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