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: Juliette wanted to be a scientist when she grew up. Sentence2: She decided she must perform an experiment. Sentence3: She emptied a box of baking soda into a pan. Sentence4: Juliette built a volcano.
4, Then she poured in vinegar.

Sentence1: I decided to pay a visit to someone I've been dating online. Sentence2: I never seen her in person, but I trust her. Sentence3: The airplane flight took several hours. Sentence4: When I arrived at the hotel, she said she's in front.
5, I walked in and saw her.

Sentence1: Today was Pinwheels for Peace Day. Sentence2: My teacher took the class towards the front of the school. Sentence3: When we looked at the wheels from afar, they were spinning. Sentence4: Our teacher took a photo of the pinwheels.
3, Everyone planted pinwheels near the stop.