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.

Input: Consider Input: Sentence1: Janice usually wears jeans to work every day. Sentence2: However, now she has been promoted to manager. Sentence3: She decides she needs to dress a little more formally. Sentence4: Janice buys a few pairs of khakis for work.

Output: 5, She also bought plenty of blouses.

Input: Consider Input: Sentence1: The delivery man handed a package to me. Sentence2: I opened the box. Sentence3: He couldn't hear me and drove off. Sentence4: I had to call to find out what was going on.

Output: 3, Since nothing was inside, I tried shouting at the delivery man.

Input: Consider Input: Sentence1: He monopolized every class discussion with his mediocre ideas. Sentence2: The professor could never get him to be quiet. Sentence3: One day, he showed up to class with laryngitis. Sentence4: Kerry was so grateful!
Output: 1, There was an extremely obnoxious boy in Kerry's economics class.