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