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: The man and woman are outside and something is drawing their attention. Sentence 2: A man and woman are looking up to the sky.

A: A man and woman are looking at something outdoors.
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Q: Sentence 1: A man in a leather jacket is sitting on a fence by the beach. Sentence 2: A man is by himself.

A: A man is wearing a jacket.
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Q: Sentence 1: A yellow, heavy machine is picking up dirt, while a train goes by. Sentence 2: The train is hauling several tanker cars.

A:
The machine lifts some dirt.
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