<prompt> Ukudala inguqulo eyinkimbinkimbi yalesi sigwebo uMnu Ling wasula ngaphansi kwemiyalo yamabhange.  <response>: Yiqiniso, inguqulo eyinkimbinkimbi ngokwengeziwe yomusho ithi UMnu. Ling wasula ngaphansi kwemiyalo yababonisi bamabhange, ngo-1975 ngemva kokuba kuphakama izinkinga zokulwelwa kwamalungelo okuthengisa. 