82904
He was a school teacher in Remagen , Winningen and beginning in 1831 at Koblenz .
 Remagen, Winningen, Koblenz
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Remagen, Winningen, Koblenz