Given the task definition and input, reply with output. 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 Rivers Kendrick Perkins is Positive .  "This is just like a normal practice  not enough guys  that's the way it's been all year for us " said Rivers. "It was an easy practice because we knew what we had."

yes