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