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