Correct answer: Q:h71...Qf8/Qd8/Qb8/Qa8/Qh8 2.Nf:e6#/Nd:e6# 1...N:b5/Nc6/Nc8 2.Rc6# 1...Nd3/Ne2/Nb3/Na2 2.N:d3#/Nb3# 1.