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 man standing on a surfboard heads away from shore while going over a wave near a small boat. Sentence 2: A man on a surfboard rides a wave
Example Output: A woman standing on a surfboard heads away from shore while going over a wave near a small boat.

Example Input: Sentence 1: Two teenagers are playing wrestling game in the park. Sentence 2: People are playing.
Example Output: Teenagers are playing basketball in the gymnasium.

Example Input: Sentence 1: A fireman standing on top of a firetruck. Sentence 2: A man stands on top of a truck.
Example Output:
A woman drives a truck.