Mate in 1 · No. 100 · Predicted ~600

Rook

White to play and mate in one.

Position

White
king on f3, rook on d7, pawns on c4, e2, g4 and h4
Black
king on g8, rook on d8, pawns on c5, c7, e7, f7, g7, h5 and h7