Given the task definition and input, reply with output. 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.

It was likely to be opposed by Elian's Miami relatives, who are fighting to keep the boy in the United States and who have said they think Gonzalez is being controlled by Fidel Castro's government. Gonzalez also wrote to Attorney General Janet Reno earlier this week, demanding that Elian be returned to him and saying he does not (recognize) the courts hearing the custody battle.  
 Verb: recognize

Yes