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