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: My wife and I moved to our new house two summers ago. Sentence2: When we arrived the sky let loose and started to rain. Sentence3: We finished unpacking boxes while it continued to pour. Sentence4: The next day we woke to a dull roar.

When I looked outside there were loudly croaking frogs everywhere!