Triple

Target class: 宫城外围内城
Context triple: [北京皇城, instanceOf, 宫城外围内城]

• A. 城郭
  城郭は、都市や城を外敵から守るために築かれた城壁・堀・門・櫓などから成る防御構造物およびその周辺空間の総称である。
• B. ancient Chinese city
  An ancient Chinese city is a fortified urban center that served as a political, economic, military, and cultural hub, characterized by planned layouts, defensive walls, gates, palaces, temples, markets, and residential quarters reflecting traditional Chinese cosmology and social hierarchy.
• C. inner fortification complex chosen
  The inner fortification complex is a heavily defended core area within a larger fortified site, containing critical structures and defenses that protect the most vital personnel, resources, and command functions.
• D. palace-city
  A palace-city is a vast, fortified urban complex organized around a central royal residence, where political, ceremonial, and administrative functions dominate the surrounding settlement.
• E. 城跡
  城跡とは、かつて城が存在した場所に残る土塁・石垣・堀・建物跡などの遺構や地形を含む歴史的遺跡である。
• F. None of above.