Detailed Instructions: 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.
Problem:Sentence1: Her parents were going away so she decided to have one. Sentence2: She invited all her friends. Sentence3: When they got there they had a good time. Sentence4: Kelly cleaned up in time and her parents never found out.
Solution:
1, Kelly decided to have a house party.