Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/KlfrXK3O"]
[Date "2025.08.20"]
[White "Ioana"]
[Black "SaViNa"]
[Result "0-1"]
[UTCDate "2025.08.20"]
[UTCTime "20:51:54"]
[WhiteElo "806"]
[BlackElo "1240"]
[WhiteRatingDiff "-2"]
[BlackRatingDiff "+3"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C55"]
[Opening "Italian Game: Two Knights Defense"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Bc4?! { (0.60 → -0.09) Inaccuracy. Nf3 was best. } (2. Nf3 Nc6 3. Bb5 Nge7 4. O-O Ng6 5. d4 exd4 6. Nxd4 Bc5 7. Nf5 O-O 8. Nc3 a6) 2... Nf6 3. Nf3?! { (-0.03 → -0.82) Inaccuracy. Nc3 was best. } (3. Nc3 Bc5 4. Nf3 d6 5. Na4 Nxe4 6. Nxc5 Nxc5 7. d4 exd4 8. Bg5 Qd7 9. Qe2+ Ne6) 3... Nc6? { (-0.82 → 0.30) Mistake. Nxe4 was best. } { C55 Italian Game: Two Knights Defense } (3... Nxe4 4. Nc3 Nxc3 5. dxc3 f6 6. Nh4 g6 7. f4 Qe7 8. f5 Qg7 9. Be3 d6 10. a4) 4. O-O?! { (0.30 → -0.50) Inaccuracy. d3 was best. } (4. d3 Bc5 5. O-O d6 6. a4 a6 7. c3 Ba7 8. h3 h6 9. Be3 Bxe3 10. fxe3 O-O) 4... Bd6?? { (-0.50 → 1.05) Blunder. Nxe4 was best. } (4... Nxe4 5. Bb5 Be7 6. Re1 Nd6 7. Bxc6 dxc6 8. Nxe5 O-O 9. h3 Re8 10. d3 f6 11. Nf3) 5. d4 exd4?? { (1.08 → 3.30) Blunder. O-O was best. } (5... O-O 6. c3) 6. Bg5?? { (3.30 → -0.12) Blunder. Re1 was best. } (6. Re1 Be7 7. e5 Ng8 8. Bf4 d6 9. exd6 cxd6 10. Nxd4 Ne5 11. Bxe5 dxe5 12. Qh5 Qxd4) 6... h6 7. Bxf6?! { (0.00 → -0.74) Inaccuracy. Bh4 was best. } (7. Bh4 O-O 8. Nxd4 Ne5 9. Nd2 Ng6 10. Bg3 Bxg3 11. hxg3 Re8 12. Re1 c6 13. c3 d6) 7... Qxf6 8. e5?? { (-0.86 → -3.02) Blunder. c3 was best. } (8. c3 dxc3 9. Nxc3 Ne5 10. Nd2 Bc5 11. Be2 Qd8 12. Kh1 d6 13. f4 Nd7 14. Nb3 Bb6) 8... Nxe5 9. Nxe5?! { (-3.02 → -4.02) Inaccuracy. Nbd2 was best. } (9. Nbd2 O-O) 9... Qxe5?? { (-4.02 → 6.86) Blunder. Bxe5 was best. } (9... Bxe5 10. Nd2 O-O 11. Nf3 d6 12. Re1 Bf5 13. a4 Rae8 14. h3 c5 15. a5 Re7 16. Bd3) 10. Bxf7+?? { (6.86 → -7.25) Blunder. Re1 was best. } (10. Re1 O-O) 10... Kxf7 11. Nd2?? { (-6.86 → Mate in 1) Checkmate is now unavoidable. Qf3+ was best. } (11. Qf3+ Qf4) 11... Qxh2# { Black wins by checkmate. } 0-1