emptyclass2.rdf

Jena推理机

<?xml version='1.0' encoding='ISO-8859-1'?>

<!DOCTYPE rdf:RDF [
    <!ENTITY xsd  'http://www.w3.org/2001/XMLSchema#'>
]>

<!--
    A class which can't be instantiated (equivalent to Nothing)
  -->

<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:dc  ="http://purl.org/dc/elements/1.1/"
  xmlns:owl ="http://www.w3.org/2002/07/owl#"
  xmlns     ="http://jena.hpl.hp.com/testing/reasoners/owl#"
  xml:base  ="http://jena.hpl.hp.com/testing/reasoners/owl"
>

	<owl:Class rdf:ID="C">
	  <owl:equivalentClass rdf:resource="http://www.w3.org/2002/07/owl#Nothing" />
	</owl:Class>   
   	
</rdf:RDF>