\documentclass[a4paper,openany]{book}

\usepackage{config/bind}

\externalReferent{core}

\settoggle{verbose}{true}
\settoggle{genExamples}{false}
\settoggle{examplecharacter}{false}

\begin{document}

\frontmatter

\pagestyle{empty}
\setcounter{pageDarkness}{50}
\resetCS

\input{CS.tex}
\input{backpage.tex}

\end{document}