Given an English language product review, determine if it is a Good Review or a Bad Review. A good review is one where the product's review has positive tone and Bad review is one where the tone of product's review is negative.

Example Input: The only complaint it really has is that there was a defect on one of the shelves. I would purchase again for small spaces. Well made,as expected from Ikea. A great buy. Very solid construction.
Example Output: Good Review

Example Input: All but 3 flavors were nasty!! The only good part about these are the fact they do NOT contain any artificial sweetens. But other than that, it's gross.
Example Output: Bad review

Example Input: Works OK but would be much better at a higher price......
Example Output:
Good Review