]> Elements of National Power Upper Ontology $Id: elements-ont.daml,v 1.26 2002/12/03 21:25:46 drager Exp $ DAML Demonstration and Experiment Plan Base Ontology BBN David Rager &this; $Revision: 1.26 $ drager@bbn.com inwork $Date: 2002/12/03 21:25:46 $ ElementOfNationalPower Element of National Power is the top level class for describing all the possible enemy elements of national power. a change in Status (e.g. destruction) of one ENP can have a (positive or negative) affect on another An image associated with an enp location country status hasEffect image Notional Country A Notional Country is a subClass of Country. It provides the ability to create a copy of a country and its elements of national power. A notional country refers back to it's original country. derivedFrom A notional country is derived from a country. affects dependsUpon dependsUpon is conceptually an inverse subproperty of affects: if factoryA dependsUpon powerPlantB, then powerPlantB affects factoryA, but dependsUpon is only one type of effect. The need to introduce Effect to model the n-ary affects relation makes this awkward and perhaps unusable. Effect this class exists to model the n-ary affects relationship effectValue The domain of this property is a statement with the property effects. Direct Effect explicitly entered effect Indirect Effect created by computing transitive closure of DirectEffects Status The operational status of an ENP is one of three values operational degraded non-operational