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]: Magazines contain many articles.
[EX A]: Magazines contain obsolete articles .

[EX Q]: A dinner mate can pass the pressure .
[EX A]: A dinner a can pass the floor .

[EX Q]: You are likely to find a century of coal in a mine .
[EX A]:
You are likely to find a piece of coal in a mine.