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