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 pledge to duck to an opera then you should draft tickets first .
Example Output: If you want to go to an opera then you should buy tickets first.

Example Input: You can jump for your flight at a flight terminal .
Example Output: You can wait for your flight at a plane terminal .

Example Input: Wise ads encourage their kids to think .
Example Output:
Wise parents encourage their kids to think.