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: Robbie was looking for help shoveling her car out of the snow. Sentence2: She posted on Facebook, hoping somebody would see. Sentence3: Cameron saw the post, and felt sympathy for Robbie and her car. Sentence4: Since he had the day off work, Cameron said he could help.

Ex Output:
5, Cameron came by and helped Robbie shovel.

Ex Input:
Sentence1: Kelly found out there was a new girl at school. Sentence2: When she walked into the school she went looking for her. Sentence3: When she met her, she invited her to sit with her at lunch. Sentence4: Kelly was happy to have made a new friend.

Ex Output:
4, When they ate lunch, the girls became friends.

Ex Input:
Sentence1: He caught so many he had to give some away. Sentence2: His neighbors were poor and were grateful to Bill for the fish. Sentence3: The neighbors finally got back on their feet. Sentence4: They baked Bill some bread in appreciation for all the fish.

Ex Output:
1, Bill went fishing and caught a lot of fish.