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.

Example Input: An eye can be of many different colours.
Example Output: An alphabet can be of many opposing colours .

Example Input: If you want to play cards then you should find a willing opponent.
Example Output: If you want to play cards then you should find a playable opponent .

Example Input: If you qualify to nurse a cattle then you should have a standing army .
Example Output:
If you use to conquer a nation then you should have a standing opposition .