public Parser classControlParagraph() {
        if (classControlParagraphParser == null) {
           FutureParser future = scoped("classControlParagraph");
           classControlParagraphParser = future;
           future.setParser(
               sequence(
                   token("CLASS-CONTROL"),
                   token("."),
                   plus(
                       choice(
                           sequence(
                               className(),
                               token("IS"),
                               token("CLASS"),
                               literal()
                           ),
                           copyStatement()
                       )
                   ),
                   optional(
                       token(".")
                   )
               )
           );
        }

        return classControlParagraphParser;
    }