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: You are great to find a department store in a city .
Example Output: You are wise to find a C store in a city .

Example Input: If you want to take an examination then you should reduce to number .
Example Output: If you want to take an examination then you should answer to school .

Example Input: The effect of global warming is that we see an increase in natural disaster.
Example Output:
The premise of global warming is that we take an increase in natural disaster .