text: // Demonstrates how parent frame mode back references can be used to match the tag names
  // of opening and closing HTML tags.
  (function(){
    var setup = require("./setup.js");
    var input = "<Root><NEXT><Top>...</top></next></ROOT>";
    var grammar = new (require("./html-grammar.js"))();
    var displayname = "back-reference-html";
    var doTrace = true;
    setup(input, grammar, displayname, doTrace);
    input = "<Root><NEXT><Top>...</top></next></notroot>";
    displayname = "back-reference-html-fail";
    setup(input, grammar, displayname, doTrace);
  })();
  