AXWebArea AXRoleDescription='HTML content'
++AXGroup AXRoleDescription='group'
++++AXStaticText AXRoleDescription='text' AXValue='Before'
++AXSplitter AXRoleDescription='splitter'
++++AXStaticText AXRoleDescription='text' AXValue='This is ARIA separator.'
++AXGroup AXRoleDescription='group'
++++AXStaticText AXRoleDescription='text' AXValue='After'
