TASK DEFINITION: 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.
PROBLEM: Sentence1: He puttered into the garage. Sentence2: He was afraid the repair would prove costly. Sentence3: But the mechanic gave him some good news. Sentence4: The mechanic told Jay that was only a minor repair.

SOLUTION: 1, Jay was having car trouble.

PROBLEM: Sentence1: Jaris wanted to pick some wildflowers for his vase. Sentence2: He went to the state park. Sentence3: He picked many kinds of flowers. Sentence4: Little did Jaris realize that it was a national park.

SOLUTION: 5, Jaris got in trouble and apologized profusely.

PROBLEM: Sentence1: He brings the skateboard to the park for a day of skateboarding. Sentence2: He notices that he is much older than the other people there. Sentence3: However, they welcome him, and they don't seem to mind his age. Sentence4: The younger skaters taught Morris a lot of tricks.

SOLUTION:
1, Morris buys himself a skateboard to stay active.