[Event "Rosmalen BK op"]
[Site "Rosmalen"]
[Date "1993.??.??"]
[Round "1"]
[White "Greuter, Robert"]
[Black "Van der Heyden, Haro"]
[Result "0-1"]
[ECO "B08"]
[PlyCount "58"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[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. Nf3 d6 4. Be3 Nf6 5. Nc3 c6 6. h3 0-0 7. Bd3 Nbd7 8. Qd2 b5 9. 0-0 Re8 10. Bg5 e5 11. dxe5 Nxe5 12. Nxe5 dxe5 13. Rfe1 Be6 14. b3 Qb6 15. Be3 Qc7 16. Rac1 Rad8 17. Qe2 Nh5 18. Bc5 Nf4 19. Qf1 Qa5 20. Nxb5 Nxd3 21. cxd3 Qxb5 22. Rc3 Bf8 23. Bxf8 Rxf8 24. Qe2 Rd6 25. Rd1 Rfd8 26. Qe3 Rd4 27. Qe2 Bc8 28. a4 Qb4 29. Qc2 Ba6 0-1

[Event "Rosmalen BK op"]
[Site "Rosmalen"]
[Date "1993.??.??"]
[Round "5"]
[White "Obers, Frits"]
[Black "Van der Heyden, Haro"]
[Result "1-0"]
[ECO "A51"]
[PlyCount "65"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ne4 4. a3 Nc6 5. Nf3 d6 6. exd6 Bxd6 7. Nbd2 f5 8. e3 Be6 9. Qc2 Nf6 10. b4 f4 11. e4 Be5 12. Nxe5 Nxe5 13. Bb2 Nfg4 14. Nf3 Nxf3+ 15. gxf3 Nf6 16. Rd1 Qe7 17. Bd3 0-0-0 18. Ke2 Rhe8 19. c5 Bd5 20. Rd2 Qf7 21. b5 Nxe4 22. Bxe4 Rd7 23. Rd4 Bxe4 24. Rxe4 Rxe4+ 25. fxe4 f3+ 26. Ke1 Qg6 27. c6 Re7 28. Kd1 Rxe4 29. Kc1 Qe6 30. cxb7+ Kb8 31. Rd1 Rc4 32. Bc3 Qe2 33. Re1 1-0

[Event "Rosmalen BK op"]
[Site "Rosmalen"]
[Date "1993.??.??"]
[Round "2"]
[White "Van der Heyden, Haro"]
[Black "De Rooij, Gert"]
[Result "0-1"]
[ECO "E91"]
[PlyCount "124"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. Nf3 0-0 6. Be2 Bg4 7. Bg5 Nfd7 8. Nd5 Nc6 9. 0-0 Nf6 10. Ne3 Nxe4 11. Nxg4 Nxg5 12. Nxg5 Nxd4 13. Nf3 Nc6 14. Qd2 e5 15. Ne3 f5 16. Nd5 f4 17. Bd3 g5 18. Bc2 Rf7 19. h3 Bf8 20. Qd3 Nb8 21. g4 Nd7 22. b4 a5 23. a3 Be7 24. Kg2 Nf8 25. Qd2 h5 26. Bf5 Rxf5 27. gxf5 g4 28. Nxe7+ Qxe7 29. hxg4 hxg4 30. Nh2 Qh4 31. f3 Qh3+ 32. Kg1 g3 33. Ng4 Kg7 34. Qg2 Qh4 35. f6+ Kg6 36. Qh1 Qg5 37. Qh8 Kf7 38. Qg7+ Qxg7 39. fxg7 Kxg7 40. c5 Kg6 41. cxd6 cxd6 42. Rad1 Ra6 43. b5 Rb6 44. a4 Ne6 45. Kg2 Kg5 46. Rh1 Nd4 47. Rh6 Nf5 48. Rdh1 Nxh6 49. Rxh6 e4 50. Re6 exf3+ 51. Kxf3 Kf5 52. Rf6+ Kg5 53. Ne5 Kxf6 54. Nd7+ Ke6 55. Nxb6 d5 56. Nc8 Kd7 57. Na7 Kc7 58. b6+ Kxb6 59. Nb5 Kc5 60. Nc7 Kb4 61. Nxd5+ Kxa4 62. Nxf4 Kb3 0-1

