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: Thanks to #Massachusetts state university Presidents for meeting with me this morning to talk #highereducation in the Commonwealth  Responser: stop the abuse of power between DCF and Boston Children's
