Mate in 3 · No. 214 · Harder

Queen, bishop and two knights

White to play and mate in three.

Position

White
king on c2, queen on d6, bishop on f2, knights on c5 and g4, pawns on b3, b4 and e3
Black
king on a8, rook on g6, bishop on a1, pawns on a6, c7 and d7