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: Robert and Sharon met at band camp when they were in high school. Sentence2: By the time they graduated they had plans to marry. Sentence3: Now they are expecting their first great grandchild. Sentence4: Sharon can't believe that so much time passed so fast.

Ex Output:
5, But she is as happy today as she was the day they met.

Ex Input:
Sentence1: My daughter had her baby shower in our Boston home. Sentence2: She invited friends and family in the area. Sentence3: Her old college roommate lives in Hawaii. Sentence4: She decided to surprise my daughter by flying 4800 miles.

Ex Output:
5, My daughter was excited.

Ex Input:
Sentence1: I began to substitute teach at her school if a teacher was sick. Sentence2: I became very interested in why some kids have a harder time learning. Sentence3: This led me to take a bunch of classes on special education. Sentence4: I began to teach special education.

Ex Output:
1, I was bored when my daughter went to Kindergarten.