Correct answer: Bb31...Nf2/Nb2 2.Qb2# 1.Nd4? (2.Qc2#) 1...Ra5[a] 2.Q:a5#[A] 1...Qg2/[б]/ 2.Nb5#[Б] 1...Nb2 2.Q:b2# but 1...Rd5! 1.Nc
