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.
Q: Sentence1: Tim was failing math class. Sentence2: He knew if he didn't pass he would have to go to summer school. Sentence3: He studied hard and asked for extra credit. Sentence4: On the last day of school he found out he passed!
A: 
5, Tim was thrilled.