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