[Event "NED-chT 9495"]
[Site "Netherlands"]
[Date "1994.??.??"]
[Round "4"]
[White "Timmer, Robert"]
[Black "Dieks, Dennis"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "2300"]
[BlackElo "2240"]
[PlyCount "145"]
[EventDate "1994.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 g6 2. e4 Bg7 3. d4 d6 4. Nc3 c6 5. a4 Nd7 6. Be2 Qc7 7. 0-0 Ngf6 8. Re1 0-0 9. Bf1 e5 10. h3 Re8 11. dxe5 dxe5 12. Be3 Nf8 13. Nd2 Ne6 14. Na2 Rd8 15. Qc1 Bf8 16. c3 Bc5 17. Qc2 Bxe3 18. Rxe3 Nf4 19. Rd1 Be6 20. Nc1 Rd6 21. Ndb3 Rad8 22. Rxd6 Qxd6 23. Re1 c5 24. c4 N6h5 25. Na2 Qe7 26. Kh2 Bd7 27. Nc3 Nf6 28. Nd5 N6xd5 29. cxd5 Rc8 30. Na5 c4 31. Nxc4 Qb4 32. Qc3 Qxc3 33. bxc3 Bxa4 34. Ra1 b5 35. Nd6 Rxc3 36. Nxb5 Bxb5 37. Bxb5 Rc2 38. Kg1 Rb2 39. Bf1 Rb7 40. g3 Nh5 41. Ba6 Rb4 42. Bd3 Rd4 43. Be2 Rxe4 44. Bxh5 gxh5 45. Rxa7 Rd4 46. Ra8+ Kg7 47. Rd8 f5 48. Rd7+ Kg6 49. Rd6+ Kg7 50. Kg2 e4 51. Kf1 Rd3 52. h4 Kf7 53. Ke2 Kg7 54. Rd8 Kf6 55. Rd6+ Kf7 56. Rd7+ Kg6 57. d6 h6 58. Rd8 Kf7 59. d7 Kg7 60. f3 Kh7 61. Rf8 Rxd7 62. Rxf5 exf3+ 63. Kxf3 Kg6 64. Ra5 Rd3+ 65. Kf4 Rd4+ 66. Ke5 Rd3 67. Ra6+ Kg7 68. Kf4 Rb3 69. Ra5 Kg6 70. Re5 Ra3 71. Re6+ Kg7 72. Re3 Ra4+ 73. Kf5 1/2-1/2

[Event "NED Open-ch15"]
[Site "Dieren"]
[Date "1984.08.05"]
[Round "6"]
[White "Belle, Erika"]
[Black "Dieks, Dennis"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2060"]
[BlackElo "2240"]
[PlyCount "77"]
[EventDate "1984.07.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Bxf6 gxf6 10. Na3 f5 11. Nc4 b5 12. Ne3 b4 13. Ncd5 fxe4 14. c3 bxc3 15. bxc3 Bg7 16. Qa4 Bd7 17. Bb5 Rc8 18. Qxa6 0-0 19. Qb6 Qe8 20. a4 f5 21. Nc7 Qd8 22. Ned5 Ne7 23. Qxd6 Nxd5 24. Nxd5 Bxb5 25. Ne7+ Kf7 26. Nxc8 Qxc8 27. axb5 Qxc3+ 28. Ke2 Qc4+ 29. Ke1 Qc3+ 30. Ke2 Qb2+ 31. Qd2 Qxb5+ 32. Ke1 Rb8 33. Rd1 Kg6 34. h4 h6 35. Rh3 f4 36. h5+ Kf5 37. Qa2 Rb7 38. Qg8 Qb4+ 39. Kf1 1-0

[Event "NED Open-ch15"]
[Site "Dieren"]
[Date "1984.08.02"]
[Round "4"]
[White "Dieks, Dennis"]
[Black "Grinberg, Nir"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2240"]
[BlackElo "2420"]
[PlyCount "76"]
[EventDate "1984.07.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. Be2 d6 6. h3 Nbd7 7. 0-0 Qe8 8. c4 e5 9. Bh2 Ne4 10. Nbd2 Nxd2 11. Qxd2 Qe7 12. Rac1 Re8 13. b4 e4 14. Ne1 Nf6 15. Nc2 g5 16. Na3 a6 17. b5 g4 18. hxg4 Bxg4 19. c5 d5 20. bxa6 Bxe2 21. Qxe2 Rxa6 22. Nb5 Rc8 23. Rb1 Re6 24. Rb3 b6 25. Rc1 bxc5 26. Rxc5 c6 27. Nc3 Qa7 28. Qb2 Bf8 29. Ra3 Qd7 30. Na4 Rce8 31. Qc3 Ng4 32. Bg3 Rg6 33. Nb6 Qf5 34. Ra7 Bxc5 35. dxc5 Nxf2 36. Bxf2 Qf3 37. Kf1 Rxg2 38. Qb2 Rh2 0-1

[Event "NED Open-ch15"]
[Site "Dieren"]
[Date "1984.08.01"]
[Round "3"]
[White "Dieks, Dennis"]
[Black "Martinovic, Slobodan"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2240"]
[BlackElo "2460"]
[PlyCount "80"]
[EventDate "1984.07.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. Be2 c5 6. c3 b6 7. 0-0 Bb7 8. Nbd2 d6 9. h3 Nbd7 10. a4 a6 11. Nc4 Qc7 12. Bh2 Bd5 13. Rc1 Rfc8 14. Ncd2 Bc6 15. b4 cxb4 16. cxb4 Qb7 17. Qb3 b5 18. a5 Bd5 19. Qb2 Ne4 20. Nxe4 Bxe4 21. Rxc8+ Rxc8 22. Rc1 Rxc1+ 23. Qxc1 Nf6 24. Ne1 Qc6 25. Qxc6 Bxc6 26. Bd3 Nd5 27. Nc2 Nc3 28. f3 f5 29. Bg3 e5 30. Be1 Na4 31. Kf2 Kf7 32. dxe5 dxe5 33. e4 f4 34. Ke2 Nb2 35. Bc3 Nxd3 36. Kxd3 Bd7 37. Ne1 g5 38. Kd2 Ke6 39. Nd3 Bc8 40. Ke2 Bf6 1/2-1/2

