Mate in 1 · No. 187 · Predicted ~900

Two rooks, two bishops and two knights

White to play and mate in one.

Position

White
king on f3, rooks on b6 and e1, bishops on a6 and f2, knights on c3 and c5, pawns on a3, b2, c4, e3, g3, g4 and h4
Black
king on h3, rooks on a8 and f8, bishops on a5 and e6, knights on a1 and b3, pawns on b5, d6, d7, e7, f6, f7 and g5