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