Mate in 3 · No. 404 · ~2000 · Check

Queen, rook and knight

White to play and mate in three.

Position

White
king on b7, queen on c8, rook on h8, knight on d1, pawns on d4 and g3
Black
king on g6, queen on g4, rook on f5, bishop on f8, knight on f3, pawns on f6, g5, h3, h5 and h6