Correct answer: Nf51...Ng3/Ng7/Nf4 2.Rf4# 1...Qb1 2.Q:b1# 1.Qb1+?? 1...Qc2 2.Qh1#/Q:c2# but 1...Q:b1! 1.Qa6?? (2.Q:e6#/Qd3#) 1..
