In this task, you are given a positive review and your task is to convert it to a negative review by making minimal changes. Avoid changing the context of the review.

Let me give you an example: all around great place to grab a drink or two .
The answer to this example can be: all around bad place to grab a drink or two .
Here is why: The output converts the given positive review to negative review by replacing the word 'great' with 'bad'. It does not change the context of the input

OK. solve this:
well worth searching out this gem .
Answer:
it 's not a gem worth searching out .