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: Recovery Act Funds Over $25 Million in Silicon Valley Energy Efficiency Projects  Responser: Thanks for all your hard work on this issue. Most of all with the volume control with T.V. ads. it will make a difference in the annoyance of the broadcasting.
