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 stimulation of listening to music is using your teeth .

SOLUTION: The effect of listening to music is tapping your toes.

PROBLEM: The brother got his rib cut off by a fan .

SOLUTION: The journalist got his ticket cut off by a fan .

PROBLEM: You would grow vegetables because you want food to eat.

SOLUTION:
You would grind vegetables because you want food to use .