[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 "Rietveld, Johan"]
[Black "Brugman, Nico"]
[Result "1-0"]
[ECO "A36"]
[PlyCount "44"]
[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. c4 c5 2. g3 Nc6 3. Bg2 e6 4. Nc3 Nf6 5. d3 d5 6. Bg5 dxc4 7. dxc4 Be7 8. Nf3 0-0 9. 0-0 h6 10. Bd2 Qc7 11. e4 b6 12. Qe2 Bb7 13. Nb5 Qb8 14. Rfd1 a6 15. Nc3 Nd7 16. Bxh6 Qc8 17. Bg5 f6 18. Be3 Nde5 19. Nxe5 Nxe5 20. Bh3 Kf7 21. Nd5 Qc6 22. Qh5+ Kg8 1-0

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1991.??.??"]
[Round "?"]
[White "Rietveld, Johan"]
[Black "Hage, Christer"]
[Result "1-0"]
[ECO "A10"]
[PlyCount "67"]
[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. c4 f5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 e6 5. Bg2 Be7 6. d3 0-0 7. a3 d5 8. cxd5 Nxd5 9. 0-0 Bf6 10. Qb3 Nce7 11. Bd2 c6 12. Rfe1 Qb6 13. Qc2 Ng6 14. e4 Nxc3 15. bxc3 e5 16. Bg5 f4 17. Bxf6 gxf6 18. Rab1 Qc7 19. Qb3+ Qf7 20. c4 Rb8 21. d4 b5 22. d5 Bd7 23. c5 fxg3 24. fxg3 a5 25. Rf1 h6 26. Rf2 Qe7 27. Qe3 Kg7 28. h4 f5 29. d6 Qe6 30. exf5 Qxf5 31. Rbf1 Qe6 32. h5 Nh8 33. Qxe5+ Qxe5 34. Nxe5 1-0

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1991.??.??"]
[Round "5"]
[White "Rietveld, Johan"]
[Black "Meringa, Jan"]
[Result "1-0"]
[ECO "A26"]
[PlyCount "107"]
[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. c4 g6 2. Nc3 Bg7 3. g3 Nf6 4. Bg2 d6 5. d3 0-0 6. Nf3 Nc6 7. 0-0 e5 8. Bg5 h6 9. Bd2 Be6 10. a3 a6 11. e3 Qc8 12. Rc1 Rd8 13. b4 e4 14. Nxe4 Nxe4 15. dxe4 Bb2 16. Rb1 Bg7 17. Qc2 Bg4 18. Bc3 f6 19. Nd2 Qe6 20. f3 Bh3 21. f4 Bxg2 22. Kxg2 Qf7 23. Qd3 Rd7 24. Nf3 Re8 25. Rbd1 Qe7 26. Qd5+ Kh7 27. b5 axb5 28. cxb5 Nd8 29. e5 f5 30. Bb4 Nf7 31. Qxb7 c5 32. Qd5 cxb4 33. axb4 Qe6 34. Qxe6 Rxe6 35. Nd4 Rde7 36. Nxe6 Rxe6 37. b6 dxe5 38. Rd7 Kg8 39. b7 Rb6 40. Rc1 Bf8 41. Rc8 Rxb7 42. Rxf8+ Kxf8 43. Rxb7 e4 44. Kf2 Nd8 45. Rb6 Kf7 46. Ke2 Ne6 47. Kd2 h5 48. Kc3 g5 49. Rxe6 Kxe6 50. Kc4 g4 51. Kc5 Kd7 52. Kd5 Kc7 53. Ke5 Kb6 54. Kxf5 1-0

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1991.??.??"]
[Round "7"]
[White "Rietveld, Johan"]
[Black "Temming, Jan"]
[Result "1-0"]
[ECO "A24"]
[PlyCount "65"]
[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. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. g3 c6 5. Bg2 d6 6. 0-0 e5 7. d3 0-0 8. Bg5 h6 9. Bd2 Nbd7 10. Rc1 a5 11. a3 Qe7 12. b4 axb4 13. axb4 Nb6 14. Qc2 Be6 15. e4 Nfd7 16. Nh4 Rfc8 17. Be3 d5 18. Bxb6 Nxb6 19. c5 d4 20. cxb6 Qxb4 21. Nd1 Qxb6 22. Rb1 Qc7 23. f4 exf4 24. gxf4 Qd8 25. Nf3 b5 26. Qc5 Bf8 27. Qc1 Ba3 28. Qd2 b4 29. Ne5 c5 30. f5 gxf5 31. Qxh6 Ba2 32. Rxf5 Bxb1 33. Rxf7 1-0

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1991.??.??"]
[Round "?"]
[White "Roet, Siem"]
[Black "Rietveld, Johan"]
[Result "1-0"]
[ECO "A17"]
[PlyCount "67"]
[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. c4 Nf6 2. Nc3 e6 3. g3 d5 4. Bg2 c6 5. b3 Nbd7 6. d4 Bb4 7. Bd2 0-0 8. a3 Be7 9. Nf3 c5 10. e3 Re8 11. 0-0 Rb8 12. cxd5 exd5 13. Rc1 b6 14. Ne5 Bb7 15. Nd3 Ba6 16. Qc2 c4 17. bxc4 Bxc4 18. Rfd1 b5 19. Nb4 Rc8 20. Ra1 a5 21. Nd3 b4 22. axb4 axb4 23. Na4 b3 24. Qb1 Nb6 25. Ba5 Nfd7 26. Nf4 Ra8 27. Nc5 Nxc5 28. dxc5 Bxc5 29. Nxd5 Qb8 30. Nxb6 Bxb6 31. Bxa8 Rxe3 32. Bxb6 Qxb6 33. fxe3 Qxe3+ 34. Kh1 1-0

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1990.??.??"]
[Round "7"]
[White "Kager, Kees"]
[Black "Rietveld, Johan"]
[Result "1-0"]
[ECO "C61"]
[PlyCount "125"]
[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 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. 0-0 Bc5 6. d3 c6 7. Bc4 d5 8. exd5 cxd5 9. Bb5+ Bd7 10. Bxd7+ Qxd7 11. Re1+ Ne7 12. Qh5 0-0 13. Bd2 a5 14. c4 Bb6 15. cxd5 Nxd5 16. Na3 Bc7 17. Nc4 f6 18. Re4 Ne7 19. Rae1 Nc6 20. f4 f5 21. Re6 b5 22. Na3 Qd5 23. Re8 Bd6 24. Rxa8 Rxa8 25. Re8+ Rxe8 26. Qxe8+ Bf8 27. Bxa5 Nxa5 28. Nxb5 Qf7 29. Qa8 Nb7 30. Nxd4 Qe7 31. Kf2 g6 32. Qc8 Nc5 33. Nxf5 Nxd3+ 34. Kf3 gxf5 35. Qc4+ Kg7 36. Qxd3 Qc5 37. a3 Qc6+ 38. Kg3 Qe4 39. Qxe4 fxe4 40. b4 Bd6 41. h3 Kf6 42. Kf2 Kf5 43. g3 h5 44. Ke3 Bb8 45. g4+ Kf6 46. Kxe4 h4 47. b5 Bc7 48. a4 Ke6 49. g5 Kf7 50. f5 Ke7 51. Kf3 Ba5 52. Kg4 Be1 53. b6 Bf2 54. b7 Ba7 55. Kxh4 Kf7 56. Kg4 Kg7 57. h4 Kh7 58. h5 Bb8 59. f6 Ba7 60. g6+ Kg8 61. h6 Bb8 62. f7+ Kf8 63. h7 1-0

