TASK DEFINITION: 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.
PROBLEM: You can use a sword to connect str someone 's hand .

SOLUTION: You can hit a device to cut off someone 's part .

PROBLEM: You are likely to find a knife around in a kitchen accident .

SOLUTION: You are helpful to find a swipe around in a draw drawer .

PROBLEM: A E governs a man .

SOLUTION:
A president governs a country.