314901
Upon leaving his final university , Dohna entered the service of Christian I , Prince of Anhalt-Bernburg .
 person: Dohna; person: Christian I , Prince of Anhalt-Bernburg
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: Dohna, Christian I , Prince of Anhalt-Bernburg 
Answer:
 person: Dohna; person: Christian I , Prince of Anhalt-Bernburg