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 Xie Zhenhua is Neutral .  "So just for climate change  we made a commitment almost double all of the world's assistance. So an enormous commitment was made in Copenhagen  and I think no one seemed that " he said.
[EX A]: yes

[EX Q]: Verify if the sentiment of the following document towards the entity Mark Sedwill is Positive . Mark Sedwill said the end of 2014 was not a deadline. "It's a goal " he told reporters in the capital. "It's realistic but not guaranteed."
[EX A]: yes

[EX Q]: Verify if the sentiment of the following document towards the entity Charles Thomas O'Reilly is Positive .  "What I want to do is talk to him and figure out his demeanor " he said. "Whenever they get here  they're either angry  extremely upset or nervous. They know why they're here. ... It's weighing kind of heavy on them. One way or another  it's weighing heavy on everyone here.
[EX A]:
no