Triple

Target class: 18th-century diplomatic agreement
Context triple: [Third Family Compact, instanceOf, 18th-century diplomatic agreement]

• A. 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.
• B. treaty system
  A treaty system is a structured network of formal agreements between states or entities that collectively govern their mutual rights, obligations, and interactions over specific issues or regions.
• C. treaty chosen
  A treaty is a formal, legally binding agreement between two or more sovereign states or international entities that defines their mutual rights, obligations, and commitments.
• D. treaty-based alliance
  A treaty-based alliance is a formal agreement between two or more sovereign entities that legally binds them to cooperate on specified political, military, economic, or other mutual interests under defined terms and obligations.
• E. early 18th-century conflict
  An early 18th-century conflict is a historically situated armed struggle or war occurring roughly between 1700 and 1750, shaped by emerging nation-states, dynastic rivalries, and evolving military technologies and tactics.
• F. None of above.