[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1997.??.??"]
[Round "1"]
[White "Beekhuis, Maarten"]
[Black "Van der Heyden, An"]
[Result "1-0"]
[ECO "B50"]
[PlyCount "71"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 e6 5. 0-0 Be7 6. Re1 0-0 7. Bf1 b6 8. d4 Bb7 9. Bd3 cxd4 10. cxd4 Nc6 11. a3 Rc8 12. Nc3 Nd7 13. Bd2 Bf6 14. Be3 a6 15. Rc1 b5 16. Bf4 Nb6 17. e5 dxe5 18. dxe5 Be7 19. Qc2 h6 20. Rcd1 Qc7 21. Qd2 Nc4 22. Qc1 Rfd8 23. Bb1 Bf8 24. Qc2 g6 25. Ne4 Bg7 26. Qc1 N6xe5 27. Bxh6 Nxf3+ 28. gxf3 Bxb2 29. Qg5 Bxe4 30. Bxe4 Kh7 31. Qh4 Kg8 32. Bf4 Be5 33. Bg5 Rd7 34. Kh1 Bd4 35. Rxd4 Rxd4 36. Bf6 1-0

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1997.??.??"]
[Round "3"]
[White "Lesger, Morrison"]
[Black "Van der Heyden, An"]
[Result "0-1"]
[ECO "B82"]
[PlyCount "38"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e6 7. Qf3 Qc7 8. Be3 Nbd7 9. g4 Nc5 10. g5 Nfd7 11. Nde2 b5 12. a3 Nb6 13. Bg2 Be7 14. f5 Nc4 15. Bxc5 Qxc5 16. f6 gxf6 17. gxf6 Ne5 18. Qf4 Bd8 19. Qg5 Nd3+ 0-1

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1997.??.??"]
[Round "7"]
[White "Molinari, Gabriel"]
[Black "Van der Heyden, An"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "110"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Nf3 e6 5. Bc4 a6 6. a4 Qc7 7. 0-0 Nf6 8. d3 Be7 9. h3 Na5 10. Ba2 Rb8 11. g4 b5 12. axb5 axb5 13. Ne2 b4 14. Bd2 Qb6 15. Kh2 Ba6 16. Be3 Nc6 17. Bb3 Na5 18. Ba4+ Bb5 19. Ng3 Bxa4 20. Rxa4 d5 21. e5 Nd7 22. Qa1 Bd8 23. f5 Ra8 24. fxe6 fxe6 25. Qc1 Qc6 26. Ra1 0-0 27. Bg5 Bc7 28. Be7 Rf7 29. Qg5 h6 30. Qh4 Nxe5 31. Nxe5 Bxe5 32. Rxf7 Kxf7 33. Rf1+ Kg8 34. g5 Qc7 35. g6 Bxg3+ 36. Qxg3 Qxe7 37. Qe5 Nc6 38. Qg3 Rf8 39. Rg1 Qf6 40. h4 Qf2+ 41. Rg2 Qxg3+ 42. Kxg3 Rf6 43. h5 Rf5 44. Kh4 Ne5 45. Re2 Kf8 46. c3 bxc3 47. bxc3 Ke7 48. Ra2 Nxd3 49. Ra7+ Kf6 50. Rf7+ Ke5 51. Rxg7 Nf4 52. Rc7 Rxh5+ 53. Kg3 Rg5+ 54. Kf3 Nxg6 55. Rxc5 Nh4+ 0-1

