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