You will be given a definition of a task first, then some input of the task.
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.

WASHINGTON ( AP ) -- Preliminary DNA tests link a missing anti-abortion activist to a strand of hair found near where a sniper shot and killed a Buffalo, N.Y., doctor who performed abortions, a law enforcement official (said) Friday.  
 Verb: said
Output:
No