FEN
[Event "WK-match Keller - Roozenburg KNDB 1951"]
[Site "https://lidraughts.org/FGvItWbS"]
[Date "1951.09.18"]
[Round "9"]
[White "Reinier Cornelis Keller"]
[Black "Piet Roozenburg"]
[Result "0-2"]
[WhiteElo "?"]
[BlackElo "?"]
[GameType "20"]
[TimeControl "-"]
[Opening "?"]
[Termination "Normal"]
[Annotator "lidraughts.org"]
1. 32-28 20-24 2. 37-32 14-20 3. 34-29 20-25 4. 29x20 25x14 5. 41-37 18-23 6. 40-34 14-20 7. 33-29 12-18 8. 38-33 16-21 9. 42-38 21-26 10. 45-40 17-22 11. 28x17 11x22 12. 47-41 7-12 13. 32-28 23x32 14. 37x17 12x21 15. 29-24 19x30 16. 34x14 10x19 17. 40-34 26x37 18. 41x32 21-26 19. 35-30 1-7 20. 30-25 7-11 21. 46-41 11-17 22. 41-37 17-21 23. 33-28 6-11 24. 39-33 21-27 25. 32x21 26x17 26. 38-32 8-12 27. 43-38 19-24 28. 44-40 13-19 29. 40-35 9-13 30. 34-30 18-23 31. 36-31 5-10 32. 31-27 10-14 33. 49-44 11-16 34. 37-31 13-18 35. 31-26 23-29 36. 44-40 3-9?! {(0.21 → 0.79) Inaccuracy. Best move was 2-8.} (36... 2-8 37. 48-42 8-13 38. 27-22 18x27 39. 32x21 16x27 40. 28-23 19x39 41. 30x8 27-32 42. 38x27 39-43 43. 8-2) 37. 50-45 9-13 38. 40-34 29x40 39. 45x34 4-9 40. 48-42? {(1.18 → 0.00) Mistake. Best move was 48-43.} (40. 48-43 2-7 41. 26-21 17x26 42. 28-23 19x48 43. 30x17 48x30 44. 25x34 18-22 45. 17x28 14-20 46. 38-33 7-12) 40... 2-8 41. 42-37 17-21 42. 26x17 12x21 43. 37-31 8-12 44. 31-26 12-17 45. 34-29 18-22 46. 27x18 13x22 47. 29x20 15x24 48. 28-23 19x37 49. 30x10 9-14 50. 10x19 37-41 51. 25-20?? {(0.00 → -4.57) Blunder. Best move was 19-13.} (51. 19-13 41-47 52. 13-8 22-28 53. 33x11 47x2 54. 26x17 16x7) 51... 41-47 52. 20-14 22-27 {White resigns.} 0-2