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: #TeamMateTuesday with these legends!!! @optimumnutrition @optimumnutrition.au @alexcarneiro @joepitt_ See you soon everyone... #TeamON #WorldTour #ohio #aus  Responser: Looking great guys! All the best & travel safe
