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Background Facts Burke County , Ga. , a large , predominantly rural county , has an at-large system for electing members of its governing Board of Commissioners .
 location: Burke County , Ga.
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: Burke County , Ga. 
Answer:
 location: Burke County , Ga.