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