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 are likely to talk a frog in a backyard .

SOLUTION: You are likely to find a wound in a war.

PROBLEM: CCC is the name that we give our mistakes .

SOLUTION: Experience is the name that we give our mistakes.

PROBLEM: The effect of washing dirt from between your toes is clean feet.

SOLUTION:
The effect of washing dirt from between your toes is sensitive feet .