You will be given a context and a verb separated with a newline character, and you have to answer if the given verb is a negation or not. A verb is a negation if it is not going to exist, not happen, or has no effect. The output should be "Yes" if the verb is a negation and "No" otherwise.

Example input: Only the government of the United States can decide if it prefers this variant, continued the letter, which Castro read on a state television station broadcast. Gonzalez for months refused requests by Elian's Miami relatives to go to the United States to (claim) the boy.  
 Verb: claim
Example output: Yes
Example explanation: This is a good example. Gonzalez refused to "claim" the boy. So, the claim didn't happen and it's a negation.
Q: Crew-cut FBI agents fill many of the luxury hotels in the two cities. Western diplomats and intelligence officials say there is no reason to (believe) that terrorists affiliated with Osama bin Laden, the exiled Saudi millionaire who is accused of organizing the Embassy bombings, plan to strike again soon in either country.  
 Verb: believe
A:
Yes