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: Two women run down the sidewalk. Sentence 2: Two women are outside.
Example Output: Two women are sitting in a restaurant.

Example Input: Sentence 1: A small black dog is running along side a bigger tri-colored dog that is carrying a rope toy in its mouth. Sentence 2: A small dog running next to a colorful dog carrying an object in it's mouth.
Example Output: Two dogs are riding in a car

Example Input: Sentence 1: A black dog running in the grass. Sentence 2: The black dog is running.
Example Output:
The white dog is running.