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: John got a bike for his birthday. Sentence2: He didn't know how to ride. Sentence3: He practiced all week long. Sentence4: He was able to ride the bike just fine without them.

SOLUTION: 4, At the end of the week he took off his training wheels.

PROBLEM: Sentence1: Amber had a lot of things to do this Sunday. Sentence2: She made a list of all the places she needed to go. Sentence3: She hurried to get ready. Sentence4: Amber was so hurried she left the list at home.

SOLUTION: 4, She was worried that she would not have enough time.

PROBLEM: Sentence1: Grace came home from work one summer day. Sentence2: She opened the freezer to get ice cubes for a cold drink. Sentence3: But then she found something awful. Sentence4: Grace was very disappointed.

SOLUTION:
4, The power had cut out and all the ice was melted!

