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 woman, in the pink shirt, is playing Jenga, while two young adults watch. Sentence 2: Two people are watching a woman play a game.
Example Output: Two people are playing Jenga while a woman in pink watches.

Example Input: Sentence 1: A waiter dressed in business attire holds up a pan filled with meat laden with sauce and garnished with lemon. Sentence 2: A waiter is holding food.
Example Output: The man is taking a nap in between shifts.

Example Input: Sentence 1: The security guard is smiling. Sentence 2: There is a security guard that is smiling.
Example Output:
The security guard is yelling.