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: Today marks the second day of my three day business tour in Standish, Oscoda, and Tawas. Listening to business and community leaders about their successes and challenges.  Responser: find some educators if you want to hear about challenges
