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