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He is a Congregationalist who holds a membership in the National Association of Congregational Christian Churches , a mainline Reformed denomination .
 organization: Congregationalist; organization: National Association of Congregational Christian Churches
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: Congregationalist, National Association of Congregational Christian Churches 
Answer:
 organization: Congregationalist; organization: National Association of Congregational Christian Churches