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: This is essentially a live action G.I. Joe film for people with IQ's below 85. I walked out after about 5-10 minutes. I changed the ticket over to Jackass 2 and laughed harder than I have in years during a movie.
Solution:
Negative