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: This one makes too small and too fine a grind of pepper to be useful in cooking. You'll be cranking away on this thing for ten minutes before you get enough crushed pepper to flavor anything.
A:
Negative