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