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: Wishing a speedy recovery to my #celebapprentice mate Captain Sig Hansen of #DeadliestCatch Fair winds & following seas matey. Get well soon  Responser: Oh. Is that who that was. What is so celebrity about any that show?
