Correct answer: Nde31...B:d5[a] 2.Qe2#[A] 1...Nf6/Nd6/Nc7/[б]/ 2.Nd6#[Б] 1...Nb2/Nb6/Nc3[c] 2.Nc3#[C] 1...R:g3 2.N:g3# 1.K:a4? (2.Nc3#[C])