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The Monk of Heilsbronn is the unknown author of some short mystical treatises , written about the beginning of the fourteenth century , at the Cistercian Abbey of Heilsbronn , in Bavaria .
 Monk, Heilsbronn, Cistercian, Heilsbronn, Bavaria
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Monk, Heilsbronn, Cistercian, Heilsbronn, Bavaria