Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/AgryARaB"]
[Date "2026.01.25"]
[White "Robert"]
[Black "Diego"]
[Result "0-1"]
[UTCDate "2026.01.25"]
[UTCTime "18:32:41"]
[WhiteElo "1200"]
[BlackElo "1595"]
[WhiteRatingDiff "-7"]
[BlackRatingDiff "+2"]
[BlackTitle "GM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C42"]
[Opening "Russian Game"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nf6 { C42 Russian Game } 3. Bb5? { (0.75 → -0.75) Mistake. Nxe5 was best. } (3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8. c4 Nf6 9. Nc3 O-O) 3... Nxe4 4. Nxe5?! { (-0.45 → -1.13) Inaccuracy. O-O was best. } (4. O-O c6 5. Bd3 Nc5 6. Bf5 d5 7. Bxc8 Qxc8 8. Nxe5 Bd6 9. d4 O-O 10. Re1 Ne6) 4... Qh4?? { (-1.13 → 1.35) Blunder. Qg5 was best. } (4... Qg5 5. Qe2) 5. Nf3 Qxf2# { Black wins by checkmate. } 0-1