Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/Rm9KpKnW"]
[Date "2026.02.11"]
[White "Ioana"]
[Black "LuNa"]
[Result "0-1"]
[UTCDate "2026.02.11"]
[UTCTime "21:41:54"]
[WhiteElo "843"]
[BlackElo "827"]
[WhiteRatingDiff "-12"]
[BlackRatingDiff "+18"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C23"]
[Opening "Bishop's Opening: Khan Gambit"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Bc4?! { (0.49 → -0.05) Inaccuracy. Nf3 was best. } (2. Nf3 Nc6) 2... d5? { (-0.05 → 1.19) Mistake. Nf6 was best. } { C23 Bishop's Opening: Khan Gambit } (2... Nf6 3. Nc3 Bc5 4. Nf3 d6 5. O-O a5 6. d4 exd4 7. Nxd4 O-O 8. h3 h6 9. Nf3) 3. exd5 Bb4 4. Nf3?! { (1.48 → 0.51) Inaccuracy. Nc3 was best. } (4. Nc3) 4... e4 5. O-O?? { (0.43 → -2.50) Blunder. Nd4 was best. } (5. Nd4 Nf6) 5... exf3 6. gxf3?? { (-2.76 → -7.07) Blunder. Qxf3 was best. } (6. Qxf3 Bd6) 6... Bh3 7. Kh1 Qg5?? { (-7.88 → -3.38) Blunder. Bxf1 was best. } (7... Bxf1 8. Qxf1) 8. d3?? { (-3.38 → Mate in 1) Checkmate is now unavoidable. Rg1 was best. } (8. Rg1 Qh4 9. d4 Bd6 10. Rg3 h6 11. Nc3 Nf6 12. Nb5 O-O 13. Bd3 Nh5 14. Nxd6 cxd6) 8... Qg2# { Black wins by checkmate. } 0-1