TASK DEFINITION: In this task, you're given a pair of sentences, sentence 1 and sentence 2, that contradict each other. Your job is to alter sentence 2 so that the pair agree with each other. Generated sentences must be short, with less than 15 words. New information can be introduced. Avoid using pronouns to confuse the subject of the sentence.
PROBLEM: Sentence 1: A man on his hands and knees outside in the grass. Sentence 2: A person inside.

SOLUTION: A man is outside.

PROBLEM: Sentence 1: a man gets ready to hit the tennis ball. Sentence 2: The man is getting ready to serve a volleyball.

SOLUTION: A man is playing tennis.

PROBLEM: Sentence 1: Asian teens standing in line at school holding pieces of paper. Sentence 2: The teens are caucasian.

SOLUTION:
People are at school.