lidraughts.org

[Event "HSE SPb Arena"] [Site "https://lidraughts.org/oPpN32Cn"] [Date "2023.12.16"] [Round "-"] [White "ValeriaEfim"] [Black "vaann"] [Result "0-2"] [UTCDate "2023.12.16"] [UTCTime "12:05:02"] [WhiteElo "1507"] [BlackElo "1723"] [WhiteRatingDiff "-16"] [BlackRatingDiff "+9"] [GameType "20"] [TimeControl "900+0"] [Opening "?"] [Termination "Normal"] [Annotator "lidraughts.org"] 1. 31-26 16-21 2. 37-31 11-16 3. 42-37 18-23 4. 35-30 7-11 5. 30-25 20-24?! {(0.05 → 0.49) Inaccuracy. Best move was 21-27.} (5... 21-27 6. 31x22 17x28 7. 33x22 23-29 8. 34x23 19x17 9. 39-33 20-24 10. 36-31 1-7 11. 41-36 12-18 12. 47-42) 6. 40-35?! {(0.49 → -0.04) Inaccuracy. Best move was 34-29.} (6. 34-29 23x34 7. 40x20 15x24 8. 47-42 12-18 9. 32-28 1-7 10. 37-32 7-12 11. 41-37 18-23 12. 46-41 12-18) 6... 14-20?! {(-0.04 → 0.43) Inaccuracy. Best move was 21-27.} (6... 21-27 7. 31x22 17x28 8. 33x22 23-29 9. 34x23 19x17 10. 36-31 12-18 11. 39-33 14-20 12. 25x14 9x20 13. 41-36) 7. 25x14 9x20 8. 34-30 20-25? {(0.34 → 1.70) Mistake. Best move was 12-18.} (8... 12-18 9. 31-27 20-25 10. 36-31 25x34 11. 39x30 10-14 12. 44-39 14-20 13. 47-42 5-10 14. 30-25 10-14 15. 45-40) 9. 39-34?? {(1.70 → -0.13) Blunder. Best move was 44-40.} (9. 44-40 25x34 10. 40x9 4x13 11. 31-27 10-14 12. 36-31 12-18 13. 45-40 15-20 14. 41-36 5-10 15. 40-34 1-7) 9... 15-20?! {(-0.13 → 0.30) Inaccuracy. Best move was 21-27.} (9... 21-27 10. 31x22 17x39 11. 44x33 12-18 12. 47-42 1-7 13. 36-31 7-12 14. 41-36 15-20 15. 34-29 25x34 16. 29x40) 10. 31-27 12-18 11. 36-31 10-14 12. 41-36 8-12 13. 33-28 4-9? {(0.09 → 1.07) Mistake. Best move was 2-8.} (13... 2-8 14. 44-39 5-10 15. 49-44 3-9 16. 47-42 10-15 17. 46-41 1-7 18. 44-40 18-22 19. 27x29 24x22 20. 31-27) 14. 44-39? {(1.07 → 0.20) Mistake. Best move was 28-22.} (14. 28-22 17x28 15. 26x8 3x12 16. 27-21 16x27 17. 31x33 11-17 18. 34-29 25x34 19. 29x40 5-10 20. 46-41 6-11) 14... 18-22?? {(0.20 → 1.87) Blunder. Best move was 2-8.} (14... 2-8 15. 49-44 24-29 16. 44-40 20-24 17. 50-44 5-10 18. 39-33 1-7 19. 47-42 10-15 20. 44-39 18-22 21. 27x18) 15. 27x7 1x12 16. 31-27?? {(1.72 → -2.64) Blunder. Best move was 28-22.} (16. 28-22 17x28 17. 26x8 3x12 18. 47-42 13-18 19. 31-27 5-10 20. 36-31 11-17 21. 38-33 9-13 22. 33x11 6x17) 16... 2-7?? {(-2.64 → 2.12) Blunder. Best move was 23-29.} (16... 23-29 17. 34x23 25x34 18. 39x30 12-18 19. 23x12 17x8 20. 26x17 11x22 21. 50-44 6-11 22. 46-41 5-10 23. 43-38) 17. 27-22? {(2.12 → 0.98) Mistake. Best move was 36-31.} (17. 36-31 5-10 18. 28-22 17x28 19. 26x8 3x12 20. 46-41 10-15 21. 41-36 12-18 22. 27-21 16x27 23. 31x33 11-17) 17... 12-18 18. 36-31?? {(0.94 → -1.48) Blunder. Best move was 37-31.} (18. 37-31 18x27 19. 31x22 7-12 20. 46-41 12-18 21. 41-37 18x27 22. 37-31 3-8 23. 31x22 8-12 24. 39-33 12-18) 18... 18x36 19. 32-27?? {(-1.48 → -7.15) Blunder. Best move was 48-42.} (19. 48-42 13-18 20. 39-33 5-10 21. 34-29 25x34 22. 29x40 9-13 23. 49-44 3-8 24. 46-41 10-15 25. 44-39 7-12) 19... 21x41 20. 46x37 23x41 21. 26-21 17x26 22. 34-29 24x42 23. 48x46 25x34 24. 39x30 26-31 25. 43-38 16-21 26. 45-40 21-26 27. 40-34 31-37 28. 34-29 20-25 29. 30-24 19x30 30. 35x24 14-19 31. 24-20 25x14 32. 29-24 19x30 33. 38-32 37x28 34. 49-43 28-32 35. 43-38?! {(-14.96 → Win in 7) Win is now unavoidable. Best move was 50-44.} (35. 50-44 30-34 36. 44-39 34-40 37. 39-33 32-37 38. 43-39 40-45 39. 33-29 36-41 40. 47x36 37-42 41. 29-24 42-47) 35... 32x43 36. 50-44 43-49 37. 47-42 49x35 38. 46-41 36x38 {Black wins.} 0-2