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