[Event "NED Open-ch15"]
[Site "Dieren"]
[Date "1984.07.31"]
[Round "2"]
[White "Riemersma, Liafbern"]
[Black "Dieks, Dennis"]
[Result "0-1"]
[ECO "B33"]
[BlackElo "2240"]
[PlyCount "68"]
[EventDate "1984.07.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 Be6 10. Nc4 Rc8 11. Bxf6 gxf6 12. Ne3 Ne7 13. Bd3 Bh6 14. Ng4 Bg7 15. Qf3 Ng6 16. 0-0 Nf4 17. Rfd1 h5 18. Ne3 Bh6 19. Bf1 Rg8 20. g3 Bg4 21. Nxg4 hxg4 22. Qh1 Ne6 23. h3 Nd4 24. hxg4 Rh8 25. Bd3 Qd7 26. Ne2 Nxc2 27. Bxc2 Rxc2 28. Qf3 Rg8 29. Nc3 Qxg4 30. Qd3 Qh3 31. Nd5 Bg5 32. Qf3 Rh8 33. b4 Qh2+ 34. Kf1 Rxf2+ 0-1

[Event "Hilversum op"]
[Site "Hilversum"]
[Date "1984.06.10"]
[Round "5"]
[White "Borm, Frans"]
[Black "Dieks, Dennis"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2375"]
[BlackElo "2240"]
[PlyCount "35"]
[EventDate "1984.06.??"]
[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 Nf6 5. Nc3 Nc6 6. Be2 Bb4 7. 0-0 Bxc3 8. bxc3 Nxe4 9. Nxc6 dxc6 10. Qe1 0-0 11. Ba3 Re8 12. Bd3 Nf6 13. f4 Qc7 14. Qh4 c5 15. c4 b5 16. Bb2 bxc4 17. Bxf6 gxf6 18. Qh6 1-0

[Event "Hilversum op"]
[Site "Hilversum"]
[Date "1984.06.08"]
[Round "1"]
[White "Dieks, Dennis"]
[Black "Van der Weide, Karel"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "2240"]
[PlyCount "67"]
[EventDate "1984.06.??"]
[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 e6 2. Nf3 Nf6 3. e3 b6 4. Bd3 Bb7 5. Nbd2 Be7 6. 0-0 c5 7. b3 Nc6 8. a3 0-0 9. Bb2 Qc7 10. c4 cxd4 11. exd4 d5 12. Rc1 Qf4 13. Re1 Rfd8 14. Qe2 Rac8 15. Bb1 h5 16. h3 h4 17. Rcd1 Qh6 18. Nf1 Na5 19. Ne5 Qh5 20. Ng4 Nxg4 21. hxg4 Qh8 22. Ne3 dxc4 23. bxc4 h3 24. d5 Bd6 25. Qf3 h2+ 26. Kh1 Nxc4 27. Nxc4 Rxc4 28. Qe2 exd5 29. Bd3 Rcc8 30. Bf5 Rc7 31. Qb5 Bc6 32. Qd3 Bf8 33. Re3 d4 34. Rh3 1-0

[Event "NED Open-ch13"]
[Site "Dieren"]
[Date "1982.08.??"]
[Round "7"]
[White "Dekker, Kees"]
[Black "Dieks, Dennis"]
[Result "1/2-1/2"]
[ECO "B35"]
[BlackElo "2240"]
[PlyCount "25"]
[EventDate "1982.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. Nc3 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 a5 9. a4 Ng4 10. Nxc6 Nxe3 11. Nxd8 Nxd1 12. Nd5 Rxd8 13. Rxd1 1/2-1/2

[Event "NED Open-ch13"]
[Site "Dieren"]
[Date "1982.08.??"]
[Round "8"]
[White "Dieks, Dennis"]
[Black "De Roode, Peter"]
[Result "1-0"]
[ECO "E53"]
[WhiteElo "2240"]
[BlackElo "2250"]
[PlyCount "97"]
[EventDate "1982.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 dxc4 8. Bxc4 c5 9. Nf3 Qc7 10. Be2 Nbd7 11. 0-0 b6 12. Bb2 Bb7 13. c4 Rad8 14. Rc1 Rfe8 15. Qb3 Ng4 16. g3 cxd4 17. exd4 e5 18. d5 Nc5 19. Qc2 Bc8 20. Rcd1 Nh6 21. d6 Qd7 22. Nxe5 Qh3 23. Bf3 Bb7 24. Bxb7 Nxb7 25. Rd5 Rxd6 26. f4 f6 27. Nf3 Rde6 28. Nd4 Re4 29. Qg2 Qc8 30. Qc2 Nc5 31. f5 Nd7 32. Bc1 Ng4 33. Bf4 Rxf4 34. gxf4 Ne3 35. Qd3 Nxf1 36. Qxf1 Nc5 37. Qd1 Qc7 38. Qd2 Ne4 39. Qc1 Nc5 40. Qd2 Ne4 41. Ne6 Qxc4 42. Qd1 g6 43. Rd7 Kh8 44. h3 Rg8 45. Rd8 gxf5+ 46. Rxg8+ Kxg8 47. Qd8+ Kf7 48. Qd7+ Kg6 49. Qg7+ 1-0

[Event "NED Open-ch13"]
[Site "Dieren"]
[Date "1982.08.??"]
[Round "3"]
[White "Dieks, Dennis"]
[Black "De Rooi, Paul"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2240"]
[PlyCount "53"]
[EventDate "1982.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 h6 8. Bf4 Be6 9. h3 Bd6 10. Nge2 Nh5 11. Bxd6 Qxd6 12. Qc2 Nd7 13. 0-0-0 Nhf6 14. Kb1 Nb6 15. Na4 Nxa4 16. Qxa4 Ne4 17. Bxe4 dxe4 18. Nf4 0-0 19. g4 a5 20. Rc1 Rfc8 21. Rhg1 Qe7 22. Rc5 f6 23. h4 Kh7 24. Qc2 Bd7 25. g5 b6 26. gxf6 gxf6 27. Re5 1-0

[Event "NED Open-ch13"]
[Site "Dieren"]
[Date "1982.08.??"]
[Round "4"]
[White "Dieks, Dennis"]
[Black "Los, Sander"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "2240"]
[PlyCount "60"]
[EventDate "1982.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. Be3 d6 6. h3 e5 7. d5 c6 8. Nf3 cxd5 9. cxd5 a6 10. Bd3 Nbd7 11. Rc1 b5 12. Nd2 Nb6 13. g4 Bd7 14. Ne2 Na4 15. b3 Nb2 16. Qc2 Nxd3+ 17. Qxd3 Ne8 18. Ng3 Bf6 19. Bh6 Bg7 20. Be3 Bf6 21. Rg1 Bg5 22. Nf3 Bf4 23. Bxf4 exf4 24. Ne2 Nf6 25. Nd2 Re8 26. Kf1 b4 27. Nd4 Bb5 28. Nxb5 axb5 29. Rc2 Rc8 30. Kg2 Rc3 1/2-1/2

