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: It is too thick for me and the material is very hard too uncomfortable I would not recommend it because it did not explained how the product really was and even though is brand new in the box never been used you can not return the product . So I just wasted my money...
A:
Negative