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This may be done in desperation , as during peacetime cannibalism is much less frequent ; at other times , it is consciously directed at certain groups believed to be relatively helpless , such as Congo Pygmies , even considered subhuman by some other Congolese .
 Congo Pygmies
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Congo Pygmies