  x Document
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.21.html:1:1]
 1 | <!doctype html><h1><div><h3><span></h1>foo
   : ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.21.html:1:1]
 1 | <!doctype html><h1><div><h3><span></h1>foo
   : ^^^^^^^^^^^^^^^
   `----
  x DocumentType
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.21.html:1:1]
 1 | <!doctype html><h1><div><h3><span></h1>foo
   : ^^^^^^^^^^^^^^^
   `----
  x Child
  x Element
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.21.html:1:1]
 1 | <!doctype html><h1><div><h3><span></h1>foo
   :                ^^^^^^^^^^^^^^^^^^^^^^^^^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.21.html:1:1]
 1 | <!doctype html><h1><div><h3><span></h1>foo
   :                ^^^^^^^^^^^^^^^^^^^^^^^^^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.21.html:1:1]
 1 | <!doctype html><h1><div><h3><span></h1>foo
   :                    ^^^^^^^^^^^^^^^^^^^^^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.21.html:1:1]
 1 | <!doctype html><h1><div><h3><span></h1>foo
   :                    ^^^^^^^^^^^^^^^^^^^^^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.21.html:1:1]
 1 | <!doctype html><h1><div><h3><span></h1>foo
   :                         ^^^^^^^^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.21.html:1:1]
 1 | <!doctype html><h1><div><h3><span></h1>foo
   :                         ^^^^^^^^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.21.html:1:1]
 1 | <!doctype html><h1><div><h3><span></h1>foo
   :                             ^^^^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.21.html:1:1]
 1 | <!doctype html><h1><div><h3><span></h1>foo
   :                             ^^^^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.21.html:1:1]
 1 | <!doctype html><h1><div><h3><span></h1>foo
   :                                        ^^^
   `----
  x Text
   ,-[$DIR/tests/html5lib-tests-fixture/tests19_dat.21.html:1:1]
 1 | <!doctype html><h1><div><h3><span></h1>foo
   :                                        ^^^
   `----
