Mate in 3 · No. 321 · ~2100 · Check

Queen, bishop and knight

White to play and mate in three.

Position

White
king on g8, queen on a4, bishop on h1, knight on c4, pawns on b4, d2, g2, h3 and h4
Black
king on f5, queen on e4, rook on h6, knight on g4, pawns on c5, e5, f4, g3 and h5