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: If you want to smoke then you should have hazard insurance .

SOLUTION: If you wear to smoke then you should have cancer insurance .

PROBLEM: If you want to know the bottle then you should have a stone .

SOLUTION: If you rush to hit the bottle then you should have a stone .

PROBLEM: You can teach a radio to remote from around the world .

SOLUTION:
You can use a login to hear from around the world .