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.

Ex Input:
Sentence1: Todd and Ashley were dating. Sentence2: He gave her the silent treatment. Sentence3: Ashley got upset. Sentence4: She decided not to speak to Todd either.

Ex Output:
2, Todd got irritated with Ashley.

Ex Input:
Sentence1: I had a presentation in art. Sentence2: My teacher failed me although I did everything right. Sentence3: He allowed me to repeat my presentation and failed me again. Sentence4: The teacher agreed to discuss it with me.

Ex Output:
4, I believed that I did the presentation correct and stood up for it.

Ex Input:
Sentence1: Bryan wondered why his arms itched. Sentence2: He scratched his arms until they left scars because it was so bad. Sentence3: The doctor gave him ointment and some antibiotics. Sentence4: Bryan went home relieved.

Ex Output:
3, He finally went to the doctor and he found out he had poison ivy.