  x Document
   ,-[$DIR/tests/html5lib-tests-fixture/tests2_dat.36.html:1:1]
 1 | <!DOCTYPE html><select><option><optgroup>
   : ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests2_dat.36.html:1:1]
 1 | <!DOCTYPE html><select><option><optgroup>
   : ^^^^^^^^^^^^^^^
   `----
  x DocumentType
   ,-[$DIR/tests/html5lib-tests-fixture/tests2_dat.36.html:1:1]
 1 | <!DOCTYPE html><select><option><optgroup>
   : ^^^^^^^^^^^^^^^
   `----
  x Child
  x Element
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests2_dat.36.html:1:1]
 1 | <!DOCTYPE html><select><option><optgroup>
   :                ^^^^^^^^^^^^^^^^^^^^^^^^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/tests2_dat.36.html:1:1]
 1 | <!DOCTYPE html><select><option><optgroup>
   :                ^^^^^^^^^^^^^^^^^^^^^^^^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests2_dat.36.html:1:1]
 1 | <!DOCTYPE html><select><option><optgroup>
   :                        ^^^^^^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/tests2_dat.36.html:1:1]
 1 | <!DOCTYPE html><select><option><optgroup>
   :                        ^^^^^^^^
   `----
  x Child
   ,-[$DIR/tests/html5lib-tests-fixture/tests2_dat.36.html:1:1]
 1 | <!DOCTYPE html><select><option><optgroup>
   :                                ^^^^^^^^^^
   `----
  x Element
   ,-[$DIR/tests/html5lib-tests-fixture/tests2_dat.36.html:1:1]
 1 | <!DOCTYPE html><select><option><optgroup>
   :                                ^^^^^^^^^^
   `----
