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.

[Q]: Sentence1: The people who lived there did not know. Sentence2: They left for work one day, and the gas filled up the house. Sentence3: A small spark caused the house to explode. Sentence4: When they returned, they saw that their house was gone.
[A]: 1, There was a gas leak in a house down the street.

[Q]: Sentence1: Ray and his friends planned to go to the beach. Sentence2: So Ray worked out to build up his muscles. Sentence3: When Ray and his friends went to the beach, they noticed Ray's body. Sentence4: Ray was happy to be the center of attention.
[A]: 5, All his friends were jealous of his new physique.

[Q]: Sentence1: John loves to eat at buffets. Sentence2: They are his favorite because he gets to eat as much as he wants. Sentence3: There was this great buffet right near his apartment he would go to. Sentence4: He found out that they went out of business last week.
[A]:
5, John was sad to hear the news.