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