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 have been very unhappy with this product because it:1) makes a high pitched buzz2) intermittently stops providing enough power causing my computer to constantly switch back and forth between battery and wall power.3) the cord is difficult to wrapI'll be trying to return it through the warranty process, but I wish I had just coughed up the [lots of] extra money to buy an Apple one.
Solution:
Negative