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: Justice Brandeis' words in the Capitol have never been so appropriate.  Responser: The Obama is pretty powerful though. Shutting down mountains, oceans, forests. Spending money to shut down monuments because...government shutdown.lol Pathetic.