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1990.??.??"]
[Round "3"]
[White "Kemp, Rasmus"]
[Black "Rietveld, Johan"]
[Result "0-1"]
[ECO "D35"]
[PlyCount "89"]
[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 e6 3. Bf4 d5 4. Nc3 Bd6 5. Qd2 c6 6. cxd5 exd5 7. Bxd6 Qxd6 8. Nf3 Be6 9. e3 Nbd7 10. Bd3 0-0 11. 0-0 h6 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 Nf6 15. Rfe1 Rad8 16. b3 Bg4 17. Rad1 Rfe8 18. Qd3 Rxe4 19. Rxe4 Bf5 20. Re8+ Nxe8 21. Qxf5 Nf6 22. Rd2 Qb4 23. h3 Rd5 24. Qc2 Nd7 25. g3 Nf8 26. Qb2 Ne6 27. a3 Qd6 28. b4 f6 29. Qc3 Kf7 30. Kf1 g5 31. Qc2 Kg7 32. Qc3 h5 33. Ke2 Nf8 34. Qe3 Ng6 35. Kd1 a5 36. Qb3 axb4 37. Qxb4 Qd7 38. Ng1 Rb5 39. Qc3 Rb1+ 40. Ke2 Rxg1 41. Rd3 Qxh3 42. d5 Qg4+ 43. Ke3 Ne5 44. d6 Qf3+ 45. Kd4 0-1

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1990.??.??"]
[Round "1"]
[White "Piersma, Jan"]
[Black "Rietveld, Johan"]
[Result "1/2-1/2"]
[ECO "D53"]
[PlyCount "50"]
[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 e6 3. Bg5 Be7 4. Nc3 d5 5. Nf3 Nbd7 6. e3 h6 7. Bh4 b6 8. cxd5 Nxd5 9. Bxe7 Qxe7 10. Nxd5 exd5 11. Qb3 Bb7 12. Rc1 Rc8 13. Bd3 0-0 14. 0-0 c5 15. Qa3 Rc7 16. dxc5 Nxc5 17. Bb1 Rfc8 18. Nd4 a6 19. Bf5 Re8 20. Rc2 g6 21. Bh3 Ne4 22. Qxe7 Rcxe7 23. Nb3 f5 24. g3 Ng5 25. Bg2 Ne6 1/2-1/2

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1990.??.??"]
[Round "5"]
[White "Punt, Wouter"]
[Black "Rietveld, Johan"]
[Result "1/2-1/2"]
[ECO "C27"]
[PlyCount "99"]
[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 e5 2. Nc3 Nf6 3. Bc4 c6 4. d3 b5 5. Bb3 Na6 6. a3 Be7 7. Nge2 d6 8. Ng3 0-0 9. 0-0 Bg4 10. Qe1 Nc5 11. Ba2 a5 12. f4 Be6 13. Bxe6 Nxe6 14. Nce2 Nd7 15. f5 Nec5 16. Be3 d5 17. b4 axb4 18. axb4 Na4 19. c3 Nf6 20. h3 Qd6 21. Bd2 Rfd8 22. Rf3 dxe4 23. Re3 exd3 24. Nc1 Nb2 25. Rb1 Nc4 26. Rxd3 Nd5 27. Ne4 Qc7 28. Qg3 f6 29. Bh6 Bf8 30. Nb3 Kh8 31. Bc1 Nf4 32. Bxf4 exf4 33. Rxd8 Rxd8 34. Qf3 Qe5 35. g4 fxg3 36. Nxg3 Bd6 37. Nf1 Qf4 38. Nd4 Qxf3 39. Nxf3 g5 40. Nd4 Ne5 41. Kg2 h5 42. Ra1 Kh7 43. Ra6 Rc8 44. Ra7+ Kh6 45. Ng3 Bb8 46. Ra6 g4 47. hxg4 hxg4 48. Ne4 Kg7 49. Ne6+ Kf7 50. Nd4 1/2-1/2

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1990.??.??"]
[Round "4"]
[White "Rietveld, Johan"]
[Black "Plooijer, Johan"]
[Result "1-0"]
[ECO "A37"]
[PlyCount "127"]
[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. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. Nf3 d6 6. d3 a6 7. 0-0 Rb8 8. a4 Bd7 9. Bd2 e6 10. Rb1 Nf6 11. Na2 a5 12. Nc3 0-0 13. Nb5 Ne8 14. Bc3 e5 15. Nd2 f5 16. f4 Ne7 17. e3 Bc6 18. Nf3 e4 19. Ng5 Qd7 20. Bxa5 h6 21. Nh3 b6 22. Bc3 Qe6 23. Qe2 Bxb5 24. cxb5 d5 25. Bxg7 Kxg7 26. Nf2 Nf6 27. Rfd1 Rfd8 28. Bf1 Rd7 29. b3 Rbd8 30. d4 cxd4 31. Rxd4 Rc7 32. b4 Rdc8 33. a5 Rc2 34. Rd2 R2c3 35. Nd1 Ra3 36. Rc2 bxa5 37. Rxc8 Qxc8 38. Qb2 Ra4 39. bxa5 Rxa5 40. Qb4 Qd8 41. Nc3 Ra8 42. Na4 Rb8 43. Rc1 Rc8 44. Nc5 Kf7 45. Nb7 Qb6 46. Nd6+ Ke6 47. Nxc8 Qxe3+ 48. Kg2 Nxc8 49. Rc3 Qd2+ 50. Kg1 Nd6 51. Qb3 Ng4 52. Rc2 Qd4+ 53. Kh1 Nf2+ 54. Kg2 e3 55. Be2 Nde4 56. Qb2 Qxb2 57. Rxb2 Nc5 58. b6 Nd7 59. b7 Nb8 60. Rc2 d4 61. Rc8 d3 62. Bxd3 Nxd3 63. Rxb8 Kd7 64. Rd8+ 1-0

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1990.??.??"]
[Round "6"]
[White "Rietveld, Johan"]
[Black "Van Egmond, Joost"]
[Result "1-0"]
[ECO "E51"]
[PlyCount "51"]
[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. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 Bb4 5. Bd2 0-0 6. e3 Be7 7. a3 a5 8. Qc2 c5 9. cxd5 exd5 10. Be2 Nc6 11. 0-0 Re8 12. Rac1 cxd4 13. exd4 Ne4 14. Be3 Bf6 15. Bd3 Bf5 16. Rfe1 Rc8 17. Qb3 Nd6 18. Nxd5 Bxd3 19. Qxd3 Re4 20. Nxf6+ Qxf6 21. Ng5 Rh4 22. d5 Ne7 23. Rxc8+ Nexc8 24. g3 Rh5 25. h4 Qxb2 26. Bd4 1-0

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1990.??.??"]
[Round "2"]
[White "Rietveld, Johan"]
[Black "Vlaming, Jos Pl"]
[Result "0-1"]
[ECO "C11"]
[PlyCount "68"]
[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 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Be3 c5 6. f4 Nc6 7. Nf3 Qb6 8. Na4 Qa5+ 9. c3 cxd4 10. Nxd4 Nxd4 11. Bxd4 b5 12. Nc5 Bxc5 13. Bxc5 Nxc5 14. b4 Qa3 15. bxc5 Qxc3+ 16. Kf2 Qxc5+ 17. Kf3 0-0 18. Bd3 Bd7 19. Qe2 Rac8 20. h4 a5 21. Kg3 b4 22. Rh3 Bb5 23. Kh2 Bxd3 24. Rxd3 Qc2 25. Rd2 Qf5 26. g3 Rc4 27. Rad1 h5 28. Rd3 Rfc8 29. R1d2 Rc3 30. Qd1 Qe4 31. Rd4 Qe3 32. Rg2 Rc1 33. Qd2 Qf3 34. Rd3 Qf1 0-1

