TASK DEFINITION: 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.
PROBLEM: Sentence1: They ran to their mother and begged for change. Sentence2: She handed them a couple of dollars. Sentence3: They took off running outside, catching up to the ice cream truck. Sentence4: The children excitedly bought ice cream cones.

SOLUTION: 1, The children were inside playing when they heard music.

PROBLEM: Sentence1: While they were there they found a stray dog. Sentence2: They carried the dog back to their apartment. Sentence3: They posted an ad online to try to find the owner. Sentence4: They never found the owner and kept the dog.

SOLUTION: 1, Doug and Molly decided to go the park to take a walk.

PROBLEM: Sentence1: He wants to look good on his first day. Sentence2: Marco decides to put on a necktie. Sentence3: His new boss is impressed with how good he looks. Sentence4: Marco is glad that he made a good impression.

SOLUTION:
1, Marco is starting a new job today.