lidraughts.org

[Event "WK Veteranen Blitz Riga 2025"] [Site "https://lidraughts.org/unZQRszH"] [Date "2025.09.28"] [Round "9"] [White "Tjon A Ong, Andrew"] [Black "Drost, Jan Pieter"] [Result "2-0"] [WhiteElo "?"] [BlackElo "?"] [GameType "20"] [TimeControl "300+3"] [Opening "?"] [Termination "Normal"] [Annotator "lidraughts.org"] 1. 34-29 19-23 2. 40-34 14-19 3. 45-40 10-14 4. 50-45 5-10 5. 32-28 23x32 6. 37x28 17-22 7. 28x17 11x22 8. 41-37 16-21 9. 31-26 21-27 10. 34-30 20-24 11. 29x20 14x34 12. 39x30 6-11 13. 44-39 10-14 14. 40-34 19-23 15. 46-41 14-19 16. 37-32 9-14 17. 32x21 22-28 18. 33x22 18x16 19. 41-37 12-18 20. 37-32 7-12 21. 30-24 19x30 22. 34x25 11-17 23. 39-33 13-19 24. 36-31 8-13 25. 31-27 15-20 26. 33-28 20-24 27. 43-39 2-7 28. 49-44 7-11?? {(0.01 → 2.84) Blunder. Best move was 1-6.} (28... 1-6 29. 44-40 4-9 30. 47-41 3-8 31. 41-36 7-11 32. 39-33 23-29 33. 40-34 29x40 34. 35x44 18-23 35. 45-40) 29. 44-40?? {(2.84 → 0.00) Blunder. Best move was 27-22.} (29. 27-22 18x27 30. 32x21 23x34 31. 44-40 16x27 32. 40x16 3-9 33. 35-30 9-14 34. 45-40 4-10 35. 40-34 10-15) 29... 4-9 30. 47-41 1-6 31. 41-36 3-8 32. 39-33 17-21 33. 26x17 11x31 34. 36x27 6-11 35. 42-37 11-17 36. 37-31 17-21 37. 31-26 12-17? {(0.00 → 1.32) Mistake. Best move was 23-29.} (37... 23-29 38. 26x17 12x21 39. 40-34 29x40 40. 35x44 8-12 41. 48-42 12-17 42. 45-40 18-22 43. 27x18 13x22 44. 44-39) 38. 48-43? {(1.32 → 0.00) Mistake. Best move was 48-42.} (38. 48-42 23-29 39. 42-37 17-22 40. 28x17 21x12 41. 40-34 29x40 42. 35x44 19-23 43. 33-28 23-29 44. 27-21 16x27) 38... 23-29? {(0.00 → 1.09) Mistake. Best move was 24-29.} (38... 24-29 39. 33x24 19x30 40. 28x10 30-34 41. 40x29 9-14 42. 10x19 13x42 43. 43-38 42x33 44. 25-20 33-38 45. 32x43) 39. 43-39 18-22?? {(1.85 → 3.94) Blunder. Best move was 17-22.} (39... 17-22 40. 28x17 21x12 41. 40-34 29x40 42. 35x44 19-23 43. 33-28 23-29 44. 27-21 16x27 45. 32x21 13-19 46. 45-40) 40. 27x18 13x22 41. 39-34?? {(3.35 → 0.00) Blunder. Best move was 40-34.} (41. 40-34 29x40 42. 45x34 8-13 43. 34-29 13-18 44. 29x20 9-13 45. 20x9 13x4 46. 35-30 22-27 47. 30-24 19x30) 41... 22-27 42. 34x23 17-22? {(0.00 → 1.47) Mistake. Best move was 9-13.} (42... 9-13 43. 25-20 24x15 44. 40-34 8-12 45. 45-40 12-18 46. 23x12 17x8 47. 26x17 8-12 48. 32x21 16x27 49. 17x8) 43. 26x17 22x11 44. 32x21 16x27 45. 40-34 27-31? {(1.75 → 2.98) Mistake. Best move was 8-12.} (45... 8-12 46. 34-29 27-31 47. 29x20 31-36 48. 20-15 19-24 49. 38-32 12-17 50. 45-40 36-41 51. 40-34 11-16 52. 34-30) 46. 35-30 24x35 47. 25-20 14x25 48. 23x12 11-17 49. 12x21 31-36 50. 21-16 36-41 51. 16-11 41-46?? {(3.24 → Win in 8) Win is now unavoidable. Best move was 35-40.} (51... 35-40 52. 11-7 40x29 53. 33x24 41-47 54. 38-32 47x20 55. 7-2 20-9 56. 28-23 9-4 57. 2-35 4-10 58. 32-28) 52. 11-6 46x40 {Black resigns.} 2-0