[Event "NED Open-ch13"]
[Site "Dieren"]
[Date "1982.08.??"]
[Round "2"]
[White "Dieks, Dennis"]
[Black "Van Eybergen, Jan"]
[Result "1-0"]
[ECO "D09"]
[WhiteElo "2240"]
[PlyCount "49"]
[EventDate "1982.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Be6 6. Nbd2 Bb4 7. Qc2 Nge7 8. a3 Bxd2+ 9. Bxd2 Qd7 10. Bg2 0-0-0 11. 0-0 Ng6 12. Qb3 d3 13. e3 h5 14. Nd4 Ngxe5 15. f4 Nxc4 16. Nxc6 bxc6 17. Qa4 Nxd2 18. Bxc6 Qxc6 19. Qxc6 Bd5 20. Qc3 Nf3+ 21. Kf2 Nxh2 22. Rfc1 Ng4+ 23. Kg1 Rd7 24. Rd1 h4 25. Qxg7 1-0

[Event "NED Open-ch13"]
[Site "Dieren"]
[Date "1982.08.??"]
[Round "6"]
[White "Dieks, Dennis"]
[Black "Wind, Michiel A"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2240"]
[PlyCount "99"]
[EventDate "1982.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nc6 2. c4 e5 3. d5 Nce7 4. Nc3 Ng6 5. e4 Bb4 6. Nge2 Nf6 7. a3 Bxc3+ 8. Nxc3 d6 9. h4 h6 10. Be2 Qe7 11. Be3 Nh7 12. g3 f5 13. exf5 Bxf5 14. Bg4 0-0 15. Bxf5 Rxf5 16. Qg4 Qf7 17. 0-0-0 Ne7 18. Qe2 Rc8 19. Kb1 Qg6 20. Ka1 b6 21. h5 Qe8 22. Ne4 Rf7 23. g4 Qd7 24. Rdg1 Rcf8 25. g5 hxg5 26. Bxg5 Qf5 27. Bxe7 Rxe7 28. Rg6 Qf3 29. Qxf3 Rxf3 30. h6 Rf4 31. f3 Nf8 32. Rg3 g6 33. b3 Kh8 34. Kb2 Ref7 35. Ng5 R7f5 36. Rhh3 a5 37. Kc3 Rf6 38. Ne4 Rf7 39. Ng5 R7f6 40. Ne4 Rf7 41. b4 axb4+ 42. Kxb4 Re7 43. Kb5 Re8 44. Kc6 Rf7 45. Kb7 Rd8 46. Rg1 Rfd7 47. Kc6 b5 48. Rc1 bxc4 49. Kb5 Ra8 50. Rc3 1/2-1/2

[Event "NED Open-ch13"]
[Site "Dieren"]
[Date "1982.08.??"]
[Round "?"]
[White "Kuijf, Marinus"]
[Black "Dieks, Dennis"]
[Result "1-0"]
[ECO "A43"]
[BlackElo "2240"]
[PlyCount "55"]
[EventDate "1982.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. d5 d6 5. Nc3 Nf6 6. Be2 Na6 7. 0-0 Nc7 8. Re1 0-0 9. h3 a6 10. a4 b6 11. Bf4 Bb7 12. Bc4 h6 13. Qd2 Kh7 14. Rad1 Qd7 15. e5 Nfe8 16. Re4 f5 17. Re2 b5 18. Rde1 b4 19. Nd1 Qd8 20. Ne3 dxe5 21. Bxe5 Nf6 22. Bxc7 Qxc7 23. Nxf5 gxf5 24. Rxe7 Qc8 25. Ng5+ Kh8 26. Ne6 Ne4 27. Qf4 Re8 28. Rc7 1-0

[Event "NED Open-ch13"]
[Site "Dieren"]
[Date "1982.08.??"]
[Round "5"]
[White "Schmittdiel, Eckhard"]
[Black "Dieks, Dennis"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "2205"]
[BlackElo "2240"]
[PlyCount "150"]
[EventDate "1982.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c4 Bg7 4. d4 d6 5. Nc3 Nc6 6. Be3 Qb6 7. Nd5 Qa5+ 8. Bd2 Qd8 9. dxc5 dxc5 10. Bf4 e5 11. Be3 b6 12. Be2 f6 13. 0-0 Nge7 14. Qd2 0-0 15. Bh6 Be6 16. Rad1 Rc8 17. Bxg7 Kxg7 18. Qe1 Qe8 19. Rd2 Rf7 20. Qd1 Ng8 21. Nh4 Nd4 22. Bg4 Rd8 23. Kh1 Bxd5 24. cxd5 Nh6 25. Re1 Qe7 26. g3 Qd6 27. Bh3 Rc7 28. Nf3 Nf7 29. Nxd4 cxd4 30. Kg2 Re8 31. Rc2 Ree7 32. Ree2 Rxc2 33. Rxc2 Rc7 34. Qc1 Rxc2 35. Qxc2 Qc5 36. Qxc5 bxc5 37. Kf1 Nd6 38. Bg2 f5 39. f3 Kf6 40. Ke2 Ke7 41. b3 Kd8 42. f4 fxe4 43. fxe5 Nf7 44. Bxe4 Nxe5 45. h3 h6 46. h4 Ke7 47. a3 Kd6 48. Kd2 g5 49. hxg5 hxg5 50. Ke2 Nd7 51. Kd3 Nf6 52. b4 Nxd5 53. Bf3 Ne3 54. bxc5+ Kxc5 55. Be4 Nc4 56. Ke2 Ne5 57. Bc2 Kc4 58. Bd1 Kc3 59. a4 Nc4 60. Kf3 Nb2 61. Be2 d3 62. Bf1 d2 63. Be2 a5 64. Kg4 d1Q 65. Bxd1 Nxd1 66. Kxg5 Kb4 67. Kf4 Nf2 68. Kf3 Nh3 69. Kg4 Kxa4 70. Kxh3 Kb4 71. g4 a4 72. g5 a3 73. g6 a2 74. g7 a1Q 75. g8Q Qh1+ 0-1

[Event "NED Open-ch13"]
[Site "Dieren"]
[Date "1982.08.??"]
[Round "1"]
[White "Van Halen, S."]
[Black "Dieks, Dennis"]
[Result "0-1"]
[ECO "E62"]
[BlackElo "2240"]
[PlyCount "60"]
[EventDate "1982.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nf3 d6 4. g3 Nf6 5. Bg2 0-0 6. 0-0 c6 7. Nc3 Bg4 8. Ng5 Na6 9. h3 Bd7 10. e4 e5 11. Be3 Qe7 12. dxe5 dxe5 13. a3 Rfd8 14. Qe2 Nc5 15. b4 Nb3 16. Rad1 Nd4 17. Qb2 h6 18. f4 hxg5 19. fxe5 Nh5 20. Bxd4 Nxg3 21. Rf3 Nh5 22. Rdf1 Be8 23. Ne2 Qe6 24. Ng3 Nf4 25. Bc3 Nd3 26. Qb3 Nxe5 27. Bxe5 Bxe5 28. Nf5 gxf5 29. Rxf5 f6 30. Bf3 Bf7 0-1

