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].

Example Input: Verify if the sentiment of the following document towards the entity Tesla is Positive . Nonetheless  the Hornsdale reserve has already shown that it can provide what's known as âcontingencyâ service â keeping the grid stable in a crisis and easing what would otherwise be a significant power failure. And  more important  the project is the biggest proof-of-concept yet that batteries such as  Tesla 's can help mitigate one of renewable energy's most persistent problems: how to use it when the sun isn't shining or the wind isn't blowing.
Example Output: no

Example Input: Verify if the sentiment of the following document towards the entity Ken Brown is Negative .  Brown  leaves for Tanzania on Thursday  and the group will begin their climb on Sunday. If all goes as planned  it should take six days to reach the summit.  Brown  says  he âs not concerned about whether or not  he  will make it to the top  as  he  said  he  believes  he âs already hiked the tallest mountain anyone can with Dr. Bilimoria.
Example Output: no

Example Input: Verify if the sentiment of the following document towards the entity Rex Tillerson is Positive . "Now on the one hand you can say  well  that's nuts  why don't you get an account? But on the other hand I've actually concluded that's not a bad system because it goes out and I don't know it's going to go out  so there's not a whole lot I'm going to do until it's out there "  Tillerson  said at an event at Stanford University  speaking with former Secretary of State Condoleezza Rice.
Example Output:
no