[Event "Wereldrecordpoging 2004 "]
[Site ""]
[Date "2004.12.17"]
[Round ""]
[White "Ton Sijbrands"]
[Black "Ebbo de Jong"]
[Result "1-0"]

1. 32-28 19-23 2. 28x19 14x23 3. 37-32 10-14 4. 41-37 14-19 5. 46-41 5-10 6.
35-30 10-14 7. 30-25 17-22 8. 34-29 23x34 9. 40x29 11-17 10. 32-28 6-11 11.
38-32 22-27 12. 31x22 18x38 13. 43x32 16-21 14. 42-38 21-26 15. 45-40 17-21
16. 36-31 12-18 17. 40-34 8-12 18. 44-40 18-23 19. 29x18 12x23 20. 49-43 20-24
21. 50-45 14-20 22. 25x14 9x20 23. 34-29 23x34 24. 40x29 20-25 25. 29x20 15x24
26. 39-34 13-18 27. 34-29 4-10 28. 29x20 25x14 29. 43-39 19-24 30. 31-27 11-16
31. 39-34 2-8 32. 45-40 8-13 33. 28-22 7-11 34. 48-43 14-19 35. 47-42 3-9 36.
40-35 1-6 37. 33-28 10-14 38. 34-30 24-29 39. 41-36 18-23 40. 30-25 11-17 41.
22x11 6x17 42. 27-22 29-34 43. 22x11 16x7 44. 36-31 1-0

[Event "Wereldrecordpoging 2004 "]
[Site ""]
[Date "2004.12.17"]
[Round ""]
[White "Ton Sijbrands"]
[Black "Marco Veneboer"]
[Result "1/2-1/2"]

1. 33-28 17-22 2. 28x17 12x21 3. 31-26 7-12 4. 26x17 12x21 5. 39-33 1-7 6.
35-30 7-12 7. 30-25 21-26 8. 32-27 20-24 9. 44-39 24-30 10. 50-44 30-35 11.
37-31 26x37 12. 41x32 12-17 13. 46-41 19-23 14. 41-37 14-19 15. 37-31 10-14
16. 42-37 17-21 17. 33-28 21-26 18. 39-33 14-20 19. 25x14 9x20 20. 27-22 18x27
21. 31x22 11-17 22. 22x11 16x7 23. 36-31 4-9 24. 34-29 23x34 25. 40x29 5-10
26. 43-39 10-14 27. 45-40 7-12 28. 40-34 20-24 29. 29x20 15x24 30. 31-27 12-18
31. 47-42 8-12 32. 34-29 2-8 33. 29x20 14x25 34. 39-34 19-24 35. 49-43 9-14
36. 43-39 14-19 37. 37-31 26x37 38. 32x41 18-23 39. 38-32 24-29 40. 33x24
19x30 41. 28x19 13x24 42. 42-38 12-18 43. 38-33 18-23 44. 41-37 8-12 45. 37-31
12-17 46. 31-26 3-8 47. 48-43 8-12 48. 27-21 17-22 1/2-1/2

[Event "Wereldrecordpoging 2004 "]
[Site ""]
[Date "2004.12.17"]
[Round ""]
[White "Ton Sijbrands"]
[Black "Teus Stam"]
[Result "1-0"]

1. 31-27 17-22 2. 36-31 19-23 3. 34-30 11-17 4. 30-25 14-19 5. 25x14 9x20 6.
40-34 10-14 7. 35-30 6-11 8. 30-25 16-21 9. 27x16 22-28 10. 33x22 18x36 11.
45-40 4-9 12. 40-35 17-22 13. 34-30 1-6 14. 32-27 22x31 15. 37x26 13-18 16.
41-37 9-13 17. 39-33 11-17 18. 46-41 17-22 19. 44-39 7-11 20. 16x7 12x1 21.
39-34 8-12 22. 34-29 23x34 23. 30x39 19-23 24. 50-44 23-28 25. 33-29 6-11 26.
39-34 13-19 27. 34-30 19-23 28. 38-32 23x34 29. 32x23 18x29 30. 30x39 12-18
31. 42-38 20-24 32. 37-32 1-6 33. 41-37 2-7 34. 44-40 7-12 35. 39-34 3-8 36.
34x23 18x29 37. 48-42 15-20 38. 43-39 5-10 39. 39-34 8-13 40. 34x23 13-18 41.
32-28 1-0

[Event "Wereldrecordpoging 2004 "]
[Site ""]
[Date "2004.12.17"]
[Round ""]
[White "Ton Sijbrands"]
[Black "Roelinda Lunenborg"]
[Result "1-0"]

1. 31-26 19-23 2. 36-31 14-19 3. 41-36 10-14 4. 46-41 17-21 5. 26x17 12x21 6.
31-26 7-12 7. 26x17 12x21 8. 36-31 21-26 9. 31-27 1-7 10. 33-28 7-12 11. 39-33
20-24 12. 34-30 11-17 13. 44-39 17-21 14. 30-25 14-20 15. 25x14 9x20 16. 28-22
4-9 17. 33-28 5-10 18. 40-34 10-14 19. 41-36 12-17 20. 22x11 6x17 21. 39-33
24-29 22. 33x24 20x40 23. 35x44 17-22 24. 28x17 21x12 25. 38-33 19-24 26.
33-28 13-19 27. 42-38 8-13 28. 47-42 14-20 29. 37-31 26x37 30. 42x31 2-7 31.
28-22 9-14 32. 31-26 24-30 33. 22-17 12x21 34. 26x17 7-12 35. 17x8 3x12 36.
38-33 20-24 37. 33-28 14-20 38. 36-31 23-29 39. 31-26 18-23 40. 43-38 20-25
41. 48-43 1-0

