lidraughts.org

[Event "WK match Walinga - Groenveld DFS 2021"] [Site "https://lidraughts.org/ulUS96Gv"] [Date "2021.08.11"] [Round "1"] [White "Walinga, Marten"] [Black "Groenveld, Folkert"] [Result "2-0"] [WhiteElo "?"] [BlackElo "?"] [GameType "40"] [TimeControl "5400+30"] [Opening "?"] [Termination "Normal"] [Annotator "lidraughts.org"] 1. 32-27 20-25 2. 27-22 12x32 3. 38x27 19-23 4. 31-26 14-19 5. 33-29 17-21 6. 26x17 11x31 7. 36x27 7-12 8. 37-32 19-24 9. 29x20 25x14 10. 34-30 2-7 11. 41-36 7-11 12. 30-25?! {(-0.06 → -0.51) Inaccuracy. Best move was 36-31.} (12. 36-31 1-7 13. 31-26 16x36 14. 46x26 23-29 15. 39x17 11x33 16. 43x23 13x33 17. 30-24 14x34 18. 40x38 7-11) 12... 23-29 13. 39x17 11x33 14. 43x23 13x33 15. 40-34 33-38 16. 42x33 12-17 17. 33-28?! {(-0.23 → -0.77) Inaccuracy. Best move was 34-30.} (17. 34-30 17-21 18. 33-29 1-7 19. 29-24 14x34 20. 30x39 21-26 21. 44-40 8-13 22. 39-34 13-18 23. 34-30 18-22) 17... 14-20 18. 25x14 9x20 19. 48-42 17-21 20. 49-43 8-12 21. 36-31 21x41 22. 47x36 12-17 23. 42-37 3-9 24. 43-38 9-14 25. 44-40 17-21 26. 37-31 21x41 27. 36x47 20-25?! {(-0.81 → -0.32) Inaccuracy. Best move was 6-11.} (27... 6-11 28. 46-41 16-21 29. 41-37 1-6 30. 38-32 14-19 31. 28-22 21x23 32. 34-30 20-24 33. 30-25 10-14 34. 47-41) 28. 38-32 14-20 29. 35-30 16-21 30. 46-41?! {(-0.93 → -1.41) Inaccuracy. Best move was 28-22.} (30. 28-22 21x23 31. 32-27 6-11 32. 50-44 23-29 33. 30x28 20-24 34. 34x14 4x24 35. 46-41 11-16 36. 47-42 10-14) 30... 20-24? {(-1.41 → -0.43) Mistake. Best move was 4-9.} (30... 4-9 31. 50-44 21-26 32. 41-37 6-11 33. 37-31 26x37 34. 32x41 9-14 35. 41-36 11-16 36. 47-42 16-21 37. 28-23) 31. 30x19 4-9?? {(-0.71 → 0.88) Blunder. Best move was 15-20.} (31... 15-20 32. 19-13 20-24 33. 34x14 10x8 34. 28-23 6-11 35. 50-44 5-10 36. 40-34 10-15 37. 44-40 8-12 38. 23-18) 32. 19-14 9x20?? {(0.61 → 5.07) Blunder. Best move was 15x13.} (32... 15x13 33. 40-35 21-27 34. 35x4 27x18 35. 4-15 5x25 36. 50-44 6-11 37. 44-40 25-30 38. 34x25 11-17 39. 41-37) 33. 28-22 21x23 34. 34-30 25x34 35. 40x18 1-7 36. 32-27 10-14? {(3.70 → 5.27) Mistake. Best move was 6-11.} (36... 6-11 37. 27-21 11x31 38. 41x21 20-24 39. 21-16 24-29 40. 16-11 7x16 41. 18-12 16-21 42. 12-8 21-26 43. 8-3) 37. 27-21 7-12? {(5.04 → 8.19) Mistake. Best move was 20-25.} (37... 20-25 38. 21-17 7x27 39. 18-12 27-32 40. 12-8 32-38 41. 8-2 38-42 42. 41x43 6-11 43. 2x16 14-19 44. 16x20) 38. 18x7 6x8 39. 21-17 20-24 40. 41-37 14-19?! {(6.72 → 9.66) Inaccuracy. Best move was 24-30.} (40... 24-30 41. 37-31 30-34 42. 47-42 14-20 43. 42-38 20-25 44. 17-11 5-10 45. 11-6 15-20 46. 31-27 10-15 47. 27-21) 41. 37-31 5-10 42. 31-26 10-14 43. 26-21 {Black resigns.} 2-0