59597
Career Born in Leningrad , Pyatnikov began playing football in the FC Smena-Zenit youth academy .
 Leningrad, Pyatnikov, FC Smena-Zenit
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Leningrad, Pyatnikov, FC Smena-Zenit