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 man in a jumpsuit is painting a scene on a canvas, outside in the parking lot. Sentence 2: The man is an artist.
Example Output: The man is wearing a jumpsuit.

Example Input: Sentence 1: A man is in an ornate, wood paneled room, standing and playing an unusual semi-circular instrument while being accompanied by a wind ensemble composed of young people who are sitting behind him. Sentence 2: A man is playing the newest piece he composed.
Example Output: The man is indoors.

Example Input: Sentence 1: Two guys are practicing mixed martial arts on a blue and red mat. Sentence 2: The two guys compete on the mat.
Example Output:
A couple of guys are practicing martial arts on the mat.