  x Document
   ,-[$DIR/tests/html5lib-tests-fixture/tests26_dat.15.html:1:1]
 1 | <button><p><button>
   : ^^^^^^^^^^^^^^^^^^^
   `----
  x Child
  x Element
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests26_dat.15.html:1:1]
 1 | <button><p><button>
   : ^^^^^^^^^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/tests26_dat.15.html:1:1]
 1 | <button><p><button>
   : ^^^^^^^^^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests26_dat.15.html:1:1]
 1 | <button><p><button>
   :         ^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/tests26_dat.15.html:1:1]
 1 | <button><p><button>
   :         ^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests26_dat.15.html:1:1]
 1 | <button><p><button>
   :            ^^^^^^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/tests26_dat.15.html:1:1]
 1 | <button><p><button>
   :            ^^^^^^^^
   `----
