227670
Arturo Paul Nicholas Cassini , Marquis de Capuzzuchi de Bologna , Count de Cassini ( 1836-1913 ) , was a Russian aristocrat and lifelong diplomat who served in the Diplomatic Service of the Imperial Russian Government for 55 years during the 19th and early 20th centuries .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None