public Parser communicationDescriptionEntry_format3() {
        if (communicationDescriptionEntry_format3Parser == null) {
           FutureParser future = scoped("communicationDescriptionEntry_format3");
           communicationDescriptionEntry_format3Parser = future;
           future.setParser(
               sequence(
                   token("CD"),
                   cdName(),
                   optional(
                       token("FOR")
                   ),
                   optional(
                       token("INITIAL")
                   ),
                   token("I-O"),
                   choice(
                       plus(
                           dataDescName()
                       ),
                       permuted(
                           sequence(
                               token("MESSAGE"),
                               token("DATE"),
                               optional(
                                   token("IS")
                               ),
                               dataDescName()
                           ),
                           sequence(
                               token("MESSAGE"),
                               token("TIME"),
                               optional(
                                   token("IS")
                               ),
                               dataDescName()
                           ),
                           sequence(
                               optional(
                                   token("SYMBOLIC")
                               ),
                               token("TERMINAL"),
                               optional(
                                   token("IS")
                               ),
                               dataDescName()
                           ),
                           sequence(
                               token("TEXT"),
                               token("LENGTH"),
                               optional(
                                   token("IS")
                               ),
                               dataDescName()
                           ),
                           sequence(
                               token("END"),
                               token("KEY"),
                               optional(
                                   token("IS")
                               ),
                               dataDescName()
                           ),
                           sequence(
                               token("STATUS"),
                               token("KEY"),
                               optional(
                                   token("IS")
                               ),
                               dataDescName()
                           )
                       )
                   ),
                   token(".")
               )
           );
        }

        return communicationDescriptionEntry_format3Parser;
    }