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He made his debut in the Soviet Top League in 1991 for FC Spartak Vladikavkaz .
 Soviet Top League, FC Spartak Vladikavkaz
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Soviet Top League, FC Spartak Vladikavkaz