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Its major towns include Bad Malente-Gremsmühlen , Lütjenburg , Oldenburg in Holstein , Preetz and the old Residenz seats of Eutin and Plön .
 Bad Malente-Gremsmühlen, Lütjenburg, Oldenburg in Holstein, Preetz, Eutin, Plön
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Bad Malente-Gremsmühlen, Lütjenburg, Oldenburg in Holstein, Preetz, Eutin, Plön