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: All of a sudden he hit a rock and fell. Sentence2: He wasn't hurt but his outfit was ruined. Sentence3: He kept going to work anyway. Sentence4: Ronnie's boss commended him on his dedication.

Output: 1, Ronnie was riding his bike to work the other day.

Input: Consider Input: Sentence1: She could never reach the top shelf at the store. Sentence2: Greg saw her struggling to reach. Sentence3: He went over and helped her. Sentence4: They ended up going on a date that night.

Output: 1, Carry has been short her whole life.

Input: Consider Input: Sentence1: Mother told her children it would be lunchtime in fifteen minutes. Sentence2: But then she got an important phone call. Sentence3: While she was talking, the dog dragged mud all over the kitchen. Sentence4: The kids started to pester their mother, who was still on the phone.
Output: 5, The mother felt quite frustrated.