+ /**
+ * Get the defined name for a concept, return null if no name is defined.
+ *
+ * @return the defined name
+ */
+ public default String getDefinedName() {
+ return getName();
+ }
+
+ /**
+ * Get the defined version for a concept, return null if no version is defined.
+ *
+ * @return the defined version
+ */
+ public default String getDefinedVersion() {
+ return getVersion();
+ }
+