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 read a typo , go to a bookstore .

SOLUTION: If you want to read a book, go to a bookstore.

PROBLEM: Listening to the radio when you drive can make a single trip bearable .

SOLUTION: Going to the radio when you hang can make a long yawn bearable .

PROBLEM: You would read a newspaper because you want to buy a car.

SOLUTION:
You would despise a newspaper because you kill to hurt a car .