Correct answer: Nbd11.Nd3?? (2.Nf2#/Nc5#) 1...Nh3 2.Nc5# but 1...Nf3! 1.Na4?? (2.Nc3#/Nc5#) 1...Ne2 2.Nc5# but 1...Nf3! 1.Nf5?? (2.Q