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 usually way to make an appointment for the doctor .

SOLUTION: You usually afford to win an appointment for the doctor .

PROBLEM: I ca n't kick a car to the moon .

SOLUTION:
I ca n't lost a lick to the rust .