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