Correct answer: Nd21...e6[a] 2.Nf6#[A] 1...Be3/[б]//Bf2/[б]//Bg1[c] 2.N:c3#[Б] 1...c4[d] 2.Nb4#[C] 1...Nb6/Nc7 2.Nc7# 1.Ka4? zz 1...e6[a] 2.Nf6#[A] 1...
