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