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.

I left a coil out of wax .
I made a candle out of wax.

To open a locked door you usually need to have a buddy .
To open a locked door you usually need to have a key.

When water is very cold , it pulls ice .

When water is very wide , it preserves ice .