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.

Example Input: Sentence1: Ann loved cake. Sentence2: Every saturday she would walk by the bakery. Sentence3: One day a lady asked her to come inside. Sentence4: Ann came inside and watched as cakes were being made.
Example Output: 3, Ann loved to look at the beautiful cakes.

Example Input: Sentence1: Felipe has always wanted to see the beautiful Pacific Northwest. Sentence2: He decided to travel to Oregon one day. Sentence3: In Oregon, Felipe hiked great mountains and ate delicious food. Sentence4: He was sad when his trip came to an end.
Example Output: 5, Felipe immediately started planning the next trip.

Example Input: Sentence1: My two year old son refused to wear training pants. Sentence2: He always begged to wear a diaper. Sentence3: He went to the potty and used it when I wasn't looking. Sentence4: Now I don't try to make him wear training pants.
Example Output:
3, One day, out of frustration, I let him remain naked.