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Puzzles (3 cohencoins award for each match):

Puzzle aQijJ: 708

FEN
[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/xsc3Vhqy"] [Date "2026.06.29"] [White "Mark"] [Black "ZePHyRos"] [Result "0-1"] [UTCDate "2026.06.29"] [UTCTime "15:03:01"] [WhiteElo "1456"] [BlackElo "1709"] [WhiteRatingDiff "-5"] [BlackRatingDiff "+5"] [WhiteTitle "⛳"] [BlackTitle "GM☢"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C45"] [Opening "Scotch Game"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 { C45 Scotch Game } Nxd4?! { (0.27 → 0.99) Inaccuracy. Nf6 was best. } (4... Nf6 5. Nxc6) 5. Qxd4 Nf6? { (0.81 → 2.21) Mistake. Qf6 was best. } (5... Qf6) 6. e5 Ng8?! { (2.21 → 2.97) Inaccuracy. c5 was best. } (6... c5) 7. Nc3 b6?! { (3.04 → 3.99) Inaccuracy. c6 was best. } (7... c6) 8. Bc4 Bb7 9. Bd5?? { (4.09 → 1.47) Blunder. O-O was best. } (9. O-O h5 10. Ne4 Be7 11. Bf4 h4 12. Rad1 Kf8 13. Rfe1 Bc6 14. h3 Rh5 15. b4 Bxb4) 9... c6? { (1.47 → 3.27) Mistake. Bxd5 was best. } (9... Bxd5 10. Qxd5 Bb4 11. Bd2 Ne7 12. Qe4 Nc6 13. O-O-O Bxc3 14. Bxc3 Qe7 15. f4 O-O-O 16. Rhe1) 10. Bf3 Bc5 11. Qg4 Ne7?! { (3.52 → 5.09) Inaccuracy. Kf8 was best. } (11... Kf8 12. Bg5) 12. Qxg7?! { (5.09 → 3.80) Inaccuracy. b4 was best. } (12. b4) 12... Rg8?! { (3.80 → 5.70) Inaccuracy. Ng6 was best. } (12... Ng6 13. Ne4) 13. Qxh7 Qc7 14. O-O?? { (5.58 → 1.40) Blunder. Bf4 was best. } (14. Bf4) 14... O-O-O 15. Qxf7?? { (1.43 → -0.67) Blunder. Ne4 was best. } (15. Ne4 Rh8) 15... Rdf8?! { (-0.67 → -0.08) Inaccuracy. Rdf8 was best. } (15... Rdf8) 16. Qb3?? { (-0.08 → -7.33) Blunder. Qh5 was best. } (16. Qh5 Rh8) 16... Rxf3 17. e6 Rh8 18. h3?! { (-13.64 → Mate in 5) Checkmate is now unavoidable. exd7+ was best. } (18. exd7+ Kd8) 18... Rff8?? { (Mate in 5 → -3.46) Lost forced checkmate sequence. Rfxh3 was best. } (18... Rfxh3 19. exd7+ Kd8 20. Qg8+ Rxg8 21. Re1 Qg3 22. Kf1 Qxf2#) 19. Bg5?? { (-3.46 → -13.17) Blunder. Ne4 was best. } (19. Ne4 Nf5) 19... Nf5? { (-13.17 → -4.69) Mistake. Rxh3 was best. } (19... Rxh3) 20. Rad1?! { (-4.69 → -6.07) Inaccuracy. Ne4 was best. } (20. Ne4 Nd4) 20... Nd4?! { (-6.07 → -4.57) Inaccuracy. d5 was best. } (20... d5) 21. Qa4?? { (-4.57 → Mate in 3) Checkmate is now unavoidable. Rxd4 was best. } (21. Rxd4 Bxd4) 21... Nf3+ 22. gxf3 Qg3+ { White resigns. } 0-1
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