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