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: See you in August, New Haven! Looking forward to playing the Connecticut Open presented by United Technologies for 2nd year! Petra Kvitov and Sloane Stephens are in as well, here is more info: www.ctopen.org/news/defending_champion_kvitova_and_americans_stephens_and_keys_commit/ #NewHaven  Responser: Cheers from Rock Island Madison. I'm staying in the Holiday Inn that my husband built & ran.
