Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/R3ZdqJZb"]
[Date "2026.07.10"]
[White "Eitan1"]
[Black "Islomjon"]
[Result "1-0"]
[UTCDate "2026.07.10"]
[UTCTime "23:23:36"]
[WhiteElo "1211"]
[BlackElo "1368"]
[WhiteRatingDiff "+12"]
[BlackRatingDiff "-13"]
[BlackTitle "IM🐣"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C47"]
[Opening "Four Knights Game: Scotch Variation Accepted"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 { C47 Four Knights Game: Scotch Variation Accepted } 5. Nxd4 Nxd4? { (0.02 → 1.48) Mistake. Bb4 was best. } (5... Bb4 6. Nxc6 bxc6 7. Bd3 O-O 8. O-O d5 9. exd5 cxd5 10. Qf3 c6 11. h3 Re8 12. Bg5) 6. Qxd4 Be7?? { (1.41 → 4.07) Blunder. d6 was best. } (6... d6) 7. Bc4?? { (4.07 → 0.91) Blunder. e5 was best. } (7. e5) 7... O-O 8. Qe3? { (0.82 → -0.31) Mistake. Bf4 was best. } (8. Bf4 d6 9. O-O-O Be6 10. Rhe1 Nd7 11. Nd5 Bxd5 12. Bxd5 Bf6 13. Qd2 Re8 14. Kb1 Nc5) 8... d6?! { (-0.31 → 0.24) Inaccuracy. c6 was best. } (8... c6 9. O-O b5 10. Bd3 Ng4 11. Qe2 Ne5 12. a3 d6 13. Bf4 a5 14. Kh1 Re8 15. Rad1) 9. Qg3 c6 10. Bh6?? { (-0.06 → -3.79) Blunder. Be2 was best. } (10. Be2 Re8 11. O-O d5 12. exd5 Nxd5 13. Nxd5 Qxd5 14. Rd1 Bh4 15. Rxd5 Bxg3 16. Rd1 Bc7) 10... Ng4 11. f3? { (-3.91 → -8.47) Mistake. Bf4 was best. } (11. Bf4) 11... Nxh6 12. Ne2 Be6 13. Nf4 d5 14. Nxe6 dxc4?? { (-8.93 → Mate in 1) Checkmate is now unavoidable. fxe6 was best. } (14... fxe6) 15. Qxg7# { White wins by checkmate. } 1-0