Another Shortcut for the DTD
<!ENTITY % extended.att
"xlink:type CDATA #FIXED 'extended'
xmlns:xlink CDATA #FIXED 'http://www.w3.org/1999/xlink'
xlink:role CDATA #IMPLIED
xlink:title CDATA #IMPLIED"
>
<!ENTITY % resource.att
"xlink:type (resource) #FIXED 'resource'
xlink:href CDATA #REQUIRED
xlink:role CDATA #IMPLIED
xlink:title CDATA #IMPLIED"
>
<!ENTITY % locator.att
"xlink:type (locator) #FIXED 'locator'
xlink:href CDATA #REQUIRED
xlink:role CDATA #IMPLIED
xlink:title CDATA #IMPLIED"
>
<!ELEMENT WEBSITE (HOMESITE, MIRROR*) >
<!ATTLIST WEBSITE
%extended.att;
>
<!ELEMENT NAME (#PCDATA)>
<!ATTLIST NAME
%resource.att;
>
<!ELEMENT HOMESITE (#PCDATA)>
<!ATTLIST HOMESITE
%locator.att;
>
<!ELEMENT MIRROR (#PCDATA)>
<!ATTLIST MIRROR
%locator.att;
>