TASK DEFINITION: Given a sentence, an entity and its sentiment towards the entity, verify if it is the correct sentiment towards the entity. Answer should be yes or no. Note that URLs in the text have been replaced with [Link].
PROBLEM: Verify if the sentiment of the following document towards the entity Corey Lewandowski is Negative . âAbsolutely! I want to make sure that we are the toughest  greatest in the world and that we are safe â  Lewandowski  continued to shout.

SOLUTION: yes

PROBLEM: Verify if the sentiment of the following document towards the entity Sam Querrey is Neutral .  Querrey beat Jan Hajek 6-3  7-5 on Thursday to put the U.S. 1-0 up against the Czech Republic in the Red Group and remain unbeaten in his three singles this week.

SOLUTION: no

PROBLEM: Verify if the sentiment of the following document towards the entity Mohammad Ali Jafari is Positive . The comments by  Jafari  appeared to be an effort by Iranian authorities to contrast their missile program  which they often describe as being for defensive purposes  against those of countries like North Korea  which has talked about launching missiles that can hit any U.S. city.

SOLUTION:
no