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Puzzles (3 cohencoins award for each match):

Puzzle JLZOn: 315

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/tsircXIB"] [Date "2026.10.21"] [White "PJ"] [Black "snakeywaters"] [Result "0-1"] [UTCDate "2026.10.21"] [UTCTime "20:42:30"] [WhiteElo "1977"] [BlackElo "1742"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+16"] [WhiteTitle "GM🐶"] [BlackTitle "IM㎝"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B01"] [Opening "Scandinavian Defense: Main Line"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 { B01 Scandinavian Defense: Main Line } 4. Bc4 Nf6 5. Nf3 Bg4 6. d3? { (1.00 → -0.18) Mistake. h3 was best. } (6. h3 Bxf3 7. Qxf3 c6 8. d4 e6 9. Bd2 Nbd7 10. O-O-O Qb6 11. Be3 Qc7 12. Kb1 Bb4) 6... c6?! { (-0.18 → 0.40) Inaccuracy. e6 was best. } (6... e6 7. h3) 7. Bg5?? { (0.40 → -7.08) Blunder. d4 was best. } (7. d4) 7... e6?? { (-7.08 → -0.28) Blunder. Bxf3 was best. } (7... Bxf3) 8. Bxf6?! { (-0.28 → -1.16) Inaccuracy. Bd2 was best. } (8. Bd2 Nbd7 9. h3 Qh5 10. d4 Bxf3 11. Qxf3 Qxf3 12. gxf3 Bb4 13. Bd3 e5 14. dxe5 Nxe5) 8... gxf6 9. Qe2?? { (-0.87 → -2.61) Blunder. h3 was best. } (9. h3) 9... Bb4 10. O-O-O? { (-2.00 → -3.70) Mistake. O-O was best. } (10. O-O Qh5) 10... Bxc3 11. bxc3 Qxc3 12. h3 Bxf3 13. Qxf3 Nd7 14. Rhe1 O-O-O?! { (-4.59 → -3.66) Inaccuracy. Ne5 was best. } (14... Ne5) 15. Bb3? { (-3.66 → -7.30) Mistake. Qh5 was best. } (15. Qh5 Nb6 16. Bb3 Rd7 17. Re3 Rhd8 18. Kb1 Qb4 19. Re4 Qa3 20. Qh6 f5 21. Rh4 a5) 15... Ne5 16. Qg3 Rhg8 17. Qe3 Rxg2?! { (-8.69 → -5.97) Inaccuracy. Nxd3+ was best. } (17... Nxd3+ 18. Rxd3 Rxd3 19. Kb1 Rxe3 20. Rxe3 Qxe3 21. fxe3 f5 22. g4 Kc7 23. gxf5 exf5 24. Kb2) 18. f4?? { (-5.97 → Mate in 1) Checkmate is now unavoidable. Kb1 was best. } (18. Kb1) 18... Qa1# { Black wins by checkmate. } 0-1
RapidOverall
1001½½0101100110011001100101100101011010
710
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