[Event "Matowanie samotnego króla. Część 1. (1-20): 1."] [Date "2020.12.14"] [Result "*"] [Variant "Standard"] [ECO "?"] [Opening "?"] [StudyName "Matowanie samotnego króla. Część 1. (1-20)"] [ChapterName "1."] [ChapterURL "https://lichess.org/study/YwkgyFt2/GJ6H0Wmu"] [Annotator "https://lichess.org/@/MarcinKorzekwa"] [FEN "6k1/8/6K1/8/4R3/8/8/8 w - - 0 1"] [SetUp "1"] [UTCDate "2020.12.14"] [UTCTime "15:32:28"] [Orientation "white"] [ChapterMode "gamebook"] { Mat w jednym ruchu. } 1. Re8# { [%cal Rg6f7,Rg6g7,Rg6h7,Re8h8] } *