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The Tagebau Hambach is a large open-pit mine ( ) in Niederzier and Elsdorf , North-Rhine Westphalia , Germany .
 Niederzier, Elsdorf, North-Rhine Westphalia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Niederzier, Elsdorf, North-Rhine Westphalia