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: Last week vs This week In other words: CHEAT WEEK! *blocks @shadhartfitness' number*  Responser: A cheat day is good. But a cheat WEEK? I bet your trainer makes you pay for that.
