staircase maneuver
chess tactic in queen and pawn endgames where the defender has 7th‐rank pawns, in which the attacking queen alternates between a series of pins and checks until mate
en-GB/ˈstɛəkeɪs məˈnuːvə/
en-US/ˈstɛɹˌkeɪs məˈnuvɚ/
chess tactic in queen and pawn endgames where the defender has 7th‐rank pawns, in which the attacking queen alternates between a series of pins and checks until mate