<!-- This is an example RDF Schema -->

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

<rdf:Description ID="Animal">
 <rdf:type resource="http://www.w3.org/2000/01/rdf-schema#Class"/>
 <rdfs:subClassOf
  rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
</rdf:Description>

<rdf:Description ID="Person">
 <rdf:type resource="http://www.w3.org/2000/01/rdf-schema#Class"/>
 <rdfs:comment>The class of people.</rdfs:comment>
 <rdfs:subClassOf rdf:resource="#Animal"/>
</rdf:Description>

<rdf:Description ID="InternetService">
 <rdf:type resource="http://www.w3.org/2000/01/rdf-schema#Class"/>
 <rdfs:subClassOf
  rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
</rdf:Description>

<rdf:Description ID="Number">
 <rdf:type resource="http://www.w3.org/2000/01/rdf-schema#Class"/>
 <rdfs:subClassOf
  rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
</rdf:Description>

<rdf:Description ID="Integer">
 <rdf:type resource="http://www.w3.org/2000/01/rdf-schema#Class"/>
 <rdfs:subClassOf rdf:resource="#Number"/>
</rdf:Description>

<rdf:Description ID="FloatZeroToOne">
 <rdf:type resource="http://www.w3.org/2000/01/rdf-schema#Class"/>
 <rdfs:subClassOf rdf:resource="#Number"/>
</rdf:Description>

<rdf:Description ID="WebPage">
 <rdf:type resource="http://www.w3.org/2000/01/rdf-schema#Class"/>
 <rdfs:subClassOf
  rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
</rdf:Description>

</rdf:RDF>