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.
--------
Question: These are perfect.

Answer: Good Review


Question: This lamp does work. A little tricky on installation, but...works. Unfortunately it's not as bright as you would hope. Not a terrible light.

Answer: Bad review


Question: The book was exactly as stated and it came in a very timely manner. I would purchase from this seller again.

Answer:
Good Review