Correct answer: Qh31...Nc4/Nd1 2.Q:c4# 1.Qf3? (2.Qb3#[A]/Qc6#[Б]) 1...Nd3/d3 2.Qc6#[Б] 1...B:d6 2.Qb3#[A] but 1...Kb5! 1.Qd3? (2.Qb3#[A])