Definition: Given reviews from Amazon, classify those review based on their content into two classes: Negative or Positive.
Input: I've had this product about 3 years now and use it everyday. I'm amazed at the quantity of music that I can put on it. I haven't used the video part of it, but, in a pinch have used it while DJing when my other equipment failed. I totally recommend this.
Output:
Positive