chromium/content/test/data/accessibility/html/figcaption-expected-mac.txt

AXWebArea
++AXGroup
++++AXImage AXDescription='This is a green box.'
++++AXGroup
++++++AXStaticText AXValue='Fig.1 - A green Box'
++AXGroup
++++AXImage AXDescription='This is a blue box.'
++++AXGroup
++++++AXStaticText AXValue='Fig.2 - A blue Box'