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: The effect of rushing to production is pleasure .

SOLUTION: The effect of according to choice is pleasure .

PROBLEM: You are likely to find a grape in a lunch box.

SOLUTION: You are likely to find a number in a result box .

PROBLEM: The effect of going to a concert is listening to tape .

SOLUTION:
The hour of going to a concert is listening to tape .