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: We will never forget this day, when thousands of brave Americans lost their lives and the U.S. joined the fight against the forces of tyranny. #PearlHarborRemembranceDay  Responser: just shaking my head at the ignorance and deliberate ignoring of the facts about FDR, Pearl Harbor, and WWII.
