28957
Before its reappearance in Paris many years before 2008 , it had been documented only as a title and as a listed work of Luna in the 1957 biography of Luna written by Carlos E. Da Silva .
 Luna, Luna
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Luna, Luna