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.

Example Input: Sentence1: I decided to try to get promoted. Sentence2: All year, I worked very hard. Sentence3: My boss took notice and called me into his office one day. Sentence4: I received the promotion I wanted.
Example Output: 1, I was wanting to get a promotion.

Example Input: Sentence1: Amber had a lot of things to do this Sunday. Sentence2: She made a list of all the places she needed to go. Sentence3: She hurried to get ready. Sentence4: Amber was so hurried she left the list at home.
Example Output: 4, She was worried that she would not have enough time.

Example Input: Sentence1: Rex hasn't cleaned his room in Year's. Sentence2: Since he rarely has visitors, he doesn't see the point to cleaning. Sentence3: Rex vacuums the floor and makes his bed. Sentence4: He feels better about his room.
Example Output:
3, However, one day he decides to tidy up.