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]: Most chess players would correct their game by playing angles slightly better then themselves .
[EX A]: Most chess queens would speed their game by determining players slightly better then themselves .

[EX Q]: A window is for providing means of fresh air.
[EX A]:
A window is for providing fans of fresh air .