UNKNOWN focusable has_input_focus
++UNKNOWN hidden
++++UNKNOWN hidden
++++++TABLE label='Browser and Engine' number_of_rows=3 number_of_columns=2
++++++++UNKNOWN
++++++++++STATIC_TEXT label='Browser and Engine'
++++++++++++UNKNOWN label='Browser and '
++++++++++++UNKNOWN label='Engine'
++++++++ROW_GROUP hidden
++++++++++TABLE_ROW
++++++++++++COLUMN_HEADER label='Browser' cell_row_span=1 cell_column_span=1
++++++++++++++STATIC_TEXT label='Browser'
++++++++++++++++UNKNOWN label='Browser'
++++++++++++COLUMN_HEADER label='Engine' cell_column_index=1 cell_row_span=1 cell_column_span=1
++++++++++++++STATIC_TEXT label='Engine'
++++++++++++++++UNKNOWN label='Engine'
++++++++++TABLE_ROW row_index=1
++++++++++++CELL label='Chrome' cell_row_index=1 cell_row_span=1 cell_column_span=1
++++++++++++++STATIC_TEXT label='Chrome'
++++++++++++++++UNKNOWN label='Chrome'
++++++++++++CELL label='Blink' cell_row_index=1 cell_column_index=1 cell_row_span=1 cell_column_span=1
++++++++++++++STATIC_TEXT label='Blink'
++++++++++++++++UNKNOWN label='Blink'
++++++++++TABLE_ROW row_index=2
++++++++++++CELL label='Safari' cell_row_index=2 cell_row_span=1 cell_column_span=1
++++++++++++++STATIC_TEXT label='Safari'
++++++++++++++++UNKNOWN label='Safari'
++++++++++++CELL label='WebKit' cell_row_index=2 cell_column_index=1 cell_row_span=1 cell_column_span=1
++++++++++++++STATIC_TEXT label='WebKit'
++++++++++++++++UNKNOWN label='WebKit'
++++++TABLE label='Name' secondary_label='Description' number_of_rows=1 number_of_columns=2
++++++++UNKNOWN
++++++++++STATIC_TEXT label='Description'
++++++++++++UNKNOWN label='Description'
++++++++ROW_GROUP hidden
++++++++++TABLE_ROW
++++++++++++CELL label='A' cell_row_span=1 cell_column_span=1
++++++++++++++STATIC_TEXT label='A'
++++++++++++++++UNKNOWN label='A'
++++++++++++CELL label='B' cell_column_index=1 cell_row_span=1 cell_column_span=1
++++++++++++++STATIC_TEXT label='B'
++++++++++++++++UNKNOWN label='B'