Mate in 3 · No. 36 · Harder

Queen, rook and two bishops

White to play and mate in three.

Position

White
king on e1, queen on b4, rook on a1, bishops on d3 and d8, pawns on a2, b2, c2, e5, f2, g4 and h2
Black
king on c6, rooks on a8 and h7, bishop on c4, knights on b8 and e8, pawns on a7, d7, e6, f7, g6 and h6