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: My meditation dial. Took a bit but I got there. Doing a story on this tomorrow night. Airs at 9pm on WGN. More to come!!!  Responser: sleep better at night now?
