Correct answer: Ne71...g4 2.Qe8# 1.Kd6?? zz 1...g4 2.Qe8# but 1...Kg6! 1.Kd8?? zz 1...g4 2.Qe8# but 1...Kg6! 1.Kc7?? zz 1...g4 2.Qe8# but 1...Kg