Definition: In this task, you're given a four sentences of story written in natural language. Your job is to complete end part of the story by predicting appropriate last sentence which is coherent with the given sentences.
Input: Sentence1: The suspect saw that the cell door was unlocked. Sentence2: He pushed on it and it opened. Sentence3: No one was watching him so he made an escape. Sentence4: He calmly walked out of the front of the police station.

No one seemed to notice the suspect.