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