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 black dog runs through the dry grass. Sentence 2: The animal is indoors.
Example Output: The animal is running.

Example Input: Sentence 1: A man doing a trick on a bicycle in a wooded area. Sentence 2: The man is a father
Example Output: A man does a trick

Example Input: Sentence 1: Five children on a white-metal midair ride called the frog hopper. Sentence 2: The children are on a carnival ride.
Example Output:
People are competing