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