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: A man is helping another man after a fall on the street. Sentence 2: The man is behind a good samaritan by helping another man.
answer:
The man never fell.


question:
Sentence 1: A black man wearing glasses peers out of a subway train at Wall Street. Sentence 2: A man with glasses on a train.
answer:
A white man on peers out of a bus at Wall Street.


question:
Sentence 1: Several people selecting food and desert items from an outdoor buffet. Sentence 2: There are people eating outdoors.
answer:

The buffet has no customers.