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Igbuzo , also known as Ibusa , is a town in Delta State , Nigeria , with an estimated population of 566,310 people in 2009 .
 Igbuzo, Delta State, Nigeria
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Igbuzo, Delta State, Nigeria