<xs:schema	
	xmlns:xs="http://www.w3.org/2001/XMLSchema"
        xmlns:xml="http://www.w3.org/XML/1998/namespace"
	xmlns:xlink="http://www.w3.org/1999/xlink"
	xmlns="http://purl.org/dc/elements/1.1/"
	targetNamespace="http://purl.org/dc/elements/1.1/"
	elementFormDefault="qualified"
	attributeFormDefault="qualified">

    <xs:annotation> 
      <xs:documentation xml:lang="en"> 
           XML Schema 2001-12-18 by Pete Johnston
           Based on Andy Powell, Guidelines for Implementing Dublin Core in XML, 9th draft. 
           This XML Schema is for information only
      </xs:documentation> 
    </xs:annotation> 

<xs:import namespace="http://www.w3.org/XML/1998/namespace" schemaLocation="xml.xsd">
  </xs:import>

  <xs:import namespace="http://www.w3.org/1999/xlink" 
           schemaLocation="xlink.xsd">
  </xs:import>

  <xs:complexType name="elementType">
   <xs:simpleContent>
    <xs:extension base="xs:string">
	<xs:attribute  ref="xml:lang"/>
     </xs:extension>
   </xs:simpleContent>
  </xs:complexType>

  <xs:complexType name="titleType">
    <xs:simpleContent>
    <xs:extension base="elementType">
     </xs:extension>
   </xs:simpleContent>
  </xs:complexType>


  <xs:element name="title" type="titleType"/>

  <xs:complexType name="agentType">
    <xs:simpleContent>
    <xs:extension base="elementType">
        <xs:attributeGroup ref="xlink:metadataLink"/>
     </xs:extension>
   </xs:simpleContent>
  </xs:complexType>

  <xs:element name="creator" type="agentType"/>

  <xs:complexType name="subjectType">
    <xs:simpleContent>
    <xs:extension base="elementType">
     </xs:extension>
   </xs:simpleContent>
  </xs:complexType>

  <xs:element name="subject" type="subjectType"/>

  <xs:complexType name="descriptionType">
    <xs:simpleContent>
    <xs:extension base="elementType">
     </xs:extension>
   </xs:simpleContent>
  </xs:complexType>

  <xs:element name="description" type="descriptionType"/>

  <xs:element name="publisher" type="agentType"/>

  <xs:element name="contributor" type="agentType"/>

  <xs:complexType name="dateType">
    <xs:simpleContent>
    <xs:extension base="elementType">
     </xs:extension>
   </xs:simpleContent>
  </xs:complexType>

  <xs:element name="date" type="dateType"/>

  <xs:complexType name="typeType">
    <xs:simpleContent>
    <xs:extension base="elementType">
     </xs:extension>
   </xs:simpleContent>
  </xs:complexType>

  <xs:element name="type" type="typeType"/>

  <xs:complexType name="formatType">
    <xs:simpleContent>
    <xs:extension base="elementType">
     </xs:extension>
   </xs:simpleContent>
  </xs:complexType>

  <xs:element name="format" type="formatType"/>

  <xs:complexType name="identifierType">
    <xs:simpleContent>
    <xs:extension base="elementType">
     </xs:extension>
   </xs:simpleContent>
  </xs:complexType>

  <xs:element name="identifier" type="identifierType"/>

  <xs:complexType name="sourceType">
    <xs:simpleContent>
    <xs:extension base="elementType">
     </xs:extension>
   </xs:simpleContent>
  </xs:complexType>

  <xs:element name="source" type="sourceType"/>

  <xs:complexType name="languageType">
    <xs:simpleContent>
    <xs:extension base="elementType">
     </xs:extension>
   </xs:simpleContent>
  </xs:complexType>

  <xs:element name="language" type="languageType"/>

  <xs:complexType name="relationType">
    <xs:simpleContent>
    <xs:extension base="elementType">
        <xs:attributeGroup ref="xlink:metadataLink"/>
     </xs:extension>
   </xs:simpleContent>
  </xs:complexType>

  <xs:element name="relation" type="relationType"/>

  <xs:complexType name="coverageType">
    <xs:simpleContent>
    <xs:extension base="elementType">
     </xs:extension>
   </xs:simpleContent>
  </xs:complexType>


  <xs:element name="coverage" type="coverageType"/>

  <xs:complexType name="rightsType">
    <xs:simpleContent>
    <xs:extension base="elementType">
     </xs:extension>
   </xs:simpleContent>
  </xs:complexType>

  <xs:element name="rights" type="rightsType"/>

  <xs:group name="elementsGroup">
      <xs:choice>
	<xs:element ref="title" />
	<xs:element ref="creator" />
	<xs:element ref="subject" />
	<xs:element ref="description" />
	<xs:element ref="publisher" />
	<xs:element ref="contributor" />
	<xs:element ref="date" />
	<xs:element ref="type" />
	<xs:element ref="format" />
	<xs:element ref="identifier" />
	<xs:element ref="source" />
	<xs:element ref="language" />
	<xs:element ref="relation" />
	<xs:element ref="coverage" />
	<xs:element ref="rights" />
      </xs:choice>
  </xs:group>	

</xs:schema>
