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: An authority-figure in a white helmet, wearing a yellow vest, and sitting on a yellow motorcycle. Sentence 2: A police officer sitting on a motorcycle on the road.
Example Output: A person in a helmet is seated on a motorcycle.

Example Input: Sentence 1: A young girl playing is a sprinkler fountain jumps on a yellow concrete spot. Sentence 2: The girl is playing a game in which she neads to stay on the yellow spot.
Example Output: A girl is playing in a fountain.,

Example Input: Sentence 1: A brown dog on a leash runs through the white water. Sentence 2: A dog is on a beach.
Example Output:
The dog is playing outdoors.