[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "3"]
[White "Heine, Ivar"]
[Black "Van Herk, R."]
[Result "1/2-1/2"]
[ECO "D41"]
[PlyCount "83"]
[EventDate "1997.??.??"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Nc6 7. cxd5 Nxd5 8. Bc4 Be7 9. 0-0 0-0 10. Qe2 a6 11. Rd1 Na5 12. Bxd5 exd5 13. Nxd5 Qxd5 14. Qxe7 Bg4 15. Qa3 Bxf3 16. Qxf3 Qxf3 17. gxf3 Rfe8 18. Bd2 Nc4 19. Bc3 Re6 20. Re1 Rg6+ 21. Kf1 Rd8 22. Re7 b5 23. Rae1 h6 24. Re8+ Rxe8 25. Rxe8+ Kh7 26. Ra8 Rb6 27. Rc8 Nd6 28. Rc7 b4 29. Bd2 Kg6 30. d5 a5 31. Rc6 Rxc6 32. dxc6 Kf5 33. Ke2 Ke5 34. Kd3 Kd5 35. c7 Kc6 36. Kd4 Nb5+ 37. Kc4 Nxc7 38. Bf4 Ne6 39. Be5 f6 40. Bg3 f5 41. f4 g6 42. h4 1/2-1/2

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "7"]
[White "Leunis, Geert"]
[Black "Van Herk, R."]
[Result "0-1"]
[ECO "D26"]
[PlyCount "82"]
[EventDate "1997.??.??"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. c4 dxc4 5. Bxc4 Nf6 6. Nc3 e6 7. Nf3 Be7 8. 0-0 0-0 9. Bf4 a6 10. Qe2 b5 11. Bd3 Bb7 12. Rad1 Nd5 13. Be5 Nd7 14. Rfe1 Rc8 15. Ne4 Rc6 16. h3 Re8 17. Ned2 Nf8 18. Nb3 Qb6 19. Bg3 f6 20. a3 b4 21. a4 Qd8 22. Rc1 Rxc1 23. Rxc1 Qb6 24. Nfd2 Rc8 25. Rxc8 Bxc8 26. Be4 Bb7 27. Nc4 Qd8 28. Nba5 Ba8 29. Nb3 Qd7 30. Nca5 Qc8 31. Kh2 f5 32. Bxd5 Bxd5 33. Be5 Ng6 34. f4 Nh4 35. Qf2 Nxg2 36. Nd2 Nh4 37. Qg3 g6 38. Qd3 Qc1 39. Nf1 Nf3+ 40. Kg3 Bh4+ 41. Kg2 Ne1+ 0-1

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "2"]
[White "Van Herk, R."]
[Black "Bakels, Rosanne"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "120"]
[EventDate "1997.??.??"]
[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 d5 2. e5 c5 3. c3 Bf5 4. d4 e6 5. Bd3 Bxd3 6. Qxd3 Nc6 7. a3 Qb6 8. Ne2 Rc8 9. 0-0 Nge7 10. b4 cxd4 11. cxd4 Nf5 12. Be3 Be7 13. Nd2 0-0 14. g4 Nxe3 15. fxe3 Qc7 16. Nf4 Qd7 17. Rf3 Bg5 18. Nh5 Ne7 19. h4 Bxh4 20. Rh3 Ng6 21. Nf3 Be7 22. g5 Qd8 23. Rg3 Qc7 24. Nf4 Nxf4 25. exf4 Qc3 26. Rd1 Qxd3 27. Rxd3 Rc1+ 28. Kf2 Rfc8 29. Ne1 Bd8 30. Rh3 a5 31. b5 Bb6 32. Nf3 R8c3 33. Rd2 R1c2 34. Rh1 Rxd2+ 35. Nxd2 Bxd4+ 36. Ke2 Re3+ 37. Kd1 Rxa3 38. Rh2 b6 39. Rh4 Ra4 40. f5 Ra1+ 41. Kc2 Bxe5 42. Nf3 Bd6 43. f6 Ra3 44. Nd2 Rg3 45. Nb3 Rxg5 46. fxg7 Kxg7 47. Nd4 e5 48. Nf3 Rg2+ 49. Kd1 e4 50. Nd4 Rg5 51. Rh3 Bc5 52. Ne2 d4 53. Nf4 Rg1+ 54. Kd2 e3+ 55. Ke2 Rg4 56. Nh5+ Kg6 57. Kf3 Kg5 58. Ng3 Rf4+ 59. Ke2 Rf2+ 60. Kd1 Kg4 0-1