[Event "NED open-ch 11"]
[Site "Dieren"]
[Date "1980.08.06"]
[Round "7"]
[White "Van der Linde, Meindert"]
[Black "Dieks, Dennis"]
[Result "1-0"]
[ECO "A58"]
[BlackElo "2220"]
[PlyCount "117"]
[EventDate "1980.07.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. Nf3 g6 8. g3 Bg7 9. Bh3 Nbd7 10. 0-0 Nb6 11. Re1 0-0 12. e4 Nc4 13. Qc2 Qa5 14. a3 Rfb8 15. Ra2 Ne8 16. Bf1 Rb7 17. Kg2 Qb6 18. Nb1 Nxb2 19. Bxa6 Rxa6 20. Nbd2 Na4 21. Re3 Nf6 22. Rb3 Qa7 23. Rxb7 Qxb7 24. Ne1 e6 25. dxe6 fxe6 26. f3 d5 27. exd5 exd5 28. Nd3 Nd7 29. Nb1 Ra8 30. Nb2 Nxb2 31. Bxb2 d4 32. Nd2 Re8 33. Qc4+ Kh8 34. Bc1 Qc6 35. Ne4 h6 36. Rc2 Rf8 37. Bf4 Re8 38. h4 Rxe4 39. fxe4 Qxe4+ 40. Kf2 Ne5 41. Bxe5 Qe3+ 42. Kf1 Qf3+ 43. Rf2 Qh1+ 44. Ke2 Qe4+ 45. Kd1 Qxe5 46. Re2 Qf5 47. Re8+ Bf8 48. Rd8 h5 49. a4 Kh7 50. a5 Qf3+ 51. Kc2 Qe4+ 52. Kb3 Qb1+ 53. Ka4 Qa1+ 54. Kb5 Qb2+ 55. Kc6 Bg7 56. a6 Qg2+ 57. Rd5 Qh3 58. Rd7 Qg2+ 59. Kb6 1-0

[Event "NED open-ch 11"]
[Site "Dieren"]
[Date "1980.08.04"]
[Round "5"]
[White "Dieks, Dennis"]
[Black "Schoute, Rob"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2220"]
[PlyCount "55"]
[EventDate "1980.07.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 h6 7. Be3 e5 8. d5 Nbd7 9. Qd2 Kh7 10. h4 Nc5 11. f3 Nh5 12. g4 Nf4 13. 0-0-0 f5 14. h5 fxe4 15. hxg6+ Kxg6 16. fxe4 Qf6 17. Kb1 Rf7 18. g5 Qxg5 19. Nf3 Qe7 20. Rdg1+ Kh7 21. Ng5+ Kh8 22. Nxf7+ Qxf7 23. Rf1 Qg6 24. Bxf4 Nxe4 25. Nxe4 Bf5 26. Bxh6 Bxe4+ 27. Ka1 Bxh1 28. Rxh1 1-0

[Event "NED open-ch 11"]
[Site "Dieren"]
[Date "1980.08.01"]
[Round "3"]
[White "Dieks, Dennis"]
[Black "Renet, Jacques"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "2220"]
[PlyCount "82"]
[EventDate "1980.07.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 g6 2. c4 d6 3. e4 Bg7 4. Nc3 f5 5. exf5 Bxf5 6. Bd3 Bxd4 7. Bxf5 Bxc3+ 8. bxc3 gxf5 9. Qh5+ Kd7 10. Qxf5+ e6 11. Qd3 Qf6 12. Nf3 Nc6 13. c5 Qg6 14. Qxg6 hxg6 15. cxd6 cxd6 16. Bf4 Nge7 17. Rd1 Nd5 18. Bxd6 Kxd6 19. c4 b5 20. cxd5 exd5 21. Kd2 Raf8 22. Rhe1 Rf4 23. h3 Rhf8 24. Re2 Nd4 25. Nxd4 Rxd4+ 26. Ke1 Rxd1+ 27. Kxd1 d4 28. Kd2 Kd5 29. f3 Rf6 30. Re8 Ra6 31. Rd8+ Kc4 32. Rc8+ Kb4 33. Rc2 Ra3 34. h4 a5 35. Kd1 a4 36. Rf2 Kc3 37. g4 b4 38. Rc2+ Kd3 39. Kc1 b3 40. axb3 Ra1+ 41. Kb2 a3+ 0-1

[Event "NED Open-ch10 Reinbouw"]
[Site "Dieren"]
[Date "1979.08.11"]
[Round "9"]
[White "Dieks, Dennis"]
[Black "Janssen, Han"]
[Result "0-1"]
[ECO "E90"]
[BlackElo "2040"]
[PlyCount "138"]
[EventDate "1979.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 0-0 6. Nf3 d6 7. h3 e6 8. Bd3 exd5 9. exd5 Re8+ 10. Be3 Bh6 11. 0-0 Bxe3 12. fxe3 Qe7 13. e4 Nbd7 14. Qd2 Kg7 15. Rf2 Rf8 16. Raf1 Ne8 17. Ne2 Ne5 18. a3 a5 19. b3 Bd7 20. Bc2 b5 21. Nf4 Nc7 22. Nd3 Nxd3 23. Bxd3 a4 24. cxb5 Nxb5 25. Qb2+ Kg8 26. bxa4 Nc7 27. e5 Rxa4 28. exd6 Qxd6 29. Ng5 f5 30. Bc2 Raa8 31. Rd1 Rae8 32. Qc1 Nb5 33. Ba4 Re5 34. Nf3 Rxd5 35. Bb3 Be6 36. Bxd5 Bxd5 37. Rfd2 Nc7 38. Qc3 Rd8 39. a4 Qe6 40. Ng5 Qc6 41. Qg3 c4 42. Qh4 Rd7 43. Rb2 h5 44. Rb8+ Kg7 45. Qf4 Re7 46. Rc8 c3 47. Rxd5 Nxd5 48. Qd4+ Qf6 49. Qxd5 Qxg5 50. Qg8+ Kh6 51. Qh8+ Rh7 52. Qxc3 Qf4 53. a5 Rd7 54. Qc1 Qxc1+ 55. Rxc1 Ra7 56. Ra1 Ra6 57. Kf2 h4 58. Ke3 g5 59. Kd4 g4 60. Kc5 Kg5 61. Kb5 Ra8 62. Ra4 gxh3 63. gxh3 f4 64. Ra3 Kf5 65. Kb6 Ke4 66. Kb7 Rf8 67. a6 f3 68. a7 f2 69. Ra1 Kf3 0-1

