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.

If you want to play basketball then you should get a ball.
If you want to play basketball then you should dodge a ball .

You would buy seafood because you want to receive dinner .
You would buy rent because you want to light dinner .

You would start a flame or a can because you need to move warm .

You would pursue a flame or a fire because you need to keep warm .