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: Check out our latest TV commercial "Captain Simone"  Responser: Senator Durbin should HAVE TO STATE WHAT WAR HE HELPS assist the CAREGIVERS. OEF/OIF not all the rest! Discrimination at it's finest
