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: Lance: FERC should hold PennEast pipeline meeting in Hunterdon http://t.co/18R5Zwa65P via @njdotcom  Responser: But won't this pipeline create jobs, the same as the XL pipeline? Someone please explain. Thanks.
