Triple

Target class: post–World War I political issue
Context triple: [Shandong Question at Versailles, instanceOf, post–World War I political issue]

• A. World War I-era polity
  A World War I-era polity is a sovereign or semi-sovereign political entity that existed and exercised governmental authority during the period surrounding the First World War (circa 1914–1918), shaped by the war’s diplomatic, military, and social upheavals.
• B. event in the interwar period chosen
  An event in the interwar period is a significant political, social, economic, or cultural occurrence that took place between the end of World War I in 1918 and the beginning of World War II in 1939, influencing the conditions that shaped the later conflict.
• C. World War I–era diplomatic agreement
  A World War I–era diplomatic agreement is a formal treaty, pact, or understanding negotiated between states during or immediately surrounding the First World War, aimed at managing alliances, territorial claims, military commitments, or postwar settlements.
• D. aspect of World War I
  An aspect of World War I is a distinct thematic element—such as military strategy, technological innovation, political diplomacy, social impact, or cultural memory—that characterizes and helps explain the nature and consequences of the conflict.
• E. World War II-era policy
  A World War II-era policy is a governmental or institutional rule, strategy, or directive formulated and implemented between roughly 1933 and 1945 in response to the political, military, economic, and social conditions of the Second World War.
• F. None of above.