Correct answer: Qf21...Kc5[a] 2.Q:a5#[A] 1...Ke6/[б]/ 2.Kd4#[Б] 1.Rc8?? zz 1...Kc5[a] 2.Q:a5#[A] but 1...Ke6/[б]/! 1.Be2?? zz 1...Kc5[a] 2.Q:a5#[A]