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: Election day is finally here! I encourage everyone to go out and vote today. After all, it's YOU the voter that makes our country great.  Responser: Yes sir =)!!!! Good luck Mr. Calvert!!!
