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