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