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: Tennis + fitness + school = brain dead. Trying to finish all my school before my schedule gets busy! Not the best way to finish off a day.. But I'm planning on laying on the couch and watching Modern Family to end the day off right :)  Responser: Good luck for the season, Madison!
