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: Capital Jazz soul stage is now featuring Patti Labelle. The ultimate diva  Responser: I'm so very proud of you Alonzo ! Tell Obama Hello for me!!
