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 person is climbing a rock while holding onto a white rope. Sentence 2: The person is outdoors.
Example Output: The rope is made of black nylon.

Example Input: Sentence 1: A young man holding a beer bottle and a cigarette splashes fluid on charcoal in a grill. Sentence 2: The man is about to grill.
Example Output: The man is old

Example Input: Sentence 1: A man and two small children laying on a tiled floor. Sentence 2: a man and two children lay on the floor
Example Output:
a man rides his bike down a mountain