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.

The East African nations share a long and mostly unguarded border. On Sept. 2, police in the Comoros archipelago, off the Tanzanian coast, raided two homes and (searched) for a suspect in the bombings identified as Abdallah Mohammed Fadhul, a Comorian Muslim who had lived with his wife in Sudan until shortly after the bombings.  
 Verb: searched
Output:
No