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1989.??.??"]
[Round "2"]
[White "Ariese, Ruud"]
[Black "Rietveld, Johan"]
[Result "0-1"]
[ECO "B24"]
[PlyCount "118"]
[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. e4 c5 2. Nc3 Nc6 3. g3 e6 4. Bg2 Nf6 5. f4 d6 6. Nf3 Be7 7. d3 Rb8 8. Bd2 Qd7 9. a3 b5 10. 0-0 Qc7 11. Kh1 b4 12. axb4 cxb4 13. Ne2 a5 14. h3 0-0 15. Ned4 Nxd4 16. Nxd4 Bb7 17. f5 e5 18. Nb3 Ra8 19. g4 Rfc8 20. Rc1 Qd8 21. g5 Ne8 22. h4 f6 23. Qg4 Rc7 24. g6 h6 25. Qh5 Bf8 26. Be3 Rd7 27. Nd2 d5 28. Rg1 d4 29. Bf2 Ra7 30. Nf3 a4 31. Be1 a3 32. bxa3 bxa3 33. Bd2 a2 34. Nh2 Qc7 35. Ng4 Ba8 36. Bh3 Bc6 37. Bxh6 gxh6 38. Nxh6+ Bxh6 39. Qxh6 Qb7 40. Qd2 Qb2 41. Ra1 Ba4 42. h5 Qxc2 43. Rxa2 Qxd2 44. Rxd2 Kg7 45. h6+ Kxh6 46. Bg4 Kg7 47. Rh2 Bb3 48. Rc1 Bg8 49. Be2 Nd6 50. Kg1 Nb5 51. Kf2 Nc3 52. Bf3 Ra2+ 53. Kg3 Rxh2 54. Kxh2 Rb7 55. Kg3 Ba2 56. Rh1 Kg8 57. Bg2 Ne2+ 58. Kf3 Nf4 59. Bf1 Rb1 0-1

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1989.??.??"]
[Round "4"]
[White "Kayser, Eddy"]
[Black "Rietveld, Johan"]
[Result "1-0"]
[ECO "A09"]
[PlyCount "72"]
[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 Nf6 2. g3 d5 3. c4 d4 4. b4 e6 5. Bb2 c5 6. bxc5 Bxc5 7. Bg2 Nc6 8. 0-0 Qb6 9. Qc1 0-0 10. d3 Re8 11. Nbd2 e5 12. Ng5 Bg4 13. Re1 h6 14. Nge4 Nxe4 15. Bxe4 Be7 16. Ba3 Bg5 17. h4 Bf6 18. Rb1 Qc7 19. Bg2 b6 20. Ne4 Be7 21. c5 bxc5 22. Bxc5 Rac8 23. Qa3 Bxc5 24. Qxc5 Ne7 25. Qa3 Rcd8 26. Rb7 Qxb7 27. Nf6+ gxf6 28. Bxb7 Ng6 29. Bf3 Be6 30. Qxa7 f5 31. Rc1 Ne7 32. a4 Nd5 33. Ra1 Ra8 34. Qc5 Rac8 35. Qd6 f6 36. Bxd5 Bxd5 1-0

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1989.??.??"]
[Round "7"]
[White "Rietveld, Johan"]
[Black "Bakker, Jan"]
[Result "0-1"]
[ECO "B72"]
[PlyCount "92"]
[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. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 g6 7. Be3 Bg7 8. g4 a6 9. g5 Nd7 10. f4 Qc7 11. Nxc6 Bxc3+ 12. bxc3 Qxc6 13. Bf3 Qxc3+ 14. Kf2 Qc7 15. Qd2 Rb8 16. Rhd1 b5 17. Rac1 Nb6 18. Qa5 Nd5 19. Qxc7 Nxc7 20. Bd4 0-0 21. e5 Ne6 22. Ba7 Rb7 23. Bxb7 Bxb7 24. exd6 exd6 25. Rxd6 Nxf4 26. h4 Re8 27. Rd2 Nd5 28. c4 Nb4 29. cxb5 axb5 30. Rb1 Nc6 31. Rxb5 Ba8 32. Bb6 Re4 33. Kg3 Kf8 34. Rbd5 Ra4 35. Bc5+ Kg7 36. a3 h5 37. R2d3 Rg4+ 38. Kh3 Bb7 39. Bf2 Ba6 40. Bg3 Bxd3 41. Rxd3 Kf8 42. Kg2 Nd4 43. Kh3 Nf5 44. Be1 Ke7 45. Rb3 Nd4 46. Re3+ Kd7 0-1

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1989.??.??"]
[Round "1"]
[White "Rietveld, Johan"]
[Black "Van Beusekom, Leo"]
[Result "0-1"]
[ECO "B66"]
[PlyCount "78"]
[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. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bg5 Be7 7. Qd2 h6 8. Be3 d6 9. Be2 a6 10. f4 Qc7 11. Bf3 Bd7 12. 0-0-0 Rc8 13. g4 Na5 14. Qd3 Nc4 15. Bd2 b5 16. g5 hxg5 17. fxg5 b4 18. Nce2 Ne5 19. Qb3 Nxf3 20. gxf6 Nxd2 21. Rxd2 Bxf6 22. Nf3 Rh5 23. Rhd1 Rc5 24. Kb1 Bb5 25. Ne1 Qa5 26. c3 Bc4 27. cxb4 Bxb3 28. bxa5 Bxd1 29. Rxd1 Rxa5 30. Rxd6 Be5 31. Rd3 Bxh2 32. Rh3 Bd6 33. Nd3 Ke7 34. b4 Ra3 35. Nd4 Rac3 36. Ne2 R3c4 37. Rf3 Rxe4 38. Ndc1 g5 39. a3 g4 0-1

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1989.??.??"]
[Round "3"]
[White "Rietveld, Johan"]
[Black "Van Dooren, Fritz"]
[Result "0-1"]
[ECO "B16"]
[PlyCount "50"]
[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. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Bc4 Bf5 7. Be3 Rg8 8. Ne2 Nd7 9. Ng3 Bg6 10. h4 h5 11. Qe2 Qa5+ 12. Bd2 Qb6 13. 0-0-0 Qxd4 14. Be3 Qe5 15. Qd2 Qc7 16. Rhe1 0-0-0 17. Qe2 Rh8 18. Bxa7 b5 19. Bd5 Qxa7 20. Bxc6 Qxa2 21. Rd4 e6 22. f4 Nc5 23. Qxb5 Rxd4 24. Bb7+ Nxb7 25. Qc6+ Kb8 0-1

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1989.??.??"]
[Round "5"]
[White "Rietveld, Johan"]
[Black "Wagenaar, J."]
[Result "1/2-1/2"]
[ECO "B49"]
[PlyCount "38"]
[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. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be3 Nc6 7. Be2 Bb4 8. 0-0 Nf6 9. f3 b5 10. Nxc6 Qxc6 11. Qd4 Bxc3 12. bxc3 Bb7 13. Rad1 0-0 14. Bg5 Rac8 15. Bxf6 gxf6 16. Qxd7 Qb6+ 17. Qd4 Qxd4+ 18. Rxd4 Rxc3 19. Bd3 Rfc8 1/2-1/2

