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: Mass Shooting. These words are too familiar to our nation. Now, we hear these words here at home. My heart is heavy as I join you in processing just what lead to this tragic, senseless shooting this morning. My prayers are with the victims, families, friends.  Responser: I ACQUIESCE WITH YOU CONCERNS AND EXTEND MY SINCERE CONDOLENCES TO THE FAMILIES THAT ARE PROCESSING THE TRANSITIONS.
