text: <rdf:RDF
    xmlns:rdf ="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
    xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#"
     xmlns:owl="http://www.w3.org/2002/07/owl#"
   xml:base="http://www.daml.org/2001/10/html/zipcode-ont">
  
  <owl:Ontology rdf:about="">
    <owl:versionInfo>$Id: zipcode-ont.daml,v 1.4 2002/02/28 10:25:33 mdean Exp $</owl:versionInfo>
    <rdfs:comment>United States Postal Service Zone Improvement Program (ZIP) Code Ontology</rdfs:comment>
  </owl:Ontology>
  
  <rdfs:Class rdf:ID="ZipCode">
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty rdf:resource="#zip"/>
        <owl:allValuesFrom rdf:resource="http://www.w3.org/2001/XMLSchema#string"/>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction owl:cardinality="1">
        <owl:onProperty rdf:resource="#zip"/>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty rdf:resource="#association"/>
        <owl:allValuesFrom rdf:resource="#Association"/>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty rdf:resource="#defaultAssociation"/>
        <owl:allValuesFrom rdf:resource="#Association"/>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction owl:cardinality="1">
        <owl:onProperty rdf:resource="#defaultAssociation"/>
      </owl:Restriction>
    </rdfs:subClassOf>
  </rdfs:Class>
  
  <rdfs:Class rdf:ID="Association">
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty rdf:resource="#city"/>
        <owl:allValuesFrom rdf:resource="http://www.w3.org/2001/XMLSchema#string"/>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction owl:cardinality="1">
        <owl:onProperty rdf:resource="#city"/>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty rdf:resource="#state"/>
        <owl:allValuesFrom rdf:resource="http://www.w3.org/2001/XMLSchema#string"/>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction owl:cardinality="1">
        <owl:onProperty rdf:resource="#state"/>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty rdf:resource="#acceptable"/>
        <owl:allValuesFrom rdf:resource="http://www.w3.org/2001/XMLSchema#boolean"/>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction owl:cardinality="1">
        <owl:onProperty rdf:resource="#acceptable"/>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty rdf:resource="#type"/>
        <owl:allValuesFrom rdf:resource="http://www.w3.org/2001/XMLSchema#string"/>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction owl:cardinality="1">
        <owl:onProperty rdf:resource="#type"/>
      </owl:Restriction>
    </rdfs:subClassOf>
  </rdfs:Class>
  
  <owl:ObjectProperty rdf:ID="association"/>
  <owl:ObjectProperty rdf:ID="defaultAssociation">
    <rdfs:subPropertyOf rdf:resource="#association"/>
  </owl:ObjectProperty>
  
  <owl:DatatypeProperty rdf:ID="city"/>
  <owl:DatatypeProperty rdf:ID="state"/>
  <owl:DatatypeProperty rdf:ID="acceptable"/>
  <owl:DatatypeProperty rdf:ID="type"/>
  <owl:DatatypeProperty rdf:ID="zip"/>
  
  </rdf:RDF>
  
  
  
  