public Parser subtraction_format2() {
        if (subtraction_format2Parser == null) {
           FutureParser future = scoped("subtraction_format2");
           subtraction_format2Parser = future;
           future.setParser(
               sequence(
                   plus(
                       choice(
                           identifier(),
                           literal()
                       )
                   ),
                   optional(
                       sequence(
                           token("FROM"),
                           choice(
                               identifier(),
                               literal()
                           )
                       )
                   ),
                   token("GIVING"),
                   plus(
                       sequence(
                           identifier(),
                           optional(
                               token("ROUNDED")
                           )
                       )
                   )
               )
           );
        }

        return subtraction_format2Parser;
    }