public Parser blinkPhrase() {
        if (blinkPhraseParser == null) {
           FutureParser future = scoped("blinkPhrase");
           blinkPhraseParser = future;
           future.setParser(
               choice(
                   token("BLINKING"),
                   token("BLINK")
               )
           );
        }

        return blinkPhraseParser;
    }