[Event "Groningen op"]
[Site "Groningen"]
[Date "1999.12.20"]
[Round "2"]
[White "Kamstra, Cor"]
[Black "Leskiewicz, Maksymilian"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2295"]
[BlackElo "2206"]
[PlyCount "65"]
[EventDate "1999.12.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "CBM 073 Extra"]
[Source "ChessBase"]
[SourceDate "2000.01.11"]
[SourceVersion "1"]
[SourceVersionDate "2000.01.11"]
[SourceQuality "1"]

1. e4 c5 2. d3 Nc6 3. g3 d5 4. Nd2 Nf6 5. Bg2 e5 6. Ne2 Be7 7. 0-0 0-0 8. h3 Rb8 9. f4 dxe4 10. dxe4 b5 11. a3 c4 12. Kh2 Bc5 13. Nc3 exf4 14. gxf4 h5 15. Nf3 Nd4 16. Ng5 Rb6 17. e5 Ng4+ 18. hxg4 hxg4 19. Be4 Rh6+ 20. Kg2 f6 21. exf6 g3 22. Bd5+ Qxd5+ 23. Nxd5 Bb7 24. f7+ Kh8 25. Kxg3 Bxd5 26. c3 Nf5+ 27. Kg4 Ne7 28. f5 Bg2 29. Bf4 Nd5 30. Kg3 Be3 31. Kxg2 Nxf4+ 32. Rxf4 Bxf4 33. Ne6 1-0

[Event "Groningen op"]
[Site "Groningen"]
[Date "1999.12.19"]
[Round "1"]
[White "Epishin, Vladimir"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2657"]
[BlackElo "2295"]
[PlyCount "61"]
[EventDate "1999.12.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "CBM 073 Extra"]
[Source "ChessBase"]
[SourceDate "2000.01.11"]
[SourceVersion "1"]
[SourceVersionDate "2000.01.11"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nf3 d6 4. c4 Bg4 5. Be2 Nc6 6. Be3 e5 7. d5 Bxf3 8. Bxf3 Nd4 9. Bxd4 exd4 10. Nd2 Ne7 11. Be2 0-0 12. 0-0 c6 13. Nf3 Qb6 14. Qd2 Rab8 15. Bd3 a5 16. Rfe1 Qb4 17. Qf4 b5 18. cxb5 cxd5 19. e5 Nc8 20. h4 Rb7 21. h5 dxe5 22. Nxe5 Re7 23. Nf3 Qxb2 24. h6 Bh8 25. Rxe7 Qxa1+ 26. Re1 Qxa2 27. Ne5 Nb6 28. Nc6 Ra8 29. Ne7+ Kf8 30. Qd6 Qd2 31. Nc8+ 1-0

[Event "Groningen op"]
[Site "Groningen"]
[Date "1998.12.26"]
[Round "6"]
[White "Sedina, Elena"]
[Black "Kamstra, Cor"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2410"]
[BlackElo "2315"]
[PlyCount "34"]
[EventDate "1998.12.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c3 d6 4. Nf3 Nf6 5. Bd3 0-0 6. 0-0 Nbd7 7. Re1 e5 8. h3 b6 9. Nbd2 Bb7 10. d5 c6 11. c4 Nc5 12. Bc2 a5 13. Rb1 Qc7 14. Nf1 b5 15. dxc6 Bxc6 16. cxb5 Bxb5 17. Bg5 Bc6 1/2-1/2

[Event "Groningen op"]
[Site "Groningen"]
[Date "1998.12.24"]
[Round "5"]
[White "Kamstra, Cor"]
[Black "Ye, Rongguang"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2315"]
[BlackElo "2535"]
[PlyCount "78"]
[EventDate "1998.12.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Nf3 Nf6 5. d4 a6 6. h3 e6 7. Bd3 Nbd7 8. 0-0 c5 9. Be3 Be7 10. Qe2 0-0 11. Rad1 Qc7 12. Ne4 Nxe4 13. Bxe4 Nf6 14. Bd3 b5 15. c4 bxc4 16. Bxc4 Bb7 17. Rc1 Nd5 18. Bxd5 Bxd5 19. b3 Rfd8 20. dxc5 a5 21. Bd4 Qb7 22. Qe5 f6 23. Qe2 a4 24. Rc3 axb3 25. axb3 Ra3 26. Rfc1 Rxb3 27. c6 Rxc3 28. cxb7 Rxc1+ 29. Kh2 Rb8 30. Qb5 Bd6+ 31. Be5 Bxe5+ 32. Nxe5 fxe5 33. Qd7 h6 34. h4 Kh7 35. Qd6 Rxb7 36. Qxe5 Rf7 37. Kg3 Rc4 38. f3 Rff4 39. h5 Rf5 0-1

[Event "Groningen op"]
[Site "Groningen"]
[Date "1998.12.23"]
[Round "4"]
[White "Meins, Gerlef"]
[Black "Kamstra, Cor"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2455"]
[BlackElo "2315"]
[PlyCount "80"]
[EventDate "1998.12.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 f5 6. f3 e5 7. Qc2 d6 8. e4 Nf6 9. Bd3 Nh5 10. exf5 Qh4+ 11. Kf1 Ng3+ 12. hxg3 Qxh1 13. fxg6 hxg6 14. Bxg6+ Kd8 15. Rb1 Rh2 16. g4 Nd7 17. Qf2 Kc7 18. Bg5 Nb6 19. Qg3 Rh6 20. Bd3 Qh2 21. Kf2 Qxg3+ 22. Kxg3 Rh8 23. Nh3 Bd7 24. Nf2 Na4 25. Ne4 a6 26. Be7 Rh6 27. g5 Rg6 28. Bf6 Rgg8 29. Be7 Rg6 30. Bf6 Rgg8 31. Kf2 b5 32. cxb5 axb5 33. Bxb5 Bxb5 34. Rxb5 Nb6 35. Rb2 Nxd5 36. c4 Nb4 37. Be7 Nd3+ 38. Ke3 Nxb2 39. Bxd6+ Kc6 40. Bxe5 Nxc4+ 0-1

[Event "Groningen op"]
[Site "Groningen"]
[Date "1998.12.21"]
[Round "2"]
[White "Oms Pallisse, Josep"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2440"]
[BlackElo "2315"]
[PlyCount "69"]
[EventDate "1998.12.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. e4 Nc6 4. Be3 e5 5. d5 Nd4 6. Ne2 c5 7. dxc6 dxc6 8. Nbc3 Be6 9. b3 Nh6 10. f3 f5 11. Qd2 Nf7 12. 0-0-0 c5 13. exf5 gxf5 14. f4 Qa5 15. fxe5 0-0-0 16. Nxd4 cxd4 17. Nb5 Qxd2+ 18. Bxd2 a6 19. Nd6+ Nxd6 20. exd6 Rxd6 21. Bd3 b5 22. cxb5 axb5 23. Rhe1 Kb7 24. Bf4 Rc6+ 25. Kb1 Kb6 26. Be5 Rg8 27. g3 b4 28. Bxg7 Rxg7 29. Re5 f4 30. gxf4 Bg4 31. Rb5+ Kc7 32. Rd2 Bd7 33. Rxb4 Rg1+ 34. Kb2 Rc3 35. Rxd4 1-0

[Event "Groningen op"]
[Site "Groningen"]
[Date "1998.12.20"]
[Round "1"]
[White "Kamstra, Cor"]
[Black "Erwich, Frans"]
[Result "1-0"]
[ECO "C34"]
[WhiteElo "2315"]
[BlackElo "2105"]
[PlyCount "57"]
[EventDate "1998.12.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 d6 4. d4 g5 5. h4 g4 6. Ng1 Bh6 7. Nc3 c6 8. Nge2 Qf6 9. g3 fxg3 10. Nxg3 Bxc1 11. Rxc1 Ne7 12. Qd2 h5 13. e5 dxe5 14. Nce4 Qh6 15. dxe5 Nd7 16. Ng5 Nxe5 17. Bg2 f6 18. 0-0 0-0 19. Qd6 N7g6 20. Rxf6 Rxf6 21. Qxf6 Bd7 22. Re1 Re8 23. Rxe5 Rxe5 24. Qf7+ Kh8 25. Qxd7 Qg7 26. Nf7+ Kg8 27. Nxe5 Qxe5 28. Nf5 Qxb2 29. Qe6+ 1-0

[Event "NED-ch53 sf"]
[Site "Enschede"]
[Date "1998.01.11"]
[Round "9"]
[White "Kamstra, Cor"]
[Black "Janssen, Ruud"]
[Result "0-1"]
[ECO "C31"]
[WhiteElo "2325"]
[BlackElo "2290"]
[PlyCount "36"]
[EventDate "1998.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. e4 e5 2. f4 d5 3. exd5 c6 4. Nc3 exf4 5. Nf3 Bd6 6. d4 Ne7 7. Bd3 cxd5 8. 0-0 Nbc6 9. Ng5 h6 10. Nxf7 Kxf7 11. Bxf4 Bxf4 12. Rxf4+ Kg8 13. Qf3 Nb4 14. Rf1 Be6 15. Rf7 Nxd3 16. Rxg7+ Kxg7 17. Qf6+ Kh7 18. Qxe6 Rf8 0-1

[Event "NED-ch53 sf"]
[Site "Enschede"]
[Date "1998.01.10"]
[Round "8"]
[White "Delemarre, Jop"]
[Black "Kamstra, Cor"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2420"]
[BlackElo "2325"]
[PlyCount "120"]
[EventDate "1998.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. d4 g6 2. c3 Bg7 3. Bg5 d6 4. Nd2 Nf6 5. e4 0-0 6. Ngf3 Nbd7 7. Be2 e5 8. 0-0 h6 9. Bh4 exd4 10. cxd4 g5 11. Bg3 Nh5 12. Qc2 Nxg3 13. hxg3 c5 14. Rad1 Qe7 15. Nc4 Nb6 16. Ne3 Bd7 17. Rfe1 Rfe8 18. dxc5 dxc5 19. Nd2 Rad8 20. b3 Bd4 21. Bf3 Qf6 22. Nf5 Bxf5 23. exf5 Re5 24. g4 Nd5 25. Nc4 Nb4 26. Qb1 Rxe1+ 27. Rxe1 Nd3 28. Rf1 b5 29. Ne3 Bxe3 30. fxe3 Qe5 31. e4 Qc3 32. Kh1 Rd4 33. Qa1 Nf2+ 34. Kg1 Qxa1 35. Rxa1 Nxe4 36. Re1 Nc3 37. a3 a5 38. Re5 c4 39. b4 axb4 40. axb4 Kg7 41. Kf2 Kf6 42. Rc5 Na4 43. Rxb5 c3 44. Ra5 Rc4 45. Ra6+ Ke5 46. Ra5+ Kd6 47. Ra6+ Nb6 48. Ra1 Nd5 49. Ra6+ Ke5 50. Ra5 c2 51. Bxd5 c1Q 52. Bxc4+ Kf4 53. g3+ Kxg4 54. Be2+ Kh3 55. Ra6 h5 56. Rh6 h4 57. gxh4 g4 58. Bxg4+ Kxg4 59. Ra6 Qd2+ 60. Kg1 Qe1+ 0-1

