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 the sun in the sky.

SOLUTION: You are likely to find the sun in the yard .

PROBLEM: If you want to make a better world then you should exchange with others .

SOLUTION: If you want to avoid a better confrontation then you should help with others .

PROBLEM: You are likely to find a basket of laundry in the radio room .

SOLUTION:
You are illegal to eat a basket of laundry in the laundry room .