[ capword sp num ] sp capword sp caplet . sp capword , sp capword sp caplet . sp caplet . sp capword sp & sp capword sp capword , sp othword . sp capword othword sp othword sp num othword sp othword sp othword sp othword sp othword sp othword sp othword sp othword othword sp othword , sp upword sp year , sp othword sp num : sp capword , sp othword sp othword , othword sp num - num , sp year . sp upword , sp year .