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