AXWebArea AXRoleDescription='HTML content'
++AXUnknown AXRoleDescription='unknown'
++++AXGroup AXRoleDescription='article' AXDescription='First'
++++++AXStaticText AXRoleDescription='text' AXValue='First'
++++AXGroup AXRoleDescription='article' AXDescription='Second'
++++++AXStaticText AXRoleDescription='text' AXValue='Second'