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: Capitol switch board is at capacity--phones ringing off the hook with people upset about proposals to protect tax cuts for the rich while cutting critical programs for the middle class  Responser: Hang in there Chellie!! We cant let greed ruin our country at the expense of the working class majority!! This is OUR country too!
