Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/KEV8dNXQ"]
[Date "2026.06.20"]
[White "Vladimir"]
[Black "Ezra1"]
[Result "0-1"]
[UTCDate "2026.06.20"]
[UTCTime "17:35:01"]
[WhiteElo "1313"]
[BlackElo "1444"]
[WhiteRatingDiff "-6"]
[BlackRatingDiff "+7"]
[WhiteTitle "IM🦑"]
[BlackTitle "😼"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "B06"]
[Opening "Modern Defense: Two Knights Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 g6 2. Nf3 Bg7 3. Nc3?! { (0.79 → 0.20) Inaccuracy. d4 was best. } (3. d4 d6 4. Nc3 Nf6 5. Be2 O-O 6. O-O e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Nxe5 Nxe4) 3... d6?! { (0.20 → 0.96) Inaccuracy. c5 was best. } (3... c5 4. d4 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Bc4 O-O 8. Bb3 a5 9. a4 Ng4 10. Qxg4) 4. d4 { B06 Modern Defense: Two Knights Variation } a6 5. Bc4 b5 6. Bd3 Nd7 7. Nd5?! { (0.45 → -0.48) Inaccuracy. a4 was best. } (7. a4 b4 8. Ne2 c5 9. c3 cxd4 10. cxd4 Ngf6 11. O-O e5 12. a5 exd4 13. Bd2 Bb7) 7... Bb7 8. e5?? { (-0.14 → -7.29) Blunder. a4 was best. } (8. a4 c6 9. Ne3 c5 10. dxc5 dxc5 11. axb5 axb5 12. Rxa8 Qxa8 13. b3 Ngf6 14. O-O b4) 8... Bxd5 9. exd6 cxd6 10. O-O e6 11. Bf4 e5 12. dxe5 dxe5 13. Nxe5 Bxe5 14. Bxe5 Qg5?? { (-6.84 → -2.69) Blunder. Nxe5 was best. } (14... Nxe5 15. Qe2 Qg5 16. f4 Qxg2+ 17. Qxg2 Bxg2 18. Rfe1 Bc6 19. Rxe5+ Kf8 20. a4 bxa4 21. Rc5) 15. Bxh8?? { (-2.69 → Mate in 1) Checkmate is now unavoidable. Bg3 was best. } (15. Bg3 Ne7) 15... Qxg2# { Black wins by checkmate. } 0-1