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: USA is leading the medal count in #Rio2016 Olympics so far with 5 gold medals! Got lucky enough to hold and wear these medals from U.S.swimmer @ryanheld and divers @David @steelejohnson  Responser: scooping all the cute guys go girl !
