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: Sens. Murkowski and Begich have announced that members of their staffs will visit the communities of Talkeetna, Healy, Anderson, Nenana, Delta Junction and Tok from June 22-26, 2009.  Responser: It was wonderful to see the Bi-partisan staff set-up in Cordova. The staffers were very informative, respectful, and helpful. Thank you for taking the time to visit us.
