text[pageParagraph_text] :type=(title | text) => TEXT
-object :type[object_type]=(unknown)? :uri => EMPTY
+object
+ :commandName?
+ :type[object_type]=(unknown)?
+ :uri
+=> EMPTY
-image :VDPId :commandName => dataPath
+image
+ :commandName?
+ :VDPId
+=> dataPath