which tv show's composer is ghost whisperer and executive producer as jennifer love hewitt ?
SELECT DISTINCT var_uri where brack_open var_uri dbo_composer dbr_Ghost_Whisperer_ attr_open season_4 attr_close sep_dot var_uri dbo_executiveProducer dbr_Jennifer_Love_Hewitt sep_dot var_uri a dbo_TelevisionShow brack_close