Mate in 3 · No. 49 · Harder

Queen, bishop and two knights

White to play and mate in three.

Position

White
king on g3, queen on d2, bishop on f5, knights on b8 and h6, pawns on c2, c3, f2 and g4
Black
king on a4, rook on h5, pawns on a3, a6, c5 and d7