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