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.

Input: Consider Input: Sentence1: The mom really wanted to get the boy's picture with Santa. Sentence2: The boy was scared and refused. Sentence3: This changed the boy's mind. Sentence4: The boy hoped to get lots of presents from Santa!

Output: 3, The mom told the boy that Santa was responsible for bringing presents.

Input: Consider Input: Sentence1: Ally had been saving her spare coins in a jar for Years. Sentence2: She wanted a new cell phone but she didn't have enough money. Sentence3: She thought she'd count the change in her change jar. Sentence4: To her surprise, there was over $300 in the jar.

Output: 5, So she bought a new cell phone.

Input: Consider Input: Sentence1: Jan had to pick up her daughter after class. Sentence2: In a hurry, she drove to school in housecoat and slippers. Sentence3: Jan waited in the car for her daughter, who didn't show up. Sentence4: Then she realized it was Saturday.
Output: 4, Worried, Jan went to the door of the class to find her daughter.