diff --git a/beamer/lc-beamer/example.tex b/beamer/lc-beamer/example.tex
index 621463c..f1dfc9c 100644
--- a/beamer/lc-beamer/example.tex
+++ b/beamer/lc-beamer/example.tex
@@ -704,5 +704,19 @@ D :: \Gamma \vdash \metavariable{e} : \metavariable{\tau}\\
 
 
 
+%%%
+%%% BACKUP
+%%% 
+
+\begin{frame}{Subtype Relation}
+\includegraphics[width=\textwidth]{sot-int.png}
+\end{frame}
+
+
+\begin{frame}{Subtype Relation}
+\includegraphics[width=\textwidth]{sot-json.png}
+\end{frame}
+
+
 \end{document}