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:
When everyone in the world is slaughtered , it 's a world war .

Ex Output:
When everyone in the world is fighting, it's a world war.


Ex Input:
A large dog can encounter several cups of dog food a toy .

Ex Output:
A large dog can eat several cups of leftover food a Minute .


Ex Input:
A gas can exist into a food if the gas is cooled enough .

Ex Output:

A gas can bind into a jar if the gas is cooled enough .