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Since the 2004 Summer Olympics ARD and ZDF use their digital television channel s to broadcast additional content about sport events like the Olympic Games or the UEFA Euro .
 organization: ARD; person: ZDF
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: ARD, ZDF 
Answer:
 organization: ARD; person: ZDF