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: NEW TRAILER for "SIX" - The Difference Between Patriot And Traitor, Is One Bullet. #Six - 1-18-17 - Stay up to date http://www.history.com/shows/six  Responser: Looks very good. Congrats.
