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