<?xml version="1.0"?>

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  Description:
    If the property extension of x is known to be a subset
    of the property extension of y then x is not known to
    be an rdfs:subPropertyOf y (unless operating in
    a semantic extension to RDFS with extensional
    semantics).



  Related issue:  

   http://www.w3.org/2001/sw/RDFCore/20030123-issues/#horst-01

  Author: Jeremy Carroll 

  $Id: test004.rdf,v 1.1 2003/07/18 05:21:30 jcarroll Exp $

-->

<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
     xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#"
         >

  <rdf:Property rdf:about="http://example.org/p">
    <rdfs:subPropertyOf 
        rdf:resource="http://example.org/q"/>
  </rdf:Property>

</rdf:RDF>