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 in dirty jeans on top of a scaffolding. Sentence 2: A man is wiring lighting on top of a scaffolding.
answer:
A man is on top of scaffolding.


question:
Sentence 1: A man standing on a surfboard heads away from shore while going over a wave near a small boat. Sentence 2: A skilled surfboarder rides a wave
answer:
A man on a surfboard rides a wave


question:
Sentence 1: Men working in the ceiling of a subway station. Sentence 2: Men repairing a roof of the subway.
answer:

Men working on a subway station.