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