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ISEA also enjoys a close association with the NZ Teachers Council , the Post Primary Teachers Association ( PPTA ) and the Combined Trades Union ( CTU ) .
 organization: Teachers; organization: Post Primary Teachers Association
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: Teachers, Post Primary Teachers Association 
Answer:
 organization: Teachers; organization: Post Primary Teachers Association