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 skateboarder doing a jump on train tracks. Sentence 2: A boy jumps his skateboard in front of an oncoming train.

A: A skateboarder jumping.
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Q: Sentence 1: A man kneeling on a roof touching a piece of plywood wearing sunglasses. Sentence 2: A man kneeling on a roof is fixing a spot on the roof with a piece of plywood.

A: A man wearing sunglasses is kneeling on the top of a house.
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Q: Sentence 1: A person in a blue shirt and jeans leans on a wooden fence while looking out through the trees at a landscape. Sentence 2: A person has a clean blue shirt.

A:
A person stands outside, leaning on a fence.
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