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