instruction:
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].
question:
Verify if the sentiment of the following document towards the entity Rihanna is Negative . It's just a shame that whoever was looking after  her  social accounts still referred to the game as "soccer".
answer:
no


question:
Verify if the sentiment of the following document towards the entity Colleen Shipman is Negative .  Nowak  who allegedly wore adult diapers during her cross-country trip so she would not have to make bathroom breaks  was dismissed from the astronaut corps in 2007 after her arrest.
answer:
no


question:
Verify if the sentiment of the following document towards the entity David Letterman is Negative .  "He's being treated differently because he's a favorite of the press " says Tobe Berkovitz  an associate professor of communication at Boston University. The liberal-leaning media  Berkowitz says  "are cutting him slack they wouldn't if it was a CEO or a senator. It's still abusing your role as a boss." While there may be some sympathy for Letterman because of the extortion scheme  he added  "he's being blackmailed for something he really did do."
answer:

yes