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