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