Q: In this task, you're given four sentences of a story written in natural language in which one part is missing. Your job is to predict the position and missing part of the story and return in the following format: position, missing part. The missing part is a sentence that completes the story, and the position is the number of the missing sentence in the new story.
Sentence1: Bev had been studying very hard. Sentence2: She couldn't wait for the weekend. Sentence3: When it came, she slept in very late. Sentence4: Then she got up and went out to party.
A:
5, By Sunday night, Bev was exhausted again.