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