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: Dave gathered up all of his beach gear. Sentence2: He took the day off just so he could spend it on the beach. Sentence3: When he went outside he discovered it was much to dark. Sentence4: The sky was full of black storm clouds.

Dave was so disappointed!