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