Given reviews from Amazon, classify those review based on their content into two classes: Negative or Positive.
One example: I've read this book with much expectation, it was very boring all through out the book
Solution is here: Negative
Explanation: Review writer does not like the book because it was boring, therefore it is a negative review.

Now, solve this: The title of this item says "(3 books boxed set..." however, when I purchased and received this item, I was only sent one book. I was expecting three books, especially for the price that I paid, and was only sent one. Therefore, I am rating this item very poorly.
Solution:
Negative