Mate in 3 · No. 331 · ~1600 · Check

Queen, two rooks and bishop

White to play and mate in three.

Position

White
king on f4, queen on g7, rooks on h5 and h7, bishop on c1, pawns on c3, g3 and h2
Black
king on a3, queen on c2, rook on a1, bishop on b2, knights on c5 and d2, pawns on b3, b6, c6, d3 and d6