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