[Event "Alkmaar ACCOM op"]
[Site "Alkmaar"]
[Date "1989.??.??"]
[Round "6"]
[White "Tijdeman, Frank"]
[Black "Rietveld, Johan"]
[Result "1-0"]
[ECO "C88"]
[PlyCount "73"]
[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. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. a4 Bb7 9. d3 d6 10. c3 Na5 11. Bc2 c5 12. Nbd2 Qc7 13. Nf1 Rfe8 14. Bd2 Bf8 15. Bg5 Nd7 16. Ne3 Kh8 17. b4 Nc6 18. Nd5 Qc8 19. Bb3 Ne7 20. Nxe7 Bxe7 21. Bxf7 Rf8 22. Bxe7 Rxf7 23. Bxd6 c4 24. Nxe5 Nxe5 25. Bxe5 Qe6 26. d4 Raf8 27. f4 Qg6 28. d5 h6 29. axb5 axb5 30. Qd4 Kh7 31. Re3 Qh5 32. Rae1 Bc8 33. Bd6 Rg8 34. e5 g5 35. e6 Rxf4 36. Bxf4 gxf4 37. Qxf4 1-0

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1988.??.??"]
[Round "5"]
[White "Rietveld, Johan"]
[Black "Ariese, Ruud"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "92"]
[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. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. d3 0-0 6. Bg5 a6 7. a3 b5 8. Bd5 Qe7 9. 0-0 Rb8 10. b4 Bb6 11. Ne2 Nd8 12. Bb3 Ne6 13. Bh4 d6 14. c3 h6 15. h3 g5 16. Bg3 Nf4 17. Nxf4 exf4 18. Bh2 Kh8 19. Nd4 Bxd4 20. cxd4 Bb7 21. Re1 Rbe8 22. Rc1 Qd7 23. Qe2 Re7 24. Qb2 d5 25. e5 Rfe8 26. Qd2 Nh5 27. Bd1 Ng7 28. Bg4 Qd8 29. g3 h5 30. Bf3 Re6 31. gxf4 gxf4 32. Qxf4 Rg6+ 33. Kh1 Qd7 34. Rg1 Qf5 35. Qxf5 Nxf5 36. Bxh5 Rxg1+ 37. Rxg1 Nxd4 38. Bxf7 Re7 39. e6 Nxe6 40. Be5+ Kh7 41. Bg8+ Kh6 42. d4 Bc8 43. h4 Bd7 44. f4 Nf8 45. Bf6 Re8 46. Bg7+ Kh5 1-0

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1988.??.??"]
[Round "2"]
[White "Rietveld, Johan"]
[Black "Van Egmond, Joost"]
[Result "1-0"]
[ECO "C44"]
[PlyCount "65"]
[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. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. b4 d6 5. b5 Ne7 6. Bc4 Be6 7. Bxe6 fxe6 8. d3 Ng6 9. Qb3 Qd7 10. 0-0 Be7 11. Nbd2 Nf4 12. c4 Ne2+ 13. Kh1 Nxc1 14. Raxc1 Nh5 15. g3 g5 16. Qc3 g4 17. Ne1 Ng7 18. f4 Bf6 19. fxe5 Bg5 20. exd6 cxd6 21. e5 d5 22. Ng2 Bxd2 23. Qxd2 Nf5 24. Rf4 h5 25. Rcf1 dxc4 26. Rxc4 Qxb5 27. Qg5 Qxe5 28. Qg6+ Kd8 29. Re4 Ne7 30. Qf7 Qd5 31. Nf4 Qc6 32. Nxe6+ Kd7 33. Nf8+ 1-0

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1988.??.??"]
[Round "3"]
[White "Rietveld, Johan"]
[Black "Van der Sluijs, Lothar"]
[Result "1/2-1/2"]
[ECO "B92"]
[PlyCount "83"]
[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. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3 Be6 9. Qd2 0-0 10. f3 Nbd7 11. g4 b5 12. 0-0-0 Nb6 13. g5 Nfd7 14. Nd5 Bxd5 15. exd5 Re8 16. Na5 Bf8 17. h4 Qc7 18. Nc6 Nb8 19. Na5 Nc4 20. Nxc4 bxc4 21. Qb4 Rc8 22. h5 Nd7 23. Rh4 c3 24. Qxc3 Qxc3 25. bxc3 Rxc3 26. Bd2 Rcc8 27. Be3 a5 28. Bb5 Nc5 29. Bc6 Rab8 30. Bxc5 dxc5 31. Ra4 Be7 32. Rg1 Bd8 33. Kd2 Kf8 34. Kd3 Rb4 35. c3 Rxa4 36. Bxa4 Bc7 37. g6 hxg6 38. hxg6 Bd6 39. gxf7 Kxf7 40. Bd7 Rb8 41. Be6+ Kf6 42. Rg2 1/2-1/2

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1988.??.??"]
[Round "6"]
[White "Rietveld, Johan"]
[Black "Zeeman, C."]
[Result "1-0"]
[ECO "B50"]
[PlyCount "41"]
[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. e4 c5 2. Nc3 d6 3. Nf3 g6 4. d4 cxd4 5. Qxd4 Nf6 6. e5 Nc6 7. Bb5 Bd7 8. Bxc6 dxe5 9. Bxd7+ Nxd7 10. Nxe5 Bg7 11. Qxd7+ Qxd7 12. Nxd7 Kxd7 13. Bd2 Kc6 14. 0-0-0 a6 15. Rhe1 Rhe8 16. Ne4 h6 17. Bb4 b6 18. f3 f5 19. Nf2 Bf6 20. Re6+ Kc7 21. Rde1 1-0

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1988.??.??"]
[Round "4"]
[White "Schuit, Adrie"]
[Black "Rietveld, Johan"]
[Result "0-1"]
[ECO "C24"]
[PlyCount "74"]
[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. e4 e5 2. Bc4 Nf6 3. d4 exd4 4. Nf3 d5 5. exd5 Bb4+ 6. c3 Qe7+ 7. Be2 dxc3 8. 0-0 cxb2 9. Bxb2 0-0 10. Nc3 c6 11. Bc4 Qc5 12. Qb3 b5 13. Bd3 Bxc3 14. Bxc3 Nxd5 15. Bd4 Qe7 16. Bxb5 Be6 17. Bc4 Nd7 18. Rfe1 Rfb8 19. Qa4 N7b6 20. Bxb6 Rxb6 21. Ne5 Qg5 22. Nxc6 Nf4 23. g3 Nh3+ 24. Kg2 Nf4+ 25. Kg1 Rb2 26. Bxe6 Nxe6 27. Rab1 Rxb1 28. Rxb1 h6 29. Qe4 Re8 30. Nxa7 Nc7 31. Qc6 Qe7 32. Rb7 Qe1+ 33. Kg2 Re2 34. Rxc7 Qxf2+ 35. Kh3 Qxh2+ 36. Kg4 h5+ 37. Kf4 Qf2+ 0-1

[Event "Haarlem ACCOM op2"]
[Site "Haarlem"]
[Date "1988.??.??"]
[Round "1"]
[White "Tesselaar, Willem"]
[Black "Rietveld, Johan"]
[Result "1/2-1/2"]
[ECO "A46"]
[PlyCount "26"]
[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 d5 4. e3 c5 5. dxc5 Bxc5 6. Nc3 0-0 7. cxd5 Nxd5 8. Nxd5 Qxd5 9. Qxd5 exd5 10. Bd2 Nc6 11. Bc3 Nb4 12. Bxb4 Bxb4+ 13. Kd1 Bg4 1/2-1/2

