[Event "East Side Chess Arena"] [Site "https://lichess.org/lqSqCs3U"] [Date "2021.01.04"] [White "MarkFederman"] [Black "CISYury"] [Result "0-1"] [UTCDate "2021.01.04"] [UTCTime "20:57:32"] [WhiteElo "1460"] [BlackElo "2347"] [WhiteRatingDiff "-7"] [BlackRatingDiff "+0"] [Variant "Standard"] [TimeControl "180+2"] [ECO "D02"] [Opening "Queen's Pawn Game: Symmetrical Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. Nf3 Nf6 { D02 Queen's Pawn Game: Symmetrical Variation } 3. a4 Bf5 4. Nh4 Bd7 5. g4?? { (-0.27 → -2.81) Blunder. e3 was best. } (5. e3) 5... Bxg4 6. Rg1 e6 7. Rxg4? { (-2.75 → -4.84) Mistake. a5 was best. } (7. a5 Bh5) 7... Nxg4 8. h3?! { (-4.47 → -6.83) Inaccuracy. Nf3 was best. } (8. Nf3 Be7) 8... Nxf2 9. Kxf2 Qxh4+ 10. Kg1 Bd6 11. b4 Qg3+ 12. Kh1?? { (-6.98 → Mate in 1) Checkmate is now unavoidable. Bg2 was best. } (12. Bg2) 12... Qh2# { Black wins by checkmate. } 0-1