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