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.

A ja can leave her children .
A t can leave her children .

You can use steel to build a bridge.
You can use inheritance to identify a transition .

Sometimes pilots crash planes and kill everyone on board.

Sometimes pilots shred planes and kill everyone on board .