[Event "Alkmaar ACCOM op-B"]
[Site "Alkmaar"]
[Date "1985.??.??"]
[Round "7"]
[White "De Haro, Martim Alfonso"]
[Black "Rietveld, Johan"]
[Result "1-0"]
[ECO "B09"]
[PlyCount "76"]
[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 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 0-0 6. Be3 Ng4 7. Bg1 Nd7 8. h3 Nh6 9. g4 Kh8 10. Be3 e5 11. dxe5 dxe5 12. f5 c6 13. Qd2 Ng8 14. Bc4 b5 15. Bb3 a5 16. a4 b4 17. Ne2 Qe7 18. 0-0-0 Nc5 19. Bxc5 Qxc5 20. Ng3 gxf5 21. exf5 Ba6 22. Ne4 Qa7 23. Rhe1 c5 24. g5 Rad8 25. Qe3 f6 26. Be6 Bb7 27. h4 Qa8 28. Rxd8 Rxd8 29. Nfd2 Rd4 30. Bxg8 Qxg8 31. gxf6 Bf8 32. Ng5 Rxh4 33. Rg1 Qd5 34. Qxe5 h6 35. Qxd5 Bxd5 36. Ne6 Bd6 37. f7 Bxe6 38. fxe6 Rf4 1-0

[Event "Alkmaar ACCOM op-B"]
[Site "Alkmaar"]
[Date "1985.??.??"]
[Round "6"]
[White "Rietveld, Johan"]
[Black "Keijsper, Jan"]
[Result "1/2-1/2"]
[ECO "E90"]
[PlyCount "80"]
[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 g6 3. Nc3 Bg7 4. Bg5 0-0 5. Nf3 d6 6. e4 h6 7. Be3 Nbd7 8. h3 e5 9. d5 a5 10. Qa4 b6 11. b4 Ne8 12. Qc6 Rb8 13. bxa5 bxa5 14. Rc1 Nb6 15. Qb5 Ra8 16. Bxb6 cxb6 17. Na4 Bd7 18. Qb3 Bxa4 19. Qxa4 f5 20. Bd3 Nf6 21. Qc2 Rc8 22. 0-0 f4 23. Nh4 Kh7 24. g3 Nh5 25. Kh2 fxg3+ 26. fxg3 Nxg3 27. Rxf8 Qxf8 28. Qg2 Qf4 29. Qxg3 Qxc1 30. Qxg6+ Kh8 31. Qg4 Qf4+ 32. Qxf4 exf4 33. Ng6+ Kh7 34. e5 Rd8 35. e6 Kg8 36. Kg2 Be5 37. Kf3 Kg7 38. e7 Re8 39. Bf5 Kf6 40. Bd7 Rxe7 1/2-1/2

[Event "Alkmaar ACCOM op-B"]
[Site "Alkmaar"]
[Date "1985.??.??"]
[Round "3"]
[White "Rietveld, Johan"]
[Black "Van Zutphen, P."]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "56"]
[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. Nf3 g6 3. g3 d5 4. Bg2 Bg7 5. c3 0-0 6. Nbd2 Re8 7. Qb3 c6 8. Ne5 Nbd7 9. Ndf3 Nxe5 10. Nxe5 Qb6 11. 0-0 Nd7 12. Ng4 e5 13. Nh6+ Bxh6 14. Qxb6 axb6 15. Bxh6 exd4 16. cxd4 Nf6 17. Rfe1 Bf5 18. f3 Ra4 19. Bd2 Nd7 20. Bc3 b5 21. g4 Be6 22. h3 Rea8 23. a3 Nb6 24. e4 Rc8 25. Re2 Raa8 26. Rd1 Na4 27. Be1 Kg7 28. Kh2 Re8 1/2-1/2

[Event "Alkmaar ACCOM op-B"]
[Site "Alkmaar"]
[Date "1985.??.??"]
[Round "1"]
[White "Rietveld, Johan"]
[Black "Veenstra, Wopke"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "45"]
[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. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 c6 6. Nbd2 d5 7. b3 Nbd7 8. Bb2 Re8 9. Rc1 e5 10. dxe5 Ng4 11. c4 Ndxe5 12. Nxe5 Nxe5 13. cxd5 cxd5 14. Bd4 Bg4 15. Rc5 Nd7 16. Bxg7 Nxc5 17. Qa1 Rxe2 18. Bh6 f6 19. Qd4 Ne4 20. Nxe4 dxe4 21. Qc4+ Kh8 22. Qf7 Qd7 23. Bg7# 1-0

[Event "Alkmaar ACCOM op-B"]
[Site "Alkmaar"]
[Date "1985.??.??"]
[Round "4"]
[White "Van Oene, Egbert"]
[Black "Rietveld, Johan"]
[Result "1/2-1/2"]
[ECO "B07"]
[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 g6 2. d4 Bg7 3. Nc3 d6 4. Nge2 Nf6 5. g3 0-0 6. Bg2 c6 7. 0-0 Nbd7 8. h3 Nb6 9. b3 Bd7 10. a4 a5 11. Be3 Qc8 12. Kh2 Ra6 13. Qd2 e5 14. dxe5 dxe5 15. Bc5 Re8 16. Qe3 Na8 17. Rfd1 b5 18. axb5 cxb5 19. Nd5 Nxd5 20. exd5 f5 21. b4 axb4 22. Rxa6 Qxa6 23. Bxb4 Nb6 24. Nc3 Nc4 25. Qe1 e4 26. Ne2 h6 27. Bc3 Qb6 28. Bxg7 Kxg7 29. Qc3+ Qf6 30. Qxf6+ Kxf6 31. Ra1 Ke5 32. Ra7 Rd8 33. Ra6 Nd6 34. Nf4 g5 35. Ng6+ Kxd5 36. f3 Re8 1/2-1/2

[Event "Alkmaar ACCOM op-B"]
[Site "Alkmaar"]
[Date "1985.??.??"]
[Round "2"]
[White "Vlaming, Jos Pl"]
[Black "Rietveld, Johan"]
[Result "1/2-1/2"]
[ECO "A00"]
[PlyCount "76"]
[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. b4 Nf6 2. Bb2 e6 3. a3 c5 4. bxc5 Bxc5 5. e3 Nc6 6. Nf3 a6 7. c4 0-0 8. Qc2 Re8 9. d4 Bf8 10. Bd3 d5 11. Nbd2 Bd7 12. Ne5 g6 13. Ndf3 Rc8 14. Qe2 Qa5+ 15. Kf1 Bg7 16. g4 Nxe5 17. Nxe5 dxc4 18. Nxc4 Qd5 19. f3 Bc6 20. e4 Qd8 21. h4 Nd7 22. Nd6 Qb6 23. Nxe8 Rxe8 24. h5 Bxd4 25. Bxd4 Qxd4 26. Rd1 Qf6 27. hxg6 fxg6 28. Kg2 Rf8 29. Rh3 Ne5 30. Qe3 Nf7 31. f4 Qb2+ 32. Kg3 Qb3 33. Rdh1 Bb5 34. Kf2 Bxd3 35. Qxd3 Qb2+ 36. Qe2 Qd4+ 37. Qe3 Qb2+ 38. Qe2 Qd4+ 1/2-1/2

