((title,titleabbrev?), (calloutlist|glosslist|itemizedlist|orderedlist|segmentedlist|simplelist| variablelist|literallayout|programlisting|programlistingco|screen|screenco| screenshot|synopsis|cmdsynopsis|funcsynopsis|classsynopsis|fieldsynopsis| constructorsynopsis|destructorsynopsis|methodsynopsis|formalpara|para| simpara| (address|blockquote|mediaobject|mediaobjectco|informalequation| informalexample|informalfigure|informaltable)|indexterm)+)
(equation|example|figure|table)