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: The woman is at marketplace buying fish from an Arabic person. Sentence 2: The woman buying the fish is buying it for her daughter.
Example Output: The woman is out shopping.

Example Input: Sentence 1: A man kneeling on a roof touching a piece of plywood wearing sunglasses. Sentence 2: A man kneeling on a roof is fixing a spot on the roof with a piece of plywood.
Example Output: A man wearing sunglasses is kneeling on the top of a house.

Example Input: Sentence 1: a red and white race car racing on a dirt racetrack. Sentence 2: The car wins the race.
Example Output:
The car is going fast.