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: Next up: Caroline Wozniacki. The match will be not before 2:00 PM Eastern Daylight Time. Come on fans of Varvara. Show some love and support!  Responser: U can beat Wozniacki!
