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: Submit your ideas on how to solve some of the biggest challenges facing veterans today. Visit http://www.va.gov/VAi2/ #PA11 #NEPA  Responser: Easy stop sending money to foreign nations and start spending on our own citizens all this foreign aide is BS!!!
