TASK DEFINITION: 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].
PROBLEM: What is the sentiment of the following document towards the entity Rita Ora ? This week on the U.K. singles chart  there is only one new entry inside the top 10  and it comes courtesy of pop superstars Liam Payne (who is becoming just as well-known for his solo material as for his days in One Direction) and  Rita Ora . The powerful pairing has sent their new single âFor You â which was written and recorded specifically for the final Fifty Shades soundtrack  into the highest tier on the tally  giving both acts another hit to their credit. The achievement is especially noteworthy for  Ora   who matches an all-time record thanks to  her  latest.

SOLUTION: Positive

PROBLEM: What is the sentiment of the following document towards the entity Frank Reich ? In 2012   he  coached the receivers in Arizona and then was hired as San Diego's quarterbacks coach in 2013. The Chargers promoted  him  to offensive coordinator in 2014 where  he  stayed until joining the Eagles in 2016.

SOLUTION: Positive

PROBLEM: What is the sentiment of the following document towards the entity Casey Affleck ?  Affleck  the younger brother of actor and director Ben Affleck   topped challenges from Denzel Washington and Ryan Gosling to win the 2017 award.  He  also took home a Golden Globe and numerous trophies from film critics groups.

SOLUTION:
Positive