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Puzzles (3 cohencoins award for each match):

Puzzle UmxT9: 776

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/nUAu6hTp"] [Date "2025.08.06"] [White "Walker"] [Black "Wesley"] [Result "1-0"] [UTCDate "2025.08.06"] [UTCTime "20:24:20"] [WhiteElo "1429"] [BlackElo "1506"] [WhiteRatingDiff "+7"] [BlackRatingDiff "-11"] [WhiteTitle "⚡"] [BlackTitle "GM⚜"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B30"] [Opening "Sicilian Defense: Old Sicilian"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 c5 2. Nf3 Nc6 { B30 Sicilian Defense: Old Sicilian } 3. e5?! { (0.45 → -0.42) Inaccuracy. Bb5 was best. } (3. Bb5 g6) 3... d6 4. exd6 Qxd6 5. Bc4 Nf6 6. O-O Nd4?! { (-0.49 → 0.31) Inaccuracy. a6 was best. } (6... a6 7. Re1) 7. Ng5?! { (0.31 → -0.69) Inaccuracy. c3 was best. } (7. c3 Be6) 7... Bg4?? { (-0.69 → 3.27) Blunder. e6 was best. } (7... e6) 8. Bxf7+?! { (3.27 → 2.30) Inaccuracy. Bxf7+ was best. } (8. Bxf7+ Kd8 9. f3 h6 10. Ne4 Nxe4 11. fxg4 Nxc2 12. Qxc2 Qd4+ 13. Kh1 Nf2+ 14. Rxf2 Qxf2) 8... Kd8 9. f3 Nxf3+? { (3.37 → 6.10) Mistake. h6 was best. } (9... h6 10. Ne4) 10. Rxf3 Qd4+?! { (5.33 → 7.48) Inaccuracy. h6 was best. } (10... h6 11. Qe1) 11. Kf1?! { (7.48 → 5.50) Inaccuracy. Kh1 was best. } (11. Kh1 e5 12. Ne6+ Bxe6 13. Bxe6 e4 14. Rf1 Bd6 15. Bh3 g5 16. d3 e3 17. Nc3 Qe5) 11... Bxf3?! { (5.50 → 9.36) Inaccuracy. e5 was best. } (11... e5 12. Be6) 12. Ne6+ Kd7 13. Nxd4?? { (10.84 → -3.91) Blunder. Qxf3 was best. } (13. Qxf3 Qd5 14. Qh3 Qc4+ 15. Kg1 Kc6 16. Nc3 Qg4 17. Qd3 a6 18. h3 Qh4 19. Qe3 Nd7) 13... Bxd1 14. Be6+? { (-4.27 → -7.25) Mistake. Ne6 was best. } (14. Ne6 b6) 14... Kd8?? { (-7.25 → -2.44) Blunder. Kd6 was best. } (14... Kd6 15. Na3) 15. Nb3?! { (-2.44 → -3.33) Inaccuracy. Nf3 was best. } (15. Nf3 Bxf3) 15... Bxc2 16. Nxc5 g6? { (-3.72 → -1.95) Mistake. b6 was best. } (16... b6) 17. Nxb7+ Ke8 18. Nc3?! { (-1.75 → -2.88) Inaccuracy. d4 was best. } (18. d4 Rb8 19. Nc5 Bg7 20. Nc3 Bf5 21. Bb3 Nd7 22. Be3 Rf8 23. Kg1 Nxc5 24. dxc5 Bd7) 18... Bg7? { (-2.88 → -1.57) Mistake. Bf5 was best. } (18... Bf5 19. Bc4 Bg7 20. d3 Rf8 21. Ke2 Rb8 22. Nc5 Nd7 23. Na6 Bg4+ 24. Ke1 Rc8 25. h3) 19. Nb5?? { (-1.57 → -8.02) Blunder. d4 was best. } (19. d4) 19... Ne4?? { (-8.02 → 0.34) Blunder. Bd3+ was best. } (19... Bd3+ 20. Kg1) 20. Nc7+ Kf8 21. Nxa8 Ng5?? { (0.08 → 6.18) Blunder. Bd3+ was best. } (21... Bd3+ 22. Ke1) 22. d3?? { (6.18 → -6.81) Blunder. Bc4 was best. } (22. Bc4 Be4) 22... Nxe6 23. Ke2 Nf4+?? { (-7.15 → 6.69) Blunder. Kf7 was best. } (23... Kf7 24. Be3 Rxa8 25. Rc1 Ba4 26. b3 Be8 27. Kd2 Rb8 28. Na5 Bf6 29. Nc4 Rd8 30. Bxa7) 24. Bxf4 Bxb2 25. Rf1 Kg7 26. Nc7 e5 27. Ne6+ Kf6 28. Bxe5+?? { (7.45 → 1.91) Blunder. Bc1+ was best. } (28. Bc1+ Kxe6 29. Nc5+ Kd5 30. Bxb2 Rb8 31. Ba3 Rb1 32. Rxb1 Bxb1 33. Ne4 Bxa2 34. Nc3+ Ke6) 28... Kxe5 29. Nf4? { (1.69 → 0.21) Mistake. Nbd8 was best. } (29. Nbd8 Kd6) 29... Re8?! { (0.21 → 0.75) Inaccuracy. Rc8 was best. } (29... Rc8 30. Kd2 Ba4 31. Ne2 Rc2+ 32. Ke3 Bc6 33. Rf7 Bd5 34. Rxh7 Ba3 35. d4+ Kf5 36. Nc5) 30. Kd2 Ba4? { (0.47 → 1.93) Mistake. Rc8 was best. } (30... Rc8) 31. Nc5?? { (1.93 → 0.27) Blunder. Na5 was best. } (31. Na5 Kf6) 31... Bc6 32. Nb3 Bxg2?? { (0.33 → 7.12) Blunder. Ba3 was best. } (32... Ba3 33. d4+) 33. d4+? { (7.12 → 3.55) Mistake. Nxg2 was best. } (33. Nxg2) 33... Bxd4 34. Re1+?? { (3.62 → 0.00) Blunder. Nxg2 was best. } (34. Nxg2 Rd8 35. Ke2 Bb6 36. Nd2 Kd4 37. Rf3 Re8+ 38. Kd1 Re7 39. h3 h5 40. Kc2 g5) 34... Kxf4 35. Rxe8 h5?? { (0.11 → 6.76) Blunder. Bg1 was best. } (35... Bg1 36. h4) 36. Nxd4 Kg4 37. Rg8 g5 38. Ke3 h4 39. Ne6 Bd5?! { (55.39 → Mate in 7) Checkmate is now unavoidable. Bc6 was best. } (39... Bc6 40. Rxg5+) 40. Re8?? { (Mate in 7 → 4.67) Lost forced checkmate sequence. Rxg5+ was best. } (40. Rxg5+ Kh3 41. Rxd5 Kg2 42. Rd2+ Kh1 43. Nd4 a5 44. Nf3 a4 45. h3 a3 46. Rh2#) 40... Bxe6? { (4.67 → 9.96) Mistake. Bxa2 was best. } (40... Bxa2 41. Kf2 a5 42. Nd4 a4 43. Re3 a3 44. Rxa3 Bd5 45. Kg1 Kf4 46. Nb5 g4 47. Nc7) 41. Rxe6 Kh3 42. Rg6 g4 43. Kf4 Kxh2 44. Rxg4 h3 45. Rg3 a6 46. Kg4 a5 47. Rxh3+?! { (Mate in 4 → 62.11) Lost forced checkmate sequence. Kf3 was best. } (47. Kf3 a4 48. Kf2 a3 49. Rxa3 Kh1 50. Rxh3#) 47... Kg2 48. Rh8 a4 49. Ra8 Kf2 50. Rxa4 Ke3 51. Ra8 Kd3 52. Kf4 Kc4 53. Ke5 Kb5 54. Kd5 Kb6 55. Rb8+ Kc7 56. Rb5 Kd7 57. a4 Kc7 58. a5 Kd8 59. a6 Ke7 60. a7 Kf6 61. a8=Q Kf5 62. Qf8+ Kg4 63. Kd6 Kg3 64. Rg5+ Kh4 65. Qh6# { White wins by checkmate. } 1-0
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting