--- a/RelaxNG/Examples/Topics/centre_pompidou.xml	ven. janv. 10 16:50:33 2014 +0100
+++ b/RelaxNG/Examples/Topics/centre_pompidou.xml	sam. janv. 11 09:05:15 2014 +0100
@@ -11,6 +11,7 @@
         <keyword>France</keyword>
         <keyword>Architecture</keyword>
       </keywordset>
+      <index><entry>Pompidou</entry></index>
     </head>
 
     <section>