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: got out of the blizzard and is en route to DC.  Responser: Go do us some good, thank you to your ladies in your Cheyenne office ~ they were wonderful when I needed help. Let them know they are the best!!!
