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