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