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.

Example Input: If you head to have a heart attack then you should be slow .
Example Output: If you want to have a heart attack then you should be fat.

Example Input: You win a challenge of chess when you capture your opponent 's wallet .
Example Output: You win a game of hunting when you capture your opponent 's king .

Example Input: Whether embryos should be patented or eliminated is a controversial question .
Example Output:
Whether taxes should be raised or lowered is a controversial question.