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