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