You are given a negative review and your task is to convert it to a positive review by one or more making minimal changes. Avoid changing the context of the review.

Example Input: sad what has happened to this sandwich shop .
Example Output: great what has happened to this sandwich shop .

Example Input: it is not really brown rice .
Example Output: it is really brown rice .

Example Input: we asked how long the wait would be , she said she was unsure .
Example Output:
she was pretty good with the estimated time for a table .