Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/6sCxoUdQ"]
[Date "2025.09.27"]
[White "James8"]
[Black "Matilda"]
[Result "0-1"]
[UTCDate "2025.09.27"]
[UTCTime "17:21:55"]
[WhiteElo "797"]
[BlackElo "1313"]
[WhiteRatingDiff "-2"]
[BlackRatingDiff "+2"]
[BlackTitle "⛸"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "D00"]
[Opening "Blackmar-Diemer Gambit: Fritz Attack"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 d5 2. e4? { (0.38 → -0.70) Mistake. c4 was best. } (2. c4) 2... dxe4 3. Bc4?! { (-0.62 → -1.21) Inaccuracy. Nc3 was best. } { D00 Blackmar-Diemer Gambit: Fritz Attack } (3. Nc3 Nf6 4. Bg5 Bf5 5. Bxf6 gxf6 6. f3 e5 7. dxe5 Nd7 8. fxe4 Bg6 9. Nf3 fxe5) 3... Nf6 4. Bb5+? { (-1.04 → -2.34) Mistake. Ne2 was best. } (4. Ne2 g6 5. Nbc3 Bg7 6. O-O O-O 7. Bb3 Nc6 8. d5 Na5 9. Ng3 Bg4 10. Qd2 Nxb3) 4... Bd7 5. Bxd7+?! { (-1.96 → -2.71) Inaccuracy. a4 was best. } (5. a4 a6) 5... Qxd7 6. Nh3? { (-2.60 → -4.32) Mistake. Ne2 was best. } (6. Ne2 Nc6 7. c4 O-O-O 8. Nbc3 Nxd4 9. Nxd4 Qxd4 10. Qa4 a6 11. Be3 Qd7 12. Nb5 Ng4) 6... Nc6 7. Ng5? { (-4.22 → -7.25) Mistake. Be3 was best. } (7. Be3 O-O-O) 7... O-O-O?? { (-7.25 → 2.66) Blunder. h6 was best. } (7... h6 8. d5 Nb4 9. Nh3 O-O-O 10. Qe2 Qg4 11. Qxg4+ Nxg4 12. O-O Nxc2 13. Bf4 Nxa1 14. Rc1) 8. Nxf7 Nxd4 9. Rf1?? { (2.70 → -9.55) Blunder. Nxd8 was best. } (9. Nxd8 Kxd8) 9... Nf3+ 10. gxf3? { (-9.03 → Mate in 1) Checkmate is now unavoidable. Qxf3 was best. } (10. Qxf3) 10... Qxd1# { Black wins by checkmate. } 0-1