Mate in 3 · No. 75 · ~2300 · Sacrifice

Queen, two rooks and knight

White to play and mate in three.

Position

White
king on b1, queen on e8, rooks on d8 and g4, knight on c8, pawns on d2, e3, f3 and h3
Black
king on f5, queen on h7, rooks on f8 and g3, bishops on d5 and h8, knight on f7, pawns on c4, d4, d6 and g7