Correct answer: Rb51...Qc5[a] 2.Nc4#[A] 1...Qb5/[б]//Q:a5 2.N:f3#[Б]/Nc4#[A] 1...Rc8/Rb8/Ra8/Re8/Rf8/Rg8/Rh8 2.N:d7# 1...h4 2.Ng4# 1...d6