Given reviews from Amazon, classify those review based on their content into two classes: Negative or Positive.

Example input: I've read this book with much expectation, it was very boring all through out the book
Example output: Negative
Example explanation: Review writer does not like the book because it was boring, therefore it is a negative review.
Q: I was quite disappointed with this collection. After the first three stories, I basically gave up. Interesting concepts that could have benefited a great deal from a really good editor. This stuff really belongs in 12th grade creative writing class.
A:
Negative