21834
At the time of his death he was engaged in publishing Mémoires historiques et critiques pour l'histoire de Troyes ( " Historic and critical notes for the history of Troyes " ) of which only the first complete volume was printed ( Paris 1774 ) .
 et, Troyes, Troyes
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 et, Troyes, Troyes