[Event "Wereldrecordpoging 2004 "]
[Site ""]
[Date "2004.12.17"]
[Round ""]
[White "Ton Sijbrands"]
[Black "Eric Sanders"]
[Result "1-0"]

1. 33-29 19-24 2. 39-33 14-19 3. 44-39 20-25 4. 29x20 25x14 5. 35-30 19-23 6.
50-44 14-19 7. 33-29 17-22 8. 39-33 11-17 9. 44-39 6-11 10. 30-24 19x30 11.
34x25 23x34 12. 40x29 15-20 13. 25x14 10x19 14. 32-28 16-21 15. 31-26 11-16
16. 29-24 19x30 17. 28-23 18x29 18. 33x35 5-10 19. 37-32 13-19 20. 41-37 9-14
21. 37-31 3-9 22. 39-33 8-13 23. 46-41 2-8 24. 49-44 14-20 25. 43-39 10-15 26.
48-43 4-10 27. 45-40 12-18 28. 40-34 19-23 29. 31-27 22x31 30. 36x27 10-14 31.
34-30 14-19 32. 30-25 20-24 33. 41-37 9-14 34. 44-40 14-20 35. 25x14 19x10 36.
33-28 13-19 37. 28-22 17x28 38. 26x17 24-29 39. 40-34 29x40 40. 35x44 10-14
41. 17-12 8x17 42. 38-33 1-0

[Event "Wereldrecordpoging 2004 "]
[Site ""]
[Date "2004.12.17"]
[Round ""]
[White "Ton Sijbrands"]
[Black "Piet Dijkstra"]
[Result "1-0"]

1. 34-29 19-23 2. 40-34 14-19 3. 45-40 19-24 4. 32-28 23x32 5. 37x28 17-22 6.
28x17 12x21 7. 38-32 20-25 8. 29x20 25x14 9. 32-28 14-19 10. 41-37 10-14 11.
37-32 5-10 12. 43-38 7-12 13. 49-43 1-7 14. 46-41 21-26 15. 41-37 11-17 16.
28-23 19x28 17. 33x11 6x17 18. 39-33 14-19 19. 44-39 10-14 20. 31-27 17-21 21.
33-28 4-10 22. 38-33 19-23 23. 28x19 14x23 24. 33-28 9-14 25. 28x19 14x23 26.
39-33 3-9 27. 35-30 7-11 28. 40-35 11-17 29. 50-44 17-22 30. 44-39 22x31 31.
36x27 12-17 32. 33-29 17-22 33. 29-24 22x31 34. 24-20 15x24 35. 30x28 9-14 36.
34-29 8-12 37. 39-34 12-17 38. 28-23 31-36 39. 23x12 17x8 40. 32-28 13-18 41.
28-23 18-22 42. 35-30 21-27 43. 43-38 1-0

[Event "Wereldrecordpoging 2004 "]
[Site ""]
[Date "2004.12.17"]
[Round ""]
[White "Ton Sijbrands"]
[Black "Fred Elgersma"]
[Result "1/2-1/2"]

1. 34-30 20-25 2. 31-27 25x34 3. 39x30 17-22 4. 37-31 19-23 5. 31-26 22x31 6.
26x37 11-17 7. 40-34 15-20 8. 30-25 20-24 9. 44-39 13-19 10. 34-29 23x34 11.
39x30 16-21 12. 50-44 6-11 13. 44-39 11-16 14. 37-31 8-13 15. 31-26 10-15 16.
36-31 4-10 17. 41-36 1-6 18. 46-41 7-11 19. 41-37 18-23 20. 33-28 12-18 21.
31-27 15-20 22. 38-33 10-15 23. 28-22 17x28 24. 33x22 24-29 25. 26x17 16-21
26. 27x7 18x38 27. 42x24 2x22 28. 43-38 20x29 29. 36-31 22-28 30. 38-32 14-20
31. 25x14 19x10 32. 31-27 10-14 33. 27-21 14-19 34. 39-34 29x40 35. 45x34
15-20 36. 21-17 19-24 37. 30x8 3x21 38. 34-29 23x34 39. 32x23 9-13 40. 48-43
21-27 41. 43-39 34x43 42. 49x38 6-11 43. 35-30 5-10 44. 38-33 10-14 45. 33-29
13-19 46. 23-18 11-17 47. 30-24 19x30 48. 18-13 30-35 49. 13-8 27-32 50. 37x28
35-40 51. 8-2 17-21 52. 2-16 40-45 1/2-1/2

[Event "Wereldrecordpoging 2004 "]
[Site ""]
[Date "2004.12.17"]
[Round ""]
[White "Ton Sijbrands"]
[Black "Jacob Poortinga"]
[Result "1-0"]

1. 35-30 20-25 2. 40-35 14-20 3. 45-40 20-24 4. 33-29 24x33 5. 38x29 18-23 6.
29x18 12x23 7. 32-28 23x32 8. 37x28 15-20 9. 41-37 20-24 10. 50-45 13-18 11.
46-41 7-12 12. 37-32 1-7 13. 41-37 19-23 14. 30x19 23x14 15. 39-33 9-13 16.
44-39 14-19 17. 34-30 25x34 18. 40x29 10-14 19. 45-40 5-10 20. 40-34 17-21 21.
43-38 21-26 22. 49-44 11-17 23. 31-27 17-22 24. 28x17 12x21 25. 33-28 19-23
26. 28x19 13x33 27. 39x28 7-11 28. 38-33 8-13 29. 42-38 3-9 30. 47-42 2-8 31.
44-39 18-22 32. 28x17 11x31 33. 36x27 8-12 34. 33-28 12-18 35. 38-33 6-11 36.
34-29 1-0