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Puzzles (3 cohencoins award for each match):

Puzzle aKORO: 887

GM🥉 xavi (1699) +2
FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/STlWgC4A"] [Date "2025.09.03"] [White "xavi"] [Black "Graysen"] [Result "1-0"] [UTCDate "2025.09.03"] [UTCTime "20:36:50"] [WhiteElo "1699"] [BlackElo "1437"] [WhiteRatingDiff "+2"] [BlackRatingDiff "-4"] [WhiteTitle "GM🥉"] [BlackTitle "🏯"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C20"] [Opening "Center Game"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. d4?! { (0.60 → -0.29) Inaccuracy. Nf3 was best. } { C20 Center Game } (2. Nf3 Nc6 3. Bb5 Nge7 4. O-O Ng6 5. d4 exd4 6. Nxd4 Bc5 7. Nf5 O-O 8. Nc3 a6) 2... f6?? { (-0.29 → 2.14) Blunder. exd4 was best. } (2... exd4 3. c3 dxc3 4. Nxc3 Nc6 5. Bc4 Bb4 6. Nf3 d6 7. Qb3 Bxc3+ 8. Qxc3 Nf6 9. e5) 3. dxe5 fxe5?? { (2.05 → 8.96) Blunder. Bb4+ was best. } (3... Bb4+ 4. c3 Bc5 5. b4 Bb6 6. Nd2 Qe7 7. a4 a5 8. Nc4 axb4 9. Nxb6 cxb6 10. Bb5) 4. Qh5+ g6 5. Qxe5+ Be7 6. Qxh8 Bb4+ 7. c3 Kf8 8. Bh6+ Kf7 9. Bc4+ d5 10. Bxd5+ Be6?! { (19.64 → Mate in 3) Checkmate is now unavoidable. Qxd5 was best. } (10... Qxd5 11. exd5) 11. Qg7+?! { (Mate in 3 → 14.90) Lost forced checkmate sequence. Qxh7+ was best. } (11. Qxh7+ Ke8 12. Qxg6+ Kd7 13. Qxe6#) 11... Ke8 12. Bxe6 Qh4?! { (14.76 → Mate in 8) Checkmate is now unavoidable. Nxh6 was best. } (12... Nxh6) 13. Qf7+ Kd8 14. Qxg8+ Ke7 15. Qf7+?! { (Mate in 7 → 31.97) Lost forced checkmate sequence. Bf8+ was best. } (15. Bf8+ Kf6 16. Qf7+ Ke5 17. Nf3+ Kxe4 18. Bf5+ Kf4 19. Bxg6+ Qf6 20. Qxf6+ Kg4 21. h3#) 15... Kd6 16. Bf8+ Kc6 17. Bd5+ Kb5?! { (35.92 → Mate in 5) Checkmate is now unavoidable. Kb6 was best. } (17... Kb6 18. cxb4) 18. Bxb4?! { (Mate in 5 → 29.77) Lost forced checkmate sequence. Qxc7 was best. } (18. Qxc7 Qxe4+ 19. Bxe4 b6 20. Bd3+ Ka5 21. Bxb4+ Ka4 22. b3#) 18... Na6?! { (29.77 → Mate in 3) Checkmate is now unavoidable. Qd8 was best. } (18... Qd8 19. Bxb7) 19. a4+ Kb6 20. a5+ Kb5 21. Bc4+ Kc6 22. Qe6# { White wins by checkmate. } 1-0
Computer analysisMove timesCrosstableFEN & PGN
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