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: Guy with a mohawk cutting meat. Sentence 2: A guy with a blue mohawk is cutting beef.
Example Output: A guy has a mohawk cutting meat.

Example Input: Sentence 1: Dog training on the mountain Sentence 2: A dog is taking a class.
Example Output: A dog is on a mountain.

Example Input: Sentence 1: Closeup image of a dog swimming. Sentence 2: An underwater camera takes a photo of a puppy.
Example Output:
A dog swims in a body of water.