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: Jess had a job as a aircraft cleaner. Sentence2: Often passengers left books on the plane. Sentence3: She always kept the books people left behind. Sentence4: She had more books than anyone.

Her boss told her to stop keeping books!