Given reviews from Amazon, classify those review based on their content into two classes: Negative or Positive.
One example is below.
Q: I've read this book with much expectation, it was very boring all through out the book
A: Negative
Rationale: Review writer does not like the book because it was boring, therefore it is a negative review.
Q: The music is just as I remember it! It brings back so many memories... The only disappointment, is that is not 100% digital, it has been recorded from a long play, and you can still hear the needle going on the disc. Besides that is perfect!
A:
Positive