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:
I can confirm that an individual was arrested in connection with the embassy bombings and the FBI was involved in making the arrest, police spokesman Capt. Rod Beer said. Beer said he did not (know) where the man was being held or any more details.
Verb: know

Ex Output:
Yes

Ex Input:
In her speech, in the small auditorium where dignitaries from the three countries sat and the three foreign ministers flanked her on the stage, Albright countered that NATO would now do for Europe's East what NATO has already helped to do for Europe's West. Steadily and systematically, we will continue erasing _ without (replacing) _ the line drawn in Europe by Stalin's bloody boot.
Verb: replacing

Ex Output:
Yes

Ex Input:
In New York Stock Exchange composite trading Friday, Milton Roy shares leaped $2, to $18.375 each, while Crane sank $1.125, to $21.125 a share. John M. McNamara, chief financial officer of Milton Roy, said the company (has) no comment on Crane's filing.
Verb: has

Ex Output:
Yes