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: Fred's boss called him into the office at the propane filling station. Sentence2: He told Fred that times were tough and he had to be laid off. Sentence3: Fred became very angry about this. Sentence4: He picked up his boss by the collar and threw him down.

Fred's coworker who saw him assault his boss called the police.