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: Holiday gift ideas: For Dad, the latest in manly "mandals": steel-toed sandals! Makes a totally ass-kicking Christmas present for "Santa"!  Responser: No more pop top in my flip flop !! (Jimmy B )
