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He is the chairman of League of Social Democrats since February 2010 , succeeding Wong Yuk-man .
 organization: League of Social Democrats; person: Wong Yuk-man
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: League of Social Democrats, Wong Yuk-man 
Answer:
 organization: League of Social Democrats; person: Wong Yuk-man