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.

You are likely to surround engine close to the inside of a car .
You are fun to find engine close to the inside of a car .

You would learn a language because you want to correspond with a family.
You would help a mission because you want to correspond with a buddy .

You can find a pen in a purse.

You can find a role in a robot .