[Event "мат в 1 ход 1 ступень: ладья 5"] [Site "https://lichess.org/study/L9tEqQVO/8JgxToN2"] [Result "*"] [Variant "Standard"] [ECO "?"] [Opening "?"] [Annotator "https://lichess.org/@/shkola19krasnodar"] [FEN "4k3/6R1/6p1/4npp1/8/1R6/5PK1/8 w - - 0 1"] [SetUp "1"] [UTCDate "2020.11.20"] [UTCTime "09:19:06"] [Source "https://lichess.org/study/L9tEqQVO/8JgxToN2"] [Orientation "white"] 1. Rb8# *