Correct answer: Qd71...Nf1/Nf5/Ng2/Ng4/Nd1/Nd5/Nc2/Nc4 2.Nd1# 1...b6 2.R:b6# 1...b5 2.R:b5# 1.Qc7?? (2.Qb6#) 1...Nd5/Nc2/Nc4