Correct answer: Ng31...c4[a] 2.Nd4#[A] 1...Ng3/Nf2/[б]/ 2.Rgf2#[Б] 1...Nb7/Nc6 2.Q:b3# 1...Nc4 2.Qa8# 1.K:b6? zz 1...c4[a] 2.Nd4#[A] 1...Ng3/N