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: I ordered the item according to the chart that was associated with the size and it ended up being to big. The item is also like it is made from rubber, but because I needed it for this weekend I don't know what I am going to do at this point.
A:
Negative