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: Heartbroken to learn of the tragic loss of MaryKatharine Ham's husband Jake Brewer. Please keep them in your prayers: http://bit.ly/1NFV7Fr  Responser: God bless this sweet young family!!!
