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: Chuck was tired from working. Sentence2: He closed his work for a while. Sentence3: He opened up the forum to chat with coworkers. Sentence4: He then felt compelled to get back to work.
Example Output: 4, After those nasty Zoltar hits he needed this break.

Example Input: Sentence1: Ben was tired at the end of the day. Sentence2: The customer asked for Spaghetti. Sentence3: Ben was too lazy to wash a dish and but the food on a dirty one. Sentence4: A week later, the restaurant got sued by the customer.
Example Output: 5, The customer was angry.

Example Input: Sentence1: He had not noticed that it was already Valentine's Day. Sentence2: Feeling rushed, he went out and got some flowers and chocolate. Sentence3: Jaden's girlfriend came home and found the treats. Sentence4: Jaden had saved the day.
Example Output:
1, Jaden was quite forgetful.