[ num ] sp capword sp caplet . sp capword sp capword sp othword sp othword sp othword sp othword sp othword sp othword sp othword . sp capword , capword : sp capword sp othword sp capword sp capword , sp capword sp capword sp othword sp capword ; sp year . sp upword upword / upword / caplet – num / num – upword . sp capword sp othword : sp othword : / / othword . othword . othword . othword / othword / othword / othword . othword .