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