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: Met with students from Campbell High School this morning. They asked great questions about Hawaii's education system, the national budget, and how I got to Congress.  Responser: Did they ask about when they might get air conditioning in the classrooms? Honestly, I don't know how they're even able to focus on some days...
