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