Correct answer: Nd11...Kc4[a] 2.Nf4#[A] 1...e:d4/[б]/ 2.Qe2#[Б] 1.Rc8?? zz 1...e:d4/[б]/ 2.Qe2#[Б] 1...K:d4 2.Qd2# but 1...b:c3! 1.K:e5?? (2.Qe2#[Б]) but 1...b:c