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