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Karl Kröner ( April 7 , 1887 – October 3 , 1972 ) was a German painter and writer .
 person: Karl Kröner
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Karl Kröner