[Event "NED Open-ch10 Reinbouw"]
[Site "Dieren"]
[Date "1979.08.08"]
[Round "8"]
[White "Langeweg, Kick"]
[Black "Dieks, Dennis"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "2440"]
[PlyCount "81"]
[EventDate "1979.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 c5 5. 0-0 Nc6 6. cxd5 exd5 7. d4 Be7 8. Nc3 0-0 9. Bg5 Be6 10. dxc5 Bxc5 11. Na4 Bb6 12. Nxb6 axb6 13. Nd4 h6 14. Bxf6 Qxf6 15. Nxe6 fxe6 16. Qb3 Ra6 17. e4 Nd4 18. Qd3 Nf3+ 19. Bxf3 Qxf3 20. Qxf3 Rxf3 21. exd5 exd5 22. Rfd1 Ra5 23. Kg2 Rf7 24. Rd4 Kf8 25. a3 Rc5 26. Rad1 Rd7 27. b4 Rc3 28. Rxd5 Rxd5 29. Rxd5 Rxa3 30. Rd6 Rc3 31. Rxb6 Rc7 32. g4 Rf7 33. Kg3 Ke8 34. f4 Kd8 35. f5 h5 36. h3 hxg4 37. hxg4 Ke8 38. Kf4 Rd7 39. Ke5 Kf8 40. Rd6 Re7+ 41. Re6 1-0

[Event "NED Open-ch10 Reinbouw"]
[Site "Dieren"]
[Date "1979.08.07"]
[Round "7"]
[White "Dieks, Dennis"]
[Black "Van der Linde, Meindert"]
[Result "1-0"]
[ECO "E12"]
[PlyCount "85"]
[EventDate "1979.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Be7 5. Nc3 d5 6. Bf4 0-0 7. cxd5 exd5 8. e3 Nh5 9. Bg3 g6 10. Bd3 Re8 11. Rc1 Nxg3 12. hxg3 c6 13. Ne2 Bf6 14. b4 Qd6 15. Qb3 a5 16. 0-0 a4 17. Qc2 b5 18. Nc3 Bg4 19. Rfe1 Bg7 20. e4 Bxf3 21. e5 Qd8 22. gxf3 Nd7 23. Nd1 Nb6 24. Ne3 Nc4 25. Bxc4 dxc4 26. Rcd1 Ra7 27. Qe4 Qb6 28. f4 f5 29. Qf3 Rd7 30. d5 c5 31. d6 cxb4 32. Nd5 Qb7 33. axb4 Re6 34. Kg2 Kf7 35. Nc7 Rxc7 36. dxc7 Qxc7 37. Qd5 Qc6 38. Qxc6 Rxc6 39. Rd7+ Kg8 40. e6 Bf8 41. e7 Bxe7 42. Rexe7 Rc8 43. Rg7+ 1-0

[Event "NED Open-ch10 Reinbouw"]
[Site "Dieren"]
[Date "1979.08.05"]
[Round "5"]
[White "Brouwer, Jaap"]
[Black "Dieks, Dennis"]
[Result "0-1"]
[ECO "A37"]
[PlyCount "88"]
[EventDate "1979.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 g6 3. g3 Bg7 4. Bg2 Nc6 5. 0-0 e5 6. d3 Nge7 7. Nc3 0-0 8. Rb1 d6 9. a3 a5 10. Ne1 Be6 11. Nd5 Rb8 12. Bd2 b5 13. b3 f5 14. Nc2 h6 15. f4 Bf7 16. Nce3 Re8 17. Nxe7+ Nxe7 18. Nd5 bxc4 19. bxc4 Rxb1 20. Nxe7+ Rxe7 21. Qxb1 exf4 22. Bxf4 Rxe2 23. Qb7 Qf6 24. Bd5 Qd4+ 25. Kh1 Bxd5+ 26. Qxd5+ Qxd5+ 27. cxd5 Bf8 28. h4 Rb2 29. Re1 Kf7 30. Re6 Rb3 31. Bxd6 Bxd6 32. Rxd6 Rxd3 33. Kg2 Rxa3 34. Rc6 Rc3 35. Ra6 Rd3 36. Rxa5 Rxd5 37. Ra6 c4 38. Rc6 Rd4 39. h5 gxh5 40. Rxh6 c3 41. Rc6 Rd3 42. Kf2 Ke7 43. Rg6 Kd7 44. Ke2 c2 0-1

[Event "NED Open-ch10 Reinbouw"]
[Site "Dieren"]
[Date "1979.08.03"]
[Round "4"]
[White "Dieks, Dennis"]
[Black "Van der Wiel, John"]
[Result "0-1"]
[ECO "A68"]
[PlyCount "102"]
[EventDate "1979.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. c4 d6 4. Nc3 Nf6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 b5 10. e5 dxe5 11. fxe5 Ng4 12. Bg5 Qb6 13. 0-0 c4+ 14. Kh1 h6 15. h3 Nxe5 16. Be7 Nbd7 17. Bxf8 Kxf8 18. Qd2 Bb7 19. Rad1 b4 20. Ne4 Kg8 21. Qf4 Rc8 22. Nxe5 Nxe5 23. Qf2 Qxf2 24. Rxf2 Rd8 25. Nc5 Bxd5 26. Nb7 Nd3 27. Bxd3 Bxb7 28. Bc2 Rxd1+ 29. Bxd1 Kf8 30. b3 c3 31. Rf4 a5 32. Bc2 Ke7 33. Kg1 Be5 34. Rf1 f5 35. Re1 Kd6 36. Rd1+ Kc5 37. Kf2 Bd4+ 38. Kg3 Be3 39. Rd8 Bg5 40. Rd7 Bc6 41. Rc7 Kd6 42. Rxc6+ Kxc6 43. h4 Bd2 44. h5 f4+ 45. Kf3 g5 46. g4 fxg3 47. Kxg3 Kd5 48. Kf3 Kd4 49. Bf5 g4+ 50. Ke2 g3 51. Kf3 Bg5 0-1

[Event "NED Open-ch07 Reinbouw"]
[Site "Velp"]
[Date "1976.08.??"]
[Round "6"]
[White "Borm, Frans"]
[Black "Dieks, Dennis"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2220"]
[PlyCount "53"]
[EventDate "1976.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 g6 2. g3 c5 3. Bg2 Bg7 4. e3 Nc6 5. Ne2 e5 6. Nbc3 Nge7 7. 0-0 0-0 8. d3 d6 9. Rb1 Be6 10. a3 d5 11. cxd5 Nxd5 12. Ne4 b6 13. b4 cxb4 14. axb4 Ndxb4 15. Ba3 a5 16. f4 Rc8 17. fxe5 Bxe5 18. Nf4 Ba2 19. Rb2 Re8 20. d4 Bg7 21. d5 Bxd5 22. Nxd5 Nxd5 23. Rd2 Re5 24. Qb3 a4 25. Qxa4 Ra8 26. Qxc6 Rxa3 27. Nf2 1-0

