Mate in 3 · No. 117 · Harder

Two rooks, bishop and knight

White to play and mate in three.

Position

White
king on h2, rooks on g4 and h1, bishop on g2, knight on g5, pawns on a2, e5, f2 and g3
Black
king on h8, rook on c2, bishops on d8 and e8, knight on e7, pawns on a6, b5, e6 and f7