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

Problem: Is comfortable to sleep on,it fills up fast and easy. Only thing really don't like is the rubber smell it has when u first open it but little by little it goes away. I recommend it 100%.
Solution:
Positive