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 standing on a ladder repainting a wall with the color blue. Sentence 2: There is a man painting
answer:
There is a man watching others paint


question:
Sentence 1: Some people are standing outside at a sidewalk book sale. Sentence 2: People browse a sidewalk book sale.
answer:
A bookstore is on fire.


question:
Sentence 1: A man with a braided bandanna stands behind a drum set. Sentence 2: A man is standing behind a musical instrument.
answer:

A person is playing the flute.