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: Tim just got a new phone. Sentence2: He had dropped it a few time hours within getting it. Sentence3: He decided he needed a case to protect his phone. Sentence4: He went to the local store and purchased a waterproof phone case.

Tim didn't have to worry about dropping it in water anymore.