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.
Q: NAIROBI, August 21 ( Xinhua ) -- Director of the U.S. Federal Bureau of Investigation ( FBI ) Louis Freeh said here Friday that U.S. air raid on Afghanistan and Sudan is not directly (linked) with the probe into the August 7 bombings in east Africa.
Verb: linked
A:
Yes