Mate in 3 · No. 137 · ~1900 · Check

Queen, rook and bishop

White to play and mate in three.

Position

White
king on d5, queen on b1, rook on h7, bishop on b5, pawns on a3, b4 and d4
Black
king on c3, rooks on a6 and d2, bishops on d1 and f4, knights on a4 and f1, pawn on e5