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1984.??.??"]
[Round "?"]
[White "Adema, Ruud"]
[Black "Rietveld, Johan"]
[Result "0-1"]
[ECO "A28"]
[PlyCount "106"]
[EventDate "1984.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Bc5 6. Nxc6 bxc6 7. g3 Ng4 8. e3 d6 9. Bg2 Ne5 10. 0-0 0-0 11. b3 Bg4 12. f3 Bd7 13. Na4 Bb6 14. Nxb6 axb6 15. e4 Qf6 16. Be3 Qe7 17. f4 Ng4 18. Bd2 Rad8 19. h3 Nf6 20. Re1 h6 21. Kh2 Rfe8 22. Qf3 Qf8 23. Bc3 Nh7 24. Rad1 f6 25. Qh5 Re7 26. Rd3 Rde8 27. Rde3 Qf7 28. Qe2 Nf8 29. Bf3 g6 30. Bg2 Ne6 31. e5 Nf8 32. Qd2 dxe5 33. fxe5 f5 34. Rd3 Kh7 35. Rd1 Qe6 36. a4 Bc8 37. Re1 Nd7 38. Bb4 Rg7 39. Bc3 Nc5 40. Rd8 Nxb3 41. Rxe8 Qxe8 42. Qd1 Nc5 43. e6 Re7 44. Bf6 Rxe6 45. Rxe6 Qxe6 46. Qd8 g5 47. Qh8+ Kg6 48. Qg7+ Kh5 49. g4+ fxg4 50. hxg4+ Qxg4 51. Qf7+ Kh4 52. Bg7 Qf4+ 53. Qxf4+ gxf4 0-1

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1984.??.??"]
[Round "?"]
[White "Carrion Lara, Luis"]
[Black "Rietveld, Johan"]
[Result "1-0"]
[ECO "B18"]
[PlyCount "84"]
[EventDate "1984.??.??"]
[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 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nh3 Nf6 8. Nf4 Bh7 9. Bc4 e6 10. 0-0 Be7 11. Re1 Nd5 12. h5 0-0 13. c3 Nd7 14. Bd3 Bxd3 15. Qxd3 Qc7 16. Nxd5 cxd5 17. Nf5 Nf6 18. Nxe7+ Qxe7 19. Qf3 Rae8 20. Bf4 Ne4 21. Qg4 Kh8 22. f3 Nd6 23. Re2 Rg8 24. Rae1 Qd7 25. Qh3 Kh7 26. g4 Qd8 27. Qg3 Nc8 28. Kf2 Qd7 29. g5 hxg5 30. Qxg5 Ne7 31. Qg4 Nf5 32. Rg1 Qd8 33. Bg5 Qd6 34. Ke1 b5 35. a3 a5 36. Bf4 Qc6 37. Kd2 Qc4 38. Be5 Rc8 39. Reg2 b4 40. axb4 axb4 41. Rc1 bxc3+ 42. bxc3 Qa2+ 1-0

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1984.??.??"]
[Round "?"]
[White "Rietveld, Johan"]
[Black "Andriessen, Wim"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "26"]
[EventDate "1984.??.??"]
[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. Nf3 Nf6 3. g3 c6 4. Bg2 Bf5 5. Nbd2 e6 6. c3 Nbd7 7. 0-0 Bd6 8. Nh4 Bg4 9. Qe1 0-0 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Nf6 13. Qc2 Qa5 0-1

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1984.??.??"]
[Round "?"]
[White "Rietveld, Johan"]
[Black "Appel, Dirk BA"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "63"]
[EventDate "1984.??.??"]
[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 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. c3 Qf6 6. Be3 d6 7. Bb5 Bd7 8. Qd3 Nge7 9. 0-0 0-0 10. f4 Rad8 11. Nxc6 bxc6 12. Bxc5 cxb5 13. Bd4 Qh6 14. Nd2 a6 15. Rae1 Qh5 16. Rf3 c5 17. Be3 Bc8 18. Rg3 f6 19. f5 Rfe8 20. Bf4 d5 21. Qf1 Qf7 22. Bh6 g6 23. fxg6 hxg6 24. exd5 Nf5 25. Rh3 Rxd5 26. Rxe8+ Qxe8 27. Qf3 Re5 28. Bf4 Re1+ 29. Nf1 Ng7 30. Rg3 Nh5 31. Qxh5 Bf5 32. Qxf5 1-0

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1984.??.??"]
[Round "?"]
[White "Rietveld, Johan"]
[Black "Broek, Thomas"]
[Result "1/2-1/2"]
[ECO "A47"]
[PlyCount "42"]
[EventDate "1984.??.??"]
[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. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. 0-0 c5 6. c3 d5 7. Ne5 Nbd7 8. Qa4 Be7 9. Nd2 0-0 10. Ndf3 Qe8 11. Nxd7 Nxd7 12. Bf4 a6 13. Rac1 Rc8 14. Rfe1 c4 15. Nd2 Nf6 16. Qxe8 Rfxe8 17. e4 Nxe4 18. Nxe4 dxe4 19. Bxe4 Bxe4 20. Rxe4 Red8 21. Rce1 Rd5 1/2-1/2

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1984.??.??"]
[Round "?"]
[White "Rietveld, Johan"]
[Black "Nicolai, Erik"]
[Result "1/2-1/2"]
[ECO "A33"]
[PlyCount "81"]
[EventDate "1984.??.??"]
[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. g3 d5 4. Bg2 c5 5. cxd5 exd5 6. Nf3 h6 7. 0-0 Nc6 8. Bf4 Be7 9. Nc3 a6 10. Rc1 cxd4 11. Nxd4 0-0 12. a3 Be6 13. b4 Bd6 14. Bxd6 Qxd6 15. Nxc6 bxc6 16. e4 Qe7 17. Qe2 Rfd8 18. Rfd1 d4 19. Nb1 Bb3 20. Rd3 Ba4 21. Rd2 Bb5 22. Qd1 a5 23. a4 Ba6 24. e5 Nd5 25. Rxd4 Nxb4 26. Bxc6 Nxc6 27. Rxc6 Rxd4 28. Qxd4 Bb7 29. Rd6 Re8 30. f4 Kh8 31. Rd7 Qe6 32. Rxb7 Qc6 33. Rb2 Qc1+ 34. Kf2 Rc8 35. Qd2 Qc5+ 36. Qe3 Qd5 37. Na3 Qh1 38. Rb1 Qxh2+ 39. Kf1 Rd8 40. Qg1 Qh5 41. Qg2 1/2-1/2

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1984.??.??"]
[Round "?"]
[White "Van Oene, Egbert"]
[Black "Rietveld, Johan"]
[Result "1-0"]
[ECO "B33"]
[PlyCount "53"]
[EventDate "1984.??.??"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 d5 9. exd6 Qxd6 10. Qf3 Nf6 11. Bf4 Bg4 12. Qg3 Qc5 13. Bb3 g6 14. 0-0 Bg7 15. Rfe1 0-0 16. h3 Bf5 17. Be3 Qd6 18. Qf3 e5 19. Bb6 Nd7 20. Rad1 Qb4 21. Bc7 Qb7 22. Bd6 Rfe8 23. Ne4 Bxe4 24. Qxf7+ Kh8 25. Rxe4 Rad8 26. Be7 Nf6 27. Bxd8 1-0

