  x Document
   ,-[$DIR/tests/html5lib-tests-fixture/tests1_dat.52.html:1:1]
 1 | <p id=a><b><p id=b></b>TEST
   : ^^^^^^^^^^^^^^^^^^^^^^^^^^^
   `----
  x Child
  x Element
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests1_dat.52.html:1:1]
 1 | <p id=a><b><p id=b></b>TEST
   : ^^^^^^^^^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/tests1_dat.52.html:1:1]
 1 | <p id=a><b><p id=b></b>TEST
   : ^^^^^^^^^^^
   `----
  x Attribute
   ,-[$DIR/tests/html5lib-tests-fixture/tests1_dat.52.html:1:1]
 1 | <p id=a><b><p id=b></b>TEST
   :    ^^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests1_dat.52.html:1:1]
 1 | <p id=a><b><p id=b></b>TEST
   :         ^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/tests1_dat.52.html:1:1]
 1 | <p id=a><b><p id=b></b>TEST
   :         ^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests1_dat.52.html:1:1]
 1 | <p id=a><b><p id=b></b>TEST
   :            ^^^^^^^^^^^^^^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/tests1_dat.52.html:1:1]
 1 | <p id=a><b><p id=b></b>TEST
   :            ^^^^^^^^^^^^^^^^
   `----
  x Attribute
   ,-[$DIR/tests/html5lib-tests-fixture/tests1_dat.52.html:1:1]
 1 | <p id=a><b><p id=b></b>TEST
   :               ^^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests1_dat.52.html:1:1]
 1 | <p id=a><b><p id=b></b>TEST
   :                        ^^^^
   `----
  x Text
   ,-[$DIR/tests/html5lib-tests-fixture/tests1_dat.52.html:1:1]
 1 | <p id=a><b><p id=b></b>TEST
   :                        ^^^^
   `----
