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: People can dig without a quarry .

SOLUTION: People can bike without a car .

PROBLEM: The effect of clicking a bar feature is being passive for a while .

SOLUTION: The effect of wearing a television show is being passive for a while .

PROBLEM: You can use a telephone book to sign addresses .

SOLUTION:
You can use a telephone book to address addresses .