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: Lina has two kids. Sentence2: Lina was cleaning their rooms and realized their drawers were stuffed. Sentence3: Lina had a big pile of clothes that were too small for her kids. Sentence4: Lina gave the clothes to charity.

Ex Output:
3, She began to sort through the clothes.

Ex Input:
Sentence1: Rick liked eating chocolate oatmeal. Sentence2: Rick was tight about money. Sentence3: But he decided to buy more expensive cocoa powder just once. Sentence4: The taste was worth the price.

Ex Output:
2, But his friend suggested that he use higher quality cocoa powder.

Ex Input:
Sentence1: Ford was proud of his high GPA. Sentence2: He worked every evening on assignments in order to improve it. Sentence3: Ford's friends warned him that he was missing out on fun. Sentence4: Ford was proud of his accomplishments.

Ex Output:
4, Later in life, Ford became a successful lawyer.