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