FEN
[Event "Mate Escalera G1 Arena"]
[Site "https://lichess.org/c0wTh6Ej"]
[Date "2021.07.02"]
[White "Erik-Valarezo"]
[Black "nicol1345"]
[Result "1-0"]
[UTCDate "2021.07.02"]
[UTCTime "23:46:23"]
[WhiteElo "1126"]
[BlackElo "840"]
[Variant "From Position"]
[TimeControl "45+0"]
[ECO "?"]
[Opening "?"]
[Termination "Normal"]
[FEN "8/8/8/1k6/8/4K3/4R3/4R3 w - - 0 1"]
[SetUp "1"]
[Annotator "lichess.org"]
1. Rc2 Ka4 2. Rb1 Ka3 3. Rcb2 Ka4 4. Ra2# { White wins by checkmate. } 1-0