Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/sXsiIOD2"]
[Date "2026.01.06"]
[White "Aden1"]
[Black "Bohdan"]
[Result "0-1"]
[UTCDate "2026.01.06"]
[UTCTime "21:47:28"]
[WhiteElo "1141"]
[BlackElo "1559"]
[WhiteRatingDiff "-13"]
[BlackRatingDiff "+2"]
[BlackTitle "🐍"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "D00"]
[Opening "Queen's Pawn Game: Chigorin Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 d5 2. Nc3?! { (0.38 → -0.14) Inaccuracy. c4 was best. } { D00 Queen's Pawn Game: Chigorin Variation } (2. c4) 2... Nc6 3. Nf3 Nf6 4. Bf4 Bf5 5. e3 Nb4?! { (0.28 → 0.94) Inaccuracy. e6 was best. } (5... e6 6. Bb5) 6. a3?? { (0.94 → -5.02) Blunder. Rc1 was best. } (6. Rc1) 6... Nxc2+ 7. Kd2 Nxa1 8. Qxa1 Ne4+?! { (-5.97 → -4.66) Inaccuracy. e6 was best. } (8... e6 9. Ne5 Bd6 10. f3 h5 11. Qe1 Nd7 12. Nxd7 Qxd7 13. Qg3 O-O 14. Rg1 Bxf4 15. Qxf4) 9. Ke2?! { (-4.66 → -7.27) Inaccuracy. Nxe4 was best. } (9. Nxe4) 9... Qd7 10. Qb1?! { (-5.52 → -14.53) Inaccuracy. Nxe4 was best. } (10. Nxe4 dxe4) 10... Qc6?! { (-14.53 → -6.54) Inaccuracy. Nxc3+ was best. } (10... Nxc3+ 11. bxc3 Bxb1 12. Kd2 Qa4 13. Bd3 Bxd3 14. Kxd3 Qc4+ 15. Kd2 Qa2+ 16. Kd3 Qxf2 17. Rg1) 11. g4?! { (-6.54 → -15.61) Inaccuracy. Qc1 was best. } (11. Qc1) 11... Qc4+?? { (-15.61 → -0.87) Blunder. Nxc3+ was best. } (11... Nxc3+ 12. bxc3 Bxb1 13. Kd2 Qb6 14. Be2 Qb2+ 15. Ke1 Qc1+ 16. Bd1 Be4 17. Ke2 Qxc3 18. Kf1) 12. Kd1?? { (-0.87 → -8.87) Blunder. Ke1 was best. } (12. Ke1) 12... Nxc3+ 13. Kc1 Qb3 14. Qxf5? { (-8.95 → Mate in 1) Checkmate is now unavoidable. Bb5+ was best. } (14. Bb5+) 14... Qd1# { Black wins by checkmate. } 0-1