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: NEWS TO KNOW this AM - #Cubs playing the Mets @ 7:07pm Saturday...Report says Former Congressman #AaronSchock has already paid nearly $2million to lawyers...Elite #ArmyRanger school will graduate its third female ranger today.  Responser: Good morning Lourdes
