Correct answer: Nb41.Ke8?? zz 1...Ke6 2.Qe5# but 1...Ke4! 1.Ne1?? zz 1...Ke4 2.Qe5# but 1...Ke6! 1.Nf2?? (2.Qg4#) but 1...Ke6! 1.Qg7??
