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