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 soccer player is diving for the ball. Sentence 2: An athlete dives for the soccer ball.
Example Output: The athlete is playing baseball.

Example Input: Sentence 1: A boy selling lemonade for$ 1 rides his bike with no hands as he advertises his product to a long line of people. Sentence 2: The boy is selling lemonade for a $1.
Example Output: A boy selling cookies to a group of people.

Example Input: Sentence 1: A little girl in a red tracksuit is throwing a Frisbee Sentence 2: A girl in red is playing Frisbee.
Example Output:
A naked child is playing.