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.

Q: Sentence 1: A biker in uniform suspended in air in front of a crowd of people. Sentence 2: A biker is wearing a police uniform.

A: A human is suspended in air.
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Q: Sentence 1: Man and child in hats walk on a dirt trail. Sentence 2: The man and the child enjoy a nature walk on a dirt trail

A: There is a man and a child in the outdoors
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Q: Sentence 1: A guy with no shirt and no shoes, who is painting the floor. Sentence 2: A man is working.

A:
A man is painting.
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