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Puzzles (3 cohencoins award for each match):

Puzzle 6SiQo: 479

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/IGA9wJ4L"] [Date "2025.12.09"] [White "Henry5"] [Black "Drew"] [Result "0-1"] [UTCDate "2025.12.09"] [UTCTime "00:37:42"] [WhiteElo "1186"] [BlackElo "1635"] [WhiteRatingDiff "-18"] [BlackRatingDiff "+2"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C40"] [Opening "King's Pawn Game: Busch-Gass Gambit"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Bc5? { (0.41 → 1.86) Mistake. Nc6 was best. } { C40 King's Pawn Game: Busch-Gass Gambit } (2... Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Ba4 Be7 7. Nxe5 Nxe5 8. Rxe5 O-O 9. Bb3) 3. Nxe5 Qh4?! { (2.05 → 3.08) Inaccuracy. Nc6 was best. } (3... Nc6 4. Nxc6 dxc6 5. d3 f5 6. e5 Qd5 7. Qh5+ g6 8. Qe2 Be6 9. Nc3 Qd7 10. g3) 4. g3?? { (3.08 → -4.50) Blunder. d4 was best. } (4. d4 Qxe4+ 5. Be3 Bb4+ 6. c3 Bd6 7. Nd2 Qd5 8. Qh5 g6 9. Qh4 Bxe5 10. dxe5 Qxe5) 4... Qxe4+ 5. Be2?! { (-4.95 → -9.12) Inaccuracy. Qe2 was best. } (5. Qe2 Qxh1 6. Ng6+ Ne7 7. Nxh8 Nc6 8. c3 d5 9. d4 Bxd4 10. Bf4 g5 11. cxd4 gxf4) 5... Qxh1+ 6. Bf1 Qxh2 7. Qf3 Nf6 8. Nc3 O-O 9. Qf4 Re8 10. d4 Bxd4 11. Qxd4 Qh5 12. Bf4 Nc6 13. Qc5 Nxe5 14. Bxe5 Rxe5+ 15. Kd2 Rxc5 16. Be2 Ne4+ 17. Nxe4 Qd5+ 18. Kc1 Qxe4 19. f3?! { (-22.09 → Mate in 1) Checkmate is now unavoidable. Bd1 was best. } (19. Bd1 Rd5) 19... Qxc2# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting