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: October is Domestic Violence Awareness Month, and my staff and I went purple for #PurpleThursday to raise awareness & show support for survivors #DVAM  Responser: Domestic violence? well returning Isis fighters. That's a free ticket to domestic violence. How did you get elected?
