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 find a bullet around in a gun.

SOLUTION: You are likely to hold a bullet around in a gun .

PROBLEM: The effect of washing your clothes is having cleaner clothes.

SOLUTION: The effect of expanding your clothes is having cleaner clothes .

PROBLEM: I carried a pile of books.

SOLUTION:
I carried a drawer of books .