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World War I The South African Irish was formed at the outbreak of World War I in August 1914 when three officers ( Major George Twomey , Captain J. Jeoffreys and a Captain MacDonald ) met at the Irish Club in Johannesburg in order to raise an Irish regiment from among the citizens of Johannesburg and its surrounding areas .
 location: Johannesburg; location: Johannesburg
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Johannesburg, Johannesburg 
Answer:
 location: Johannesburg; location: Johannesburg