public Parser copyStatement() {
        if (copyStatementParser == null) {
           FutureParser future = scoped("copyStatement");
           copyStatementParser = future;
           future.setParser(
               sequence(
                   token("COPY"),
                   textName(),
                   optional(
                       sequence(
                           choice(
                               token("OF"),
                               token("IN")
                           ),
                           libraryName()
                       )
                   ),
                   optional(
                       token("SUPPRESS")
                   ),
                   optional(
                       copyReplacingPhrase()
                   ),
                   token(".")
               )
           );
        }

        return copyStatementParser;
    }