5 23. Qg3 Rf7 24. h4 Qxc4 25. h5 Qxe4 26. Rfe1 Qf5 27. hxg6 Qxg6 28. Qe3 Bd5 29. Rd2 Qh5+ 30. Kg1 Ng4 31. Qd3 Rg7 32. Rde2 Ne5 33. Bxe5 fxe5 34. Rxe5 Qg6 35. Qxg6 Rxg6 36. Re7 Rxg2+ 0-1

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1991.??.??"]
[Round "?"]
[White "Lansbergen, Aad"]
[Black "Heyink, R."]
[Result "1/2-1/2"]
[ECO "D56"]
[PlyCount "22"]
[EventDate "1991.??.??"]
[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. Nc3 Be7 4. Nf3 Nf6 5. Bg5 0-0 6. e3 h6 7. Bh4 Ne4 8. Bxe7 Qxe7 9. Nxe4 dxe4 10. Ne5 Nd7 11. Nxd7 Bxd7 1/2-1/2

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1991.??.??"]
[Round "?"]
[White "Otte, Marijn Willem"]
[Black "Heyink, R."]
[Result "1-0"]
[ECO "E61"]
[PlyCount "37"]
[EventDate "1991.??.??"]
[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. e3 d6 5. Bd3 0-0 6. Nge2 c6 7. 0-0 e5 8. d5 cxd5 9. cxd5 a6 10. Rb1 Nbd7 11. b4 Nb6 12. Qb3 Bd7 13. a4 e4 14. Bc2 Qe8 15. Ba3 Qe5 16. Bb2 Nbxd5 17. Nxe4 Nxe4 18. Bxe5 Nd2 19. Qxd5 1-0

