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: agers must feed their pets .
Example Output: People must feed their youths .

Example Input: Computers can emulate audio .
Example Output: Computers can decrypt audio .

Example Input: If you 're talking in the middle of the ocean , you ca n't get a haircut .
Example Output:
If you're floating in the middle of the ocean, you can't get a postcard.