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: Four bicyclists wearing helmets are racing along a city street while onlookers observe. Sentence 2: For bicyclists are racing in the Tour de France.

A: Four people are racing bicycles.
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Q: Sentence 1: A child is attempting a jump trick on his skateboard while another films it from a low angle. Sentence 2: They will upload the video to youtube.

A: The child is being active.
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Q: Sentence 1: Three men dig through a construction site in China. Sentence 2: Three sad men dig through a construction site in China.

A:
People dig through a construction site in China.
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