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: #NEWS to KNOW this AM - A shooting at the Louvre Museum in Paris...Thieves target a car dealership in the North Chicago suburbs...The Chicago Fire Department has paid more than 90 million to settle race and sex discrimination lawsuits. WGN Morning News  Responser: Thanks Lourdes, I'll be tuning in to the broadcast. I always enjoy your work. Howard......
