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: Justin Long is a thinker! It was great to have him on the show! SiriusXM Radio #thecraigfergusonshow #justinlong #comedygreats #comedy #backinLA #einstein  Responser: Pointing out what we're all thinking about!!
