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: Looking forward to doing the Wanda Sykes Gala tomorrow at Just For Laughs  Responser: Awww, my two favorites! Wish I was there. Great photo. Thank you for posting. I sure hope there's a movies partnership in the works.
