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: #BTS of that scene. Pretty bad-ass that Eve barely has to lift a finger to get the job done, huh? #Grimm100  Responser: That was totaly bad ass!
