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: I liked reading the true relationship between two troubled teens. There could have been more details given on each situation. The book was somewhat sad throughout as well.
Example Output: Good Review

Example Input: Item took long time with standard shipping but price was right. Works perfectly and no problems even after 3 months. Hope it stays like that. Good product! Thanks Amazon!
Example Output: Good Review

Example Input: Not the product i was looking for, although it is sturdy on my wall, had to buy 1 inch screws and go from there. Will be returning it. :(
Example Output:
Bad review