Given reviews from Amazon, classify those review based on their content into two classes: Negative or Positive.

Let me give you an example: I've read this book with much expectation, it was very boring all through out the book
The answer to this example can be: Negative
Here is why: Review writer does not like the book because it was boring, therefore it is a negative review.

OK. solve this:
Wavery-voiced pop icon Madonna and incomprehensible non-singer Banderas absolutely destroy this wonderful score. The orchestrations are hideous. Pass this one by, and get the Broadway version (a masterpiece) with LuPone(BRILLIANT!) and Patinkin.
Answer:
Negative