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Ernst-Felix Krüder ( 6 December 1897 – 8 May 1941 ) was a Captain ( German : Kapitän zur See ) of the German Navy ( Kriegsmarine ) who , during World War II , commanded a merchant raider .
 person: Ernst-Felix Krüder; location: German
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Ernst-Felix Krüder, German 
Answer:
 person: Ernst-Felix Krüder; location: German