e/H-file mate

Information
has gloss	eng: The H-file mate is a method of checkmating the king found in the game of chess. The checkmate involves the use of a rook attacking the black king supported by a bishop. It often comes about after the black king castles on its king side in a fianchetto position. White usually arrives at this position after a series of sacrifices on the h-file.
lexicalization	eng: H-file mate
instance of	(noun) a chess move constituting an inescapable and indefensible attack on the opponent's king checkmate, mate