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 Scott Ostrem is Positive . The family contacted a hospital  and  Ostrem  underwent a drug intervention but did not get psychological treatment  she said.
[EX A]: no

[EX Q]: Verify if the sentiment of the following document towards the entity Chris Christie is Positive . The prepared text of  his  remarks didn't show  him  invoking the name of  his  friend  President Donald Trump. But  he  called it an "honor" to chair the White House's opioid commission.
[EX A]: yes

[EX Q]: Verify if the sentiment of the following document towards the entity Mu Sochua Sam is Neutral .  Cambodia's Parliament then stripped immunity from Mu Sochua and another opposition legislator who was being sued for defamation by Hun Sen and senior military officers. The two accused Parliament of serving the prime minister's interests as colleagues staged a walkout.
[EX A]:
yes