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K. Berchem Sport is a Belgian association football club based in the district of Berchem in the municipality of Antwerp and currently playing in the Promotion B ( the fourth level in Belgian football ) .
 K. Berchem Sport, Berchem, Antwerp
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 K. Berchem Sport, Berchem, Antwerp