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