\Configure{centerline}
{\IgnorePar\EndP\HCode{<blockquote
role="centerline"><title></title>}\ShowPar\par}
{\IgnorePar\EndP\HCode{</blockquote>}\ShowPar\par}
\Configure{leftline}
{\IgnorePar\EndP\HCode{<blockquote
role="leftline"><title></title>}\ShowPar\par}
{\IgnorePar\EndP\HCode{</blockquote>}\ShowPar\par}
\Configure{rightline}
{\ifvmode \IgnorePar \fi \EndP \HCode{<blockquote
role="rightline"><title></title>}\ShowPar\par}
{\ifvmode \IgnorePar \fi \EndP \HCode{</blockquote>}\ShowPar\par}
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