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The Seoak Seowon is a seowon located in the neighborhood of Seoak-dong , Gyeongju , North Gyeongsang Province , South Korea .
 Gyeongju, North Gyeongsang Province, South Korea
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Gyeongju, North Gyeongsang Province, South Korea