Correct answer: Bf31...Nd6[a] 2.Bd5#[A] 1...Ne7/[б]/ 2.Rf6#[Б] 1...Nb5/Nc6 2.B:c8# 1.N:g6? (2.Rf6#[Б]) 1...Nd6[a] 2.Bd5#[A] but 1...K:f7! 1.B<