Correct answer: Qh21...Kf4[a] 2.Nh5#[A] 1...Kd4 2.Bb2# 1.Kf7? zz 1...Kf4[a] 2.Nh5#[A] 1...Kd6/[б]/ 2.Qb8#[Б] 1...Kd4 2.Bb2# but 1...e:f6! 1.R