<?xml version="1.0" encoding="iso-8859-1"?>
<!DOCTYPE rdf:RDF [
<!ENTITY rdf  "http://www.w3.org/1999/02/22-rdf-syntax-ns#" >
<!ENTITY rdfs "http://www.w3.org/2000/01/rdf-schema#" >
<!ENTITY xsd  "http://www.w3.org/2001/XMLSchema#" >
<!ENTITY owl  "http://www.w3.org/2002/07/owl#" >
<!ENTITY dc    "http://purl.org/dc/elements/1.1/">
<!ENTITY ccexp "http://www.charlestoncore.org/ontology/example#">
]>
<rdf:RDF
 xmlns          = "&ccexp;"
 xmlns:ccexp    = "&ccexp;"
 xmlns:rdf      ="&rdf;"
 xmlns:rdfs     ="&rdfs;"
 xmlns:xsd      ="&xsd;"
 xmlns:owl      ="&owl;"
 xmlns:dc       ="&dc;"
 xml:base       ="http://www.charlestoncore.org/ontology/example"
 >

  <owl:Ontology rdf:about="">
    <rdfs:isDefinedBy rdf:resource="http://www.charlestoncore.org/ont/example/"/>
    <dc:author>Xiaoshu Wang</dc:author>
    <dc:title>Example Ontology for Manuscript Discussion</dc:title>
    <rdfs:comment>This file defines a partial ontology in OWL for the purpose of discussion.</rdfs:comment>
    <owl:versionInfo>9 Feb 2005</owl:versionInfo>
  </owl:Ontology>

  <owl:Class rdf:ID="Spot"/>

  <owl:Class rdf:ID="Ellipse"/>

  <owl:Class rdf:ID="Point"/>

  <owl:ObjectProperty rdf:ID="shape">
    <rdfs:domain rdf:resource="#Spot"/>
    <rdfs:range rdf:resource="#Ellipse"/>
  </owl:ObjectProperty>

  <owl:ObjectProperty rdf:ID="center">
    <rdfs:domain rdf:resource="#Ellipse"/>
    <rdfs:range rdf:resource="#Point"/>
  </owl:ObjectProperty>

  <owl:DatatypeProperty rdf:ID="x-radius">
    <rdfs:domain rdf:resource="#Ellipse"/>
    <rdfs:range rdf:resource="&xsd;double"/>
  </owl:DatatypeProperty>

  <owl:DatatypeProperty rdf:ID="y-radius">
    <rdfs:domain rdf:resource="#Ellipse"/>
    <rdfs:range rdf:resource="&xsd;double"/>
  </owl:DatatypeProperty>

  <owl:DatatypeProperty rdf:ID="x-position">
    <rdfs:domain rdf:resource="#Point"/>
    <rdfs:range rdf:resource="&xsd;double"/>
  </owl:DatatypeProperty>

  <owl:DatatypeProperty rdf:ID="y-position">
    <rdfs:domain rdf:resource="#Point"/>
    <rdfs:range rdf:resource="&xsd;double"/>
  </owl:DatatypeProperty>
 
</rdf:RDF>