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: There is a person standing on top of a stairway outside of a Costco store. Sentence 2: A man is waiting to check out inside the Costco.

SOLUTION: A person is outside

PROBLEM: Sentence 1: Rock band performing on a dark stage. Sentence 2: An orchestra performs Mozart at a matinee.

SOLUTION: A rock band performs on a dark stage.

PROBLEM: Sentence 1: A man rollerblading on a metal bar. Sentence 2: A woman rollerblading through the park.

SOLUTION:
Someone rollerblading across a bar.