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: After dropping her kids off at school, Tammy donated blood. Sentence2: Tammy then headed for the gym to her favorite aerobics class. Sentence3: Forty minutes into the intense workout Tammy passed out. Sentence4: Tammy learned a valuable lesson.

Output: 2, She drank some juice to refuel before running a few errands.

Input: Consider Input: Sentence1: Lena was sad because she wouldn't see her friends at school. Sentence2: So she took her vitamins. Sentence3: She got better quickly Sentence4: Lena went to school only to find out her friends were sick.

Output: 1, Lena was sick.

Input: Consider Input: Sentence1: Juanita woke up early for a canoe ride on the lake. Sentence2: She loved peacefully rowing the canoe before anyone else was awake. Sentence3: This morning she was shocked to see a stork flying across the lake. Sentence4: Juanita climbed back into the boat.
Output: 4, As she took a picture, she lost her balance and fell into the water.