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