Triple

Target class: 旧日本陸軍の高級将官ポスト
Context triple: [関東軍司令官, instanceOf, 旧日本陸軍の高級将官ポスト]

• A. Imperial Japanese military rank
  Imperial Japanese military rank is a hierarchical designation used in the armed forces of the Empire of Japan to define authority, responsibility, and status among its military personnel.
• B. position in the Japan Self-Defense Forces
  A position in the Japan Self-Defense Forces represents a specific role or post within its organizational structure, defined by rank, duties, and assigned responsibilities in defense and support operations.
• C. peer of the Empire of Japan
  A peer of the Empire of Japan was a member of the kazoku hereditary nobility, holding aristocratic rank and privileges under the Meiji Constitution and subsequent imperial government.
• D. Japanese imperial office chosen
  A Japanese imperial office is a governmental or court position within the historical or modern Japanese imperial system, responsible for specific administrative, ceremonial, or advisory functions under the authority of the Emperor.
• E. military office
  A military office is an administrative workspace within an armed forces organization where personnel manage planning, logistics, communication, and documentation to support military operations.
• F. None of above.