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: Person listening to mp3 player sitting on curb. Sentence 2: A person sits outside while listening to their mp3 player.
Example Output: She listens to her iPod while jogging.

Example Input: Sentence 1: Two players collide during a recent roller derby match. Sentence 2: There are two players in the match.
Example Output: Some players watching tv.

Example Input: Sentence 1: A child wearing yellow jacket stands on the shore testing the water with his red rubber boot clad toe. Sentence 2: A child is on a beach near the water.
Example Output:
A child wearing an orange jacket is skiing down a large slope.