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