Mate in 1 · No. 234 · Predicted ~700

Two rooks and bishop

White to play and mate in one.

Position

White: king on f2, rooks on c1 and c2, bishop on h3, pawns on a4, b4 and d3
Black: king on f8, rooks on c8 and h1, bishop on a8, pawns on d7, e7, f7 and g7