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1983.??.??"]
[Round "?"]
[White "Carrion Lara, Luis"]
[Black "Rietveld, Johan"]
[Result "0-1"]
[ECO "A43"]
[PlyCount "106"]
[EventDate "1983.??.??"]
[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 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nd7 5. Nf3 c5 6. d5 Nh6 7. Be2 Nb6 8. h3 Bd7 9. 0-0 0-0 10. Be3 Qe8 11. Qd2 f6 12. g4 Nf7 13. f5 g5 14. b3 Rc8 15. a4 a6 16. Kg2 h6 17. h4 Na8 18. Rh1 b5 19. axb5 axb5 20. Ra5 b4 21. Nd1 Qd8 22. Ra2 Nc7 23. Nb2 Bb5 24. Nc4 Ra8 25. Rha1 Rxa2 26. Rxa2 Qb8 27. Qe1 Bxc4 28. bxc4 Qb7 29. e5 fxe5 30. hxg5 e4 31. Nh4 hxg5 32. Ng6 Re8 33. Qh1 b3 34. Ra3 b2 35. Rb3 Qa6 36. Kf2 Qa2 37. Qd1 Bf6 38. Bd2 Ra8 39. c3 Ra3 40. Rb8+ Kg7 41. Qc2 b1Q 42. Qxb1 Qxb1 43. Rxb1 Ra7 44. Ke3 Ne5 45. Nxe5 Bxe5 46. Kxe4 Bf6 47. Kd3 Ra2 48. Bd1 Ra3 49. Bb3 Na8 50. Bc1 Ra7 51. Bb2 Nb6 52. Kc2 Nd7 53. Rg1 Ne5 0-1

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1983.??.??"]
[Round "?"]
[White "De Haas, Piet"]
[Black "Rietveld, Johan"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "35"]
[EventDate "1983.??.??"]
[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. d4 cxd4 3. c3 Nc6 4. cxd4 d5 5. exd5 Qxd5 6. Nc3 Qxd4 7. Be3 Qxd1+ 8. Rxd1 e6 9. Nb5 Bb4+ 10. Ke2 Ba5 11. Bc5 Nge7 12. Nd6+ Kf8 13. Nf3 f6 14. Kd3 b6 15. Ba3 Bb4 16. Ke4 Bxa3 17. bxa3 Nd5 18. Bb5 0-1

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1983.??.??"]
[Round "?"]
[White "Pielaet, S."]
[Black "Rietveld, Johan"]
[Result "1-0"]
[ECO "C25"]
[PlyCount "39"]
[EventDate "1983.??.??"]
[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 e5 2. Nc3 b6 3. Nf3 Nc6 4. Bc4 h6 5. a3 Nf6 6. 0-0 Bb7 7. b4 d6 8. d4 exd4 9. Nxd4 Ne5 10. Bd5 c6 11. Bb3 Be7 12. Nf5 Kf8 13. Bf4 Ng8 14. Qd2 Bc8 15. Nxe7 Qxe7 16. Rfd1 g5 17. Bg3 Bg4 18. f3 Bxf3 19. Bxe5 Qxe5 20. gxf3 1-0

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1983.??.??"]
[Round "?"]
[White "Pover, Piet"]
[Black "Rietveld, Johan"]
[Result "1/2-1/2"]
[ECO "A42"]
[PlyCount "37"]
[EventDate "1983.??.??"]
[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 c6 2. c4 g6 3. Nf3 Bg7 4. d4 d6 5. Nc3 Bg4 6. Be2 Nd7 7. Be3 Nb6 8. Qd2 Nf6 9. Bh6 0-0 10. h3 Bxf3 11. gxf3 e5 12. Bxg7 Kxg7 13. dxe5 dxe5 14. Qg5 Qe7 15. 0-0-0 Rad8 16. f4 Rxd1+ 17. Rxd1 Re8 18. fxe5 Qxe5 19. Qxe5 1/2-1/2

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1983.??.??"]
[Round "?"]
[White "Rietveld, Johan"]
[Black "Appel, Dirk BA"]
[Result "0-1"]
[ECO "A81"]
[PlyCount "80"]
[EventDate "1983.??.??"]
[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 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. Nbd2 Qe8 7. c4 Nc6 8. a3 a5 9. Qc2 d6 10. b3 Qh5 11. Bb2 Nd8 12. b4 Nf7 13. c5 g5 14. e4 fxe4 15. Nxe4 Nxe4 16. Qxe4 g4 17. Nd2 Ng5 18. Qd3 d5 19. f4 Nh3+ 20. Kh1 Rf6 21. Qe2 Bd7 22. Bxh3 Qxh3 23. Qg2 Qh5 24. Rfe1 a4 25. Re5 Rf5 26. Rae1 Raf8 27. Nf1 Rxe5 28. Rxe5 Qg6 29. Qd2 Bb5 30. Re1 Bd3 31. Qe3 Be4+ 32. Kg1 h5 33. Nd2 Bf5 34. Nf1 Rf7 35. Bc3 Rh7 36. Qf2 h4 37. Re3 Be4 38. Qe2 hxg3 39. Rxg3 Bh4 40. Re3 Bf3 0-1

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1983.??.??"]
[Round "?"]
[White "Rietveld, Johan"]
[Black "Brouwer, Richard"]
[Result "1/2-1/2"]
[ECO "D70"]
[PlyCount "60"]
[EventDate "1983.??.??"]
[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. Nf3 g6 3. c4 d5 4. cxd5 Nxd5 5. e4 Nb6 6. Be2 Bg7 7. 0-0 0-0 8. Nc3 Nc6 9. d5 Ne5 10. Nxe5 Bxe5 11. f4 Bg7 12. a4 Bd7 13. a5 Nc8 14. Be3 c6 15. Qb3 b6 16. axb6 Nxb6 17. Rfd1 Bxc3 18. dxc6 Bg7 19. cxd7 e6 20. Bxb6 axb6 21. Rxa8 Qxa8 22. Qxb6 Bf6 23. Bf3 Bd8 24. Qb5 Qa7+ 25. Kh1 Qe3 26. f5 exf5 27. exf5 Qf4 28. b4 Bc7 29. Kg1 Qe3+ 30. Kh1 Qf4 1/2-1/2

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1983.??.??"]
[Round "?"]
[White "Rietveld, Johan"]
[Black "Van Zutphen, P."]
[Result "1/2-1/2"]
[ECO "A49"]
[PlyCount "59"]
[EventDate "1983.??.??"]
[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. Nf3 g6 3. g3 Bg7 4. Bg2 c6 5. 0-0 d6 6. Nbd2 Bg4 7. c3 Qd7 8. Qc2 Bh3 9. e4 h5 10. Bxh3 Qxh3 11. Ng5 Qd7 12. h4 Ng4 13. Nc4 0-0 14. f4 f5 15. Bd2 d5 16. exd5 cxd5 17. Ne3 Nxe3 18. Bxe3 Nc6 19. Rae1 Bf6 20. Re2 Rac8 21. Qa4 Rc7 22. Kg2 a6 23. Rfe1 Nd8 24. Qd1 b5 25. Nf3 Nf7 26. Bd2 Nd6 27. Ne5 Bxe5 28. fxe5 Ne4 29. Bf4 e6 30. Rc2 1/2-1/2

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1982.??.??"]
[Round "?"]
[White "Andriessen, Wim"]
[Black "Rietveld, Johan"]
[Result "1-0"]
[ECO "D30"]
[PlyCount "47"]
[EventDate "1982.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 Nf6 3. Nf3 e6 4. c4 Be7 5. 0-0 0-0 6. d4 c5 7. dxc5 Bxc5 8. Qc2 Qb6 9. Nc3 Bd7 10. cxd5 exd5 11. Bg5 Qd6 12. Rad1 Na6 13. e4 Rae8 14. e5 Rxe5 15. Nxe5 Qxe5 16. Bxf6 Qxf6 17. Nxd5 Qg5 18. h4 Qe5 19. Rfe1 Qxg3 20. Qxc5 Qxg2+ 21. Kxg2 Nxc5 22. b4 Bc6 23. bxc5 Rd8 24. Kg3 1-0

