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.

[EX Q]: If you want to post a message then you should have an email.
[EX A]: If you want to find a message then you should have an email .

[EX Q]: A mill is a bit or mechanism that employs grain .
[EX A]: A powder is a device or filter that loses grain .

[EX Q]: With window coverings, you can hide the interior of the house.
[EX A]:
With window coverings , you can hide the interior of the loft .