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: Luke needed money. Sentence2: Luke decided to rob a convenience store. Sentence3: He was arrested by the police for robbery. Sentence4: Luke spent 1 year in prison.

Luke was very happy when he was free.