FEN
[Event "Rated rapid game"]
[Site "https://lichess.org/xlu7f0xB"]
[Date "2019.08.05"]
[White "xxxvang"]
[Black "davidin"]
[Result "0-1"]
[UTCDate "2019.08.05"]
[UTCTime "09:01:50"]
[WhiteElo "2299"]
[BlackElo "2048"]
[WhiteRatingDiff "-16"]
[BlackRatingDiff "+17"]
[Variant "Standard"]
[TimeControl "600+0"]
[ECO "A00"]
[Opening "Polish Opening"]
[Termination "Normal"]
[Annotator "lichess.org"]
1. b4 { A00 Polish Opening } e6 2. b5 d5 3. g4? { (-0.62 → -1.80) Mistake. e3 was best. } (3. e3 a6 4. bxa6 Nxa6 5. d4 Nf6 6. Nf3 Bd7 7. Be2 Bd6) 3... e5 4. f3?? { (-1.90 → Mate in 1) Checkmate is now unavoidable. Bb2 was best. } (4. Bb2 Bxg4 5. Bxe5 a6 6. a4 Nd7 7. Bb2 Nb6 8. h3 Qh4 9. Nf3 Bxf3 10. exf3 Kd7) 4... Qh4# { Black wins by checkmate. } 0-1