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: We must stand with Israel against these senseless acts of terror. Please pray for the victims and their families. #ny19  Responser: Do we stand with the victims in Fort Lauderdale?
