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: The mother's little toddler was sitting in the cart's child seat. Sentence2: Suddenly, while the mother was turned, the cart started rolling away! Sentence3: Kim, realizing the child was in great danger, lunged toward the cart. Sentence4: KIm breathlessly saved the child.
Example Output: 1, Kim saw a mother unloading her shopping cart in a parking lot.

Example Input: Sentence1: We went many places around town. Sentence2: But one place I wanted to go was the White House. Sentence3: He took me to the White House, and I was so happy. Sentence4: We took the tour and enjoyed the history of the place.
Example Output: 1, I traveled to Washington DC to visit my boyfriend.

Example Input: Sentence1: Jasper notices that he has begun to develop dandruff in his hair. Sentence2: He feels very embarrassed about this. Sentence3: Jasper decides to buy a special anti-dandruff shampoo. Sentence4: Finally he notices that the dandruff is going away.
Example Output:
5, Jasper is happy.