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: Bill loved the park. Sentence2: There was only one problem. Sentence3: He was afraid of the big slide. Sentence4: His friends loved the big slide.

He finally tried it and had a blast.