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: So great to have one of New York's finest come out to the Yonex booth! #LocoForCoco #TeamYonex  Responser: You played great in your doubles match today!
