<prompt> Qedela lo musho olandelayo: Ukuvukela kwamaKhomanisi phakathi nawo-1950, okwaziwa nangokuthi  <response>: I-Emergency, yabona ukwakhiwa kocingo oluhlanganisa amaketanga oluzungeze idolobhana. Kuze kube yiminyaka yo-1970, izinsalela zocingo zisabonakala edolobhaneni kodwa manje sezikhule kakhulu noma sezikhishwe ukuze kwenziwe indawo yokwanda kwenani labantu. 