Correct answer: Kd41.Kd2?? (2.e3#/e4#) 1...f3 2.e4# but 1...d4! 1.Kc2?? (2.e3#/e4#) 1...f3 2.e4# but 1...d4! 1.e4?? (2.Kd2#/Kd4#/Kc2#) 1...B:g1 2.Kd2#/Kc2# 1...