[Event "NED Open-ch07 Reinbouw"]
[Site "Velp"]
[Date "1976.08.??"]
[Round "7"]
[White "Dieks, Dennis"]
[Black "Carlier, Bruno"]
[Result "0-1"]
[ECO "A42"]
[PlyCount "74"]
[EventDate "1976.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. d5 Nce7 7. g4 Nf6 8. Be2 h5 9. g5 Nh7 10. Qd2 Bd7 11. f4 exf4 12. Bxf4 Nc8 13. Nf3 Bg4 14. Be3 Bxf3 15. Bxf3 Nb6 16. Be2 Nd7 17. 0-0-0 0-0 18. Rhg1 Re8 19. Bd4 Ne5 20. c5 Nf8 21. cxd6 cxd6 22. Qe3 a6 23. Kb1 Nfd7 24. Rc1 b5 25. Rc2 Rc8 26. Rgc1 Nc4 27. Bxc4 Bxd4 28. Qxd4 Rxc4 29. Qa7 Nc5 30. b3 Rb4 31. Ne2 Re7 32. Rxc5 Rxa7 33. Rc8 Rd7 34. Rxd8+ Rxd8 35. Rc6 Rxe4 36. Nc3 Re1+ 37. Kc2 b4 0-1

[Event "NED Open-ch07 Reinbouw"]
[Site "Velp"]
[Date "1976.08.??"]
[Round "5"]
[White "Dieks, Dennis"]
[Black "Enklaar, Bert F"]
[Result "0-1"]
[ECO "E24"]
[BlackElo "2410"]
[PlyCount "124"]
[EventDate "1976.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 d6 6. f3 Nh5 7. Nh3 e5 8. Nf2 0-0 9. e3 f5 10. Bd3 Nf6 11. 0-0 c5 12. Qc2 g6 13. d5 Nbd7 14. Bd2 Qe7 15. g3 Nh5 16. g4 Ng7 17. Kh1 Nf6 18. g5 Nfh5 19. Rg1 Bd7 20. Rab1 b6 21. Qc1 Qe8 22. Bc2 Rf7 23. Rb2 Rb8 24. a4 Qd8 25. Qb1 Rf8 26. Qa2 Qc7 27. Rgb1 Rfc8 28. Bd3 Qd8 29. Rg1 f4 30. exf4 exf4 31. Bc1 Nf5 32. Ne4 Qf8 33. Rf2 Kh8 34. a5 Qd8 35. Qc2 bxa5 36. Nxd6 Nxd6 37. Bxg6 hxg6 38. Qxg6 Be8 39. Qh6+ Kg8 40. g6 Nf6 41. Bxf4 Rb6 42. Bxd6 Rxd6 43. g7 Bh5 44. Qh8+ Kf7 45. g8Q+ Qxg8 46. Rxg8 Rxg8 47. Qh6 Rb6 48. h4 Rb2 49. Qxh5+ Nxh5 50. Rxb2 Kf6 51. Rb7 Rg7 52. Rb5 Kf5 53. Rxc5 Ng3+ 54. Kh2 Nf1+ 55. Kh1 Ng3+ 56. Kh2 Nf1+ 57. Kh1 Kf4 58. d6 a4 59. Rc7 Rg6 60. d7 Rd6 61. Rxa7 Ng3+ 62. Kg2 Rd2+ 0-1

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1975.??.??"]
[Round "6"]
[White "Boey, Josef Martin"]
[Black "Dieks, Dennis"]
[Result "1/2-1/2"]
[ECO "B95"]
[PlyCount "32"]
[EventDate "1975.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[EventCategory "6"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qd2 Be7 8. 0-0-0 Qc7 9. f4 Nbd7 10. Be2 b5 11. Bxf6 Nxf6 12. Bf3 Bb7 13. e5 dxe5 14. fxe5 Nd7 15. Bxb7 Qxb7 16. Nf3 Nc5 1/2-1/2

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1975.??.??"]
[Round "7"]
[White "Dieks, Dennis"]
[Black "Eising, Johannes"]
[Result "1-0"]
[ECO "A42"]
[PlyCount "193"]
[EventDate "1975.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[EventCategory "6"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 g6 2. d4 Bg7 3. e4 d6 4. Nc3 Nd7 5. Nf3 e5 6. Be2 Ne7 7. 0-0 0-0 8. Be3 h6 9. Qd2 Kh7 10. Rad1 f5 11. dxe5 dxe5 12. Bc5 Rf7 13. exf5 Nxf5 14. Rfe1 Qh8 15. Ba3 Nf8 16. Qd5 Rd7 17. Qe4 Nd4 18. Nh4 Bf6 19. Bd3 Bxh4 20. Qxh4 Rf7 21. Qg3 Bf5 22. Qxe5 Bxd3 23. Rxd3 Nc2 24. Qxh8+ Kxh8 25. Re7 Rxe7 26. Bxe7 Re8 27. Bf6+ Kg8 28. f4 Ne3 29. b3 Nf5 30. Be5 Ne6 31. Nd5 Kf7 32. Nxc7 Nxc7 33. Bxc7 Re2 34. a4 Ne3 35. g3 Rg2+ 36. Kh1 Re2 37. Ba5 Ke6 38. h3 h5 39. Bd2 Nf1 40. Bc3 Ne3 41. Bd4 Ng2 42. Bxa7 h4 43. g4 Rb2 44. Bb8 Re2 45. Rd6+ Kf7 46. Rd7+ Ke6 47. Rxb7 Ne3 48. a5 Re1+ 49. Kh2 Rf1 50. f5+ gxf5 51. gxf5+ Kf6 52. Bg3 hxg3+ 53. Kxg3 Nxf5+ 54. Kh2 Rf2+ 55. Kg1 Rd2 56. Kf1 Nh4 57. Rb8 Ke5 58. a6 Ra2 59. Ra8 Kd4 60. a7 Kc3 61. Rh8 Rxa7 62. Rxh4 Ra2 63. c5 Kxb3 64. c6 Rc2 65. Rh6 Kb4 66. h4 Rc4 67. Kf2 Kb5 68. Kg3 Rc3+ 69. Kf4 Rc4+ 70. Ke5 Kb6 71. h5 Rc5+ 72. Kf4 Kc7 73. Kg4 Rc4+ 74. Kg5 Rc5+ 75. Kg6 Rxc6+ 76. Kg7 Rc5 77. Rh8 Kb7 78. h6 Rc7+ 79. Kf6 Rc6+ 80. Ke5 Rc5+ 81. Kd4 Rc6 82. Kd5 Ra6 83. Ke4 Rc6 84. Rh7+ Kc8 85. Kd5 Ra6 86. Ke5 Ra5+ 87. Kf6 Ra6+ 88. Kf7 Kd7 89. Kg7 Ra1 90. Kg8+ Ke6 91. Rf7 Ra8+ 92. Kg7 Ra1 93. h7 Rg1+ 94. Kf8 Rh1 95. Kg8 Ra1 96. h8Q Ra8+ 97. Rf8 1-0

