Correct answer: e41...Ke4 2.Q:c4# 1.e3+?? 1...Kd3 2.Qd5# 1...Ke4 2.Q:c4# but 1...B:e3! 1.e4! (2.Qd5#) 1...K:e4 2.Q:c4# 1...f:e4 2.Qd8#