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: He and his girlfriend spent hours laying in the sand, getting sun. Sentence2: Ray liked to read a book and listen to music on his MP3 player. Sentence3: His girlfriend liked to go in the water for a bit. Sentence4: They both enjoyed their day.

Ex Output:
1, Ray loved spending the day at the beach.

Ex Input:
Sentence1: He was supposed to take a right after the white house. Sentence2: Randy continued to get lost. Sentence3: He backtracked continuously until he finally found it. Sentence4: Randy told his friend how relieved he was he found it.

Ex Output:
1, Randy's friend gave him directions to his house.

Ex Input:
Sentence1: Fred's boss called him into the office at the propane filling station. Sentence2: He told Fred that times were tough and he had to be laid off. Sentence3: Fred became very angry about this. Sentence4: Fred's coworker who saw him assault his boss called the police.

Ex Output:
4, He picked up his boss by the collar and threw him down.