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