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.
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Question: Sentence 1: A boy, wearing a gray shirt and black pants, is bowling with a black bowling ball with only two pins left to knock down. Sentence 2: A boy is bowling with his friends.

Answer: A boy bowls with a black bowling ball


Question: Sentence 1: A woman sitting and contemplating while sitting on a rock near a mountain. Sentence 2: A lady is sitting and wondering how to get down the mountain.

Answer: A lady is sitting and thinking on top of a stone on a mountain.


Question: Sentence 1: A boy and a girl are standing on a riverbank facing the water. Sentence 2: The boy and girl are siblings.

Answer:
The boy and girl are standing.