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: ARTICLE | "Congressman visits local berry farm" - from the Wilmington (Ohio) News Journal: http://wnewsj.com/main.asp?SectionID=49&SubSectionID=156&ArticleID=206247  Responser: Looks like your now Qualified to be on some Berry Committee now...
