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