instruction:
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.
question:
Sentence 1: Man with a white hat and white shirt playing many instruments on stage next to a sign that says Appeared on Jimmy Kimmel. Sentence 2: The man is performing a concert.
answer:
The man is making music


question:
Sentence 1: A stoplight is yellow next to a pedestrian crossing sign. Sentence 2: Someone is waiting to cross the street
answer:
The stoplight will turn red shortly


question:
Sentence 1: A young man is riding his bike on a ramp that is placed within a fenced area. Sentence 2: A BMX rider performs trick jumps to prepare for an event.
answer:

A cyclist uses a ramp.