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