Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/O6UTIgEv"]
[Date "2025.10.27"]
[White "TC"]
[Black "Drew"]
[Result "0-1"]
[UTCDate "2025.10.27"]
[UTCTime "23:44:13"]
[WhiteElo "957"]
[BlackElo "1626"]
[WhiteRatingDiff "-1"]
[BlackRatingDiff "+1"]
[BlackTitle "GM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "A00"]
[Opening "Hungarian Opening"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. g3 { A00 Hungarian Opening } e5 2. Bg2 Bc5?! { (-0.26 → 0.55) Inaccuracy. d5 was best. } (2... d5 3. d3 Nf6 4. Nf3 Bd6 5. O-O O-O 6. Nc3 c6 7. e4 d4 8. Ne2 c5 9. Nh4) 3. Nh3? { (0.55 → -0.75) Mistake. c4 was best. } (3. c4) 3... d6 4. O-O Bxh3?? { (-0.68 → 1.07) Blunder. Nc6 was best. } (4... Nc6 5. c3 h5 6. b4 Bb6 7. b5 Na5 8. d4 h4 9. Ng5 f6 10. Nf3 hxg3 11. hxg3) 5. Bxh3 h5 6. Bg2 h4 7. gxh4?? { (0.68 → -3.10) Blunder. b4 was best. } (7. b4 Bb6) 7... Rxh4?? { (-3.10 → -1.16) Blunder. Qxh4 was best. } (7... Qxh4) 8. Nc3 Nf6? { (-1.24 → -0.04) Mistake. Nc6 was best. } (8... Nc6 9. d3) 9. Ne4?? { (-0.04 → -7.38) Blunder. d3 was best. } (9. d3 Nbd7 10. Bxb7 d5 11. Bxa8 Qxa8 12. e4 dxe4 13. Nxe4 Nxe4 14. Qf3 Ndf6 15. dxe4 Qc6) 9... Nxe4 10. Bxe4 Qg5+ 11. Bg2 Rg4 12. h3 Rxg2+ 13. Kh1 Rxf2 14. Rxf2 Bxf2 15. Qf1 Qh4 16. Kg2 Qg3+ 17. Kh1 Nc6 18. Qg1? { (-8.78 → Mate in 1) Checkmate is now unavoidable. Qg2 was best. } (18. Qg2 Nd4) 18... Qxg1# { Black wins by checkmate. } 0-1