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After a successful trial he signed a contract on 13 January 2014 , at Genk .
 organization: Genk
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: Genk 
Answer:
 organization: Genk