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: People setting up to sell on the street their food. Sentence 2: People are getting ready to sell their goods.
Example Output: People are running away.

Example Input: Sentence 1: A woman in a black shirt is holding a picture of another person. Sentence 2: A person holds a photo.
Example Output: A woman in a black shirt is holding a for sale sign.

Example Input: Sentence 1: A young girl wearing a tutu dances in a large room. Sentence 2: The  young girl is performing.
Example Output:
The young girl is standing there.