Correct answer: Nf31...K:c4[a] 2.Qd5#[A] 1...Nc2/[б]/ 2.Q:c2#[Б] 1...b:c4[c] 2.Qb7#[C] 1...b4 2.Nc1# 1.K:d7? zz 1...Nc2/[б]/ 2.Q:c2#[Б] 1...b:c4[c] 2.Qb7#[C]
