Kaiser
end date: 973
start date: 962

König
end date: 973
start date: 936

Herzog
end date: 973
start date: 936

König
end date: 973
start date: 951

container:
  holder of: Kaiser
  holder of: König
  holder of: Herzog
  birth date: 912
  death date: 973
  given name: Otto I.
  type: foaf:Person