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: This site does "visual interviews" with artists, ie, a photographer stalks you for a day and captures what it looks and feels and smells like to be you. Here is mine! http://ditlo.com/2013/01/30/isaac-marion/  Responser: wow these pictures are fantastic!! You seems to be really a writer!! xD