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1997.??.??"]
[Round "5"]
[White "Muris, Paul"]
[Black "Van der Heyden, An"]
[Result "0-1"]
[ECO "B80"]
[PlyCount "132"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e6 7. Be3 Qc7 8. Nb3 Be7 9. Be2 Nbd7 10. 0-0 b6 11. f4 Bb7 12. Bf3 Rc8 13. Qe2 0-0 14. h3 Rfd8 15. Qf2 Nc5 16. Nd2 d5 17. e5 Nfd7 18. Bd4 Ne4 19. Ndxe4 dxe4 20. Nxe4 Qxc2 21. Qxc2 Rxc2 22. Bc3 Nc5 23. Nxc5 Bxc5+ 24. Kh1 Bxf3 25. Rxf3 g6 26. Raf1 a5 27. g4 Bb4 28. Rb1 Bxc3 29. Rxc3 Rdd2 30. Rxc2 Rxc2 31. b3 Rf2 32. Rc1 Rf3 33. Kg2 Rxb3 34. Ra1 Kg7 35. h4 h6 36. h5 Rb4 37. Kg3 gxh5 38. gxh5 f6 39. Kf3 Kf7 40. exf6 Kxf6 41. Rg1 Rxa4 42. Rg6+ Kf5 43. Rxh6 Rxf4+ 44. Ke3 Rh4 45. Kd3 b5 46. Kc2 Rh3 47. Rh8 Kg5 48. Rb8 Rxh5 49. Rxb5+ Kg6 50. Rb6 Kf6 51. Ra6 Rc5+ 52. Kd3 Kf5 53. Kd4 Rd5+ 54. Ke3 Ke5 55. Rb6 Rc5 56. Ra6 Kd5 57. Kd3 Rb5 58. Kc3 e5 59. Rh6 Rc5+ 60. Kb3 Rc6 61. Rh4 Rb6+ 62. Ka4 Rb4+ 63. Rxb4 axb4 64. Kxb4 Kd4 65. Kb3 Kd3 66. Kb2 Kd2 0-1

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1997.??.??"]
[Round "8"]
[White "Plukkel, Sjoerd"]
[Black "Van der Heyden, An"]
[Result "1/2-1/2"]
[ECO "B84"]
[PlyCount "133"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. Bg5 Nbd7 8. 0-0 Qc7 9. f4 b5 10. a3 Bb7 11. Bf3 Be7 12. Qd2 Rc8 13. Kh1 0-0 14. Rae1 Nb6 15. f5 Nc4 16. Qc1 e5 17. Nde2 Rfd8 18. g4 Ne8 19. Bxe7 Qxe7 20. g5 f6 21. b3 Nb6 22. Rg1 d5 23. Rg3 d4 24. gxf6 Qxf6 25. Nb1 d3 26. Nec3 d2 27. Nxd2 Rxc3 28. Qb2 Rc7 29. Nf1 Nd6 30. Bg2 Nf7 31. Ne3 Qc6 32. Rf1 Kh8 33. Rg1 Re7 34. Rf1 Rd6 35. Ng4 Nd7 36. Rc3 Qb6 37. Qc1 Nf6 38. Nxf6 Rxf6 39. Qe1 Rc7 40. Qg3 Rxc3 41. Qxc3 Qc6 42. Qb4 Nd6 43. Qd2 h6 44. Re1 Nf7 45. Re3 Rd6 46. Qe2 Qd7 47. Rd3 Rxd3 48. cxd3 Qd4 49. Qd1 Qc5 50. a4 bxa4 51. bxa4 Bc6 52. h3 Qd4 53. a5 Ng5 54. Qc1 Qd7 55. Qc3 Qd6 56. Bf1 Nxe4 57. dxe4 Bxe4+ 58. Kg1 Bxf5 59. Qc4 e4 60. Qxa6 Qg3+ 61. Bg2 Bxh3 62. Qa8+ Kh7 63. Qxe4+ Kg8 64. Qe8+ Kh7 65. Qe4+ Kg8 66. Qe8+ Kh7 67. Qe4+ 1/2-1/2

