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Der Stricker 's oeuvre includes the Arthurian romance Daniel von dem blühenden Tal and the epic Karl , a German adaptation of the Song of Roland , based directly on Konrad der Pfaffe 's earlier German version but updated for his time .
 Der Stricker, von, Konrad der Pfaffe
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
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Answer:
 Der Stricker, von, Konrad der Pfaffe