73693
In addition , they toured pre-independence Namibia ( then South West Africa ) , in 1955 , 1962 , 1968 and 1974 .
 location: Namibia; location: South West 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: Namibia, South West Africa 
Answer:
 location: Namibia; location: South West Africa