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