Mate in 3 · No. 6 · Harder

Queen, rook, bishop and knight

White to play and mate in three.

Position

White
king on e7, queen on e6, rook on g7, bishop on f3, knight on c4, pawns on d3, e3 and f2
Black
king on h4, rook on h8, pawns on f4, f5, g4 and h6