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: BREAKING: Air Force rewards Boeing with tanker contract. Great news for Fairchild Air Force Base, Washington State jobs, and U.S. national security!  Responser: Amazing the militaryy actually doing the right thing...afor everyone..God Bless America.....
