Correct answer: Nd61...g:f3[a] 2.Rh4# 1...K:f3 2.O-O# 1.Ng5[A]? zz 1...g:f3[a] 2.Nh5#[C] 1...K:g5/[б]/ 2.B:e3#[Б] but 1...f:g5! 1.Ke2? (2.Nh5#[C]/B:e3#[Б]) but 1