  x Document
   ,-[$DIR/tests/html5lib-tests-fixture/tests7_dat.3.html:1:1]
 1 | <!doctype html></head><title>X</title>
   : ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests7_dat.3.html:1:1]
 1 | <!doctype html></head><title>X</title>
   : ^^^^^^^^^^^^^^^
   `----
  x DocumentType
   ,-[$DIR/tests/html5lib-tests-fixture/tests7_dat.3.html:1:1]
 1 | <!doctype html></head><title>X</title>
   : ^^^^^^^^^^^^^^^
   `----
  x Child
  x Element
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests7_dat.3.html:1:1]
 1 | <!doctype html></head><title>X</title>
   :                       ^^^^^^^^^^^^^^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/tests7_dat.3.html:1:1]
 1 | <!doctype html></head><title>X</title>
   :                       ^^^^^^^^^^^^^^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests7_dat.3.html:1:1]
 1 | <!doctype html></head><title>X</title>
   :                              ^
   `----
  x Text
   ,-[$DIR/tests/html5lib-tests-fixture/tests7_dat.3.html:1:1]
 1 | <!doctype html></head><title>X</title>
   :                              ^
   `----
