sbug.owl

来自「Jena推理机」· OWL 代码 · 共 41 行

<?xml version="1.0"?>
<!DOCTYPE owl [
     <!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 base  "http://jena.hpl.hp.com/test" >
   ]>

<rdf:RDF
  xmlns:owl ="&owl;"
  xmlns:rdf ="&rdf;"
  xmlns:rdfs="&rdfs;"
  xmlns:dc  ="http://purl.org/dc/elements/1.1/"
  xmlns     ="&base;#"
  xml:base  ="&base;"
    >
    
    
<owl:Class rdf:ID="Topic">
  <rdfs:subClassOf rdf:resource="&owl;Class"/>
  <rdfs:subClassOf>
   <owl:Restriction>
      <owl:onProperty rdf:resource="#CreatedBy"/>
      <owl:cardinality rdf:datatype="&xsd;nonNegativeInteger">1</owl:cardinality>
    </owl:Restriction>
  </rdfs:subClassOf>
</owl:Class>

<owl:ObjectProperty rdf:ID="CreatedBy">
<rdfs:domain rdf:resource="#Topic"/>
<rdfs:range rdf:resource="#InformationPrincipal"/>
</owl:ObjectProperty>

<owl:DatatypeProperty rdf:ID="hasCreationDate">
<rdfs:domain rdf:resource="#InformationFragment"/>
<rdfs:range rdf:resource="&xsd;dateTime"/>
</owl:DatatypeProperty>
   
</rdf:RDF>