Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/SiwlGotJ"]
[Date "2026.08.11"]
[White "Summer"]
[Black "Vincent3"]
[Result "0-1"]
[UTCDate "2026.08.11"]
[UTCTime "14:33:10"]
[WhiteElo "1411"]
[BlackElo "1413"]
[WhiteRatingDiff "-18"]
[BlackRatingDiff "+10"]
[WhiteTitle "GM🥟"]
[BlackTitle "GM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C46"]
[Opening "Four Knights Game"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 { C46 Four Knights Game } 4. d3 Bb4 5. Bd2 Bxc3 6. Bxc3 O-O?? { (-0.28 → 1.25) Blunder. Qe7 was best. } (6... Qe7 7. Qe2) 7. Nxe5 Nxe5 8. Bxe5 d6?! { (1.40 → 2.30) Inaccuracy. Qe7 was best. } (8... Qe7 9. Bf4 Qb4+ 10. Bd2 Qxb2 11. c4 c6 12. Qc1 Qe5 13. Qc3 Qc7 14. Be2 d5 15. e5) 9. Bxf6? { (2.30 → 0.72) Mistake. Bg3 was best. } (9. Bg3 d5) 9... Qxf6 10. Be2?! { (0.80 → 0.29) Inaccuracy. c3 was best. } (10. c3) 10... Qxb2 11. O-O Qe5 12. g3 Be6 13. a4 d5 14. Rb1?! { (0.00 → -0.59) Inaccuracy. Bf3 was best. } (14. Bf3 dxe4 15. Bxe4 Rab8 16. Re1 Qa5 17. Re3 Rfd8 18. h4 Rd6 19. Bf3 b6 20. Bg4 Bxg4) 14... dxe4 15. dxe4?! { (-0.74 → -1.57) Inaccuracy. Rxb7 was best. } (15. Rxb7 c5 16. Re1 e3 17. Bf3 exf2+ 18. Kxf2 Qd4+ 19. Kg2 Qxa4 20. c4 Qa6 21. Rb5 Rab8) 15... Rad8 16. Qc1? { (-1.47 → -3.04) Mistake. Bd3 was best. } (16. Bd3) 16... Bh3?? { (-3.04 → -0.97) Blunder. Qxe4 was best. } (16... Qxe4 17. Bd3 Qf3 18. Qd1 Qxd1 19. Rfxd1 b6 20. a5 Rd5 21. axb6 cxb6 22. Ra1 a5 23. Rdb1) 17. Rd1?? { (-0.97 → -3.01) Blunder. Re1 was best. } (17. Re1 Rd4) 17... Qxe4 18. Rxd8?? { (-2.95 → Mate in 1) Checkmate is now unavoidable. Bf1 was best. } (18. Bf1 Bxf1 19. Rxf1 b6 20. a5 h6 21. Re1 Qc6 22. Re7 Rfe8 23. Rxe8+ Qxe8 24. Qf4 Qc6) 18... Qg2# { Black wins by checkmate. } 0-1