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.

Ex Input:
But many Russians -- and some Americans -- are wary about the eastward encroachment of NATO. Former Soviet leader Mikhail Gorbachev says the push east signifies a rejection of the common European security system that was (discussed) at the end of the Cold War.  
 Verb: discussed

Ex Output:
No


Ex Input:
The Web site included the names and addresses of abortion doctors and featured photos of mangled fetuses and drawings of dripping blood. Three times, doctors whose names (appeared) on the list were killed, most recently last October when Dr. Barnett Slepian was gunned down by sniper fire in his home outside Buffalo, N.Y. His name on the Web site was crossed out that same day.  
 Verb: appeared

Ex Output:
No


Ex Input:
His trip is still on, the embassy said. The blast in Nairobi occurred at almost exactly the same moment as an explosion (ripped) through the American Embassy in Tanzania's commercial capital Dar es Salaam.  
 Verb: ripped

Ex Output:

No