[Event "NED-ch53 sf"]
[Site "Enschede"]
[Date "1998.01.09"]
[Round "7"]
[White "Kamstra, Cor"]
[Black "Middelburg, Tom"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2325"]
[BlackElo "2235"]
[PlyCount "99"]
[EventDate "1998.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. e4 c5 2. d3 Nc6 3. g3 d5 4. Nd2 Nf6 5. Bg2 e5 6. Ne2 Be6 7. 0-0 Be7 8. h3 Qc7 9. f4 dxe4 10. dxe4 Rd8 11. f5 Bc4 12. Rf2 0-0 13. Nc3 Ba6 14. g4 h6 15. Qe1 Nd4 16. Nf1 Nh7 17. Nd5 Rxd5 18. exd5 Bh4 19. Qe3 Bxf2+ 20. Qxf2 Ne2+ 21. Kh1 Nxc1 22. Rxc1 Bxf1 23. Rxf1 Rd8 24. Re1 f6 25. h4 Qa5 26. a3 b6 27. Qe2 Qa4 28. Be4 Rd6 29. Rg1 Qd4 30. c3 Qa4 31. Rg3 Qb3 32. Rg2 Qa4 33. Kh2 Kf8 34. Rg3 Kg8 35. c4 a5 36. Bc2 Qd7 37. Rb3 Qd8 38. Be4 Nf8 39. Kg2 Nh7 40. Qe3 Qc7 41. Rb5 Nf8 42. Rb3 Nh7 43. Bc2 Qe7 44. Kf3 Nf8 45. Rb5 Nd7 46. Ke4 Nb8 47. Ba4 Qf7 48. Rb3 h5 49. g5 g6 50. Qh3 1-0

[Event "NED-ch53 sf"]
[Site "Enschede"]
[Date "1998.01.08"]
[Round "6"]
[White "Blokhuis, Jeroen"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2205"]
[BlackElo "2325"]
[PlyCount "120"]
[EventDate "1998.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be2 a6 5. Nf3 b5 6. 0-0 Nd7 7. Re1 c5 8. a3 Bb7 9. Bf1 cxd4 10. Nxd4 Ngf6 11. f3 0-0 12. Be3 Rc8 13. Bf2 Nb6 14. Na2 e5 15. Ne2 d5 16. Ng3 Qc7 17. c3 Rfd8 18. exd5 Bxd5 19. Qc2 Bc4 20. Nb4 Ra8 21. Nd3 Nfd7 22. Rad1 f5 23. Nb4 Bf7 24. Nd3 Nc4 25. a4 bxa4 26. Qxa4 a5 27. Qc2 Rab8 28. b4 Ra8 29. Ra1 Nf6 30. Ra4 h5 31. bxa5 h4 32. Nh1 e4 33. Nc5 e3 34. Rxe3 Nxe3 35. Bxe3 Rxa5 36. Rxa5 Qxa5 37. Nb7 Qe5 38. Nxd8 Qxe3+ 39. Nf2 Bd5 40. c4 Ba8 41. Qa2 Be4 42. Ne6 Bxf3 43. Nxg7 Bc6 44. Nxf5 gxf5 45. Qe2 Qc5 46. Kh1 Kg7 47. Nd3 Qa7 48. Qf2 Qa1 49. Qe1 Qa7 50. Qxh4 Ne4 51. Qf4 Qd7 52. h3 Ba8 53. Kh2 Qc8 54. Qe5+ Kf7 55. Be2 Nf6 56. Nf4 Be4 57. Nh5 Ne8 58. Ng3 Nf6 59. c5 Qc6 60. Nxf5 Bxf5 1-0

[Event "NED-ch53 sf"]
[Site "Enschede"]
[Date "1998.01.07"]
[Round "5"]
[White "Kamstra, Cor"]
[Black "Van Dijken, Rex"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2325"]
[PlyCount "41"]
[EventDate "1998.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. h3 Bg7 5. Be3 c6 6. f4 Qa5 7. Bd3 Na6 8. Nf3 d5 9. e5 Ne4 10. Bxe4 dxe4 11. Nd2 f5 12. exf6 exf6 13. Ndxe4 0-0 14. 0-0 Be6 15. Re1 Rad8 16. Qf3 Nb4 17. Rac1 Rfe8 18. Bf2 Nd5 19. Nc5 Bc8 20. Nxd5 Rxe1+ 21. Bxe1 1-0

[Event "NED-ch53 sf"]
[Site "Enschede"]
[Date "1998.01.06"]
[Round "4"]
[White "Barendse, Ted"]
[Black "Kamstra, Cor"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2240"]
[BlackElo "2325"]
[PlyCount "52"]
[EventDate "1998.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 a6 5. a4 Nc6 6. Be3 Bg4 7. Be2 e5 8. dxe5 dxe5 9. 0-0 Nge7 10. Nd5 Nxd5 11. exd5 Ne7 12. c4 0-0 13. h3 Bxf3 14. Bxf3 Nf5 15. Qd2 Re8 16. c5 e4 17. Be2 Nxe3 18. fxe3 Qg5 19. Bc4 f5 20. d6+ Kh8 21. dxc7 Be5 22. Bf7 Rec8 23. c6 Rxc7 24. Bc4 Rxc6 25. Rac1 Qg3 26. Rf4 Rd6 0-1

[Event "NED-ch53 sf"]
[Site "Enschede"]
[Date "1998.01.05"]
[Round "3"]
[White "Hopman, Pieter"]
[Black "Kamstra, Cor"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2265"]
[BlackElo "2325"]
[PlyCount "84"]
[EventDate "1998.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. e4 Nc6 4. d5 Nd4 5. Nc3 c5 6. Bd3 e5 7. Nge2 d6 8. 0-0 Nh6 9. Nxd4 cxd4 10. Na4 0-0 11. b4 f5 12. c5 Ng4 13. f3 Ne3 14. Bxe3 dxe3 15. Nb2 f4 16. Rc1 Rf7 17. Nc4 Bf8 18. Qa4 Bd7 19. Qa3 g5 20. cxd6 Qf6 21. Nb6 axb6 22. Qxa8 g4 23. Rc7 gxf3 24. Rxf3 Bg4 25. Rxf7 Qxf7 26. Qd8 Qg7 27. Be2 h6 28. Qe8 Kh7 29. h3 Bxf3 30. Bxf3 Bxd6 31. Bg4 Qf6 32. a3 Kg7 33. Qd7+ Qe7 34. Qf5 Qc7 35. Bh5 Bf8 36. Kh2 Qd6 37. Qf7+ Kh8 38. Bg4 Qe7 39. Qf5 Kg7 40. Bh5 Qf6 41. Qd7+ Kh8 42. Qe8 Kg7 1/2-1/2

[Event "NED-ch53 sf"]
[Site "Enschede"]
[Date "1998.01.04"]
[Round "2"]
[White "Kamstra, Cor"]
[Black "Plasman, Hans"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "2325"]
[BlackElo "2160"]
[PlyCount "78"]
[EventDate "1998.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Bc4 Nc6 4. d3 Bb4 5. Nf3 0-0 6. 0-0 d6 7. Ne2 d5 8. exd5 Nxd5 9. d4 e4 10. Ng5 Na5 11. Bxd5 Qxd5 12. Ng3 Re8 13. Bf4 h6 14. N5xe4 Rxe4 15. Nxe4 Qxe4 16. Bxc7 Nc4 17. c3 Bf8 18. b3 Na3 19. Rc1 b5 20. Re1 Qc6 21. Bg3 Be6 22. Qd3 Rd8 23. Re3 a5 24. Be5 Qa6 25. Rg3 Bd5 26. Qf5 Qe6 27. Qh5 a4 28. f4 f6 29. f5 Qf7 30. Qh4 axb3 31. axb3 Kh7 32. Rg6 Qd7 33. Bf4 Qxf5 34. Rg4 g5 35. Qh5 Be6 36. h3 gxf4 37. Qh4 Bd6 38. Re1 Nc2 39. Re2 Ne3 0-1

[Event "NED-ch53 sf"]
[Site "Enschede"]
[Date "1998.01.03"]
[Round "1"]
[White "Van Baarle, John"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2295"]
[BlackElo "2325"]
[PlyCount "61"]
[EventDate "1998.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c4 Nc6 4. Be3 e5 5. Ne2 exd4 6. Nxd4 Qf6 7. Nxc6 bxc6 8. Nc3 Rb8 9. Rb1 Ne7 10. Be2 0-0 11. 0-0 a6 12. Qd2 d6 13. c5 d5 14. Bg5 Qe6 15. Bf3 dxe4 16. Bxe4 Nf5 17. Rfe1 Qc4 18. Rbc1 Qxc5 19. Nd5 Qa7 20. Ne7+ Nxe7 21. Bxe7 Rxb2 22. Rc2 Rxc2 23. Qxc2 Re8 24. Bxc6 Bf5 25. Qc4 Rc8 26. g4 Bd4 27. Kg2 Bxg4 28. Re4 Bxf2 29. Rxg4 Qe3 30. Re4 Qh6 31. Rf4 1-0

[Event "Groningen op"]
[Site "Groningen"]
[Date "1997.??.??"]
[Round "3"]
[White "Istratescu, Andrei"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2550"]
[BlackElo "2325"]
[PlyCount "71"]
[EventDate "1997.12.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c4 Nc6 4. Be3 e5 5. d5 Nd4 6. Bd3 c5 7. Ne2 d6 8. Nd2 Nh6 9. Nf3 0-0 10. Nexd4 exd4 11. Bg5 f6 12. Bh4 g5 13. Bg3 f5 14. exf5 Re8+ 15. Kd2 Nxf5 16. Kc2 Bd7 17. h4 g4 18. Ng5 b5 19. Re1 bxc4 20. Bxc4 Rb8 21. Qd3 Qf6 22. Re6 Rxe6 23. dxe6 Be8 24. Re1 Bg6 25. Ne4 Qe7 26. b3 Nxg3 27. Qxg3 Rf8 28. Kd1 Kh8 29. Qxd6 Qxh4 30. e7 Re8 31. Bb5 Qxe7 32. Bxe8 Qxe8 33. Nxc5 Qc8 34. Re7 g3 35. f3 d3 36. Rd7 1-0

[Event "Groningen op"]
[Site "Groningen"]
[Date "1997.??.??"]
[Round "6"]
[White "Kamstra, Cor"]
[Black "Fietz, Harald"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2325"]
[BlackElo "2220"]
[PlyCount "71"]
[EventDate "1997.12.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. e4 c5 2. d3 e6 3. g3 a6 4. Bg2 d5 5. Nd2 Nc6 6. Ngf3 b5 7. 0-0 Nf6 8. Re1 Be7 9. exd5 Nxd5 10. c4 Ndb4 11. Ne5 Bb7 12. Ndf3 Nxe5 13. Nxe5 Bxg2 14. Kxg2 bxc4 15. Qa4+ Kf8 16. dxc4 Qe8 17. Qb3 Nc6 18. Qf3 Nd4 19. Qe4 Rd8 20. Be3 f5 21. Qb7 Nc2 22. Qxa6 Nxe1+ 23. Rxe1 Bf6 24. Bxc5+ Kg8 25. Nc6 Rd7 26. b4 Kf7 27. b5 Qa8 28. Qxa8 Rxa8 29. a3 Ra4 30. Bb4 Ra8 31. c5 Rc7 32. Ne5+ Ke8 33. c6 Be7 34. b6 Bxb4 35. axb4 Re7 36. c7 1-0

[Event "Groningen op"]
[Site "Groningen"]
[Date "1997.??.??"]
[Round "8"]
[White "Kamstra, Cor"]
[Black "Kocwin, Bartosz"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2325"]
[BlackElo "2210"]
[PlyCount "61"]
[EventDate "1997.12.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. e4 c5 2. d3 g6 3. g3 Bg7 4. Bg2 Nc6 5. f4 d6 6. Nf3 e6 7. 0-0 Nge7 8. c3 0-0 9. Be3 b5 10. d4 cxd4 11. cxd4 Bb7 12. Bf2 a5 13. Re1 b4 14. Nbd2 a4 15. e5 dxe5 16. dxe5 a3 17. b3 Nd5 18. Nc4 Nc3 19. Qc2 Ba6 20. Nd6 Ne7 21. Ng5 Ned5 22. h4 h6 23. Nge4 Nxe4 24. Bxe4 Nc3 25. Bf3 g5 26. hxg5 hxg5 27. Kg2 f5 28. exf6 Qxf6 29. Rh1 Bh6 30. Rxh6 Qxh6 31. Rh1 1-0

