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: Did an in-studio interview with WBGZ 1570 AM in Alton this morning.  Responser: Working so I wasn't able to listen. I'm sure it was good though.
