Correct answer: d8N1...b5 2.d8Q#/d8B# 1.Kd6?? zz 1...b5 2.d8Q#/d8B# but 1...Kb5! 1.K:d5?? zz 1...b5 2.d8Q#/d8B# but 1...Kb5! 1.Kb7?? zz 1..