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