Correct answer: Nb31...e2[a] 2.Q:d3#[A] 1...f:g3/[б]/ 2.K:e6#[Б] 1...Nb3/N:b7/Nc4 2.Q:c6# 1.K:e6[Б]? (2.R:f4#) 1...Qd5+ 2.Q:d5# but 1...e2[a]! 1.Q:d3[A]