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: Dear New York: I'm sorry I destroyed my fictional version of you with a flood. I hope God doesn't get any ideas...  Responser: Totally blaming you if NY gets destroyed.