[Event "Groningen op"]
[Site "Groningen"]
[Date "1997.??.??"]
[Round "2"]
[White "Kamstra, Cor"]
[Black "Kreiman, Boris"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "2325"]
[BlackElo "2465"]
[PlyCount "59"]
[EventDate "1997.12.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. e4 c5 2. d3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 d6 6. Nf3 Nf6 7. 0-0 0-0 8. Nc3 Rb8 9. h3 Nd7 10. g4 b5 11. f5 b4 12. Nd5 Nb6 13. Ne3 d5 14. Ng5 dxe4 15. Bxe4 Nd4 16. c3 Nb5 17. fxg6 hxg6 18. Qe1 f6 19. Nh7 Kxh7 20. Qh4+ Kg8 21. Bxg6 Rf7 22. Nf5 Bf8 23. Qh5 Be6 24. Bf4 bxc3 25. bxc3 Nxc3 26. Rae1 Bxa2 27. g5 e5 28. Bxf7+ Bxf7 29. g6 Rb7 30. Qh7# 1-0

[Event "Groningen op"]
[Site "Groningen"]
[Date "1997.??.??"]
[Round "10"]
[White "Kamstra, Cor"]
[Black "Spierings, Marc"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2325"]
[PlyCount "77"]
[EventDate "1997.12.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. d3 e6 3. g3 d5 4. Nd2 Nc6 5. Bg2 a6 6. Ngf3 Bd6 7. 0-0 Nge7 8. Ng5 f6 9. Nh3 0-0 10. f4 Qc7 11. Nf3 b5 12. Nh4 Bd7 13. f5 dxe4 14. dxe4 exf5 15. exf5 Rad8 16. Nf4 Bxf4 17. Bxf4 Ne5 18. Bxe5 Qxe5 19. Re1 Bc6 20. Rxe5 Rxd1+ 21. Rxd1 fxe5 22. g4 Bxg2 23. Kxg2 Nc6 24. Nf3 Nd4 25. c3 Nc6 26. Rd6 Rf6 27. Rd5 e4 28. Ng5 e3 29. Rxc5 Rd6 30. Kf3 Ne7 31. Kxe3 h6 32. Ne4 Rd1 33. c4 bxc4 34. Rxc4 Rh1 35. Rc2 Nd5+ 36. Kd4 Nb4 37. Rc8+ Kf7 38. a3 Rd1+ 39. Kc4 1-0

[Event "Groningen op"]
[Site "Groningen"]
[Date "1997.??.??"]
[Round "5"]
[White "Shahade, Jennifer"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2070"]
[BlackElo "2325"]
[PlyCount "73"]
[EventDate "1997.12.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "CBM 062 Extra"]
[Source "ChessBase"]
[SourceDate "1998.03.09"]
[SourceVersion "1"]
[SourceVersionDate "1998.03.09"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. a4 Nc6 6. Nf3 e5 7. h3 exd4 8. Nxd4 Nge7 9. Bc4 0-0 10. 0-0 Ne5 11. Ba2 c5 12. Nf3 Be6 13. Nxe5 Bxe5 14. Nd5 Rb8 15. c3 Nxd5 16. Bxd5 Qe7 17. Bh6 Rfe8 18. f4 Bf6 19. f5 Bxd5 20. Qxd5 g5 21. Qd2 Kh8 22. Rf3 Rg8 23. Rg3 Qxe4 24. Bxg5 Be5 25. Re1 Qxf5 26. Rf1 Qe6 27. Rgf3 Rg6 28. Rxf7 Rbg8 29. h4 h6 30. Re7 Qc8 31. Rff7 R8g7 32. Rxg7 Bxg7 33. Bf4 Qd8 34. Qe3 Kh7 35. g3 b5 36. h5 Rf6 37. Qe4+ 1-0

[Event "Groningen SC op"]
[Site "Groningen"]
[Date "1996.??.??"]
[Round "4"]
[White "Kamstra, Cor"]
[Black "Wagenmakers, Eric Jan"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2325"]
[BlackElo "2280"]
[PlyCount "39"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[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. Bd3 c5 5. Nf3 Nc6 6. exd5 exd5 7. 0-0 c4 8. Re1+ Be7 9. Bxc4 dxc4 10. d5 Nb4 11. d6 Be6 12. Nb5 Rc8 13. Bf4 Qa5 14. Nbd4 Nbd5 15. Bd2 c3 16. bxc3 Bxd6 17. Nxe6 fxe6 18. c4 Nc3 19. Bxc3 Qxc3 20. Qxd6 1-0

[Event "Groningen SC op"]
[Site "Groningen"]
[Date "1996.??.??"]
[Round "1"]
[White "Van Pelt, Alexander"]
[Black "Kamstra, Cor"]
[Result "0-1"]
[ECO "A41"]
[BlackElo "2325"]
[PlyCount "58"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 Bg7 3. c4 d6 4. Nc3 Bg4 5. e3 c5 6. Be2 cxd4 7. Nxd4 Bxe2 8. Qxe2 Nc6 9. Ncb5 Nf6 10. 0-0 0-0 11. Rd1 a6 12. Nc3 Rc8 13. c5 d5 14. Rb1 Qc7 15. b4 e5 16. Nf3 Rcd8 17. b5 e4 18. Nd4 Ne5 19. bxa6 bxa6 20. Qxa6 Nfg4 21. Qb6 Qe7 22. g3 Qg5 23. h3 Qh5 24. Kg2 Nxf2 25. Kxf2 Qxh3 26. Nce2 Qh2+ 27. Kf1 Nf3 28. Qb2 h5 29. Ng1 Qxg1+ 0-1

[Event "Groningen SC op"]
[Site "Groningen"]
[Date "1996.??.??"]
[Round "6"]
[White "Ye, Rongguang"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2475"]
[BlackElo "2325"]
[PlyCount "89"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. c3 d6 4. Bg5 Nf6 5. Nbd2 h6 6. Bh4 g5 7. Bg3 Nh5 8. e4 Nxg3 9. hxg3 c5 10. dxc5 dxc5 11. Nc4 Qxd1+ 12. Rxd1 Nc6 13. Ne3 Bd7 14. Nd2 0-0-0 15. Nb3 b6 16. Ba6+ Kb8 17. f4 Be6 18. Nd5 Bc8 19. Bxc8 Kxc8 20. Ne3 e6 21. Ke2 Ne7 22. Rh5 Rxd1 23. Kxd1 Ng6 24. fxg5 hxg5 25. Rxh8+ Bxh8 26. Ke2 Ne5 27. Nd2 Kd7 28. a4 a6 29. Nf3 Nxf3 30. gxf3 Kc6 31. f4 gxf4 32. gxf4 b5 33. axb5+ axb5 34. Ng4 Bg7 35. Ke3 Kd6 36. e5+ Kd5 37. b3 Bf8 38. Nf6+ Kc6 39. Ke4 Be7 40. Ng4 Bf8 41. f5 Kd7 42. f6 Kc6 43. Kf4 Kd7 44. c4 b4 45. Kg5 1-0

[Event "NED-chTB 9495"]
[Site "Netherlands"]
[Date "1994.??.??"]
[Round "7"]
[White "De Rooij, Raymond"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "B06"]
[BlackElo "2360"]
[PlyCount "77"]
[EventDate "1994.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Be3 d6 4. Qd2 Nc6 5. c3 e5 6. Bb5 Bd7 7. d5 Nb8 8. Qd3 f5 9. f3 Bh6 10. Nd2 Bxe3 11. Bxd7+ Nxd7 12. Qxe3 Ngf6 13. Nh3 fxe4 14. fxe4 0-0 15. 0-0 Qe7 16. Qg5 Rf7 17. Rf3 Raf8 18. Raf1 a5 19. g3 Kg7 20. Qe3 h6 21. Nf2 Nc5 22. b4 axb4 23. cxb4 Ncd7 24. Rc1 Nb6 25. Nb3 Nh7 26. Rxf7+ Qxf7 27. Ng4 Ng5 28. Nd2 Qe7 29. h4 Nf7 30. Nh2 Ra8 31. Rc2 Qd7 32. Nb3 Nc8 33. Qc3 Ne7 34. Qxc7 Qh3 35. Qxe7 Qxg3+ 36. Rg2 Qe3+ 37. Rf2 Rxa2 38. Qxf7+ Kh8 39. Nf1 1-0

[Event "NED-chTB 9495"]
[Site "Netherlands"]
[Date "1994.??.??"]
[Round "5"]
[White "Duistermaat, Hans"]
[Black "Kamstra, Cor"]
[Result "0-1"]
[ECO "C01"]
[BlackElo "2360"]
[PlyCount "84"]
[EventDate "1994.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 a6 3. Nf3 b5 4. c4 Bb7 5. Nbd2 Bb4 6. Qb3 c5 7. dxc5 Bxc5 8. Bd3 Qb6 9. 0-0 Nf6 10. h3 Nc6 11. e5 Na5 12. Qc2 bxc4 13. Nxc4 Nxc4 14. exf6 Bxf3 15. Qxc4 Bd5 16. fxg7 Rg8 17. Qg4 Qb4 18. Bh6 Qxg4 19. hxg4 Bd4 20. Bxh7 Rxg7 21. Bxg7 Bxg7 22. Rfd1 Bxb2 23. Rab1 Be5 24. a4 Bc6 25. Bc2 Ke7 26. f3 Bg3 27. Rd2 a5 28. Re2 Rh8 29. Rd1 Bd6 30. Kf2 Bc5+ 31. Kg3 Bd6+ 32. f4 Bb4 33. Re5 Rc8 34. Re2 Rg8 35. Rh1 Bd6 36. Rh7 Kf8 37. Be4 Bxa4 38. Ra2 Bd1 39. Rxa5 Rxg4+ 40. Kf2 Rxf4+ 41. Ke3 Rxe4+ 42. Kd2 Bb4+ 0-1

[Event "NED-chTB 9495"]
[Site "Netherlands"]
[Date "1994.??.??"]
[Round "1"]
[White "Hopman, Pieter"]
[Black "Kamstra, Cor"]
[Result "0-1"]
[ECO "D04"]
[BlackElo "2360"]
[PlyCount "96"]
[EventDate "1994.??.??"]
[EventType "team"]
[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. e3 Nf6 3. Nd2 Bf5 4. Ngf3 e6 5. Be2 c5 6. 0-0 Nc6 7. c3 Bd6 8. dxc5 Bxc5 9. b4 Be7 10. b5 Na5 11. Nd4 Bg6 12. Bb2 Ne4 13. Nxe4 Bxe4 14. Qa4 0-0 15. Rfd1 Qc7 16. f3 Bg6 17. Ba3 Bxa3 18. Qxa3 Rfc8 19. Rac1 Nc4 20. Bxc4 Qxc4 21. Qb3 Rc7 22. Kf2 Rac8 23. b6 axb6 24. Nb5 Ra8 25. Rd2 Rc5 26. Nd6 Qh4+ 27. Kg1 Qg5 28. f4 Qe7 29. Nb5 Rc6 30. Nd4 Qc5 31. Kf2 Rcc8 32. Rb2 Ra3 33. Qxb6 Rxa2 34. Qxb7 Rca8 35. Kg3 h6 36. Rb5 Qa3 37. Rcb1 Be4 38. Nf3 Qxc3 39. R5b3 Qc2 40. R1b2 Qc1 41. h3 Kh7 42. Kh2 Rxb2 43. Rxb2 Ra1 44. Rf2 Bxf3 45. Rxf3 Qg1+ 46. Kg3 Ra2 47. Kh4 Rxg2 48. f5 Qe1+ 0-1

