Correct answer: N:c31...Ke3[a] 2.Qf2#[A] 1...Nf4/Nf8/Ng7/Nd8/Nc5/Nc7/[б]/ 2.Qc5#[Б] 1.Nb5+?? 1...Kc4 2.Q:e6#/Ned6# but 1...Ke3[a]! 1.
