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He wrote ANA ( Alfabeta Nomaro-Adresaro ) , also known as Ariadna fadeno ( " Ariadne 's Thread " ) , a first attempt at an Esperanto encyclopedia , in 1916/1917 .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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