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: NEW QUINNIPIAC POLLS: Donald Trump is up 4% over Ted Cruz Happening Now  Responser: Ha Karl establishment Rove.That POS is what is wrong with our election system with his super pacs BS.Someone needs to kick him the nuts.
