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: Sad that the clay season is over for me...but what a fun trip it's been! really appreciate all of the support I've received over the last couple weeks. Thanks so much everyone - Time to get ready for the grass #motivated  Responser: Go for stuttgart... [[STICKER]]
