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.
One example: Only the government of the United States can decide if it prefers this variant, continued the letter, which Castro read on a state television station broadcast. Gonzalez for months refused requests by Elian's Miami relatives to go to the United States to (claim) the boy.  
 Verb: claim
Solution is here: Yes
Explanation: This is a good example. Gonzalez refused to "claim" the boy. So, the claim didn't happen and it's a negation.

Now, solve this: As NATO allies, the goal is much smaller armies capable of meeting a variety of contingencies. The State Department says the three new members  enhance NATO's ability to fulfill its core mission of collective defense, respond to a range of security challenges and (reduce) the possibility of another major conflict in Europe of the kind that has claimed so many American lives.   
 Verb: reduce
Solution:
No