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: Rhetoric is not enough to solve the problem. Opioid abuse is an epidemic in Wisconsin and across America that continues to grow at an alarming rate.  Responser: Stop having our troops protect poppy fields in Afghanistan dumbass!!!!
