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