<?xml version="1.0"?> <!DOCTYPE blockquote PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN" "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd"> <blockquote><attribution>William Shakespeare, <citetitle>Henry V</citetitle></attribution><literallayout> O, for a muse of fire, that would ascend The brightest heaven of invention! A kingdom for a stage, princes to act, And monarchs to behold the swelling scene! </literallayout></blockquote>