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: Expensive chocolate melts at mid temperature .

SOLUTION: Expensive chocolate melts at face temperature .

PROBLEM: You can equip a backdoor to stay on a door .

SOLUTION: You can use a shotgun to knock on a shop .

PROBLEM: You can use a woods to cut weeds .

SOLUTION:
You can use a woods to cut stuff .