Correct answer: Qa31...b4[a] 2.Nc4#[A] 1.Qc4? zz 1...b:a4/b4[a] 2.Qc5#[C] 1...K:b6/[б]/ 2.Qc7#[Б] but 1...b:c4! 1.Kb7?? zz 1...b4[a] 2.Nc4#[A] 1...b:a4 2.Q:a4#
