%  Default values for the \part markup
\partformat{\numberingstyle{1}
  \titleformat{\dumpinsertseject\titlepage
               \hrule height 0pt depth 0pt
               \vfil         % Produces a half title page
               \centerline{\twelvept\bold Part \partnumber}
               \centerline{\twelvept\bold \parttitle}
               \newpage
               \setchapternumber{0}
               \setsubheadanumber{0}
               \setsubheadbnumber{0}
               \setsubheadcnumber{0}
               \setsubheaddnumber{0}
               \setfootnotenumber{0}
               \setendnotenumber{0}
               \setfigurenumber{0}
               \settablenumber{0}
               }% end titleformat
   \incontents{yes}
}% end part format