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.

Ex Input:
Sentence1: Pamela was so excited to finally have a boyfriend, Ralph. Sentence2: Ralph never listened to what she said. Sentence3: He rarely showed up on time. Sentence4: He flirted too much with other girls.

Ex Output:
5, Pamela decided to break up with Ralph.

Ex Input:
Sentence1: He felt lonely because he did not know anybody in the town. Sentence2: After work one day Bill decided to join some coworkers for drinks. Sentence3: He had a lot of fun hanging out with them. Sentence4: Bill made a lot of friends that day.

Ex Output:
1, Bill had just moved to a big city for work.

Ex Input:
Sentence1: Lina wanted to fry donuts. Sentence2: She got an application for the donut shop. Sentence3: To her delight, she had been hired! Sentence4: Lina loved her new job.

Ex Output:
4, She started to go to work frying donuts.