Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/F38dcXbe"]
[Date "2025.07.07"]
[White "RoWaN"]
[Black "AVACODOISNOTATOMATO"]
[Result "0-1"]
[UTCDate "2025.07.07"]
[UTCTime "23:46:55"]
[WhiteElo "1662"]
[BlackElo "1501"]
[WhiteRatingDiff "-16"]
[BlackRatingDiff "+18"]
[WhiteTitle "NM🎼"]
[BlackTitle "IM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "B01"]
[Opening "Scandinavian Defense: Mieses-Kotroc Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 d5 2. exd5 Qxd5 { B01 Scandinavian Defense: Mieses-Kotroc Variation } 3. d4?! { (0.85 → 0.29) Inaccuracy. Nc3 was best. } (3. Nc3 Qa5 4. d4 Bf5 5. Nf3 c6 6. Ne5 Nd7 7. Nc4 Qc7 8. Qf3 e6 9. Bf4 Qd8) 3... Bf5?! { (0.29 → 0.99) Inaccuracy. Nc6 was best. } (3... Nc6) 4. Nf3?! { (0.99 → 0.27) Inaccuracy. Nc3 was best. } (4. Nc3 Qa5 5. Bd2 e6 6. g4 Bg6 7. d5 Nf6 8. dxe6 Nc6 9. g5 O-O-O 10. gxf6 Nd4) 4... Nc6?? { (0.27 → 1.90) Blunder. Qe4+ was best. } (4... Qe4+ 5. Be3 Qxc2 6. Qxc2 Bxc2 7. Nc3 c6 8. d5 Nf6 9. Nd4 Bg6 10. f4 Nxd5 11. Nxd5) 5. Nc3 Qd6?! { (1.68 → 2.59) Inaccuracy. Qa5 was best. } (5... Qa5 6. Bd2) 6. Bb5?? { (2.59 → 0.02) Blunder. Nb5 was best. } (6. Nb5 Qd8) 6... O-O-O 7. O-O?! { (0.52 → 0.00) Inaccuracy. Be3 was best. } (7. Be3 e6) 7... e5?? { (0.00 → 1.87) Blunder. Nxd4 was best. } (7... Nxd4 8. Nxd4 Qxd4 9. Qf3 Qg4 10. Qe3 Qd4) 8. Bxc6 Qxc6 9. Nxe5 Qf6 10. Be3 Bd6 11. Ng4?? { (1.79 → -2.31) Blunder. Bf4 was best. } (11. Bf4 Ne7) 11... Qe7?? { (-2.31 → 0.69) Blunder. Qh4 was best. } (11... Qh4) 12. Nd5?? { (0.69 → -5.17) Blunder. Qe2 was best. } (12. Qe2 Nf6 13. Nxf6 Qxf6 14. Nb5 Qg6 15. Qd2 Bxc2 16. Nxd6+ Rxd6 17. Rac1 Bd3 18. Rfe1 Be4) 12... Qe4 13. Nf4 Bxf4 14. Bxf4 Qxf4 15. Ne5 Nh6 16. c3 f6 17. Nc4 Ng4 18. h3? { (-7.77 → Mate in 1) Checkmate is now unavoidable. g3 was best. } (18. g3 Qh6) 18... Qh2# { Black wins by checkmate. } 0-1