[ num ] sp capword , sp caplet othword . sp capword sp othword sp othword sp othword smallet sp othword sp othword sp smallet othword sp smallet othword . sp ( capword sp othword sp othword sp othword sp othword sp othword sp othword sp othword ) sp [ capword ] sp / sp caplet othword sp capword . sp — sp [ caplet . sp smallet . sp : sp smallet . sp smallet . ] , sp year . — sp upword : sp othword : / / othword . othword - othword . othword / othword - year .