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 Nate ? The U.S. National Hurricane Center said  the storm  could cause dangerous flooding by dumping as much as 15 to 20 inches (38 to 50 centimeters) of rain as  it  moved over Honduras  with higher accumulations in a few places.

SOLUTION: Neutral

PROBLEM: What is the sentiment of the following document towards the entity Paul J. Wiedefeld ?  Wiedefeld  said  the agency  is looking at the data to determine the cause of the decline  though across-the-board fare increases may be related. Though both rail and bus fares increased in June  bus riders tend to be more sensitive to price changes because as a group they have lower average incomes than rail riders.

SOLUTION: Neutral

PROBLEM: What is the sentiment of the following document towards the entity Poo ? "We're excited —  extremely excited " Mu-ming Poo of the Chinese Academy of Sciences  said. "This is really  I think  a breakthrough for biomedicine."

SOLUTION:
Positive