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 guy in the air doing wakeboarding. Sentence 2: A man is wakeboarding on his birthday.
Example Output: A man is outdoors.

Example Input: Sentence 1: Two men dressed in robes practice their snake charming skills. Sentence 2: The men are exotic dancers.
Example Output: The men are wearing robes.

Example Input: Sentence 1: A little boy in an apron helps his mother cook. Sentence 2: The boy has red hair.
Example Output:
Young boy plays with sparks near a pond.