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: Reporta @jangelmoya q rgimen #Castrista sigue su vigilancia fuera d sede d @DamasdBlanco. #TodosMarchamos por la #libertad en #Cuba  Responser: No, she doesn't. Needs to be replaced
