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: I got a new truck. Sentence2: To celebrate, i went mudding. Sentence3: I drove through lots of mud puddles. Sentence4: Afterwards, I washed my truck in the driveway.

Output: 4, my truck got really dirty.

Input: Consider Input: Sentence1: He decided to swat it. Sentence2: He tried for half an hour but it kept evading him. Sentence3: Eventually the fly flew out on its own. Sentence4: Don closed the door it flew out of.

Output: 1, Don noticed a fly go into the living room.

Input: Consider Input: Sentence1: Amy wanted to get healthy. Sentence2: She purchased a smoothie blender. Sentence3: She made delicious fruit and vegetable smoothies. Sentence4: It took 20 minutes to clean the blender.
Output: 5, Amy was determined to lose weight.