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Hans Hugo Klein ( born August 5 , 1936 in Karlsruhe ) is a German politician , representative of the German Christian Democratic Union from 1983 to 1996 and was judge at the Constitutional Court .
 person: Hans Hugo Klein; location: German; organization: German Christian Democratic Union
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: Hans Hugo Klein; location: German; organization: German Christian Democratic Union