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 group of people are looking at nature. Sentence 2: People are looking outside.
Example Output: A group of kids are swimming.

Example Input: Sentence 1: Three women wearing blue walk along a sidewalk while laughing and smiling. Sentence 2: Three happy looking women are walking outside.
Example Output: The three women watch a man fall down and laugh at him.

Example Input: Sentence 1: Several people are practicing a dance. Sentence 2: People are practicing a dance
Example Output:
People are practicing painting