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.

Ex Input:
If you want to recognize a computer then you should appropriate an application program .

Ex Output:
If you want to use a computer then you should mail an application program .


Ex Input:
You can use an underground area to protect from sky attack.

Ex Output:
You can use an underground area to protect from sky ash .


Ex Input:
You can use a printer to visualize a plow in a bit .

Ex Output:

You can use a crank to pull a plow in a field .