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: Tammy spoke on MSNBC today about her family's past economic struggles & experience with food stamps. Please watch the video & share it with your friends!  Responser: Bravo! We need to try & get on something. My Husband works retail & I'm on Disability. Very scary.
