Mate in 3 · No. 240 · Harder

Queen, rook, two bishops and knight

White to play and mate in three.

Position

White
king on g1, queen on h3, rook on f1, bishops on b3 and h6, knight on d4, pawns on a2, c3, d3, e4, g2 and h2
Black
king on h8, queen on d8, rook on a8, knight on b8, pawns on a5, b6, c5, d6, g6 and h7