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A major plotline of the series is the search for and recovery of artifacts created by Milo Rambaldi , a Renaissance-era character with similarities to both Leonardo da Vinci and Nostradamus .
 Leonardo da Vinci, Nostradamus
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Leonardo da Vinci, Nostradamus