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.

News reporters must protect their sources.
Eye reporters must police their sources .

You can use a bowl to contain soup .
You can use a bowl to sort soup .

You would send on line because you want buy a concert ticket .

You would stand on line because you want buy a college ticket .