TASK DEFINITION: In this task, you're given a pair of sentences, sentence 1 and sentence 2, that agree with each other. Your job is to alter sentence 2 so that the pair 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: A man in a striped shirt and jeans, and a woman in a white top dancing with each other. Sentence 2: The man and woman are dancing.

SOLUTION: The man and woman are sitting down watching tv.

PROBLEM: Sentence 1: There is construction on the sidewalk as three people walk by. Sentence 2: The area is currently under construction.

SOLUTION: There are three people walking in the country.

PROBLEM: Sentence 1: Skateboarding wearing black pants, a white shirt, and a blue hat performing a skateboarding trick while three spectators look on in the background. Sentence 2: These three watch the daredevil on his skateboard

SOLUTION:
A person performs tricks on his unicycle for his friends