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: Briefd by director sullivan of secret service abt agent/prostitue scandal in Columbia He is determined to get. To the bottom of it i hope  Responser: Yes, Gates and Jobs. To name just a few.
