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 would start a flame or a fire because you want heat.
You would start a flame or a fire because you want orange .

Water , unlike other substances , expands when it is loaded .
Water , unlike other grains , expands when it is frozen .

You are likely to help an amateur jack in an orchard .

You are likely to find an apple tree in  an orchard.