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: Good luck to the Gophers against Central Michigan in today's Quick Lane Bowl. 18th postseason appearance for the Gophers. #skiumah  Responser: Good luck to you Amy, you are one of the good ones.
