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