<!-- This is the DTD for roman chronology of Britain -->
<!-- Revision: 05-04-2000, roman.dtd -->

<!ELEMENT chronology (title, book, events,description)>
<!ELEMENT title (#PCDATA)>

<!ELEMENT book (bktitle, author, publisher, pubdate)>
<!ELEMENT bktitle (subtitle*)>
<!ELEMENT subtitle (#PCDATA)>
<!ELEMENT author (#PCDATA)>
<!ELEMENT publisher (#PCDATA)>
<!ELEMENT pubdate (#PCDATA)>

<!ELEMENT events (item+)>
<!ELEMENT item (decade, area, type, date+)>
<!ELEMENT decade (#PCDATA)>
<!ELEMENT area (#PCDATA)>
<!ELEMENT type (#PCDATA)>
<!ATTLIST type descr ID #REQUIRED>
<!ELEMENT startdate (#PCDATA)>
<!ELEMENT enddate (#PCDATA)>
<!ELEMENT description (#PCDATA)>