Correct answer: Qb61...Kd4[a] 2.Q:g7#[A] 1...Nd3/[б]//Nd7/[б]//Ne4[c]/Ne6[d]/Nb3/[б]//Na4/[б]//Na6/[б]/ 2.Qe4#[Б] 1...Nd6/Nd8/Na5 2.Q:d6# 1.