In this task, you're given a pair of sentences, sentence 1 and sentence 2, that neither agree with nor contradict each other. Your job is to alter sentence 2 so that the pair clearly 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 dog wears a pink sweater. Sentence 2: A dog is being walked through a park.
Example Output: A dog is wearing clothing.

Example Input: Sentence 1: A person is driving an all-terrain vehicle through a muddy course. Sentence 2: persons first time in ATV
Example Output: person drives ATV

Example Input: Sentence 1: A man wearing a black shirt and denim jeans is striking a pose with his left hand on a sign Sentence 2: A man poses next to the sign he built.
Example Output:
A man poses for a picture.