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[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/G6r1H56i"] [Date "2022.04.08"] [White "Lucas"] [Black "jjchess1234"] [Result "0-1"] [UTCDate "2022.04.08"] [UTCTime "23:37:53"] [WhiteElo "1409"] [BlackElo "1570"] [WhiteRatingDiff "-19"] [BlackRatingDiff "+3"] [BlackTitle "NM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C46"] [Opening "Four Knights Game"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 { C46 Four Knights Game } 4. b3?! { (0.29 → -0.63) Inaccuracy. d4 was best. } (4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 O-O 8. O-O d5) 4... d6? { (-0.63 → 0.41) Mistake. Bc5 was best. } (4... Bc5 5. Be2) 5. Ba3?! { (0.41 → -0.19) Inaccuracy. Bb5 was best. } (5. Bb5) 5... Bg4 6. h3?! { (0.26 → -0.48) Inaccuracy. Bb5 was best. } (6. Bb5) 6... Bxf3 7. Qxf3 Qd7? { (-0.64 → 0.78) Mistake. Nd4 was best. } (7... Nd4 8. Qd3) 8. Qf5?? { (0.78 → -1.12) Blunder. Bb5 was best. } (8. Bb5 Be7) 8... Qxf5 9. exf5 O-O-O?! { (-1.37 → -0.73) Inaccuracy. d5 was best. } (9... d5 10. Bxf8 Kxf8 11. O-O-O Nd4 12. Re1 Re8 13. Nb5 Nxb5 14. Bxb5 c6 15. Be2 Ke7 16. h4) 10. Bb5?! { (-0.73 → -1.73) Inaccuracy. O-O-O was best. } (10. O-O-O Nd4) 10... Kd7? { (-1.73 → -0.29) Mistake. Nd4 was best. } (10... Nd4) 11. O-O-O a6 12. Bxc6+ Kxc6 13. Rhe1 Nd5?! { (-0.49 → 0.20) Inaccuracy. g6 was best. } (13... g6 14. fxg6 fxg6 15. Kb1 Re8 16. Bb2 Bh6 17. Ne4 Rhf8 18. Nxf6 Rxf6 19. f3 Rff8 20. a4) 14. Nxd5 Kxd5 15. c4+ Kd4?? { (0.38 → 7.37) Blunder. Kc6 was best. } (15... Kc6 16. d4 exd4 17. Rxd4 g6 18. Bb2 Bg7 19. Rde4 Bxb2+ 20. Kxb2 Rhf8 21. f6 d5 22. cxd5+) 16. f3?? { (7.37 → 2.30) Blunder. d3 was best. } (16. d3 d5) 16... Be7?? { (2.30 → Mate in 4) Checkmate is now unavoidable. d5 was best. } (16... d5) 17. Re4+ Kd3 18. Rde1 Bg5 19. h4?? { (Mate in 4 → -3.03) Lost forced checkmate sequence. R1e3+ was best. } (19. R1e3+ Bxe3 20. Rxe3+ Kd4 21. Kc2 e4 22. Rxe4#) 19... Bxd2+ 20. Kd1 Bxe1 21. Kxe1 d5 22. Rxe5? { (-3.97 → -8.45) Mistake. cxd5 was best. } (22. cxd5 Rxd5) 22... Rhe8 23. f4 Rxe5+ 24. fxe5 dxc4 25. Be7 Re8 26. Ba3 cxb3 27. axb3 Rxe5+ 28. Kd1 Rxf5 29. g4?! { (-10.21 → Mate in 1) Checkmate is now unavoidable. Bb4 was best. } (29. Bb4 Rf2) 29... Rf4?! { (Mate in 1 → -11.24) Lost forced checkmate sequence. Rf1# was best. } (29... Rf1#) 30. Kc1 Rxg4 31. Be7 f6 32. h5 Rg1+ 33. Kb2 Re1 34. Bb4 Re4 35. Ka3 Rxb4 36. Kxb4 f5 37. Kc5 f4 38. Kd5 f3 39. Ke6 f2 40. Kf7 f1=Q+ 41. Kxg7 Qg2+ 42. Kxh7 Qh3 43. h6 c5?! { (Mate in 12 → -74.40) Lost forced checkmate sequence. Qg2 was best. } (43... Qg2 44. b4 Qg5 45. b5 axb5 46. Kh8 Qxh6+ 47. Kg8 b4 48. Kf7 b3 49. Ke7 b2 50. Ke8) 44. Kg6 Kc3 45. h7 Kxb3 46. Kg7 Qxh7+ 47. Kxh7 c4 48. Kg6 c3 49. Kg5 c2 50. Kf5 c1=Q 51. Ke4 Qe1+ 52. Kd4 Qe2 53. Kd5 Qg4 54. Ke5 a5 55. Kd5 a4 56. Ke5 a3 57. Kd5 a2 58. Kd6 a1=Q 59. Kd5 Qa5+ 60. Kd6 Qg6+ 61. Ke7 Qe5+ 62. Kd7 Qgd6+ 63. Kc8 Qh8+ 64. Kxb7 Qg7+ 65. Kc8 Qdf8# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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