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