Sample DTD Fragment
<!ELEMENT LoanML (Routing , Body )>
<!ATTLIST LoanML xmlns:loanml CDATA #FIXED 'http://www.loanml.org'
Version CDATA #FIXED '1' >
<!ELEMENT Routing (From , To , Processing? )>
<!ATTLIST Routing Transport CDATA #REQUIRED
Transaction CDATA #REQUIRED >
<!ELEMENT From (IDs , RemoteRefNumber , HostNameBack , ServiceNameBack )>
<!ATTLIST From Time CDATA #REQUIRED
<!ATTLIST ID Type CDATA #REQUIRED >
<!ELEMENT RemoteRefNumber (#PCDATA )>
<!ELEMENT HostNameBack (#PCDATA )>
<!ELEMENT ServiceNameBack (#PCDATA )>
<!ELEMENT To (IDs , LocalRefNumber , Destination* , Requests )>
<!ELEMENT Destination (#PCDATA )>bba