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