Mate in 3 · No. 170 · ~1300 · Sacrifice

Queen, two rooks and knight

White to play and mate in three.

Position

White: king on b4, queen on h1, rooks on a5 and e5, knight on f3, pawns on b2, b3, d2, d3 and e3
Black: king on a7, queen on c6, rooks on b7 and b8, bishop on c7, pawns on a6, b6, d5, d6 and d7