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1997.??.??"]
[Round "4"]
[White "Van der Heyden, An"]
[Black "Koster, Ramon H"]
[Result "0-1"]
[ECO "D89"]
[PlyCount "132"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 0-0 8. Bc4 c5 9. Ne2 cxd4 10. cxd4 Nc6 11. 0-0 Bg4 12. f3 Na5 13. Bd3 Bd7 14. Qd2 Rc8 15. Rfc1 e6 16. Rab1 b6 17. Ng3 Bc6 18. Bf1 Bb7 19. Rxc8 Qxc8 20. Rc1 Qd7 21. Rd1 Rd8 22. Qd3 Nc6 23. Ne2 Ne5 24. Qb3 Nc6 25. Qd3 Be5 26. Qb3 Na5 27. Qd3 Qc7 28. f4 Bg7 29. Nc3 Nc6 30. e5 Nb4 31. Qd2 Nd5 32. Nb5 Qb8 33. Nd6 Nxe3 34. Qxe3 Bd5 35. a3 Bf8 36. Nc4 Rc8 37. Rc1 Qc7 38. a4 a6 39. Qb3 Qc6 40. Rc2 b5 41. axb5 axb5 42. Qb2 Bxc4 43. Qc3 Qb6 44. h3 Rd8 45. Rd2 Bxf1 46. Kxf1 b4 47. Qb2 b3 48. Rd3 Rb8 49. Ke2 Qb4 50. Kd1 Qa3 51. Rd2 Qxb2 52. Rxb2 Ba3 53. Rb1 Kf8 54. Kd2 Ke7 55. Kc3 Kd7 56. Rxb3 Rxb3+ 57. Kxb3 Bc1 58. g3 Kc6 59. Kc4 Be3 60. Kd3 Bg1 61. Ke4 Bh2 62. g4 Bg3 63. f5 Bf2 64. fxg6 fxg6 65. d5+ exd5+ 66. Kd3 Kd7 0-1

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1997.??.??"]
[Round "9"]
[White "Van der Heyden, An"]
[Black "Kowalczyk, Stefan"]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "43"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 cxd4 4. exd4 d5 5. Nf3 e6 6. Nc3 Bb4 7. a3 Be7 8. Bg5 dxc4 9. Bxc4 0-0 10. 0-0 Nc6 11. Rc1 a6 12. Qd2 b5 13. Ba2 h6 14. Bh4 Qb6 15. Rfd1 Rd8 16. d5 Rd7 17. Qe2 Nd8 18. dxe6 Rxd1+ 19. Rxd1 Bxe6 20. Bxf6 Bxf6 21. Nd5 Bxd5 22. Qe8+ 1/2-1/2

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1997.??.??"]
[Round "6"]
[White "Van der Heyden, An"]
[Black "Van Beek, Guido"]
[Result "1/2-1/2"]
[ECO "A85"]
[PlyCount "99"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. c4 e6 4. e3 f5 5. Nc3 Nf6 6. Bd3 Bd6 7. 0-0 0-0 8. Qe2 Nbd7 9. Rd1 Ne4 10. Nd2 Rf6 11. Nf1 Rh6 12. g3 Kh8 13. f3 Ng5 14. e4 f4 15. e5 Bc7 16. Bxf4 Nh3+ 17. Kh1 Nxf4 18. gxf4 Qh4 19. f5 Qxd4 20. fxe6 Nxe5 21. cxd5 Qf4 22. Be4 Bb6 23. Rac1 Qg5 24. Qg2 Qxg2+ 25. Kxg2 cxd5 26. Nxd5 Bxe6 27. Nxb6 axb6 28. Bxb7 Rf8 29. b3 Bh3+ 30. Kh1 Rg6 31. Ng3 h6 32. Be4 Rgf6 33. Nh5 Re6 34. Rc3 Bf5 35. Bxf5 Rxf5 36. Rc8+ Kh7 37. Ng3 Rxf3 38. Kg2 Ref6 39. Rf1 Rxf1 40. Nxf1 Nd3 41. Rc3 Nb4 42. a3 Nd5 43. Rf3 Rc6 44. Ne3 Nxe3+ 45. Rxe3 Kg6 46. Kf2 Kf5 47. Rf3+ Ke4 48. Kg3 g5 49. h3 Kd4 50. Kg4 1/2-1/2

[Event "NED-ch U14"]
[Site "Leiden"]
[Date "1997.??.??"]
[Round "2"]
[White "Van der Heyden, An"]
[Black "Van Dommelen, Martin"]
[Result "1-0"]
[ECO "D46"]
[PlyCount "45"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Be7 7. 0-0 0-0 8. Re1 c5 9. a3 b6 10. cxd5 exd5 11. Qc2 Bb7 12. b3 Rc8 13. Bb2 Bd6 14. h3 Bb8 15. Qe2 Ba8 16. Rac1 Re8 17. a4 cxd4 18. Nxd4 Nc5 19. Bb1 Qd6 20. g3 Nfe4 21. Nxe4 Nxe4 22. Bxe4 Rxe4 23. Rxc8+ 1-0

