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