  x Document
   ,-[$DIR/tests/html5lib-tests-fixture/math_dat.2.fragment_thead.html:1:1]
 1 | <math><thead><mo><tbody>
   : ^^^^^^^^^^^^^^^^^^^^^^^^
   `----
  x Child
  x Element
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/math_dat.2.fragment_thead.html:1:1]
 1 | <math><thead><mo><tbody>
   : ^^^^^^^^^^^^^^^^^^^^^^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/math_dat.2.fragment_thead.html:1:1]
 1 | <math><thead><mo><tbody>
   : ^^^^^^^^^^^^^^^^^^^^^^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/math_dat.2.fragment_thead.html:1:1]
 1 | <math><thead><mo><tbody>
   :       ^^^^^^^^^^^^^^^^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/math_dat.2.fragment_thead.html:1:1]
 1 | <math><thead><mo><tbody>
   :       ^^^^^^^^^^^^^^^^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/math_dat.2.fragment_thead.html:1:1]
 1 | <math><thead><mo><tbody>
   :              ^^^^^^^^^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/math_dat.2.fragment_thead.html:1:1]
 1 | <math><thead><mo><tbody>
   :              ^^^^^^^^^^^
   `----
