FEN
[Event "Ладейный эндшпиль"]
[Site "https://lichess.org/sA69KmBQ"]
[Date "2022.12.23"]
[White "FFormula"]
[Black "vcSemionT"]
[Result "1-0"]
[UTCDate "2022.12.23"]
[UTCTime "18:10:31"]
[WhiteElo "1666"]
[BlackElo "1209"]
[Variant "From Position"]
[TimeControl "300+3"]
[ECO "?"]
[Opening "?"]
[Termination "Normal"]
[FEN "1k6/pp3R2/P7/1KP5/1P6/8/7p/7r b - - 0 1"]
[SetUp "1"]
[Annotator "lichess.org"]
1... bxa6+ 2. Kc6 Rg1 3. Rf8# { White wins by checkmate. } 1-0