instruction:
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.
question:
Sentence1: Kay built himself a raft. Sentence2: He used planks of scrap wood, and nails. Sentence3: He worked hard on it all spring. Sentence4: Kay's raft floated.
answer:
4, Come summer, he tested it out in the lake.

question:
Sentence1: The mother's little toddler was sitting in the cart's child seat. Sentence2: Suddenly, while the mother was turned, the cart started rolling away! Sentence3: Kim, realizing the child was in great danger, lunged toward the cart. Sentence4: KIm breathlessly saved the child.
answer:
1, Kim saw a mother unloading her shopping cart in a parking lot.

question:
Sentence1: Francisco is jealous of all his friends who go skiing in the winter. Sentence2: He decides he wants to ski too. Sentence3: He practices very hard. Sentence4: Francisco became a good skier.
answer:
3, Francisco works with an instructor to learn how to ski.