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Ganghwa Maehwamarum Habitat is located at Choji-ri , Gilsang-myun , Ganghwa-gun , Incheon Metropolitan city , South Korea .
 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:
 South Korea