TASK DEFINITION: In this task, you're given a pair of sentences, sentence 1 and sentence 2, that neither agree with nor contradict each other. Your job is to alter sentence 2 so that the pair clearly contradict 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: The man and woman are outside and something is drawing their attention. Sentence 2: A man and woman are looking up to the sky.

SOLUTION: A man and woman are looking at something outdoors.

PROBLEM: Sentence 1: A man with a shaved head and a button-up shirt looks into a microscope near a poster about red blood cells. Sentence 2: A scientist studies a vaccine.

SOLUTION: A man without hair near a poster about red blood cells is looking through a microscope.

PROBLEM: Sentence 1: 2 men racing in go-carts. Sentence 2: Two men are on a go-cart track.

SOLUTION:
Two men are racing.