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: Now that the prices are down, the President wants to hike them back up by raising taxes. His strategy hurts the pockets of hardworking Americans.  Responser: Where did they find this guy!!
