<prompt> Qedela lo musho olandelayo: Enye yezilingo zemvelo zakuqala ezaziwa kakhulu kwakuyi -  <response>: Ngo-1854 kwaqubuka isifo sekholera eBroad Street eLondon, eNgilandi. Ngo - August 31, 1854, kwaqubuka isifo esikhulu sekholera eSoho. Ezinsukwini ezintathu ezalandela, kwafa abantu abangu-127 eduze kwaseBroad Street. Ekupheleni kwalokhu kuqubuka kwafa abantu abangu - 616. Udokotela uJohn Snow wakhomba umthombo walokhu kuqubuka njengompompi wamanzi womphakathi oseduze, esebenzisa ibalazwe lokufa nokugula elaliveza inqwaba yamacala azungeze le mpompo. 