Definition: Given a 'poster' sentence and a corresponding 'response' (often, from Facebook or Reddit)classify the sentiment of the given response into four categories: 1) Positive, 2) Negative, 3) Neutral, and 4) Mixed if it contains both positive and negative.
Input: Poster: New WHAT THE NIGHT KNOWS downloads are available, including desktop wallpapers, email signatures, and iPhone wallpapers. http://www.deankoontz.com/for-fans/  Responser: always look forward to a new koontz book , always excitting !!!!
