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: A man with a shaved head and a button-up shirt looks into a microscope near a poster about red blood cells. Sentence 2: A scientist studies a vaccine.
answer:
A man without hair near a poster about red blood cells is looking through a microscope.


question:
Sentence 1: Two men wearing hats are standing on the path beside a brick building. Sentence 2: Two men know each other.
answer:
Two men with hats are standing outside.


question:
Sentence 1: A young child is sleeping inside a vehicle that is parked outside. Sentence 2: A child is sleeping inside a parked SUV outside of the house.
answer:

A child sleeping inside a parked vehicle.