  x Document
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.30.html:1:1]
 1 | <!doctype html><dd><optgroup><dd>
   : ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.30.html:1:1]
 1 | <!doctype html><dd><optgroup><dd>
   : ^^^^^^^^^^^^^^^
   `----
  x DocumentType
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.30.html:1:1]
 1 | <!doctype html><dd><optgroup><dd>
   : ^^^^^^^^^^^^^^^
   `----
  x Child
  x Element
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.30.html:1:1]
 1 | <!doctype html><dd><optgroup><dd>
   :                ^^^^^^^^^^^^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.30.html:1:1]
 1 | <!doctype html><dd><optgroup><dd>
   :                ^^^^^^^^^^^^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.30.html:1:1]
 1 | <!doctype html><dd><optgroup><dd>
   :                    ^^^^^^^^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.30.html:1:1]
 1 | <!doctype html><dd><optgroup><dd>
   :                    ^^^^^^^^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.30.html:1:1]
 1 | <!doctype html><dd><optgroup><dd>
   :                              ^^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.30.html:1:1]
 1 | <!doctype html><dd><optgroup><dd>
   :                              ^^^^
   `----
