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 woman with a blue sports bra doing weightlifting. Sentence 2: A woman doing weightlifting.
Example Output: A woman with a red training bra doing push ups.

Example Input: Sentence 1: A young girl playing clarinet in a musical group. Sentence 2: A girl playing clarinet in a musical group.
Example Output: An old girl playing clarinet in a musical group.

Example Input: Sentence 1: A road bike race with about 39 racers turning a corner on a brick road in the middle of a city Sentence 2: There is a bike race in a city.
Example Output:
A single bike goes down a dirt road.