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: Dog training on the mountain Sentence 2: A dog is taking a class.

A: A dog is on a mountain.
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Q: Sentence 1: A white race car drives through a puddle. Sentence 2: The race car has a numbers on the side of it.

A: The car has wet tires.
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Q: Sentence 1: A boy in a red plaid button-up shirt playing a guitar, with another boy playing an orange bass behind him, and another person playing a drum set. Sentence 2: The boy loves this shirt

A:
a boy plays a guitar
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