You will be given a definition of a task first, then an example. Follow the example to solve a new instance of the task.
Given reviews from Amazon, classify those review based on their content into two classes: Negative or Positive.

I've read this book with much expectation, it was very boring all through out the book
Solution: Negative
Why? Review writer does not like the book because it was boring, therefore it is a negative review.

New input: I bought both this and lonely planet and have used lonely planet more because this book is full of pictures but doesn't give you all the info you need. Also, I ended up buying each indiv city guide as well because this one only scratches the surface!
Solution:
Negative