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: Mary was afraid of water. Sentence2: Mary and her friend were playing near a pond. Sentence3: Mary's friend fell into the water. Sentence4: Mary pulled her friend out of the water.

Mary became a lifeguard the following year.