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: "The imagination is set afire. Your mental landscape brightens, and each possible development spawns another two or three." http://www.deankoontz.com/where-do-you-get-your-story-ideas-ashley-bell/  Responser: Haven't read this yet (sorry Dean) but my birthday is coming, so is Christmas lol xx
