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Following the split in the African nationalist movement in 1963 , which led to the separation of the Zimbabwe African National Union ( ZANU ) from the Zimbabwe African People 's Union ( ZAPU ) , the ATUC became aligned with ZANU .
 Zimbabwe African National Union, Zimbabwe African People 's Union
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Zimbabwe African National Union, Zimbabwe African People 's Union