Given a sentence, generate a new sentence by performing small changes on the sentence. Here, make sure that the changes are semantically related and syntactically similar to the input. And the generated sentence should have high commonsense plausibility, that is to have reasonable probability of it being true.
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Question: Global lead equals global proportion .

Answer: Global humidity equals global warming .


Question: You are likely to find a pin in a tree .

Answer: You are likely to find a grape in a tree.


Question: A apple fell from a cabinet .

Answer:
A apple fell from a bear .