instruction:
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.
question:
Sentence 1: The thin, older man wearing an orange-striped shirt and gray pants carries his tools on a vintage gray bicycle and rests for a moment by the corrugated building. Sentence 2: the skinny old guy with tooks is taking a break
answer:
A man is walking on stilts.


question:
Sentence 1: A man stands behind a wall on a busy city street. Sentence 2: The man is obsured from view outside.
answer:
The man is walking down a busy city street.


question:
Sentence 1: A man vacuums a bedroom in his bare feet. Sentence 2: There is a person cleaning.
answer:

The man in a spacesuit is vacuuming his bedroom.