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: And here we are!!! Demetrius Ivory will be racing the mascots in a minute. Eddie George will moderate!! :)  Responser: We enjoy WGN. it's Chicago's Very Own. Great chemistry!
