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Vivian Ian Smith ( born 23 February 1925 in Durban , Natal ) is a former South Africa n cricket er who played in nine Tests from 1947 to 1957 .
 person: Ian; location: Durban; location: Natal; location: South Africa
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: Ian, Durban, Natal, South Africa 
Answer:
 person: Ian; location: Durban; location: Natal; location: South Africa