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