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He is married with a lawyer , Melihat Öncel who is the niece of Gazanfer Bilge , wrestling champion of 1948 Olympics held in London and later , a famous businessman in Turkey .
 Öncel, Gazanfer Bilge, Turkey
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Öncel, Gazanfer Bilge, Turkey