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.
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Question: Sentence 1: A man in a public road workers uniform sprays water. Sentence 2: A man sprays water as to cool down the hot tar outside.

Answer: There is a person outside.


Question: Sentence 1: A man wearing glasses is singling while holding a guitar while a shirtless man in a fedora plays drums. Sentence 2: A person is singing a song he wrote.

Answer: People are making music together.


Question: Sentence 1: A black dog chasing another black dog down a grass covered hill. Sentence 2: dogs following a truck

Answer:
dogs running down hill