| AXWebArea AXRoleDescription='HTML content' |
| ++AXGroup AXRoleDescription='group' |
| ++++AXGroup AXSubrole=AXDocumentMath AXRoleDescription='math' |
| ++++++AXStaticText AXRoleDescription='text' AXValue='a' |
| ++++++AXStaticText AXRoleDescription='text' AXValue='2' |
| ++++++AXStaticText AXRoleDescription='text' AXValue=' ' |
| ++++++AXStaticText AXRoleDescription='text' AXValue='+' |
| ++++++AXStaticText AXRoleDescription='text' AXValue=' ' |
| ++++++AXStaticText AXRoleDescription='text' AXValue='b' |
| ++++++AXStaticText AXRoleDescription='text' AXValue='2' |