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "9"]
[White "Van Herk, R."]
[Black "Oldenhuis, Lance"]
[Result "1/2-1/2"]
[ECO "B75"]
[PlyCount "117"]
[EventDate "1997.??.??"]
[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. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Be3 Nc6 8. f3 Bd7 9. Qd2 h5 10. 0-0-0 a6 11. Bb3 Rb8 12. h3 b5 13. g4 Ne5 14. g5 Nh7 15. f4 Nc4 16. Qf2 0-0 17. Nce2 a5 18. Bxc4 bxc4 19. c3 a4 20. a3 Rb7 21. Ng3 Qa5 22. Rd2 Rfb8 23. Rc2 e5 24. Nde2 Bc6 25. h4 f5 26. Rd1 exf4 27. Qxf4 Be5 28. Qf2 Bxe4 29. Nxe4 fxe4 30. Nd4 Rf8 31. Qg2 d5 32. Qh3 Re8 33. Rf1 Qa6 34. Rcf2 Rbe7 35. Ne2 Qc8 36. Qg2 Rf8 37. Bd4 Qb8 38. Bc5 Rxf2 39. Qxf2 Rb7 40. Bb4 Qa7 41. Bc5 Qb8 42. Bb4 Qc7 43. Qg1 Rb8 44. Rd1 Rd8 45. Bc5 Rd7 46. Bb6 Qc6 47. Be3 Nf8 48. Bf4 Qc7 49. Qg3 Bxf4+ 50. Qxf4 Qd8 51. Qe5 Qc7 52. Rxd5 Qc6 53. Rc5 Qb6 54. Nd4 e3 55. Rxc4 Qa6 56. Rc6 Qf1+ 57. Kc2 Qf2+ 58. Kd3 Qd2+ 59. Kc4 1/2-1/2

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "6"]
[White "Van Herk, R."]
[Black "Pelemans, Joris"]
[Result "1/2-1/2"]
[ECO "B90"]
[PlyCount "62"]
[EventDate "1997.??.??"]
[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. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. Bc4 0-0 9. 0-0 Nbd7 10. Qe1 Nb6 11. Bxb6 Qxb6 12. Rd1 Bd7 13. Nd5 Nxd5 14. Bxd5 Rac8 15. c4 Bc6 16. Rc1 h6 17. g3 Qd8 18. Rc3 Qd7 19. Qd2 Bd8 20. Qd3 a5 21. Rfc1 a4 22. Nd2 Ba5 23. R3c2 Bb6 24. Kg2 Bxd5 25. cxd5 Bc5 26. Nc4 Rfe8 27. Qd2 f5 28. exf5 Qxf5 29. b4 axb3 30. axb3 b5 31. Ne3 Qd7 1/2-1/2

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "8"]
[White "Van Herk, R."]
[Black "Snuverink, Laurens"]
[Result "1-0"]
[ECO "B78"]
[PlyCount "43"]
[EventDate "1997.??.??"]
[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. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Nc3 Nf6 7. Bc4 0-0 8. f3 d6 9. Qd2 Bd7 10. 0-0-0 a6 11. Bb3 Na5 12. h4 Rc8 13. h5 Nxh5 14. g4 Nf6 15. Bh6 Bxh6 16. Qxh6 Nxb3+ 17. axb3 Qa5 18. Nd5 Rfe8 19. Kb1 Qd8 20. g5 Nh5 21. Rxh5 gxh5 22. Nf6+ 1-0

