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