<!-- The Metadata element will conform to future ISLE specification.
     For now, we include the Dublin Core elements, plus room for
     extensions.  Later we will distinguish between ATLAS
     and private extensions, conforming with the Open Archives Initiative.
-->

<!ATTLIST Corpus
    xmlns:dc CDATA  #FIXED    "http://purl.org/DC/documents/rec-dces-19990702.htm"
>

<!ENTITY % dces "dc:title | dc:creator | dc:subject | dc:description |
 dc:publisher | dc:contributor | dc:date | dc:type | dc:format |
 dc:identifier | dc:source | dc:language | dc:relation | dc:coverage |
 dc:rights" >

<!ELEMENT Metadata ((%dces;)*, OtherMetadata*)>
<!ELEMENT dc:title (#PCDATA)>
<!ELEMENT dc:creator (#PCDATA)>
<!ELEMENT dc:subject (#PCDATA)>
<!ELEMENT dc:description (#PCDATA)>
<!ELEMENT dc:publisher (#PCDATA)>
<!ELEMENT dc:contributor (#PCDATA)>
<!ELEMENT dc:date (#PCDATA)>
<!ELEMENT dc:type (#PCDATA)>
<!ELEMENT dc:format (#PCDATA)>
<!ELEMENT dc:identifier (#PCDATA)>
<!ELEMENT dc:source (#PCDATA)>
<!ELEMENT dc:language (#PCDATA)>
<!ELEMENT dc:relation (#PCDATA)>
<!ELEMENT dc:coverage (#PCDATA)>
<!ELEMENT dc:rights (#PCDATA)>

<!ELEMENT OtherMetadata (#PCDATA)>
<!ATTLIST OtherMetadata
    name        NMTOKEN  #REQUIRED
>