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.

Sentence1: Rob has never been on a rollercoaster. Sentence2: Rob's friends offered him a free ticket to six flags. Sentence3: They all went and waited a long line. Sentence4: Rob had generous friends.
3, Rob decided he may as well join.

Sentence1: Sam bought a new television. Sentence2: It would not turn on. Sentence3: He pressed the on button several times. Sentence4: Finally Jeb came over to check it out.
5, Jeb plugged the television in and it turned on.

Sentence1: Garry was nervous about his grades. Sentence2: It is required that Garry have good grades to be on the football team. Sentence3: Garry's coach found out about his failing grades, and spoke with him. Sentence4: If Garry doesn't improve his grades, he will be off the team.
2, Recently, Garry failed a Math test, and a English test.