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: This product fits as expected, the only thing missing is there nothing under the lace which makes one looks just like other underwear.
Example Output: Good Review

Example Input: this is an entertaining story which reads very quickly and with a good amount of humor. definitely worth the read.
Example Output: Good Review

Example Input: Batteries did not last past first week. A waste of money. Not sure whether I received old or used batteries. Don't buy.
Example Output:
Bad review