Mate in 2 · No. 863 · ~1700 · Sacrifice

Queen and two rooks

White to play and mate in two.

Position

White: king on c7, queen on e6, rooks on b4 and h2, pawns on c3, g4 and h4
Black: king on a5, queen on d3, rooks on b5 and d8, bishop on b7, knight on a4, pawns on b6 and d6