FEN
[Event "Casual blitz game"]
[Site "https://lichess.org/4P2wJhyp"]
[Date "2020.11.30"]
[White "glbert"]
[Black "calkaiserwilks"]
[Result "0-1"]
[UTCDate "2020.11.30"]
[UTCTime "20:43:44"]
[WhiteElo "1611"]
[BlackElo "1654"]
[Variant "From Position"]
[TimeControl "180+2"]
[ECO "?"]
[Opening "?"]
[Termination "Normal"]
[FEN "8/8/8/8/8/6k1/r7/6NK w - - 0 1"]
[SetUp "1"]
[Annotator "lichess.org"]
1. Nf3 Kxf3 2. Kg1 Rb2 3. Kh1 Kg3 4. Kg1 Rb1# { Black wins by checkmate. } 0-1