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Crimes in the concentration camps In January 1940 , Dr Eisele joined the Waffen-SS and was for a short time in the Mauthausen concentration camp , then from February to August 1941 in Buchenwald concentration camp .
 organization: Waffen-SS
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: Waffen-SS