[Event "NED-chTB 9495"]
[Site "Netherlands"]
[Date "1994.??.??"]
[Round "3"]
[White "Jansen, Guido"]
[Black "Kamstra, Cor"]
[Result "1/2-1/2"]
[ECO "A84"]
[BlackElo "2360"]
[PlyCount "56"]
[EventDate "1994.??.??"]
[EventType "team"]
[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 c6 3. d4 e6 4. e3 f5 5. Be2 Nf6 6. 0-0 Bd6 7. b3 0-0 8. Ba3 b6 9. Qc1 Bb7 10. Nbd2 Ne4 11. Bxd6 Qxd6 12. Nxe4 fxe4 13. c5 bxc5 14. dxc5 Qe7 15. Ne5 Rf5 16. f4 exf3 17. Nxf3 Ba6 18. Rf2 Bxe2 19. Rxe2 Nd7 20. Nd4 Rf6 21. Nxc6 Qxc5 22. Qxc5 Nxc5 23. Rc1 Nd3 24. Rd1 Raf8 25. h3 Nf2 26. Rc1 Nd3 27. Rd1 Nf2 28. Rc1 Nd3 1/2-1/2

[Event "NED-chTB 9495"]
[Site "Netherlands"]
[Date "1994.??.??"]
[Round "8"]
[White "Kamstra, Cor"]
[Black "Riemens, Michael"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "2360"]
[PlyCount "82"]
[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. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. Bg5 d6 6. Bd3 e5 7. d5 Na6 8. f3 h6 9. Be3 c6 10. Nge2 Nc5 11. Bc2 cxd5 12. cxd5 a5 13. 0-0 Nh5 14. a3 f5 15. exf5 gxf5 16. Rb1 Nd7 17. Nb5 Ndf6 18. Rc1 Rf7 19. Ng3 Nxg3 20. hxg3 Nh5 21. g4 Ng3 22. gxf5 Nxf1 23. Qxf1 Bxf5 24. Bxf5 Rxf5 25. Qd3 Rf7 26. Qg6 Qf6 27. Qg4 Kh8 28. Rc4 Rg8 29. Qh3 Bf8 30. Rh4 Rg6 31. Kh2 Be7 32. Rh5 Kg8 33. Nc3 Rfg7 34. g4 e4 35. g5 Qxf3 36. Qxf3 exf3 37. gxh6 Rg2+ 38. Kh1 R7g4 39. h7+ Kh8 40. Nd1 Rh4+ 41. Rxh4 Bxh4 0-1

[Event "NED-chTB 9495"]
[Site "Netherlands"]
[Date "1994.??.??"]
[Round "6"]
[White "Kamstra, Cor"]
[Black "Scholten, Karel"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2360"]
[PlyCount "96"]
[EventDate "1994.??.??"]
[EventType "team"]
[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. c3 e6 3. Bg5 c5 4. e3 Nc6 5. Nd2 cxd4 6. exd4 Be7 7. Bd3 b6 8. Ne2 Bb7 9. 0-0 h6 10. Bxf6 gxf6 11. Nc4 Qc7 12. a4 0-0-0 13. a5 Rdg8 14. axb6 axb6 15. f3 Rg5 16. Qb3 Bd8 17. Ne3 Rhg8 18. Ba6 Bxa6 19. Rxa6 Na5 20. Qb4 Kb7 21. Rxa5 Rxa5 22. Nc4 Rh5 23. Ng3 Rxg3 24. hxg3 Qxg3 25. Nd6+ Kc6 26. Ne4 Qf4 27. c4 Qe3+ 28. Rf2 Qxd4 29. Qa4+ Kb7 30. g4 Ra5 31. Qc2 f5 32. gxf5 Bh4 33. fxe6 Bxf2+ 34. Nxf2 fxe6 35. Kf1 h5 36. b4 Ra1+ 37. Kg2 h4 38. c5 bxc5 39. bxc5 Kc6 40. Kh3 Ra3 41. Kg2 Qg7+ 42. Ng4 h3+ 43. Kg3 Kc7 44. Qe4 h2 45. Kxh2 Qg5 46. Ne5 Ra2+ 47. Kh3 Qh5+ 48. Kg3 Qh2+ 0-1

[Event "NED-chTB 9495"]
[Site "Netherlands"]
[Date "1994.??.??"]
[Round "4"]
[White "Kamstra, Cor"]
[Black "Tolman, Fredde"]
[Result "1-0"]
[ECO "E30"]
[WhiteElo "2360"]
[PlyCount "33"]
[EventDate "1994.??.??"]
[EventType "team"]
[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. Bg5 h6 5. Bh4 c5 6. d5 b5 7. e4 g5 8. Bg3 Nxe4 9. Qf3 Nxg3 10. hxg3 Bb7 11. 0-0-0 bxc4 12. Ne4 Bxd5 13. Rxd5 exd5 14. Nd6+ Ke7 15. Qxd5 Nc6 16. Bxc4 Rh7 17. Nf5+ 1-0

[Event "NED-chTB 9495"]
[Site "Netherlands"]
[Date "1994.??.??"]
[Round "2"]
[White "Kamstra, Cor"]
[Black "Wieringa, Helmer"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "2360"]
[PlyCount "88"]
[EventDate "1994.??.??"]
[EventType "team"]
[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 c6 3. Nc3 Nf6 4. Bg5 dxc4 5. a4 Qa5 6. Bd2 e5 7. dxe5 Qxe5 8. Nf3 Qh5 9. Bg5 Nbd7 10. Qd4 Bc5 11. Qxc4 0-0 12. e3 h6 13. Bxf6 Nxf6 14. Be2 Be6 15. Qf4 Qf5 16. Qc7 Qc2 17. 0-0 Qxb2 18. Rfc1 Qb6 19. Qe5 a5 20. Ne4 Nxe4 21. Qxe4 Bd5 22. Qf5 Rfe8 23. Bd3 g6 24. Qf4 Rxe3 25. Rab1 Qa7 26. Bxg6 Rxf3 27. gxf3 Bxf2+ 28. Kg2 fxg6 29. Qxh6 Bd4 30. Qxg6+ Bg7 31. Re1 b6 32. Re8+ Rxe8 33. Qxe8+ Kh7 34. Re1 Qf7 35. Qe3 c5 36. Rd1 Bd4 37. Qd3+ Kh8 38. Re1 Kg7 39. h3 Qf6 40. Rb1 Qg5+ 41. Kh2 Qe5+ 42. Kg2 c4 43. Qd2 c3 44. Qd3 Qe3 0-1

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1994.??.??"]
[Round "6"]
[White "Van den Brink, Peter"]
[Black "Kamstra, Cor"]
[Result "0-1"]
[ECO "D09"]
[WhiteElo "2180"]
[BlackElo "2365"]
[PlyCount "88"]
[EventDate "1994.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Be6 6. b3 Qd7 7. Bg2 Nge7 8. 0-0 Ng6 9. e3 d3 10. Bb2 0-0-0 11. Nd4 Ngxe5 12. Bxc6 Nxc6 13. Qxd3 Bc5 14. Na3 Bh3 15. Rae1 Ne5 16. Qe4 Rhe8 17. Nab5 a6 18. Nc3 Nxc4 19. Qc2 Nxb2 20. Qxb2 Bxd4 21. exd4 Qxd4 22. Rxe8 Rxe8 23. Qc2 Qc5 24. Qxh7 Bd7 25. Qxg7 Bc6 26. Rd1 Qf5 27. Qd4 Qf3 28. Nd5 Bxd5 29. Qxd5 Re1+ 30. Rxe1 Qxd5 31. h4 Qd2 32. Re3 Qxa2 33. h5 Qa1+ 34. Kg2 Qd4 35. Rf3 Qd5 36. g4 c5 37. Kg3 b5 38. Rf5 Qxb3+ 39. Kh4 Kd7 40. h6 Qd1 41. Rxf7+ Ke6 42. Rf5 c4 43. Kg5 Qd8+ 44. Kg6 Qg8+ 0-1

[Event "NED-ch49 sf"]
[Site "Enschede"]
[Date "1993.11.07"]
[Round "9"]
[White "Verdonk, Roland"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2265"]
[BlackElo "2240"]
[PlyCount "51"]
[EventDate "1993.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 g6 2. c3 Bg7 3. Bg5 f5 4. e3 Nf6 5. Nd2 d6 6. Ngf3 Nc6 7. Qb3 e6 8. Bd3 Qe7 9. 0-0-0 h6 10. Bxf6 Qxf6 11. e4 0-0 12. exf5 gxf5 13. Rhg1 Ne7 14. g4 Nd5 15. g5 hxg5 16. Rxg5 Nf4 17. Bxf5 Kh8 18. Bc2 Bd7 19. Kb1 Bc6 20. Rdg1 Rg8 21. Ne4 Qf7 22. R1g4 Bh6 23. Rh4 Rg6 24. Rxg6 Nxg6 25. Rxh6+ Kg7 26. Rh7+ 1-0

[Event "NED-ch49 sf"]
[Site "Enschede"]
[Date "1993.11.06"]
[Round "8"]
[White "Kamstra, Cor"]
[Black "Bosch, Jeroen"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "2240"]
[BlackElo "2290"]
[PlyCount "70"]
[EventDate "1993.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Bf4 Nf6 4. e3 c5 5. Nc3 cxd4 6. Qxd4 Qxd4 7. exd4 Be6 8. 0-0-0 Nd5 9. Nge2 Nd7 10. Nxd5 Bxd5 11. Nc3 Nb6 12. a4 Bc6 13. d5 Bxa4 14. Nxa4 Nxa4 15. b3 Nb6 16. bxc4 Rc8 17. Kb2 Nxc4+ 18. Kb3 Nd6 19. Bd3 g6 20. Rhe1 Kd7 21. Be5 Rg8 22. Rc1 Bh6 23. Ra1 a6 24. Ra4 Rc5 25. Rh4 Rxd5 26. Bc4 Nxc4 27. Kxc4 Bd2 28. Re2 e6 29. Rxh7 Rc8+ 30. Kb3 Ke7 31. Rh4 Rb5+ 32. Ka4 Rc2 33. Bd6+ Kxd6 34. Rd4+ Rd5 35. Rxd5+ Kxd5 0-1

[Event "NED-ch49 sf"]
[Site "Enschede"]
[Date "1993.11.05"]
[Round "7"]
[White "Kamstra, Cor"]
[Black "Hoeksema, Hendrik Pieter"]
[Result "1/2-1/2"]
[ECO "E31"]
[WhiteElo "2240"]
[BlackElo "2405"]
[PlyCount "26"]
[EventDate "1993.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 c5 6. d5 Bxc3+ 7. bxc3 d6 8. e3 e5 9. Qc2 Nbd7 10. Bd3 Qe7 11. f3 Nf8 12. Ne2 Bd7 13. Rb1 Rb8 1/2-1/2

