source: [tag=□] □
destination: [tag=NN] □
spec: The voluntary guidelines will assist drinking water and wastewater utilities in mitigating the vulnerabilities of their systems to man-made threats through the design , construction , operation and maintenance of both new and existing systems of all sizes . The Bush family , long tied to the Saudis , is fair game once the " Forbidden Truth " conspiracy theory becomes the conventional wisdom : George Herbert Walker Bush , reviled by some for his pro - " Arabist " policies , is the particular target of this left-wing hate campaign . Program of the Department of Defense , established by Congress in 1991 to promote , manage , research , conserve , and restore the natural and cultural resources that exist on sites held by the Department of Defense . There are definitely game situations where I can see this little guy becoming a powerhouse . If it does , the arc becomes a tree arc ; the previously unseen vertex becomes active , and it becomes the new current vertex . Tonight we have witnessed a group of Palestinian scholars and Israeli scholars with excellent professional service in their respective countries . Discipline was much less of an issue and active learning became the center focus of our classroom activities . '' Let them not do so by dishonestly saying , `` We never try to impose our values on others ; therefore you should not either . The authority of such persons must be proved by an appropriate certificate . For wealthy celebrities who are sick , the promotion of research becomes a reason to live , a cause that gives their hard lives a seemingly noble purpose . On the other hand if the arc leads to a vertex that has already been seen , the arc becomes a non-tree arc and the current vertex does n't change . Similar results ( not shown ) are obtained if K-NN is replaced with the XDB or WM algorithm .