Correct answer: Q:f31...Nd4[a] 2.Q:d6#[A] 1...d4/[б]/ 2.Qf5#[Б] 1...Bf6 2.Q:f6# 1.Q:h6? (2.Q:e3#) 1...Nd4[a] 2.Qh2#[C] 1...d4/[б]/ 2.Qg5#[D] but 1...Qh7