[Event "Rosmalen BK op"]
[Site "Rosmalen"]
[Date "1993.??.??"]
[Round "4"]
[White "Van der Heyden, Haro"]
[Black "Swinkels, Arnold Th"]
[Result "0-1"]
[ECO "E99"]
[PlyCount "78"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Nd3 f5 11. Bd2 Nf6 12. f3 f4 13. c5 g5 14. cxd6 cxd6 15. Rc1 Ng6 16. Nb5 Rf7 17. Qc2 Ne8 18. a4 h5 19. h3 Bf8 20. Nf2 Bd7 21. Qb3 Rg7 22. Na3 Nh4 23. Nc4 Nf6 24. Na5 g4 25. fxg4 hxg4 26. Nxb7 Qb6 27. Qxb6 axb6 28. hxg4 Nxg4 29. Rc7 Nf6 30. g4 fxg3 31. Nd3 Ne8 32. Rc6 Rxa4 33. Rxb6 Bh3 34. Re1 Rxe4 35. Bh6 Rxe2 36. Bxg7 Rg2+ 37. Kf1 Rf2+ 38. Kg1 Nf3+ 39. Kh1 Rh2# 0-1

[Event "Rosmalen BK op"]
[Site "Rosmalen"]
[Date "1993.??.??"]
[Round "6"]
[White "Van der Heyden, Haro"]
[Black "Van Hengel, Hugo G"]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "53"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 Nf6 4. e3 c5 5. c3 Nc6 6. Nbd2 cxd4 7. exd4 Bd6 8. Bxd6 Qxd6 9. Be2 Bd7 10. 0-0 Rc8 11. Re1 0-0 12. Bd3 a6 13. Ne5 Na5 14. Qf3 b5 15. Qh3 Nc6 16. Ng4 Ne4 17. Bxe4 dxe4 18. Nxe4 Qe7 19. Ne5 Nxe5 20. dxe5 Bc6 21. Qg4 Bxe4 22. Qxe4 Rc4 23. Qe3 Qc7 24. Rad1 Rd8 25. Rxd8+ Qxd8 26. Qa7 Re4 27. Rf1 1/2-1/2

[Event "Rosmalen BK op"]
[Site "Rosmalen"]
[Date "1993.??.??"]
[Round "3"]
[White "Wieringa, Helmer"]
[Black "Van der Heyden, Haro"]
[Result "0-1"]
[ECO "B25"]
[PlyCount "100"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. d3 d6 6. f4 Nf6 7. Nf3 Bg4 8. h3 Bxf3 9. Qxf3 Nb4 10. Qd1 e5 11. 0-0 exf4 12. gxf4 Nh5 13. a3 Bd4+ 14. Kh2 Nc6 15. Nd5 Bg7 16. c3 0-0 17. b4 Ne7 18. Nxe7+ Qxe7 19. Bd2 Kh8 20. Rb1 Rad8 21. Bf3 Nf6 22. Qb3 b6 23. Rbe1 Nd7 24. Be3 Qf6 25. d4 cxd4 26. cxd4 Rc8 27. Bg4 Qe7 28. e5 dxe5 29. fxe5 h5 30. Bf3 Nxe5 31. Bd5 Qh4 32. Bf4 Nc6 33. Bg3 Qg5 34. Bxf7 Nxd4 35. Qd3 Rc2+ 36. Kh1 Rxf7 37. Rxf7 Qd5+ 38. Re4 Qxf7 39. Rxd4 Rc1+ 40. Kh2 Qa2+ 41. Qd2 Rc2 42. Rd8+ Kh7 43. Bf4 Rxd2+ 44. Rxd2 Qc4 45. Rf2 Bd4 46. Rf3 Qd5 47. Kg3 h4+ 48. Kg4 Bf6 49. Bb8 Qe4+ 50. Rf4 Qg2# 0-1

[Event "corr"]
[Site "corr"]
[Date "1981.??.??"]
[Round "?"]
[White "Van der Heyden, Haro"]
[Black "Plassmann, Juergen"]
[Result "1-0"]
[ECO "D88"]
[PlyCount "69"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "1"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 0-0 9. 0-0 Nc6 10. Be3 cxd4 11. cxd4 Na5 12. Bd3 b6 13. Rc1 e6 14. Qd2 Bb7 15. Bh6 Qe7 16. Bxg7 Kxg7 17. Rc2 Rac8 18. Rfc1 Qd7 19. Qg5 Rxc2 20. Rxc2 Nc6 21. Bb5 a6 22. Bxc6 Bxc6 23. h3 Bb7 24. Qe5+ f6 25. Qg3 Rc8 26. Rxc8 Bxc8 27. Qb8 Bb7 28. Nf4 Bxe4 29. Qxb6 Qc8 30. Nxe6+ Kh6 31. Nc5 f5 32. Qf6 Qb8 33. Ne6 Qb1+ 34. Kh2 Qb8+ 35. g3 1-0

