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