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