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.

U.S. President Bill Clinton has requested dlrs 50 million in emergency assistance funding from Congress for Tanzania and Kenya. The U.S. government already has (contributed) dlrs 3.2 million in assistance to the two countries.
Verb: contributed
No