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