Mate in 1 · No. 251 · Predicted ~1600

Queen, two rooks, two bishops and knight

White to play and mate in one.

Position

White
king on c3, queen on d2, rooks on a1 and h1, bishops on b1 and b6, knight on d5, pawns on a4, b2, b3, e3, f3 and f4
Black
king on g8, queen on f8, rooks on c8 and e8, bishop on c7, knights on d8 and h8, pawns on b7, e5, f6, f7, g7 and h7