Given a sentence and an entity, the task is to select the authors sentiment towards the enity. Sentiments can be Positive, Neutral and Negative. Select Positive if the sentence expresses a positive view towards the given entity or praises its quality or skills. Select Neutral if the sentence expresses no clear view towards the entity or has equal amounts of positive and negative statements or expressing some fact/quote by someone else. Select Negative if the sentence expresses a negative view towards like harsh remarks, criticizing entities action/decision etc. Note that URLs in the text have been replaced with [Link].

[EX Q]: What is the sentiment of the following document towards the entity Mattis ?  Mattis  repeatedly stressed that there is still time to work out a peaceful solution. At one point  he  said diplomacy is "going positively." But  he  also seemed determined to steel U.S. troops against what could be a costly war on the Korean Peninsula.
[EX A]: Neutral

[EX Q]: What is the sentiment of the following document towards the entity Kevin Sumlin ? The beginning of the end for  Kevin Sumlin  at Texas A&M was not a 59-0 loss to Alabama or an embarrassing Johnny Manziel headline or going 3-3 against Mississippi State. Instead  it was the first week of December in 2013 when he signed a contract that ensured heâd never have to worry about money ever again.
[EX A]: Negative

[EX Q]: What is the sentiment of the following document towards the entity Choi Soon-sil ?  Choi  is charged with abuse of power and eight other charges stemming from her role in nonprofit foundations and a winter sports center that solicited funds from top South Korean companies.
[EX A]:
Positive