diff --git a/format-master.xml b/format-master.xml
index 83f87fb..380ca72 100755
--- a/format-master.xml
+++ b/format-master.xml
@@ -754,6 +754,7 @@
 
 
 	<!-- Environments (in the LaTeX terminology): enumerated, ordered, and numbered lists. -->
+	<!-- Note the lack of orthgonality that means that elements other than <item> are ignored. -->
 
 	<!-- Unordered lists -->