In this task, you're given a pair of sentences, sentence 1 and sentence 2, that contradict each other. Your job is to alter sentence 2 so that the pair agree with 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 man dressed in a checkered shirt and black pants performs an aerial stunt on a bicycle. Sentence 2: A puppy is sitting.

A: A man is doing tricks.
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Q: Sentence 1: Men playing volleyball in the sand. Sentence 2: The men are at work.

A: There are fellows partaking in a sport.
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Q: Sentence 1: Crosscountry skier striding ahead. Sentence 2: A snowboarder goes down the hill.

A:
A crosscountry skier.
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