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Bak Maeng-woo ( ; born December 6 , 1951 ) is the current mayor of Ulsan , South Korea .
 location: Ulsan; location: South Korea
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: Ulsan, South Korea 
Answer:
 location: Ulsan; location: South Korea