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 likely to find a runway in an airport.
Example Output: You are likely to learn a runway in an airport .

Example Input: If you help to purchase a cellular grant then you should have enough money .
Example Output: If you don to purchase a cellular phone then you should have enough money .

Example Input: The threat of war would make you want to release a tentative agreement .
Example Output:
The threat of war would make you want to freeze a tentative agreement .