lidraughts.org

[Event "Nationale Clubcompetitie KNDB 2023/2024"] [Site "https://lidraughts.org/YhDdKATC"] [Date "2024.01.06"] [Round "7"] [White "Koerselman, Jan"] [Black "Wiegersma, Arnold"] [Result "0-2"] [WhiteElo "?"] [BlackElo "?"] [GameType "20"] [TimeControl "4800+60"] [Opening "?"] [Termination "Normal"] [Annotator "lidraughts.org"] 1. 32-28 19-23 2. 28x19 14x23 3. 33-29 10-14 4. 39-33 14-19 5. 44-39 19-24 6. 50-44 17-22 7. 37-32 13-19 8. 32-27 11-17 9. 31-26 22x31 10. 26x37 9-13 11. 38-32 7-11 12. 32-28 23x32 13. 37x28 17-22 14. 28x17 12x21 15. 34-30 20-25 16. 29x20 25x14 17. 30-25 1-7 18. 35-30 7-12 19. 30-24 19x30 20. 25x34 14-19 21. 41-37 5-10 22. 46-41 10-14 23. 37-32 11-17 24. 41-37 21-27 25. 32x21 16x27 26. 37-31 6-11 27. 31x22 18x27 28. 42-37 13-18 29. 34-29 8-13 30. 37-32 27x38 31. 43x32 11-16 32. 33-28 2-8 33. 39-33 17-22 34. 28x17 12x21 35. 44-39 4-9 36. 48-43 18-22 37. 47-41 21-26 38. 41-37 8-12 39. 43-38 12-17 40. 32-28?! {(-0.20 → -0.64) Inaccuracy. Best move was 40-34.} (40. 40-34 17-21 41. 32-28 21-27 42. 28x17 19-23 43. 29x18 13x11 44. 34-29 9-13 45. 45-40 11-17 46. 40-35 14-20) 40... 19-24 41. 29x20 15x24 42. 40-34 22-27 43. 45-40 17-21 44. 37-32 26-31? {(-1.25 → 0.00) Mistake. Best move was 14-19.} (44... 14-19 45. 40-35 3-8 46. 49-43 8-12 47. 34-29 24-30 48. 35x24 19x30 49. 28-23 9-14 50. 33-28 12-17 51. 39-33) 45. 49-43 3-8 46. 40-35 14-19?! {(-0.53 → 0.00) Inaccuracy. Best move was 14-20.} (46... 14-20 47. 34-30 20-25 48. 30x19 13x24 49. 28-22 27x18 50. 36x27 8-13 51. 33-28 25-30 52. 38-33 9-14 53. 43-38) 47. 34-29?? {(0.00 → -2.72) Blunder. Best move was 28-22.} (47. 28-22 27x18 48. 36x27 8-12 49. 33-28 12-17 50. 39-33 24-30 51. 34x25 19-24 52. 28-23 18x29 53. 43-39 9-14) 47... 21-26 48. 29x20 19-23 49. 28x19 13x15 50. 32x21 16x27 51. 35-30? {(-2.39 → -3.53) Mistake. Best move was 39-34.} (51. 39-34 31-37 52. 43-39 27-31 53. 36x27 37-41 54. 33-28 41-47 55. 39-33 47-36 56. 28-22 26-31 57. 27-21 31-37) 51... 31-37 52. 30-24?! {(-2.75 → -3.54) Inaccuracy. Best move was 33-28.} (52. 33-28 27-31 53. 36x27 37-41 54. 30-25 41-47 55. 27-22 47x44 56. 43-39 44x33 57. 28x39 8-12 58. 39-33 26-31) 52... 27-31 53. 36x27 37-41 54. 27-22?! {(-3.80 → -4.92) Inaccuracy. Best move was 33-29.} (54. 33-29 41-46 55. 39-34 46-28 56. 34-30 8-13 57. 30-25 28-19 58. 38-33 19x48 59. 27-22 48-43 60. 22-17 43-16) 54... 41-46 55. 33-29? {(-4.17 → -7.67) Mistake. Best move was 24-20.} (55. 24-20 15x24 56. 22-17 24-29 57. 33x24 46-28 58. 39-33 28x48 59. 17-11 48-34 60. 11-6 34-1 61. 24-19 26-31) 55... 8-12 56. 39-34 9-13 57. 38-33? {(-7.50 → Win in 13) Win is now unavoidable. Best move was 34-30.} (57. 34-30 12-18 58. 29-23 18x20 59. 43-39 26-31 60. 39-33 20-25 61. 22-17 25x34 62. 17-11 34-40 63. 11-7 40-44) 57... 12-18 58. 24-20 15x24 59. 29x20 18x27 60. 20-15 27-31 61. 43-38? {(-7.14 → Win in 6) Win is now unavoidable. Best move was 34-30.} (61. 34-30 31-36 62. 33-29 46-37 63. 29-23 37x35 64. 15-10 36-41 65. 10-4 13-19 66. 4-15 26-31 67. 43-39 31-36) 61... 46-5 62. 34-29 13-18? {(Win in 5 → -8.24) Lost forced winning sequence. Best move was 31-37.} (62... 31-37 63. 33-28 5x49 64. 15-10 13-19 65. 10-4 49-40 66. 4-10 40x23 67. 10-4) 63. 33-28? {(-8.24 → Win in 2) Win is now unavoidable. Best move was 29-23.} (63. 29-23 5x39 64. 15-10 18-23 65. 10-5 23-29 66. 5-19 31-36 67. 19-13 39-50 68. 13-35 50-17 69. 38-32 36-41) 63... 5x43 64. 15-10 43-32 {White resigns.} 0-2