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