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.

Input: Consider Input: For decades, Cuban Americans in Miami were largely cut off from the families they left behind. Labeled worms and traitors by Castro, many were n't able to (speak) to _ much less visit _ their relatives for years.
Verb: speak

Output: Yes

Input: Consider Input: Nearly simultaneous bombings at U.S. embassies in Dar es Salaam, Tanzania, and Nairobi, Kenya, on Aug. 7 killed 258 people, including 12 Americans, and injured more than 5,500 people. Of those (killed), 11 were killed in Tanzania.
Verb: killed

Output: No

Input: Consider Input: A day after he was hounded on the steps of the federal courthouse, Manuel Gonzalez would n't come to the door of his modest home in Miami's Little Havana. He must go to work, said his daughter, Rosa, who said Gonzalez would prefer not to (talk) about the issue.
Verb: talk
Output: Yes