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and ) were epithet s given to several divinities of Greek mythology who were considered to be the protectors of the assemblies of the people in the agora ( ) , particularly in Athens , Sparta , and Thebes .
 Athens, Sparta, Thebes
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Athens, Sparta, Thebes