[Event "NED-ch49 sf"]
[Site "Enschede"]
[Date "1993.10.31"]
[Round "6"]
[White "Hendriks, Willy"]
[Black "Kamstra, Cor"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2370"]
[BlackElo "2240"]
[PlyCount "79"]
[EventDate "1993.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bg5 Nf6 5. Qd2 h6 6. Bh4 g5 7. Bg3 Nh5 8. Bc4 Nc6 9. Nge2 e5 10. dxe5 Nxe5 11. Bb3 Be6 12. Nd5 a5 13. a3 a4 14. Ba2 0-0 15. 0-0 Ng6 16. c3 Nf6 17. f3 Nxd5 18. Bxd5 Bxd5 19. Qxd5 Ne7 20. Qd3 d5 21. Rad1 c6 22. Bf2 Re8 23. Ng3 dxe4 24. Qxe4 Nd5 25. Qg4 Qc8 26. Nf5 Re2 27. Rfe1 Qe6 28. Rxe2 Qxe2 29. Re1 Qd2 30. h4 Bf8 31. hxg5 Qxg5 32. Re4 Nf6 33. Qxg5+ hxg5 34. Re2 Re8 35. Kf1 Rxe2 36. Kxe2 Nd5 37. Kd2 f6 38. g3 Kf7 39. c4 Nc7 40. Kd3 1/2-1/2

[Event "NED-ch49 sf"]
[Site "Enschede"]
[Date "1993.10.30"]
[Round "5"]
[White "Kamstra, Cor"]
[Black "Riemersma, Liafbern"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2240"]
[BlackElo "2420"]
[PlyCount "45"]
[EventDate "1993.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Bf4 Bb7 5. e3 Bb4+ 6. Nfd2 0-0 7. a3 Be7 8. Nc3 c5 9. d5 exd5 10. cxd5 Bxd5 11. Nxd5 Nxd5 12. Qf3 Nc7 13. Qb7 d6 14. Ne4 Qd7 15. 0-0-0 Ne6 16. Qxd7 Nxd7 17. Bg3 Rfd8 18. Nxd6 Nf6 19. f3 Ne8 20. Nxe8 Rxd1+ 21. Kxd1 Rxe8 22. Bc4 Bd6 23. Bxd6 1/2-1/2

[Event "NED-ch49 sf"]
[Site "Enschede"]
[Date "1993.10.29"]
[Round "4"]
[White "Van Gisbergen, Stan"]
[Black "Kamstra, Cor"]
[Result "1/2-1/2"]
[ECO "A53"]
[WhiteElo "2385"]
[BlackElo "2240"]
[PlyCount "34"]
[EventDate "1993.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. Nc3 Nf6 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Nf3 Nfd7 7. Be3 f6 8. 0-0-0 c6 9. Rg1 Kc7 10. g4 Na6 11. g5 Nb6 12. gxf6 gxf6 13. Bxb6+ axb6 14. e3 Nc5 15. Rg3 Bf5 16. Nh4 Be6 17. b3 Rg8 1/2-1/2

[Event "NED-ch49 sf"]
[Site "Enschede"]
[Date "1993.10.24"]
[Round "3"]
[White "Bezemer, Arno J"]
[Black "Kamstra, Cor"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2235"]
[BlackElo "2240"]
[PlyCount "70"]
[EventDate "1993.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 f5 4. Nc3 fxe4 5. Nxe4 d5 6. Ng3 e4 7. Ne5 Nf6 8. f3 Bd6 9. fxe4 0-0 10. Bg5 c5 11. Be2 cxd4 12. Qxd4 Qc7 13. Bxf6 Rxf6 14. Nh5 Rh6 15. Nd3 Nc6 16. Qe3 dxe4 17. Qxe4 Bd7 18. 0-0-0 Re8 19. Qd5+ Be6 20. Qg5 Nd4 21. Rd2 Bxa2 22. Kd1 Rg6 23. Qh4 Rxe2 24. Rxe2 Nxe2 25. Re1 Be6 26. h3 Ng3 27. Nhf4 Nf5 28. Qf2 Bxf4 29. Nxf4 Qd6+ 30. Kc1 Rf6 31. Nxe6 Rxe6 32. Rd1 Qe5 33. Rd8+ Kf7 34. g4 Qe3+ 35. Qxe3 Nxe3 0-1

[Event "NED-ch49 sf"]
[Site "Enschede"]
[Date "1993.10.23"]
[Round "2"]
[White "Kamstra, Cor"]
[Black "Reinderman, Dimitri"]
[Result "1-0"]
[ECO "A87"]
[WhiteElo "2240"]
[BlackElo "2435"]
[PlyCount "65"]
[EventDate "1993.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. c4 Bg7 5. Nc3 0-0 6. Nf3 d6 7. 0-0 Qe8 8. d5 Na6 9. Nd4 Bd7 10. e4 fxe4 11. Nxe4 Nxe4 12. Bxe4 c6 13. Be3 Nc7 14. Qd2 c5 15. Ne2 b5 16. Bh6 Bxh6 17. Qxh6 bxc4 18. Rad1 Qf7 19. Rd2 Rab8 20. Qe3 Qf6 21. h4 Rb6 22. h5 g5 23. f4 g4 24. f5 Rfb8 25. Nc3 Rxb2 26. Bc2 Qe5 27. Ne4 c3 28. f6 exf6 29. Nxf6+ Kg7 30. h6+ Kh8 31. Qxe5 dxe5 32. Rdf2 Bb5 33. Ne8 1-0

[Event "NED-ch49 sf"]
[Site "Enschede"]
[Date "1993.10.22"]
[Round "1"]
[White "Kamstra, Cor"]
[Black "Martens, Martin"]
[Result "1-0"]
[ECO "E31"]
[WhiteElo "2240"]
[BlackElo "2430"]
[PlyCount "95"]
[EventDate "1993.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 c5 6. d5 Bxc3+ 7. bxc3 d6 8. e3 Qe7 9. Qc2 Nbd7 10. Nf3 Nb6 11. Bd3 Bd7 12. 0-0 Ba4 13. Qb2 g5 14. Bg3 e5 15. Nd2 Nh5 16. Rab1 0-0 17. Rbe1 f5 18. f3 Nxg3 19. hxg3 Qg7 20. g4 e4 21. Bb1 fxg4 22. Nxe4 gxf3 23. gxf3 Nxc4 24. Qe2 b5 25. Kh1 Na3 26. Qh2 Nxb1 27. Rxb1 Rad8 28. Rb2 Rf5 29. Rg2 Rxd5 30. f4 Qg6 31. f5 Qg7 32. Qh5 Rf8 33. f6 Qh7 34. f7+ Kg7 35. Qf3 Qg6 36. Nf6 Rd3 37. Ne8+ Kh8 38. Qe2 Qe4 39. Nf6 Qg6 40. e4 Rh3+ 41. Kg1 Qxf7 42. e5 dxe5 43. Qxe5 Qg7 44. Rgf2 Rh4 45. Qe6 Qc7 46. Nh5 Rxf2 47. Rxf2 Rxh5 48. Rf8+ 1-0

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1993.??.??"]
[Round "5"]
[White "Berg, Klaus"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2390"]
[BlackElo "2240"]
[PlyCount "64"]
[EventDate "1993.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Be3 Nc6 5. Qd2 e5 6. Nge2 f5 7. exf5 Bxf5 8. dxe5 Nxe5 9. Nd4 Bd7 10. 0-0-0 Nf6 11. h3 c6 12. f4 Nf7 13. f5 gxf5 14. Bd3 0-0 15. Nxf5 Bxf5 16. Bxf5 Qa5 17. Be6 Rae8 18. Bxf7+ Rxf7 19. Kb1 b5 20. a3 b4 21. Na2 c5 22. axb4 Qa4 23. Rhe1 a5 24. bxc5 dxc5 25. Bxc5 Ne4 26. Qd5 Qb5 27. b3 a4 28. Rxe4 Rxe4 29. Qxe4 Qxc5 30. Qxa4 Qe5 31. Rd8+ Rf8 32. Qc4+ Kh8 1-0

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1993.??.??"]
[Round "1"]
[White "Cifuentes Parada, Roberto"]
[Black "Kamstra, Cor"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2495"]
[BlackElo "2240"]
[PlyCount "88"]
[EventDate "1993.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nf3 c6 4. Nc3 d6 5. a4 Na6 6. Be2 Nh6 7. 0-0 0-0 8. h3 Nc7 9. Bf4 f6 10. Qd2 Nf7 11. Bc4 e6 12. Rfe1 Qe7 13. b4 Kh8 14. b5 e5 15. Be3 f5 16. exf5 d5 17. fxg6 hxg6 18. Bf1 e4 19. Ng5 Ne6 20. Nxf7+ Rxf7 21. bxc6 bxc6 22. Rab1 Qf6 23. Ne2 Ba6 24. c3 g5 25. Ng3 Bxf1 26. Rxf1 Nf4 27. f3 exf3 28. Rxf3 Nxh3+ 29. Kh1 Nf4 30. Bxf4 gxf4 31. Nh5 Qg6 32. Rbf1 Qxh5+ 33. Rh3 Qxh3+ 34. gxh3 f3 35. Rf2 Rf6 36. Kg1 Bh6 37. Qd3 Rg8+ 38. Kf1 Re8 39. Qa6 Be3 40. Qxa7 Bxf2 41. Kxf2 Re2+ 42. Kf1 f2 43. Qb8+ Kh7 44. Qb1+ Re4 0-1

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1993.??.??"]
[Round "9"]
[White "Kamstra, Cor"]
[Black "Dutreeuw, Marc"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "2240"]
[BlackElo "2455"]
[PlyCount "73"]
[EventDate "1993.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bxf6 Bxf6 7. e3 0-0 8. h4 g6 9. Qb3 c6 10. g3 Nd7 11. Bg2 Rb8 12. 0-0 b5 13. c5 Bg7 14. Qc2 f5 15. Ne2 g5 16. hxg5 hxg5 17. g4 e5 18. gxf5 e4 19. Nd2 g4 20. Nxe4 dxe4 21. Qxe4 Nf6 22. Qf4 Bd7 23. e4 Qe8 24. Ng3 Qf7 25. Rfe1 Rbd8 26. b3 Bc8 27. Rad1 Kh7 28. Qg5 Bh6 29. Qh4 Qg7 30. e5 Nd5 31. f6 Qg5 32. Qh2 Rh8 33. Ne4 Qf4 34. Qh5 Be6 35. Nd6 Kg8 36. Qg6+ Kf8 37. f7 1-0

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1993.??.??"]
[Round "8"]
[White "Kamstra, Cor"]
[Black "Hodgson, Julian M"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "2240"]
[BlackElo "2625"]
[PlyCount "62"]
[EventDate "1993.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. Nf3 e4 4. Ng1 h6 5. Nc3 Nf6 6. e3 c6 7. Nge2 Na6 8. Ng3 d5 9. Nh5 Nxh5 10. Qxh5 Nc7 11. cxd5 cxd5 12. Bd2 Be6 13. Rc1 Bd6 14. Nb5 Nxb5 15. Bxb5+ Kf8 16. Qd1 Qg5 17. g3 g6 18. h4 Qe7 19. Kf1 Kg7 20. Kg2 f5 21. f4 exf3+ 22. Qxf3 Rad8 23. a3 Rhf8 24. Ba4 Rf6 25. Bb3 Bf7 26. Ba5 Re8 27. Rhe1 g5 28. hxg5 hxg5 29. Kf2 Rh6 30. Rh1 Bh5 31. Rxh5 Rxh5 0-1

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1993.??.??"]
[Round "6"]
[White "Kamstra, Cor"]
[Black "Kohler, Aran"]
[Result "1-0"]
[ECO "E30"]
[WhiteElo "2240"]
[BlackElo "2340"]
[PlyCount "68"]
[EventDate "1993.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 Bxc3+ 5. bxc3 d6 6. e3 Nbd7 7. Bd3 h6 8. Bh4 Qe7 9. Ne2 b6 10. f3 Bb7 11. e4 g5 12. Bf2 h5 13. Be3 Rg8 14. Qd2 Nh7 15. h4 gxh4 16. Nf4 Nhf6 17. 0-0-0 0-0-0 18. Rh2 c5 19. Bf2 cxd4 20. cxd4 e5 21. Nd5 Bxd5 22. cxd5 h3 23. gxh3 Kb7 24. Bh4 Rc8+ 25. Kb1 exd4 26. f4 Qe8 27. Re2 Rc3 28. Bb5 Rc5 29. Bc6+ Kb8 30. Bxf6 Qc8 31. Bxd4 Rc4 32. Rg2 Rxg2 33. Qxg2 Rb4+ 34. Ka1 Nc5 1-0

