Sub document structure

ws/Docbook/Extensions/Tdata/Components/exampleSlides.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<db:chapter version="5.0" xml:id="mixLectureSlides"
+            xmlns:xlink="http://www.w3.org/1999/xlink"
+            xmlns:xi="http://www.w3.org/2001/XInclude"
+            xmlns:svg="http://www.w3.org/2000/svg"
+            xmlns:m="http://www.w3.org/1998/Math/MathML"
+            xmlns:html="http://www.w3.org/1999/xhtml"
+            xmlns:db="http://docbook.org/ns/docbook">
+  <db:title>Mixing lecture notes and slides</db:title>
+
+  <db:section xml:id="classintro">
+    <db:title>Objects and classes</db:title>
+
+    <db:annotation role="slide">
+      <db:para>Ignore me, just here to supply a valid annotation content
+      model.</db:para>
+    </db:annotation>
+
+    <db:para>To be continued accordingly ...</db:para>
+
+    <db:section xml:id="objectsClassesBasics">
+      <db:title>Classes in OO languages</db:title>
+
+      <db:itemizedlist>
+        <db:listitem>
+          <db:para>Blueprints for objects</db:para>
+        </db:listitem>
+
+        <db:listitem>
+          <db:para>Attributes and methods.</db:para>
+        </db:listitem>
+      </db:itemizedlist>
+    </db:section>
+
+    <db:section xml:id="classVsInstance">
+      <db:title>Classes and instances</db:title>
+
+      <db:mediaobject>
+        <db:imageobject>
+          <db:imagedata fileref="../Ref/Fig/class.svg"/>
+        </db:imageobject>
+      </db:mediaobject>
+    </db:section>
+  </db:section>
+</db:chapter>