Correct answer: Nc41...Nd7 2.Qc8# 1...c5 2.B:b5# 1.Kc1?? zz 1...Nd7 2.Qc8# 1...c5 2.B:b5# but 1...c2! 1.Kd1?? zz 1...c5 2.B:b5# 1...Nd7 2.Q
