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More sophisticated functions include subscription , so that for example , nodes A and B can subscribe to node C ; C will unicast information to A and B. Versions Art-Net has gone through three versions which are claimed to be interoperable .
 None
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:  
Answer:
 None