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: The effect of walking in the town is blue .
Example Output: The effect of walking in the rain is blue.

Example Input: You are likely to find a cat in a pound.
Example Output: You are likely to find a pear in a pound .

Example Input: You are reluctant to land a shark in the film jaws .
Example Output:
You are embarrassed to recall a shark in the film jaws .