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].

[EX Q]: Verify if the sentiment of the following document towards the entity Dmitry Medvedev is Negative .  "We need to finally abandon any simplistic approaches toward this problem. Iran is getting closer to possessing the potential that in principle can be used to create nuclear weapons " Medvedev was quoted by the Interfax news agency as saying.
[EX A]: no

[EX Q]: Verify if the sentiment of the following document towards the entity Donald J. Trump is Positive . Haitians rip  Trump 's âs--tholeâ remark at Brooklyn quake memorial
[EX A]: no

[EX Q]: Verify if the sentiment of the following document towards the entity Theresa May is Neutral . MANCHESTER  England (Reuters) - British Foreign Secretary Boris Johnson offered Theresa May unsolicited public advice about how to make Brexit a success on Tuesday  delicately testing the extent of the prime ministerâs weakened authority while pledging overt loyalty.
[EX A]:
no