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1993.??.??"]
[Round "2"]
[White "Kamstra, Cor"]
[Black "Kohlweyer, Bernd"]
[Result "0-1"]
[ECO "E31"]
[WhiteElo "2240"]
[BlackElo "2455"]
[PlyCount "82"]
[EventDate "1993.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 c5 6. d5 Bxc3+ 7. bxc3 d6 8. e3 Qe7 9. Qc2 Nbd7 10. Nf3 Nb6 11. Bd3 exd5 12. cxd5 Nbxd5 13. 0-0 0-0 14. Rad1 Be6 15. Rfe1 Rfd8 16. Nd2 g5 17. Bg3 Nh5 18. f4 Bg4 19. Nf3 Bxf3 20. gxf3 Nxe3 21. Bc4 Qe6 22. Rxe3 Qxe3+ 23. Bf2 Qxf4 24. Qg6+ Ng7 25. Bd5 h5 26. Qh6 Re8 27. Bg3 Qf5 28. c4 Rad8 29. Be4 Rxe4 30. fxe4 Qg4 31. Rd5 Ne6 32. Kf1 h4 33. Be1 h3 34. Bg3 Qf3+ 35. Ke1 Qxe4+ 36. Kd2 Qg4 37. Kc3 b5 38. cxb5 Qb4+ 39. Kd3 Qb1+ 40. Ke3 Re8 41. Kf3 Qh1+ 0-1

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1993.??.??"]
[Round "4"]
[White "Kamstra, Cor"]
[Black "Lau, Ralf"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "2240"]
[BlackElo "2510"]
[PlyCount "72"]
[EventDate "1993.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Nc3 c5 7. a3 Bxc3+ 8. bxc3 Nf6 9. Nf3 Qa5 10. Qb3 0-0 11. Bd3 cxd4 12. Qb4 Qxb4 13. cxb4 a5 14. Bb2 axb4 15. axb4 Rxa1+ 16. Bxa1 Na6 17. b5 Nc5 18. Ke2 e5 19. Nxe5 Re8 20. f4 Ng4 21. Kd2 Nf2 22. Rf1 Nfxd3 23. Nxd3 Ne4+ 24. Kc1 Be6 25. Re1 Bxc4 26. Nc5 f5 27. Bxd4 Bxb5 28. Nxb7 Rb8 29. Na5 Bd3 30. Bb2 Rc8+ 31. Kd1 Rc2 32. Bd4 Rxg2 33. Rh1 Ra2 34. Nc6 Rd2+ 35. Ke1 Rc2 36. Rg1 Rc1# 0-1

[Event "NED-chT"]
[Site "Netherlands"]
[Date "1993.??.??"]
[Round "1"]
[White "Kamstra, Cor"]
[Black "Nijboer, Friso"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "2240"]
[BlackElo "2505"]
[PlyCount "54"]
[EventDate "1993.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nf6 5. Bg5 0-0 6. Qd2 c6 7. f4 d5 8. e5 Ne4 9. Nxe4 dxe4 10. Ne2 f6 11. exf6 exf6 12. Bh4 Nd7 13. 0-0-0 Qe8 14. Qe3 f5 15. Nc3 Nf6 16. h3 Be6 17. Be2 Qf7 18. b3 b5 19. c5 a5 20. Kb1 Bxb3 21. axb3 Qxb3+ 22. Ka1 b4 23. Rc1 Qa3+ 24. Kb1 bxc3 25. Bc4+ Nd5 26. Rxc3 Rab8+ 27. Kc2 Qa4+ 0-1

[Event "Groningen op"]
[Site "Groningen"]
[Date "1993.??.??"]
[Round "2"]
[White "Kamstra, Cor"]
[Black "Ziatdinov, Raset"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "2240"]
[BlackElo "2455"]
[PlyCount "80"]
[EventDate "1993.12.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "CBM 038 Extra"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bg4 4. h3 Bh5 5. g4 Bg6 6. Ne5 Nfd7 7. Nxg6 hxg6 8. c4 c6 9. Nc3 e6 10. Bd3 Be7 11. Bd2 dxc4 12. Bxc4 Nb6 13. Bb3 N8d7 14. Qf3 a5 15. a3 Nd5 16. e4 Nxc3 17. Bxc3 Qb6 18. Ba2 Bf6 19. Rd1 Qa6 20. Qe2 b5 21. g5 Be7 22. d5 cxd5 23. exd5 e5 24. d6 Bxg5 25. Qg4 Bf6 26. Bxf7+ Kd8 27. Bd5 Rb8 28. 0-0 Rb6 29. Bg2 Nf8 30. Rd5 Rh5 31. Rc1 Rg5 32. Qe4 Ne6 33. Bxe5 Bxe5 34. Rxe5 Rxe5 35. Qxe5 Rxd6 36. Bd5 Nc7 37. Bf7 Rc6 38. Rd1+ Kc8 39. Qe7 Rf6 40. Rd8+ Kb7 1-0

[Event "NED-chT"]
[Site "Netherlands"]
[Date "1993.??.??"]
[Round "5"]
[White "Kuijf, Marinus"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "C24"]
[WhiteElo "2440"]
[BlackElo "2240"]
[PlyCount "79"]
[EventDate "1993.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 Be7 5. 0-0 d6 6. Re1 Nbd7 7. c3 h6 8. Nbd2 g5 9. Nf1 Nf8 10. d4 Qc7 11. Qb3 Rh7 12. Ng3 Ng6 13. dxe5 dxe5 14. Nf5 Nf4 15. Nxe7 Qxe7 16. Qb4 Qxb4 17. cxb4 Nd7 18. g3 Ng6 19. Be3 Nb6 20. Bb3 Be6 21. Bxe6 fxe6 22. Rad1 Rd8 23. Rxd8+ Kxd8 24. b3 Nc8 25. h3 Kc7 26. Nh2 Nh8 27. Kg2 Nd6 28. f3 Rd7 29. Ng4 Nhf7 30. h4 Nb5 31. hxg5 hxg5 32. Rh1 Nc3 33. Rh7 Nd1 34. Bc1 Nc3 35. Nf6 Re7 36. Bxg5 Kc8 37. Rg7 Rc7 38. Rg8+ Nd8 39. Nd5 Rd7 40. Nxc3 1-0

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1993.??.??"]
[Round "3"]
[White "Riemersma, Liafbern"]
[Black "Kamstra, Cor"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2420"]
[BlackElo "2240"]
[PlyCount "108"]
[EventDate "1993.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Be3 Bg7 4. Qd2 Nc6 5. Nc3 e5 6. Nge2 f5 7. exf5 Bxf5 8. 0-0-0 Nf6 9. dxe5 Nxe5 10. Nd4 Bd7 11. f4 Nf7 12. h3 c6 13. f5 gxf5 14. Bd3 b5 15. Nxf5 Bxf5 16. Bxf5 b4 17. Ne4 Nxe4 18. Bxe4 d5 19. Qe2 Qe7 20. Bf3 0-0 21. Bd4 Qxe2 22. Bxe2 Nd6 23. Bxg7 Kxg7 24. Rd4 Rf2 25. Bf3 a5 26. Re1 Re8 27. Rxe8 Nxe8 28. Rd2 Rf1+ 29. Rd1 Rf2 30. Re1 Nd6 31. b3 Kf6 32. Re2 Rxe2 33. Bxe2 Ke5 34. Bd3 h6 35. Kd2 Kf4 36. c3 Kg3 37. cxb4 axb4 38. Bg6 Kxg2 39. h4 Kg3 40. h5 Kf3 41. Kd3 c5 42. Bh7 Kf4 43. Bg8 Ke5 44. Ke3 c4 45. bxc4 dxc4 46. Kd2 Kd4 47. Kc2 Nb5 48. Bf7 Nc3 49. Kb2 Kd3 50. Bg8 Ne2 51. a4 bxa3+ 52. Kxa3 c3 53. Bh7+ Kd2 54. Kb3 Nf4 0-1

[Event "NED-chT"]
[Site "Netherlands"]
[Date "1993.??.??"]
[Round "6"]
[White "Van de Griendt, Jan Willem"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "A27"]
[WhiteElo "2400"]
[BlackElo "2240"]
[PlyCount "143"]
[EventDate "1993.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. Nf3 e5 5. g3 exd4 6. Nxd4 Ne7 7. Bg2 Nbc6 8. Nc2 0-0 9. 0-0 Ne5 10. Ne3 Nf5 11. Ncd5 c6 12. Nxf5 Bxf5 13. Ne3 Be6 14. Qc2 d5 15. cxd5 cxd5 16. Rd1 d4 17. Bxb7 Rb8 18. Bg2 Qa5 19. Nf1 Rfc8 20. Qd2 Qa4 21. Qe1 Rc2 22. Rd2 Rc5 23. h3 Qa6 24. Rd1 Ra5 25. a3 d3 26. Rd2 dxe2 27. Qxe2 Bc4 28. Qe4 Bd3 29. Qe3 Bf5 30. Rd5 Rxd5 31. Bxd5 Bxh3 32. Nd2 Rd8 33. Bg2 Bxg2 34. Kxg2 Qc6+ 35. Qe4 Qxe4+ 36. Nxe4 Rd1 37. Nc3 Re1 38. Rb1 Nc4 39. Bd2 Rxb1 40. Nxb1 Bxb2 41. Bb4 Kg7 42. Be7 f5 43. Kf3 Kf7 44. Bc5 a6 45. Ke2 Ke6 46. Bf8 Kd5 47. Bb4 h5 48. Be7 Ke6 49. Bb4 g5 50. Bf8 g4 51. Bb4 f4 52. Kd3 fxg3 53. fxg3 Nd6 54. Nd2 Be5 55. Nf1 Nf5 56. Be1 Kd5 57. a4 Bd6 58. Bf2 Bc7 59. Be1 Bb6 60. Nd2 Ba5 61. Ke2 Bxd2 62. Kxd2 Kc4 63. Ke2 Kb3 64. Kd3 Kxa4 65. Ke4 Nd6+ 66. Kf4 Nf7 67. Kf5 Kb3 68. Kg6 Kc2 69. Kxf7 Kd1 70. Ba5 Ke2 71. Kg6 Kf3 72. Bc7 1-0

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1993.??.??"]
[Round "7"]
[White "Zaiatz, Elena"]
[Black "Kamstra, Cor"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "2340"]
[BlackElo "2240"]
[PlyCount "48"]
[EventDate "1993.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. c4 d6 4. Nc3 Nc6 5. d5 Ne5 6. h3 c6 7. Be3 Nf6 8. Be2 Qa5 9. Qc2 b5 10. cxb5 cxd5 11. f4 Ned7 12. Kf2 dxe4 13. Nxe4 Bb7 14. Nxf6+ Nxf6 15. Kg3 Rc8 16. Qb3 Nd5 17. Bf3 Nxe3 18. Bxb7 Qd2 19. Kh2 d5 20. Ne2 Qxe2 21. Rhg1 Bh6 22. Bxc8 Bxf4+ 23. Kh1 Qf2 24. b6 Qg3 0-1

