Correct answer: Q:e41...K:a1 2.Qc3# 1.Kc4?? zz 1...K:a1 2.Qc3# but 1...c5! 1.Kd6?? zz 1...K:a1 2.Qc3# but 1...c5! 1.Kb4?? zz 1...K:a1 2.Qc3