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 Q]: Some of Sansui's fellow audio-specialty companies, such as Aiwa Co. and Pioneer Electric Corp., responded to the challenge by quickly bringing out mini-component products of their own, by moving heavily into the booming compact disk businesses or by diversifying into other consumer-electronics fields, including laser disks or portable cassette players. Sansui was late into the mini-component business and (failed) to branch into other new businesses.
Verb: failed
[EX A]: Yes

[EX Q]: Scharping, ending a two-day visit, said Poland was well prepared to join the alliance. Germany has been a strong advocate of Poland's access to NATO, saying it will (serve) European security and stability.
Verb: serve
[EX A]: No

[EX Q]: Elian's Miami relatives have filed affidavits alleging Gonzalez abused his former wife and his 6-year-old son, a charge Gonzalez denied. During the time of the broadcast on Sunday, family members and Elian were outside the home of Lazaro Gonzalez and did not publicly (comment) after the show.
Verb: comment
[EX A]:
Yes