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1975.??.??"]
[Round "2"]
[White "Dieks, Dennis"]
[Black "Ligterink, Gert"]
[Result "0-1"]
[ECO "E74"]
[PlyCount "58"]
[EventDate "1975.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[EventCategory "6"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 g6 2. e4 Bg7 3. d4 d6 4. Nc3 Nf6 5. Be2 0-0 6. Bg5 c5 7. d5 h6 8. Bf4 e6 9. dxe6 Bxe6 10. Bxd6 Re8 11. Nf3 Nc6 12. 0-0 Nd4 13. e5 Nd7 14. Nxd4 cxd4 15. Nb5 Nxe5 16. c5 d3 17. Bxd3 Rc8 18. Be2 Nc4 19. b3 Nb2 20. Qd2 Rxc5 21. Rac1 Rd5 22. Qb4 Bf5 23. Rfe1 Rxe2 24. Rxe2 Nd3 25. Qc4 Nxc1 26. Re1 Nd3 27. Qxd5 Nxe1 28. Qd2 Nd3 29. g4 Ne5 0-1

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1975.??.??"]
[Round "5"]
[White "Dieks, Dennis"]
[Black "Nunn, John DM"]
[Result "0-1"]
[ECO "D30"]
[PlyCount "46"]
[EventDate "1975.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[EventCategory "6"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. g3 c5 4. Bg2 d5 5. cxd5 exd5 6. d4 Nc6 7. 0-0 Be7 8. dxc5 Bxc5 9. Nbd2 0-0 10. Ne1 Re8 11. Nd3 Bb6 12. Nf4 Bf5 13. h3 Nd4 14. Nf3 Bc2 15. Qe1 Nf5 16. Kh2 Ne4 17. g4 Ne7 18. Nd2 Ba5 19. f3 Nf6 20. Kh1 g5 21. Nh5 Nxh5 22. gxh5 Nf5 23. f4 Rxe2 0-1

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1975.??.??"]
[Round "11"]
[White "Dieks, Dennis"]
[Black "Schiffer, Karl Josef"]
[Result "0-1"]
[ECO "A54"]
[PlyCount "76"]
[EventDate "1975.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[EventCategory "6"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 d6 4. d4 Nbd7 5. Bg5 Be7 6. e3 0-0 7. Qc2 c6 8. Bd3 h6 9. Bh4 Re8 10. Bg3 Bf8 11. 0-0 Nh5 12. Rfd1 Nxg3 13. hxg3 Qc7 14. d5 Nb6 15. Rac1 Bd7 16. Nd2 Rac8 17. b4 cxd5 18. cxd5 Qb8 19. Qb3 Rc7 20. Nb5 Bxb5 21. Bxb5 Rec8 22. Rxc7 Qxc7 23. a4 a6 24. Be2 Qc2 25. b5 a5 26. Bg4 Qxb3 27. Nxb3 Rc4 28. f4 Rxa4 29. Bh3 Ra3 30. Nc5 exf4 31. exf4 dxc5 32. d6 c4 33. d7 Nxd7 34. Rxd7 b6 35. Rd8 g6 36. Rc8 c3 37. f5 Kg7 38. f6+ Kxf6 0-1

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1975.??.??"]
[Round "9"]
[White "Dieks, Dennis"]
[Black "Weinstein, Norman"]
[Result "0-1"]
[ECO "E92"]
[PlyCount "164"]
[EventDate "1975.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[EventCategory "6"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. d4 d6 4. e4 Nf6 5. Be2 0-0 6. Nf3 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Re8 10. 0-0-0 h6 11. Be3 Na6 12. Ne1 c6 13. Nc2 Bf8 14. f3 Be6 15. Rd2 Nd7 16. Rhd1 Nb6 17. b3 Kg7 18. a3 Be7 19. Kb2 Nc5 20. Nb4 h5 21. Bf2 Kh7 22. g3 f6 23. Nc2 Kg7 24. Ne1 Bd7 25. Nc2 a5 26. Ne1 Ra6 27. a4 Be6 28. f4 Nbd7 29. Nd3 Nxd3+ 30. Bxd3 Nc5 31. Be2 Raa8 32. Be3 Bh3 33. f5 gxf5 34. Bxh5 Rh8 35. Bf3 fxe4 36. Nxe4 Nxe4 37. Bxe4 Bb4 38. Rf2 Rad8 39. Rd3 Rxd3 40. Bxd3 Rd8 41. Kc2 f5 42. Bxf5 Be1 43. Bxh3 Bxf2 44. Bxf2 Rh8 45. g4 Rxh3 46. Bg3 Kf6 47. Kd3 Ke6 48. Ke4 Rh7 49. Bxe5 Rh4 50. Kf4 Rxh2 51. Bc7 Rb2 52. Bxa5 Rxb3 53. c5 Ra3 54. Kg5 Rxa4 55. Bb6 Ra8 56. Bc7 Kd5 57. Bb6 Ke6 58. Kf4 Rf8+ 59. Kg3 Rf1 60. Kg2 Rd1 61. Kg3 Kf6 62. Kh4 Rd5 63. Ba7 Kg6 64. Bb6 Rd3 65. Bc7 Rd5 66. Bb6 Re5 67. Kg3 Re4 68. Bc7 Rd4 69. Kh4 Rc4 70. Bb6 Rc3 71. Ba7 Rc1 72. Bb6 Rc2 73. Kg3 Rd2 74. Kh4 Rd5 75. Ba7 Kf6 76. Bb6 Ke5 77. Kg3 Ke4 78. Ba7 Rd3+ 79. Kh4 Kf3 80. Kh5 Rd5+ 81. g5 Kf4 82. Bb8+ Kf5 0-1

