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 blanket can be covering a bed.
Example Output: A Man can be washing a bed .

Example Input: If you have picked some supplies , you must run on suitable weather conditions .
Example Output: If you have scattered some plants , you must watch on suitable weather conditions .

Example Input: You are likely to find a return ticket in an airport.
Example Output:
You are likely to find a buy ticket in an airport .