UNKNOWN focusable has_input_focus
++UNKNOWN hidden
++++UNKNOWN hidden
++++++UNKNOWN
++++++++PARAGRAPH
++++++++++STATIC_TEXT label='First blockquote has a child element.'
++++++++++++UNKNOWN label='First blockquote has a child element.'
++++++UNKNOWN
++++++++STATIC_TEXT label='Second blockquote has no child.'
++++++++++UNKNOWN label='Second blockquote has no child.'