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