1 files changed, 23 insertions, 0 deletions
diff --git a/tex/context/base/export-example.rng b/tex/context/base/export-example.rng
index 6e6c03c29..93b21ba50 100644
--- a/tex/context/base/export-example.rng
+++ b/tex/context/base/export-example.rng
@@ -5,6 +5,7 @@
 
 # todo: check all content (not yet ok but a bit boring job)
 # todo: add attributes
+# todo: we need more | and less ,
 #
 # validate with "rnv -c export-example.rng"
 
@@ -28,14 +29,17 @@ c_everything =
   | e_section
   | e_float
   | e_formula
+  | e_combination
 
 c_inline =
     text
   | e_ignore
   | e_metadata
   | e_construct
+  | e_highlight
   | e_verbatim
   | e_description
+  | e_descriptionsymbol
   | e_sorting
   | e_synonym
   | e_image
@@ -103,6 +107,10 @@ e_construct = element construct {
     c_everything*
 }
 
+e_highlight = element highlight {
+    c_inline*
+}
+
 e_itemgroup = element itemgroup {
     element item {
         element itemtag {
@@ -114,6 +122,17 @@ e_itemgroup = element itemgroup {
     }
 }
 
+e_combination = element combination {
+    element combinationpair {
+        element combinationcontent {
+            inline*
+        } ,
+        element combinationcaption {
+            inline*
+        }
+    }
+}
+
 e_description = element description {
     element descriptiontag     {
         c_inline*
@@ -126,6 +145,10 @@ e_description = element description {
     }
 }
 
+e_descriptionsymbol = element descriptionsymbol {
+    c_inline*
+}
+
 e_verbatimblock = element verbatimblock {
     element verbatimlines {
         element verbatimline {