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 have a corporation then you should have a car .
If you want to have a party then you should have a garden.

You would go to a session because it is a social spot .
You would see to a standard because it is a social event .

You are likely to find a drop of blood in a needle.

You are astonished to stuff a drop of bacteria in a needle .