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: Listen to a sneak peek of the Odd Interlude audiobook from Audible.com today! http://www.audible.com/mt/SneakPeek_OddInterlude The second chapter will be available next week, and the full audiobook will be available December 27th. Click 'Like' if you're excited!  Responser: The description promises excitement during the Christmas holiday. Let's spice it up!
