Teacher: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.
Teacher: Now, understand the problem? Solve this instance: Sentence1: One night, a group of friends decided to play with a Ouija board. Sentence2: It was all in fun, and they played for an hour. Sentence3: After playing, they laid down for bed. Sentence4: They all freaked out naturally.
Student:
4, Minutes later, they heard a strange banging sound on the floor.