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Puzzles (3 cohencoins award for each match):

Puzzle 0vk8M: 240

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/ggHi9tp4"] [Date "2025.08.04"] [White "Masterwill"] [Black "RoWaN"] [Result "0-1"] [UTCDate "2025.08.04"] [UTCTime "23:44:25"] [WhiteElo "1478"] [BlackElo "1666"] [WhiteRatingDiff "-7"] [BlackRatingDiff "+5"] [BlackTitle "NM🎼"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B15"] [Opening "Caro-Kann Defense: Gurgenidze System"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 c6 2. d4 d5 3. Nc3 g6 { B15 Caro-Kann Defense: Gurgenidze System } 4. Bd3 Bg7 5. Nf3 Bg4 6. Be3 e5 7. dxe5?? { (0.33 → -2.83) Blunder. Be2 was best. } (7. Be2) 7... Bxe5?? { (-2.83 → 1.83) Blunder. d4 was best. } (7... d4 8. Bxd4) 8. Nxe5?? { (1.83 → -1.85) Blunder. exd5 was best. } (8. exd5 cxd5) 8... Bxd1 9. Nxd1?? { (-2.06 → -5.69) Blunder. Rxd1 was best. } (9. Rxd1 Nf6 10. O-O O-O 11. exd5 Qe7 12. Nf3 Nxd5 13. Bd4 Nxc3 14. Bxc3 Qc5 15. Bd4) 9... dxe4 10. Bxe4 Qe7 11. f4 f5 12. Bf3 Nd7 13. Nd3 O-O-O?! { (-5.61 → -4.11) Inaccuracy. Ngf6 was best. } (13... Ngf6) 14. O-O Ndf6?! { (-4.29 → -2.93) Inaccuracy. Ngf6 was best. } (14... Ngf6 15. a4 a6 16. b4 Rhe8 17. b5 Nd5 18. Bf2 N7f6 19. Bh4 Qg7 20. bxc6 bxc6 21. Rb1) 15. Nc5?? { (-2.93 → -7.22) Blunder. Bxa7 was best. } (15. Bxa7 Ne4) 15... Nd5?! { (-7.22 → -4.77) Inaccuracy. Rxd1 was best. } (15... Rxd1) 16. Bd4?! { (-4.77 → -6.84) Inaccuracy. Bxd5 was best. } (16. Bxd5) 16... Ngf6 17. Nf2 Rhe8 18. Rae1 Qxe1 19. Bxf6 Nxf6 20. h3 Qe7 21. Nfd3 Rxd3 22. cxd3 Qxc5+ 23. Kh2 Nh5 24. g4 Nxf4 25. Kg3 Ne2+ 26. Kh2?! { (-11.90 → Mate in 9) Checkmate is now unavoidable. Kg2 was best. } (26. Kg2 Nf4+ 27. Kh1 Nxd3 28. a4 f4 29. h4 Nxb2 30. g5 Nxa4 31. Kg2 Qc4 32. h5 Nc5) 26... Qd6+ 27. Kg2 Qg3+ 28. Kh1 Qxh3# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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