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: Blessed at the @unbreakablekimmyschmidt screening. Had the whole house dying, glad to see @titussburgess back and doing his thang. Catch season 2 on 4/15 on @Netflix! #ad  Responser: Oh honey in 8 yrs I'll be past the expiration date. You better make your move now while I'm still fresh
