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 know the bottle then you should have a stone .
If you rush to hit the bottle then you should have a stone .

You would view a text because you want watch a situation .
You would move a video because you want watch a movie .

A piece is a symbol that represents a musical era .

A note is a symbol that represents a musical tone.