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: FIERCE & FREE! Congrats to my girl Kayla, who won last night's challenge on America's Next Top Model and showed off her freespirited style in a photoshoot with typeF!  Responser: <3 tyra tyra i adore u aaah
