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