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1992.??.??"]
[Round "1"]
[White "Kamstra, Cor"]
[Black "Yakovich, Yuri"]
[Result "0-1"]
[ECO "B23"]
[BlackElo "2520"]
[PlyCount "60"]
[EventDate "1992.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 d5 4. d3 d4 5. Nce2 Nc6 6. Bg2 g6 7. f4 Bg7 8. Nf3 Nge7 9. g4 f5 10. gxf5 exf5 11. Ng3 Qc7 12. 0-0 0-0 13. exf5 Nxf5 14. Nxf5 gxf5 15. Ng5 Qd6 16. c4 dxc3 17. bxc3 Nd8 18. Ba3 h6 19. Nf3 Ne6 20. d4 Qxf4 21. Qb3 Kh7 22. Rae1 Qc7 23. dxc5 Nf4 24. c6 Nxg2 25. Re7 Qxc6 26. Nd4 Qg6 27. Kh1 f4 28. Rg1 f3 29. Nxf3 Rxf3 30. Rxg7+ Qxg7 0-1

[Event "NED-ch46 sf"]
[Site "Enschede"]
[Date "1990.12.02"]
[Round "9"]
[White "Peek, Marcel"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "2365"]
[PlyCount "117"]
[EventDate "1990.11.02"]
[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 f5 8. gxf5 gxf5 9. Qh5+ Ng6 10. exf5 Qh4 11. Qxh4 Nxh4 12. Nb5 Kd8 13. Nxa7 Bxf5 14. Nb5 Bh6 15. Bxh6 Nxh6 16. Nc3 Rg8 17. Be2 e4 18. Nd1 Ng2+ 19. Kd2 Nf4 20. Ne3 Bd7 21. f3 Nf5 22. fxe4 Nd4 23. Bd1 Re8 24. Ne2 Nf3+ 25. Kc2 Rxe4 26. Nxf4 Rxe3 27. Bxf3 Rxf3 28. Raf1 Bf5+ 29. Kd2 Rxf1 30. Rxf1 Rxa2 31. Kc3 Ke7 32. Ne2 Bg6 33. Nd4 Ra8 34. Ne6 c6 35. Nf4 Bf5 36. Rg1 Kf6 37. Nh5+ Ke5 38. Re1+ Be4 39. Ng3 cxd5 40. cxd5 Ra4 41. b4 Kxd5 42. Nxe4 Ra3+ 43. Kb2 Rh3 44. Re2 b5 45. Nc3+ Kc4 46. Re4+ Kd3 47. Kb3 h5 48. Re6 d5 49. Re5 d4 50. Nxb5 h4 51. Rd5 Ke2+ 52. Kc4 d3 53. Nc3+ Kd2 54. Ne4+ Kc2 55. Nf2 Rxh2 56. Nxd3 h3 57. Rh5 Rh1 58. Nf2 Rg1 59. Rxh3 1-0

[Event "NED-ch46 sf"]
[Site "Enschede"]
[Date "1990.12.01"]
[Round "8"]
[White "Kamstra, Cor"]
[Black "Bertholee, Rob"]
[Result "0-1"]
[ECO "E30"]
[BlackElo "2360"]
[PlyCount "66"]
[EventDate "1990.11.02"]
[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. Bg5 c5 5. d5 b5 6. e4 h6 7. Bh4 d6 8. Bd3 bxc4 9. Bxc4 0-0 10. Nge2 e5 11. 0-0 g5 12. Bg3 Nh5 13. a3 Ba5 14. Rb1 f5 15. b4 cxb4 16. axb4 Bb6 17. Bxe5 f4 18. Bd4 f3 19. gxf3 Bh3 20. Re1 Nd7 21. e5 Nxe5 22. Bxe5 dxe5 23. d6+ Kh8 24. Ng3 Nf4 25. Nge4 g4 26. fxg4 Rc8 27. Ba2 Qh4 28. Nd5 Nxd5 29. Qxd5 Qxg4+ 30. Ng3 Rxf2 31. Qxe5+ Kh7 32. Qe4+ Qxe4 33. Nxe4 Rxa2+ 0-1

[Event "NED-ch46 sf"]
[Site "Enschede"]
[Date "1990.11.30"]
[Round "7"]
[White "Kamstra, Cor"]
[Black "Peelen, Piet"]
[Result "0-1"]
[ECO "D80"]
[BlackElo "2380"]
[PlyCount "122"]
[EventDate "1990.11.02"]
[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 d5 4. Bg5 Ne4 5. Bh4 c5 6. e3 Qa5 7. Qb3 cxd4 8. exd4 Bh6 9. Rd1 Be6 10. Nf3 Nxc3 11. bxc3 0-0 12. c5 b6 13. Qb4 Qxa2 14. Bd3 bxc5 15. dxc5 Nc6 16. Qb5 Bd7 17. Qb7 Rfd8 18. 0-0 Rab8 19. Qc7 Rbc8 20. Qg3 Qa5 21. c4 dxc4 22. Bxc4 Qb4 23. Bxe7 Nxe7 24. Qh4 Kg7 25. Qd4+ f6 26. Rfe1 Be6 27. Bxe6 Rxd4 28. Rxd4 Qxd4 29. Nxd4 Rxc5 30. Bb3 Re5 31. Ra1 Bd2 32. g3 a5 33. Rd1 Bc3 34. Ne6+ Kh6 35. h4 Nc6 36. Rd7 Rb5 37. Bc4 Rb1+ 38. Kg2 Ne5 39. Rc7 Nxc4 40. Rxc4 Rb6 41. Nf4 Be5 42. Nd3 Bd6 43. g4 Kg7 44. Rd4 Kf7 45. f4 Ra6 46. Ra4 Ke6 47. Kf3 Kd5 48. f5 gxf5 49. gxf5 h5 50. Nf2 Kc6 51. Ne4 Be5 52. Ke3 Kb5 53. Ra2 a4 54. Kd3 a3 55. Kc2 Rc6+ 56. Kb3 Bb2 57. Rxb2 axb2 58. Kxb2 Kc4 59. Ng3 Kd4 60. Nxh5 Ke5 61. Ng3 Rc8 0-1

[Event "NED-ch46 sf"]
[Site "Enschede"]
[Date "1990.11.18"]
[Round "6"]
[White "Van der Linde, Meindert"]
[Black "Kamstra, Cor"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2255"]
[PlyCount "77"]
[EventDate "1990.11.02"]
[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. Nf3 c6 4. Nc3 d5 5. h3 Nf6 6. Bd3 dxe4 7. Nxe4 Nxe4 8. Bxe4 Nd7 9. 0-0 0-0 10. Re1 c5 11. c3 cxd4 12. Nxd4 Nc5 13. Bc2 e5 14. Nb3 Ne6 15. Qxd8 Rxd8 16. Be3 f5 17. Rad1 b6 18. Rxd8+ Nxd8 19. f4 exf4 20. Bxf4 Ne6 21. Be5 Bxe5 22. Rxe5 Kf7 23. Rd5 Ke7 24. Nd4 Bd7 25. g3 Rf8 26. Nxe6 Bxe6 27. Rd4 g5 28. h4 h6 29. a4 Kf6 30. Kf2 Ke5 31. Rd1 Bd5 32. a5 bxa5 33. Ra1 gxh4 34. gxh4 Rg8 35. Bd1 Rg2+ 36. Kf1 a4 37. Bxa4 Rxb2 38. Bd7 a6 39. Ra5 0-1

[Event "NED-ch46 sf"]
[Site "Enschede"]
[Date "1990.11.17"]
[Round "5"]
[White "Welling, Gerard J"]
[Black "Kamstra, Cor"]
[Result "0-1"]
[ECO "A49"]
[WhiteElo "2370"]
[PlyCount "80"]
[EventDate "1990.11.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. b3 g6 2. Bb2 Nf6 3. Nf3 Bg7 4. g3 d6 5. d4 c5 6. dxc5 Qa5+ 7. Nbd2 Qxc5 8. Bd4 Qf5 9. Bg2 Nc6 10. Bb2 0-0 11. 0-0 Qh5 12. c4 Bh3 13. Bxh3 Qxh3 14. Bxf6 Bxf6 15. Rc1 Bb2 16. Rb1 Bg7 17. b4 Rfc8 18. Qb3 a5 19. a3 axb4 20. axb4 Qf5 21. Rfc1 g5 22. e4 Qf6 23. h3 h5 24. b5 Nd4 25. Nxd4 Qxd4 26. Nf3 Qxe4 27. Nxg5 Qf5 28. h4 Bd4 29. Qc2 Qxc2 30. Rxc2 Ra3 31. Kg2 Rc3 32. Re2 Rc7 33. Rb4 Kf8 34. Re4 e5 35. f4 R7xc4 36. Rxc4 Rxc4 37. Nf3 f5 38. Re2 e4 39. Ng5 Ke7 40. Ra2 Rb4 0-1

[Event "NED-ch46 sf"]
[Site "Enschede"]
[Date "1990.11.16"]
[Round "4"]
[White "Kamstra, Cor"]
[Black "Theulings, Paul Peter"]
[Result "1-0"]
[ECO "E30"]
[PlyCount "55"]
[EventDate "1990.11.02"]
[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. Bg5 c5 5. d5 exd5 6. cxd5 d6 7. e3 Nbd7 8. Bd3 Qa5 9. Nge2 Nxd5 10. 0-0 c4 11. Bc2 Bxc3 12. bxc3 0-0 13. Ng3 Ne5 14. e4 Nxc3 15. Qe1 Nd3 16. Bxd3 Qxg5 17. Bxc4 Na4 18. Rc1 Qe7 19. f4 Nb6 20. Bb3 Be6 21. f5 Bxb3 22. f6 Qe5 23. axb3 Rfc8 24. Rf5 Qd4+ 25. Kh1 Qb2 26. Rb1 Qc2 27. fxg7 Rc3 28. Rf2 1-0

[Event "NED-ch46 sf"]
[Site "Enschede"]
[Date "1990.11.04"]
[Round "3"]
[White "Den Broeder, Guido"]
[Black "Kamstra, Cor"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2355"]
[PlyCount "83"]
[EventDate "1990.11.02"]
[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 g6 2. d4 Bg7 3. Bc4 c6 4. Bb3 d5 5. exd5 cxd5 6. Nf3 Nc6 7. 0-0 Nf6 8. c3 0-0 9. Re1 Bf5 10. Nbd2 Na5 11. Ba4 a6 12. Qe2 b5 13. Bd1 Re8 14. Ne5 Nc4 15. a4 Qb6 16. Ndxc4 dxc4 17. Qf3 Rac8 18. a5 Qd6 19. Bf4 Nd5 20. g4 Nxf4 21. gxf5 g5 22. Bc2 f6 23. Ng4 h5 24. Ne3 g4 25. Qe4 Bh6 26. Kh1 Kh7 27. Ng2 Nh3 28. Re2 b4 29. Ba4 Rg8 30. Qxe7+ Qxe7 31. Rxe7+ Rg7 32. Re2 bxc3 33. bxc3 Rb8 34. Be8 Nxf2+ 35. Kg1 Nh3+ 36. Kf1 Rb3 37. Bg6+ Kh8 38. Re8+ Rg8 39. Re7 Rg7 40. Re8+ Rg8 41. Re7 Rg7 42. Re8+ 1/2-1/2

[Event "NED-ch46 sf"]
[Site "Enschede"]
[Date "1990.11.03"]
[Round "2"]
[White "Kamstra, Cor"]
[Black "Bartels, Hans A"]
[Result "0-1"]
[ECO "D58"]
[BlackElo "2395"]
[PlyCount "64"]
[EventDate "1990.11.02"]
[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 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nf3 h6 7. Bh4 b6 8. Rb1 Nbd7 9. cxd5 Nxd5 10. Bxe7 Qxe7 11. Nxd5 exd5 12. b4 c5 13. bxc5 bxc5 14. Bd3 c4 15. Bc2 Ba6 16. 0-0 Rab8 17. Bf5 Rxb1 18. Bxb1 Rb8 19. Qa4 Qd6 20. Ne5 Nxe5 21. dxe5 Qb6 22. h4 c3 23. Rd1 Qxb1 24. Rxb1 Rxb1+ 25. Kh2 Bd3 26. e6 fxe6 27. Qc6 c2 28. Qxe6+ Kh7 29. f4 c1Q 30. f5 Qh1+ 31. Kg3 Qe1+ 32. Kh3 Rb6 0-1

