which executive producer of your own show: oprah's search for the next tv star is also an important person at mgm television ?
SELECT DISTINCT var_uri where brack_open dbr_Your_OWN_Show:_Oprah's_Search_for_the_Next_TV_Star dbo_executiveProducer var_uri sep_dot dbr_MGM_Television dbo_keyPerson var_uri brack_close