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1975.??.??"]
[Round "3"]
[White "Enklaar, Bert F"]
[Black "Dieks, Dennis"]
[Result "1-0"]
[ECO "C67"]
[PlyCount "61"]
[EventDate "1975.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[EventCategory "6"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. d4 Be7 6. dxe5 0-0 7. Qe2 Nc5 8. Be3 Ne6 9. Nc3 f6 10. exf6 Bxf6 11. Rad1 Qe8 12. Rfe1 Kh8 13. Bc4 Ncd8 14. Bc1 Bxc3 15. bxc3 c6 16. Ba3 Rf6 17. Bd6 Nf7 18. Qd2 b6 19. Ne5 Bb7 20. Nxf7+ Rxf7 21. Re5 Rf6 22. Re3 Rc8 23. f4 Qh5 24. Be5 Rf7 25. Rh3 Qg4 26. Be2 Qf5 27. Bd3 Qg4 28. Rxh7+ Kg8 29. h3 Qg3 30. Rh5 Nf8 31. Re1 1-0

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1975.??.??"]
[Round "10"]
[White "Farago, Ivan"]
[Black "Dieks, Dennis"]
[Result "1-0"]
[ECO "D16"]
[PlyCount "73"]
[EventDate "1975.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[EventCategory "6"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. a4 Bg4 6. Ne5 Bh5 7. g3 e6 8. Bg2 Bb4 9. Nxc4 Nd5 10. Bd2 Nb6 11. Qb3 a5 12. Nxb6 Qxb6 13. Be3 Bxc3+ 14. Qxc3 0-0 15. f3 Qd8 16. 0-0 Na6 17. Bf2 Nb4 18. e4 Re8 19. Rad1 Qe7 20. Be3 f5 21. Rd2 Rad8 22. Bf4 Rd7 23. Bh3 Bg6 24. Qe3 c5 25. exf5 cxd4 26. Qxe6+ Qxe6 27. fxe6 Rd5 28. Rfd1 Bc2 29. Rc1 d3 30. Be3 b5 31. axb5 Rxb5 32. Bd4 Rd5 33. Be3 Rb5 34. Kf2 a4 35. Re1 Nc6 36. Bf1 Rxe6 37. Rxc2 1-0

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1975.??.??"]
[Round "1"]
[White "Hartoch, Robert G"]
[Black "Dieks, Dennis"]
[Result "1-0"]
[ECO "A12"]
[PlyCount "171"]
[EventDate "1975.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[EventCategory "6"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 Nf6 3. g3 d5 4. b3 Bf5 5. Bg2 e6 6. 0-0 Nbd7 7. Bb2 h6 8. d3 Bc5 9. Nbd2 0-0 10. Qc2 Bh7 11. e4 dxe4 12. Nxe4 Nxe4 13. dxe4 Nf6 14. Ne5 Qe7 15. Rfd1 Rad8 16. Qe2 a5 17. h3 Rxd1+ 18. Rxd1 Rd8 19. Rxd8+ Qxd8 20. Kh2 Qb6 21. Nd3 Bd4 22. f3 Bxb2 23. Qxb2 Nd7 24. c5 Qc7 25. Qc3 Bg6 26. Nf4 e5 27. Nxg6 fxg6 28. Bf1 Kh7 29. a3 b6 30. cxb6 Qxb6 31. Kg2 g5 32. Bc4 Qc5 33. b4 axb4 34. axb4 Qd6 35. Bb3 Nb6 36. Kf2 Qd7 37. Ke3 Qd6 38. Ke2 Kg6 39. Ba2 Nd7 40. Qc4 Qf6 41. Bb3 h5 42. Qg8 Qe7 43. g4 hxg4 44. hxg4 Nf6 45. Qc4 Qf8 46. Ba4 Qh8 47. Qc5 Qh2+ 48. Qf2 Qxf2+ 49. Kxf2 Nd7 50. Ke3 Kf6 51. Kd3 Nb6 52. Bxc6 Ke7 53. Kc3 Kd6 54. Bd5 Kc7 55. Bc4 Kc6 56. Bf7 Kd7 57. Bc4 Kc6 58. Ba6 Kd6 59. Bb7 Kc7 60. Bd5 Kd7 61. b5 Kc7 62. Kb4 Kd6 63. Ka5 Kc7 64. Be6 Na8 65. b6+ Nxb6 66. Kb5 Na8 67. Kc5 Kd8 68. Kd6 Nc7 69. Bc4 Ne8+ 70. Ke6 Kc7 71. Kxe5 Nd6 72. Kd5 Kd7 73. e5 Nc8 74. Bb5+ Ke7 75. Ke4 g6 76. Kd4 Ke6 77. Bc4+ Kd7 78. Bf7 Ne7 79. Kc5 Kc7 80. e6 Kd8 81. Kd6 Nc8+ 82. Ke5 Ke7 83. Bxg6 Nd6 84. Bd3 Ne8 85. Bc4 Kf8 86. Bb5 1-0

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1975.??.??"]
[Round "4"]
[White "Rodriguez, Ruben"]
[Black "Dieks, Dennis"]
[Result "1-0"]
[ECO "D16"]
[PlyCount "47"]
[EventDate "1975.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[EventCategory "6"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 Nf6 3. d4 d5 4. Nc3 dxc4 5. a4 Bg4 6. e3 e6 7. Bxc4 Bb4 8. 0-0 0-0 9. Qe2 Nbd7 10. Rd1 Qe7 11. h3 Bh5 12. e4 e5 13. g4 Bg6 14. dxe5 Bxc3 15. exf6 Bxf6 16. g5 Be5 17. Rxd7 Qxd7 18. Nxe5 Qxh3 19. Ra3 Qc8 20. f4 Qc7 21. Nxg6 hxg6 22. f5 b5 23. Ba2 Qd6 24. Rd3 1-0

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1975.??.??"]
[Round "8"]
[White "Van Baarle, John"]
[Black "Dieks, Dennis"]
[Result "1-0"]
[ECO "D15"]
[PlyCount "80"]
[EventDate "1975.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[EventCategory "6"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. e3 b5 6. a4 b4 7. Na2 e6 8. Bxc4 Be7 9. 0-0 Bb7 10. Bd2 a5 11. Nc1 Nbd7 12. Nb3 0-0 13. Qe2 c5 14. Rac1 Qb6 15. Rfd1 Rfd8 16. Be1 Rac8 17. Bb5 cxd4 18. exd4 Rxc1 19. Rxc1 Ne4 20. Bd3 Ndf6 21. Ne5 Nd6 22. Rc5 Bd5 23. Nxa5 Nde4 24. Rb5 Qc7 25. f3 Nd6 26. Rc5 Qb6 27. Nac6 Bxc6 28. Nxc6 Re8 29. a5 Qc7 30. Bxb4 Bf8 31. Rc2 Nd5 32. Bd2 Nc8 33. b4 Na7 34. b5 Nxc6 35. Rxc6 Qa7 36. b6 Qa8 37. Bb5 Rb8 38. Qc4 h6 39. Ba6 Ne7 40. Rc7 Kh7 1-0

