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 had a job interview last week. Sentence2: We went to the store and looked for hours. Sentence3: I found three I liked. Sentence4: I bought all of them.
Example Output: 2, My girlfriend helped me pick out a new tie.

Example Input: Sentence1: I met Nancy for the first time today. Sentence2: Despite walking for one moment, she constantly messaged me. Sentence3: I decided to call her and ask to stop calling me. Sentence4: I never heard from her again.
Example Output: 2, Before she left, we exchanged phone numbers.

Example Input: Sentence1: Liv jumped as she was startled by a loud pop. Sentence2: She got out a footstool and stepped on to it. Sentence3: It wobbled under her and she almost fell. Sentence4: Liv then changed the light bulb.
Example Output:
2, She realized it was the light bulb in her kitchen burning out.