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: VIDEO: Dianne won't stand for the 'avalanche of leaks' putting our national security and lives at risk: http://ow.ly/bqYdK  Responser: One persons's leaker is another's whistle blower.remember the PentagonPapers? A historic turn of events.