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1982.??.??"]
[Round "?"]
[White "Rietveld, Johan"]
[Black "De Geus, Gerard"]
[Result "1-0"]
[ECO "D85"]
[PlyCount "85"]
[EventDate "1982.??.??"]
[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. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bd3 c5 8. Ne2 0-0 9. Be3 cxd4 10. Nxd4 Nc6 11. Nxc6 Bxc3+ 12. Kf1 bxc6 13. Rc1 Bg7 14. h4 Qa5 15. Qe2 Rd8 16. Bc4 h5 17. Bg5 Qa3 18. Qc2 Rb8 19. e5 Bf5 20. Qe2 Rb4 21. Kg1 Rd4 22. Bb3 Re4 23. Qd2 Rbd4 24. Qc3 Kh7 25. Qxc6 Bxe5 26. f4 Bd6 27. Rf1 Re2 28. Qe8 Rxg2+ 29. Kxg2 Rd2+ 30. Kg3 Be6 31. Rf3 Qb2 32. Bxe6 Rg2+ 33. Kh3 fxe6 34. Qf7+ Kh8 35. Qf8+ Kh7 36. Qf7+ Kh8 37. Qf8+ Kh7 38. Qh6+ Kg8 39. Qxg6+ Kh8 40. Bf6+ exf6 41. Qxg2 Qb5 42. Rg1 Qf5+ 43. Kh2 1-0

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1982.??.??"]
[Round "?"]
[White "Rietveld, Johan"]
[Black "Kayser, Eddy"]
[Result "1-0"]
[ECO "E67"]
[PlyCount "59"]
[EventDate "1982.??.??"]
[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. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 Nbd7 7. Nc3 e5 8. Bg5 h6 9. Bd2 c6 10. dxe5 dxe5 11. e4 Re8 12. Qe2 Nc5 13. Rfd1 Qc7 14. h3 Ne6 15. Be3 Nh5 16. Rd3 f5 17. exf5 gxf5 18. Nxe5 Nxg3 19. fxg3 Qxe5 20. Qf2 Ng5 21. Re1 Ne4 22. Nxe4 fxe4 23. Bd4 Qf5 24. Qe3 Be6 25. Bxe4 Qxh3 26. Bxg7 Kxg7 27. Qd4+ Kg8 28. Qf6 Qh5 29. Bg6 Qc5+ 30. Kh2 1-0

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1982.??.??"]
[Round "?"]
[White "Rietveld, Johan"]
[Black "Oving, Willem"]
[Result "1/2-1/2"]
[ECO "E18"]
[PlyCount "118"]
[EventDate "1982.??.??"]
[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. Nf3 b6 3. g3 Bb7 4. Bg2 e6 5. 0-0 Be7 6. c4 d5 7. Nc3 0-0 8. Ne5 Nbd7 9. Nxd7 Qxd7 10. cxd5 exd5 11. Qd3 c6 12. Bg5 h6 13. Bxf6 Bxf6 14. e3 Rfe8 15. Rfe1 g6 16. Rac1 Bg7 17. a3 Rac8 18. b4 Rc7 19. Ne2 Qd6 20. Rc2 Bc8 21. f3 Rce7 22. e4 Bd7 23. e5 Qb8 24. Qd2 Rc8 25. Rec1 a6 26. Nf4 Kh7 27. Bh3 Bxh3 28. Nxh3 Qb7 29. f4 Qd7 30. Kg2 f5 31. Qd3 b5 32. Ng1 Bf8 33. Rc3 Re6 34. Nf3 Rc7 35. Nd2 Re8 36. Nb3 Rec8 37. Na5 Be7 38. Qd1 g5 39. fxg5 Bxg5 40. R1c2 f4 41. Rf3 Rg8 42. Rcf2 Qf5 43. Qd3 Qe4 44. Kf1 h5 45. gxf4 Bh4 46. Re2 Qxd3 47. Rxd3 Rg4 48. Rf3 Rcg7 49. Ref2 Rg1+ 50. Ke2 Bxf2 51. Rxf2 Ra1 52. f5 Rxa3 53. f6 Rf7 54. h4 Ra2+ 55. Kf3 Rxf2+ 56. Kxf2 Kg6 57. Nxc6 Rc7 58. Ne7+ Rxe7 59. fxe7 Kf7 1/2-1/2

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1982.??.??"]
[Round "?"]
[White "Stortelder, Louis"]
[Black "Rietveld, Johan"]
[Result "1-0"]
[ECO "E17"]
[PlyCount "63"]
[EventDate "1982.??.??"]
[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. Nf3 b6 3. g3 Bb7 4. Bg2 e6 5. 0-0 Be7 6. b3 0-0 7. Bb2 d5 8. Nbd2 Nbd7 9. c4 c5 10. e3 Rc8 11. Rc1 a6 12. Qe2 dxc4 13. Nxc4 Nd5 14. Rfd1 b5 15. Nce5 Nxe5 16. Nxe5 cxd4 17. Bxd4 Rxc1 18. Rxc1 Qa8 19. Bh3 Bf6 20. Qh5 Qe8 21. Qd1 Bxe5 22. Bxe5 f6 23. Bb2 Rf7 24. Qg4 f5 25. Qd4 Rd7 26. Qe5 Qe7 27. e4 Nf6 28. exf5 exf5 29. Qxf5 Rd5 30. Qe6+ Kf8 31. Qxe7+ Kxe7 32. Rc7+ 1-0

[Event "Alkmaar op-B"]
[Site "Alkmaar"]
[Date "1982.??.??"]
[Round "?"]
[White "Wouterson, R."]
[Black "Rietveld, Johan"]
[Result "0-1"]
[ECO "B13"]
[PlyCount "120"]
[EventDate "1982.??.??"]
[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 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Bb5 Bd7 6. Nc3 Nf6 7. 0-0 e6 8. Bg5 Be7 9. Ne5 Nxe5 10. dxe5 Bxb5 11. Nxb5 Ne4 12. Bxe7 Qxe7 13. Qd4 0-0 14. Nxa7 f6 15. exf6 Rxf6 16. Nb5 Raf8 17. f3 Ng5 18. Nc3 Rf4 19. Qe5 R4f5 20. Qe3 Qf6 21. Rad1 Qg6 22. Kh1 h5 23. Qd3 h4 24. Ne2 Qf7 25. h3 Qc7 26. Nd4 R5f6 27. Rfe1 Qg3 28. Ne2 Qc7 29. c3 Nxh3 30. gxh3 Rxf3 31. Rf1 Rxd3 32. Rxf8+ Kxf8 33. Rxd3 Qc4 34. Rf3+ Ke7 35. Nd4 Qxa2 36. Rf2 Qb1+ 37. Kh2 Qe4 38. Re2 Qf4+ 39. Kg1 Qg3+ 40. Rg2 Qe1+ 41. Kh2 Qe5+ 42. Kg1 g5 43. Nf3 Qe3+ 44. Rf2 e5 45. Kg2 e4 46. Nd4 Qg3+ 47. Kf1 Qxh3+ 48. Kg1 Qd3 49. Rf5 h3 50. Rf2 g4 51. Nf5+ Kd7 52. Nd4 Ke8 53. Nf5 e3 54. Ng7+ Kd7 55. Rf7+ Kc6 56. Rf6+ Kb5 57. Ne6 Qd1+ 58. Kh2 e2 59. Nc7+ Kc4 60. Rf4+ d4 0-1

