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: Gina was bored while cleaning her room. Sentence2: But it had to be done. Sentence3: She decided to turn on the radio. Sentence4: There was a song she never heard before.
Example Output: 5, She enjoyed the song.

Example Input: Sentence1: It wasn't far from my house, only a few miles! Sentence2: Once I arrived in town I decided to stop for coffee. Sentence3: I chose an awesome little shop and sat down for lunch. Sentence4: I had a wonderful time!
Example Output: 1, One day I decided I wanted to walk into town.

Example Input: Sentence1: Dan loves the sport of bowling. Sentence2: The use to compete in tournaments together. Sentence3: His dad has since passed away. Sentence4: Dan now bowls often to remember his father.
Example Output:
2, His dad taught him how to play when he was little.