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: I had a presentation in art. Sentence2: My teacher failed me although I did everything right. Sentence3: He allowed me to repeat my presentation and failed me again. Sentence4: The teacher agreed to discuss it with me.

SOLUTION: 4, I believed that I did the presentation correct and stood up for it.

PROBLEM: Sentence1: Tim bought a new lamp today. Sentence2: He went home to set it up. Sentence3: He assembled the lamp within five minutes. Sentence4: Tim was pleased the lamp was so easy to set up.

SOLUTION: 3, Tim opened the box and followed the instructions.

PROBLEM: Sentence1: Simon noticed a moving truck in front of the house next door. Sentence2: The family moving in had a teenage daughter and Simon was smitten. Sentence3: She was shy but friendly and receptive enough to encourage him. Sentence4: He hung out with her all day.

SOLUTION:
3, He worked up the courage to go over and introduce himself.