[Event "corr"]
[Site "corr"]
[Date "1981.??.??"]
[Round "?"]
[White "Van der Heyden, Haro"]
[Black "Van Vugt, Fan"]
[Result "0-1"]
[ECO "D87"]
[PlyCount "64"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "1"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. d4 g6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Bc4 Bg7 8. Ne2 0-0 9. 0-0 Nc6 10. Be3 Qc7 11. Rc1 Rd8 12. a3 b6 13. Ng3 Bb7 14. Qb3 e6 15. e5 Na5 16. Qa2 Nxc4 17. Qxc4 Bd5 18. Qe2 cxd4 19. Bxd4 Bc4 20. Qe3 Bxf1 21. Rxf1 Rd5 22. f4 Rad8 23. Ne4 Qc4 24. f5 Rxd4 25. cxd4 Qxd4 26. Nf6+ Bxf6 27. Qxd4 Rxd4 28. exf6 gxf5 29. Rc1 h6 30. Rc8+ Kh7 31. Rc7 Ra4 32. Rxf7+ Kg6 0-1

[Event "corr"]
[Site "corr"]
[Date "1979.??.??"]
[Round "?"]
[White "Van Vugt, Fan"]
[Black "Van der Heyden, Haro"]
[Result "1-0"]
[ECO "B15"]
[PlyCount "80"]
[EventDate "1979.01.03"]
[EventType "match (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. f4 d5 5. e5 h5 6. Nf3 Nh6 7. Be2 Bf5 8. Be3 Nd7 9. Qd2 b5 10. 0-0 Nb6 11. b3 Rc8 12. a4 b4 13. Nd1 Nd7 14. Qxb4 Bxc2 15. Qc3 Bxd1 16. Rfxd1 Nf5 17. Bf2 Bh6 18. g3 e6 19. Rdc1 h4 20. Kg2 g5 21. g4 Rg8 22. fxg5 Bxg5 23. Nxg5 Qxg5 24. h3 f6 25. Rf1 fxe5 26. dxe5 c5 27. Bb5 Qf4 28. Qf3 Qxf3+ 29. Kxf3 Nd4+ 30. Bxd4 cxd4 31. Rac1 Ke7 32. Bxd7 Rxc1 33. Rxc1 Rf8+ 34. Ke2 Kxd7 35. Rf1 Rc8 36. Rf3 Rd8 37. Kd2 Ke7 38. Rd3 Rg8 39. Rxd4 Rg5 40. Rb4 Rxe5 1-0

[Event "corr"]
[Site "corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Van der Heyden, Haro"]
[Black "Craane, M."]
[Result "1-0"]
[ECO "D86"]
[PlyCount "65"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "1"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nc3 g6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 b6 7. Bc4 Bg7 8. Qf3 0-0 9. e5 c6 10. Ba3 Qc7 11. Ne2 Be6 12. Bxe6 fxe6 13. Qe3 Na6 14. 0-0 Rac8 15. Rad1 Qd7 16. c4 Rcd8 17. Nc3 Nc7 18. Bb2 Qe8 19. Rd3 Rc8 20. Rfd1 Qf7 21. Ne4 Qf5 22. Ng3 Qf7 23. Qd2 Bh6 24. Qe2 Qg7 25. Rf3 Ne8 26. Rxf8+ Qxf8 27. Rd3 Ng7 28. Rf3 Qd8 29. Qe4 Qd7 30. Qh4 Bd2 31. Ne4 Nf5 32. Qg4 Nxd4 33. Bxd4 1-0

[Event "corr"]
[Site "corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Van der Heyden, Haro"]
[Black "Salam"]
[Result "1-0"]
[ECO "E61"]
[PlyCount "15"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "1"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 g6 5. f4 c5 6. d5 Qa5 7. Bd2 Nb6 8. Nb5 1-0

