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: How high are the gas prices in your area?  Responser: Unreal.....way too high....gas leak in the pipe lines someowhere...and we have to pay for that???? when the profits are sky high
