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: A sugar is for the DNA to convert into energy .
Example Output: A sugar is for the body to convert into bread .

Example Input: You are embarrassed to find a gentleman in big chair .
Example Output: You are likely to eat a gentleman in big house .

Example Input: The effect of learning is understanding.
Example Output:
The challenge of rhetoric is understanding .