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