rootWebArea
++genericContainer ignored
++++genericContainer ignored
++++++genericContainer
++++++++genericContainer ignored invisible
++++++++genericContainer description='span-A4' name='span-A3' descriptionFrom=relatedElement
++++++++++genericContainer ignored invisible
++++++++genericContainer description='span-A2' name='span-B' descriptionFrom=relatedElement
++++++++genericContainer name='span-C'