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In recent years Jean-Claude Asscher has served as only chairman of Tekelec 's board of directors while continuing to be the president of Tekelec-Airtronic 's board of directors as well as its chairman .
 organization: Tekelec
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: Tekelec 
Answer:
 organization: Tekelec