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: Carl joined the military right after high school. Sentence2: He signed a short contract that put him on the front lines. Sentence3: His best friend was killed in front of him. Sentence4: Carl had to go to therapy for post-traumatic stress disorder.

Output: 4, Happiness became a foreign concept to Carl.

Input: Consider Input: Sentence1: She didn't really want to turn to flavored powder products. Sentence2: While searching for ideas online, she stumbled across a fruit infuser. Sentence3: She ordered the cool bottle that holds fruit to flavor the water. Sentence4: Veronica was trying to live more healthfully.

Output: 1, Veronica knew she desperately needed to drink more water.

Input: Consider Input: Sentence1: Sheryl worked as a museum curator. Sentence2: Her family told her she worked a boring job. Sentence3: She tried to tell them that she got to work with living history. Sentence4: She tried to tell that their office jobs were a whole lot worse.
Output: 5, Sheryl was proud of her job as a museum curator.