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