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: I met Jimmy a couple years ago as a guest on BTS Radio Podcast that I co-hosted. He's quiet in person but he sure can make music. Check out Jimmy Bez's new EP. Congratulations, Jimmy!  Responser: Thank you Mandalynn Carlson!
