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 ribbon dancer wearing a neon pink and green outfit with only one left white sleeve leaps high into the air- throwing her ribbon out before her in a "c" shape. Sentence 2: A person is using her ribbon to make shapes.
Example Output: A musician is practicing singing in front of the mirror naked.

Example Input: Sentence 1: Male musician playing an accordion wearing a leather jacket and hat on a boardwalk or pier. Sentence 2: A man in a leather jacket is playing an instrument on the pier.
Example Output: The man flying an airplane.

Example Input: Sentence 1: four young people have stopped to listen to a man play a saxophone. Sentence 2: A man is playing the saxophone.
Example Output:
Four young people are listening to a man play the guitar.