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: Yes I killed it for Black Friday. All from the comfort of my bed!  Responser: haha. i normally go out for black friday but the best deals seem to be online these days so i killed it there.
