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: how's this #Friday been for you? thanks for the sweet DMs & Facebook msgs about #EmmyMagazine :)  Responser: Friday is great, Paula! I'm from Brasil but I'm in Buenos Aires (Argentina) with my family for a few daye!
