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.
Q: Sentence1: Tommy was having a bad day. Sentence2: His friends tried to cheer him up by taking him out. Sentence3: He drank and danced with his friends all night. Sentence4: Tommy had good friends.
A:
3, He grumbled but went along.