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