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]: NATO warplanes helped end the war in Bosnia almost four years ago and now are poised to intervene in Yugoslavia should peace efforts in the province of Kosovo fail. A decade ago, the military planning of Poland, Hungary and the Czech Republic was (built) around the possibility of a ground assault toward the west.
Verb: built
[A]: No

[Q]: Cuban exiles in Miami will now proceed with all their resources to impede or delay the ruling, Cuba predicted Wednesday. We cannot (stop) mobilizing !
Verb: stop
[A]: Yes

[Q]: But, he notes, " If everything crumbles totally, that wo n't be such a problem. " American officials staunchly disavow any interest in (driving) through Iraq toward Baghdad, either in pursuit of Saddam Hussein himself or to set up some American-controlled government inside Iraq.
Verb: driving
[A]:
Yes