Given reviews from Amazon, classify those review based on their content into two classes: Negative or Positive.
One example is below.
Q: I've read this book with much expectation, it was very boring all through out the book
A: Negative
Rationale: Review writer does not like the book because it was boring, therefore it is a negative review.
Q: A great video for the information it provides, though some of the sections do seem brief. You do have to get past her humor, which can be annoying at times (would be better to have more info and less joking around)
A:
Positive