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 in a brown shirt is cooking in a room with blue paint. Sentence 2: The man is making food.
Example Output: The man is in a yellow room.

Example Input: Sentence 1: A man stands behind a wall on a busy city street. Sentence 2: The man is obsured from view outside.
Example Output: The man is walking down a busy city street.

Example Input: Sentence 1: A young girl and boy wearing jackets and boots, pose for a picture in front of a dinosaur fossil. Sentence 2: Two young children pose for a picture.
Example Output:
Two children are fighting bad guys at the fair.