Correct answer: Nd61...Kf4[a] 2.Qh4#[A] 1...Kf6/[б]/ 2.Qh6#[Б] 1.Bd6?? zz 1...Kf6/[б]/ 2.Qh6#[Б] but 1...f4! 1.Qh5+?? 1...Kf4[a] 2.Qh4#[A]/Q:f5#