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "5"]
[White "Van Herk, R."]
[Black "Vissers, V."]
[Result "1-0"]
[ECO "A03"]
[PlyCount "103"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Bg4 3. e3 Nf6 4. b3 g6 5. Bb2 Bg7 6. Nc3 0-0 7. d3 Nc6 8. h3 Bxf3 9. Qxf3 d4 10. Ne4 Nxe4 11. Qxe4 e6 12. g3 dxe3 13. Bxg7 Kxg7 14. Qxe3 Qf6 15. Rb1 Nb4 16. Qd2 Nxa2 17. d4 Rfd8 18. c3 Nxc3 19. Qxc3 Rxd4 20. Rc1 Re4+ 21. Be2 Qxc3+ 22. Rxc3 c6 23. Rd3 b5 24. Kd2 Rb4 25. Bf3 Rc8 26. Kc3 c5 27. Rd7 a5 28. Be2 c4 29. bxc4 bxc4 30. Bd1 h6 31. Bc2 Rc5 32. Rhd1 Rbb5 33. g4 Rd5 34. R7xd5 Rxd5 35. Rxd5 exd5 36. Kd4 Kf6 37. Kxd5 c3 38. Kd4 g5 39. f5 Ke7 40. Kxc3 Kd6 41. Kd4 f6 42. Ba4 Kc7 43. Kd5 Kd8 44. Ke6 Kc7 45. Kxf6 Kd6 46. Kg7 Ke5 47. f6 Kf4 48. f7 Kg3 49. f8Q Kxh3 50. Qf3+ Kh4 51. Bd7 a4 52. Qg2 1-0

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "1"]
[White "Van Tellingen, Frank"]
[Black "Van Herk, R."]
[Result "1-0"]
[ECO "B14"]
[PlyCount "67"]
[EventDate "1997.??.??"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Nc6 7. cxd5 exd5 8. Bb5 Bb4 9. Qe2+ Qe7 10. Ne5 Bd7 11. Bxc6 bxc6 12. Bg5 h6 13. Bh4 Rd8 14. 0-0 0-0 15. Rfe1 g5 16. Bg3 Ne4 17. Nxe4 Bxe1 18. Nc5 Bb4 19. Ncxd7 Rxd7 20. Qh5 Rd6 21. Ng4 Kg7 22. Be5+ Kh7 23. Bxd6 Qxd6 24. Ne5 Qe6 25. a3 Bd6 26. Re1 Bxe5 27. Rxe5 Qf6 28. Qe2 Rb8 29. b4 a5 30. Qc2+ Kg7 31. bxa5 Qf4 32. Qd1 Qxd4 33. Qxd4 Rb1+ 34. Re1+ 1-0

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "4"]
[White "Visser, Henk Jan"]
[Black "Van Herk, R."]
[Result "1-0"]
[ECO "A81"]
[PlyCount "135"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. Bg2 d6 4. Nc3 c6 5. Nh3 Qc7 6. 0-0 e5 7. dxe5 dxe5 8. e4 Bd6 9. exf5 Bxf5 10. Ng5 Na6 11. Nge4 0-0-0 12. Nxd6+ Rxd6 13. Qe2 Re8 14. Ne4 Rdd8 15. a3 Qe7 16. Nxf6 Qxf6 17. Be3 Kb8 18. b4 Nc7 19. Rfc1 Ne6 20. b5 c5 21. Qc4 Qe7 22. c3 Bd3 23. Qb3 h6 24. Bf1 Be4 25. Bg2 Bf5 26. b6 a6 27. a4 g5 28. Rd1 Bd3 29. Bd5 Bf5 30. Qc4 Rc8 31. g4 Bh7 32. Bxe6 Qxe6 33. Qxe6 Rxe6 34. Rd7 Be4 35. a5 Bf3 36. h3 h5 37. gxh5 Bxh5 38. Bxg5 Rg6 39. h4 Bf3 40. Kh2 Bc6 41. Rd2 Rh8 42. Rad1 Rgg8 43. Bf6 Rg2+ 44. Kh3 Rc8 45. Rd8 Rg8 46. Bxe5+ Ka8 47. Rxc8+ Rxc8 48. Bc7 Rg8 49. Rd8+ Rxd8 50. Bxd8 Kb8 51. c4 Bf3 52. Be7 Be2 53. f4 Kc8 54. f5 Kd7 55. Bxc5 Ke8 56. Bd4 Bxc4 57. h5 Bg8 58. Kg4 Kf7 59. Kg5 Bh7 60. Be5 Kf8 61. Kf6 Bg8 62. Kg6 Bf7+ 63. Kg5 Bc4 64. Kg6 Bf7+ 65. Kg5 Bc4 66. Kf6 Bg8 67. Bd6+ Ke8 68. Kg7 1-0

