code: public Grammar getFragmentGrammar() {
  		/*
  		 * Fragment Content
  		 */
  		Grammar builtInFragmentContentGrammar = new BuiltInFragmentContent();
  
  		/*
  		 * Fragment
  		 */
  		fragmentGrammar = new Fragment("Fragment");
  		fragmentGrammar.addProduction(new StartDocument(),
  				builtInFragmentContentGrammar);
  
  		return fragmentGrammar;
  	}
docs: /*
  Note: create new instance since fragment content grammar may have been
  changed over time