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.

Example Input: Sentence 1: A man pulling a cart filled with many wooden chairs down a city street. Sentence 2: A man is in a city.
Example Output: A man is pulling an empty cart.

Example Input: Sentence 1: A man in a worn Arizona ball cap, polo shirt, and dark pants stitches something on his lap. Sentence 2: a guy with a cap and pants fiddles in his lap
Example Output: two men knit together

Example Input: Sentence 1: Three construction workers are joking around on a boat, leaving the bridge that they are working on. Sentence 2: The workers are leaving the job site.
Example Output:
Two men are sitting on the bridge.