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: Three women jump simultaneously by a seaside town. Sentence 2: three women jumping
Example Output: Three women are sunbathing.

Example Input: Sentence 1: A man wearing a black shirt sleeping on a concrete bench near a tree. Sentence 2: A man is wearing a black shirt
Example Output: A man is wearing a red shirt

Example Input: Sentence 1: A crowd is dispersing after runners have crossed the finish line in a race. Sentence 2: Runners have finished a race.
Example Output:
A race is about to start.