Q: 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.
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: signifies
A:
No