[Event "NED-ch46 sf"]
[Site "Enschede"]
[Date "1990.11.02"]
[Round "1"]
[White "Timmerman, Gert Jan"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2300"]
[PlyCount "57"]
[EventDate "1990.11.02"]
[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 g6 2. d4 Bg7 3. Nc3 c6 4. Bc4 Nf6 5. e5 Nd5 6. Bd2 d6 7. Qe2 0-0 8. 0-0-0 Nxc3 9. Bxc3 b5 10. Bd3 Na6 11. Nf3 b4 12. Bd2 Qa5 13. Kb1 Be6 14. Bc4 Bxc4 15. Qxc4 c5 16. e6 f5 17. dxc5 Rfc8 18. Be3 Nxc5 19. Rd5 Rab8 20. Rhd1 Qa4 21. Bxc5 Rxc5 22. Rxc5 dxc5 23. Qxc5 Bf6 24. Ne5 Rb5 25. Qc8+ Kg7 26. Nd7 g5 27. Qf8+ Kg6 28. Qf7+ Kh6 29. Nxf6 1-0

[Event "Groningen Casino op"]
[Site "Groningen"]
[Date "1988.12.30"]
[Round "9"]
[White "Michalet, Guy"]
[Black "Kamstra, Cor"]
[Result "1/2-1/2"]
[ECO "E10"]
[WhiteElo "2215"]
[PlyCount "32"]
[EventDate "1988.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 Nc6 5. d5 Na5 6. Nc3 Nxc4 7. e4 b5 8. Bxc4 bxc4 9. 0-0 d6 10. Qa4+ Qd7 11. Qxc4 exd5 12. Nxd5 Nxd5 13. exd5 Be7 14. Bd2 Qg4 15. Qxg4 Bxg4 16. Kg2 Bf6 1/2-1/2

[Event "Groningen Casino op"]
[Site "Groningen"]
[Date "1988.12.29"]
[Round "8"]
[White "Kamstra, Cor"]
[Black "Hegeler, Anja"]
[Result "0-1"]
[ECO "A53"]
[BlackElo "2195"]
[PlyCount "68"]
[EventDate "1988.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. c4 Nbd7 4. Bf4 Ne4 5. Qc2 Ndf6 6. e3 c6 7. a3 g5 8. Bg3 h5 9. h4 g4 10. Ng5 Nxg3 11. fxg3 Bh6 12. Nc3 Rg8 13. Bd3 Bxg5 14. hxg5 Rxg5 15. 0-0-0 Bd7 16. e4 Qb6 17. Qd2 Ra5 18. b4 Rxa3 19. Qb2 Qa6 20. c5 Ra1+ 21. Kc2 Rxd1 22. Rxd1 b5 23. e5 dxe5 24. dxe5 Nd5 25. Ra1 Nxb4+ 26. Kb1 Nxd3 27. Qd2 Qc8 28. Qg5 Bf5 29. Qg8+ Kd7 30. Qxf7 Be6 31. Qg6 Nxc5 32. Kb2 Kc7 33. Qg7 Qf8 34. Rxa7+ Kb6 0-1

[Event "Groningen Casino op"]
[Site "Groningen"]
[Date "1988.12.28"]
[Round "7"]
[White "Kamstra, Cor"]
[Black "Booij, Johan"]
[Result "1/2-1/2"]
[ECO "D00"]
[BlackElo "2295"]
[PlyCount "97"]
[EventDate "1988.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c3 g6 3. Bg5 Bg7 4. Nd2 d5 5. e3 0-0 6. Bd3 b6 7. f4 Ba6 8. Bxa6 Nxa6 9. Qf3 c5 10. Ne2 Qd7 11. a4 Qe6 12. 0-0 Ne4 13. Nxe4 dxe4 14. Qg3 f6 15. Bh4 Qb3 16. Rfb1 Qc4 17. Qe1 e5 18. dxe5 fxe5 19. Rd1 Nb8 20. Rd6 exf4 21. exf4 Re8 22. Qd2 Bf8 23. Rd8 Nc6 24. Rxa8 Rxa8 25. Qd7 Ne7 26. Ng3 Kf7 27. Re1 Qd5 28. Qxd5+ Nxd5 29. Nxe4 h6 30. c4 Nb4 31. Rd1 Ke6 32. g4 Nc2 33. Rd5 Ne3 34. Re5+ Kf7 35. Nd6+ Bxd6 36. Rxe3 Bxf4 37. Rf3 g5 38. Bg3 Kg6 39. Bxf4 Rf8 40. Kf2 gxf4 41. Rd3 h5 42. Kf3 Rf6 43. h4 hxg4+ 44. Kxg4 f3 45. Rxf3 Rd6 46. h5+ Kh6 47. Kf5 Rd2 48. b3 Re2 49. Rg3 1/2-1/2

[Event "Groningen Casino op"]
[Site "Groningen"]
[Date "1988.12.27"]
[Round "6"]
[White "Gutman, Lev"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2490"]
[PlyCount "46"]
[EventDate "1988.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. d4 d6 4. Bg2 Bg4 5. 0-0 Nc6 6. c3 Qc8 7. Qb3 Nf6 8. Nbd2 0-0 9. Re1 Be6 10. Qc2 Bh3 11. e4 Bxg2 12. Kxg2 e5 13. dxe5 dxe5 14. Nc4 Nh5 15. h3 h6 16. Ne3 f5 17. exf5 gxf5 18. Nd5 Rf7 19. Be3 Qe6 20. Rad1 e4 21. Nh4 Ne5 22. Nf4 Nxf4+ 23. Bxf4 Nd3 1-0

[Event "Groningen Casino op"]
[Site "Groningen"]
[Date "1988.12.26"]
[Round "5"]
[White "Heyken, Enno"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "2450"]
[PlyCount "69"]
[EventDate "1988.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 g6 2. c4 Bg7 3. e4 d6 4. d4 e5 5. Be2 exd4 6. Nxd4 Nc6 7. Be3 Nge7 8. Nc3 0-0 9. 0-0 f5 10. Nxc6 Nxc6 11. exf5 Bxf5 12. Qd2 Qf6 13. Rad1 Rae8 14. Nd5 Qd8 15. c5 Rf7 16. cxd6 Qxd6 17. Bb5 Bd7 18. Qc1 g5 19. Nb6 Qe5 20. Rd5 axb6 21. Rxe5 Nxe5 22. Bxd7 Rxd7 23. Bxg5 Re6 24. h4 Rc6 25. Qe3 Rd3 26. Qe2 Rcd6 27. Bf4 R6d5 28. Re1 h5 29. Bxe5 Bxe5 30. g3 Bd6 31. Qe6+ Kg7 32. Qd7+ Kg8 33. Re8+ Bf8 34. Qc8 Rf3 35. Qe6+ 1-0

[Event "Groningen Casino op"]
[Site "Groningen"]
[Date "1988.12.24"]
[Round "4"]
[White "Kamstra, Cor"]
[Black "Zagema, Wieb"]
[Result "1-0"]
[ECO "A51"]
[PlyCount "80"]
[EventDate "1988.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. e3 exd4 4. exd4 Bb4+ 5. Bd2 Bxd2+ 6. Nxd2 0-0 7. Bd3 d5 8. Ne2 Nc6 9. h3 Nb4 10. Qb3 Nxd3+ 11. Qxd3 dxc4 12. Nxc4 Qd5 13. Ne3 Qa5+ 14. Nc3 Qg5 15. Rd1 Nh5 16. Qb5 f5 17. 0-0 c6 18. Qe5 Bd7 19. f4 Qh6 20. d5 Rae8 21. Qd4 cxd5 22. Nexd5 Bc6 23. Rfe1 Qg6 24. Qxa7 Kh8 25. Qf2 Qf7 26. Rxe8 Rxe8 27. Re1 Rd8 28. Re7 Qf8 29. Re5 Nf6 30. Nxf6 Qxf6 31. Kh2 h6 32. Qe3 Qg6 33. Qg3 Qh5 34. Re7 Rg8 35. h4 g5 36. fxg5 Qg6 37. Qe5+ Rg7 38. Rxg7 Qxg7 39. Qxg7+ Kxg7 40. gxh6+ Kxh6 1-0

[Event "Groningen Casino op"]
[Site "Groningen"]
[Date "1988.12.23"]
[Round "3"]
[White "Kamstra, Cor"]
[Black "Ermenkov, Evgenij"]
[Result "0-1"]
[ECO "A42"]
[BlackElo "2475"]
[PlyCount "64"]
[EventDate "1988.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. Nc3 e5 5. e4 exd4 6. Nxd4 Nc6 7. Be3 Nge7 8. Be2 0-0 9. Qd2 f5 10. exf5 Bxd4 11. Bxd4 Nxf5 12. Be3 Nxe3 13. Qxe3 Qf6 14. 0-0 Be6 15. Rad1 Rae8 16. Qd2 Kh8 17. f4 Re7 18. Kh1 Rfe8 19. g4 Qf7 20. g5 Qf5 21. Bf3 h5 22. Bd5 Kg7 23. b3 Bxd5+ 24. Nxd5 Re2 25. Qc3+ Kf7 26. Qf6+ Qxf6 27. Nxf6 R8e3 28. Rg1 Rxa2 29. Rg3 Ree2 30. c5 Ne7 31. cxd6 Nf5 32. Rc3 cxd6 0-1

[Event "Groningen Casino op"]
[Site "Groningen"]
[Date "1988.12.21"]
[Round "1"]
[White "Vincent, Stephane"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2285"]
[PlyCount "59"]
[EventDate "1988.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. Nf3 e4 4. Ng5 f5 5. Nc3 Nf6 6. h4 g6 7. e3 h6 8. Nh3 g5 9. Nd5 Be6 10. hxg5 hxg5 11. Nxg5 Rxh1 12. Nxe6 Qc8 13. Nxf6+ Kf7 14. Nxe4 fxe4 15. Ng5+ Kg7 16. Nxe4 d5 17. Ng3 Rh2 18. Qf3 Nc6 19. Nh5+ Kh8 20. Qf6+ Kg8 21. Qg5+ Kh8 22. cxd5 Qe8 23. Nf6 Bb4+ 24. Bd2 Qf8 25. dxc6 Bxd2+ 26. Kxd2 Qb4+ 27. Kc2 Qa4+ 28. b3 Qxc6+ 29. Kb2 Rf8 30. Qe5 1-0

[Event "NED-chT"]
[Site "Netherlands"]
[Date "1987.??.??"]
[Round "?"]
[White "Meulders, Richard"]
[Black "Kamstra, Cor"]
[Result "1-0"]
[ECO "E48"]
[WhiteElo "2360"]
[PlyCount "49"]
[EventDate "1987.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 c5 6. Nge2 d5 7. cxd5 cxd4 8. exd4 exd5 9. 0-0 h6 10. Bf4 Nc6 11. Rc1 Bg4 12. h3 Bxe2 13. Bxe2 Re8 14. Bf3 Bd6 15. Be3 Bc7 16. Re1 Qd6 17. g3 Bb6 18. Re2 Rxe3 19. Rxe3 Nxd4 20. Rd3 Qb4 21. Nxd5 Nxd5 22. Bxd5 Re8 23. Kg2 Re5 24. Rc4 Qxb2 25. Rcxd4 1-0

