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].

Verify if the sentiment of the following document towards the entity Wayne Williams is Positive . On how bridge stakeouts near the Chattahoochee River led police to Wayne Williams in May 1981
yes

Verify if the sentiment of the following document towards the entity Boyd is Neutral . Reno could also emerge as a strong contender   Boyd  said  pointing to its proximity to Silicon Valleyâs talent pool  favorable tax policies and affordable housing.
yes

Verify if the sentiment of the following document towards the entity Fidel Castro is Positive .  Castro  83  handed over power to his brother Raul Castro for health reasons in June 2006. Since then he has devoted to work on what he called his "reflections" on issues of global importance through editorials.

yes