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: Ron had just found out that his family was moving to a farm. Sentence2: He knew nothing about animals. Sentence3: But when he got to the new home, he was surprised. Sentence4: Ron found that he rather enjoyed living on a farm.
Example Output: 2, Ron was nervous.

Example Input: Sentence1: Yesterday Kelly headed to cvs to buy some candy. Sentence2: She walked up and down the aisles to find what she wanted. Sentence3: To her surprise however, she ran into an old friend. Sentence4: The two talked for awhile.
Example Output: 5, Her friend ended up buying the candy for her.

Example Input: Sentence1: I made sure to pack everything up in my car. Sentence2: I drove there and put on my swim trunks. Sentence3: When I came out of the dressing room, it started to rain. Sentence4: My plans were ruined, and I went home.
Example Output:
1, I was really excited I was going to the beach.

