Q: 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.
It strongly condemns the  terrorist bomb attacks.  And it stresses that every nation  has the duty to (refrain) from organizing, instigating, assisting or participating in terrorist acts in another state.   
 Verb: refrain
A:
No