Linux puskom-ProLiant-DL385-Gen10 5.4.0-150-generic #167~18.04.1-Ubuntu SMP Wed May 24 00:51:42 UTC 2023 x86_64

/usr/share/doc/libxml-libxml-perl/examples/

//usr/share/doc/libxml-libxml-perl/examples/test.dtd

 <!ELEMENT article (pubData* , pubArticleID* , pubDate+ , pubName+ , section+ , memo* , headline1* , headline2* , byline* , lead* , rest* , graphics* , keywords* , caption*)>
<!ELEMENT pubData (#PCDATA)>
<!ELEMENT pubArticleID (#PCDATA)>
<!ELEMENT pubDate (#PCDATA)>
<!ELEMENT pubName (#PCDATA)>
<!ELEMENT section (#PCDATA)>
<!ELEMENT memo (#PCDATA)>
<!ELEMENT headline1 (#PCDATA)>
<!ELEMENT headline2 (#PCDATA)>
<!ELEMENT byline (#PCDATA)>
<!ELEMENT lead (#PCDATA)>
<!ELEMENT rest (#PCDATA)>
<!ELEMENT graphics (#PCDATA)>
<!ELEMENT keywords (#PCDATA)>
<!ELEMENT caption (#PCDATA)>