Correct answer: Nd41...K:d5[a] 2.Qc6#/B:f3#[A] 1...N7e5/[б]/ 2.Nf6#[Б]/Ndc3#[C] 1...N7c5 2.Nf6#[Б] 1...N3e5 2.Rd4#/Nec3#/Ndc3#[C] 1...B:g2 2.Q:g