Triple

Target entity: First Opium War
Context triple: [British opium trade in China, beganBefore, First Opium War]

• A. Opium Wars
  The Opium Wars were two mid-19th-century conflicts between China and Western powers, primarily Britain, that forced open Chinese trade and marked a key turning point in the era of Western imperialism in Asia.
• B. Anglo-Chinese War chosen
  The Anglo-Chinese War, better known as the First Opium War, was a 19th-century conflict between the British Empire and Qing dynasty China that marked the beginning of the so-called "unequal treaties" and the opening of China to Western trade and influence.
• C. First Sino-Japanese War
  The First Sino-Japanese War was an 1894–1895 conflict between Qing dynasty China and Meiji Japan that marked Japan’s emergence as a major regional power and led to Chinese territorial losses, including Taiwan.
• D. Sino-French War
  The Sino-French War was a late 19th-century conflict between Qing China and France, fought largely over control and influence in Vietnam and resulting in the establishment of French colonial dominance in the region.
• E. Morean War
  The Morean War was a late 17th-century conflict in which the Republic of Venice, with allied support, fought the Ottoman Empire for control of the Peloponnese (Morea) during the wider Great Turkish War.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: beganBefore
Context triple: [British opium trade in China, beganBefore, First Opium War]

• A. createdBefore
  Indicates that one entity was created at an earlier time than another entity.
• B. heldBefore
  Indicates that one entity possessed or maintained control of something at an earlier time than another entity or event.
• C. beganWith
  Indicates that one event, process, or state started with or was initiated by another specified event, process, or state.
• D. wasPrecededBy chosen
  Indicates that one event, state, or entity occurred or existed earlier in time than another.
• E. appearsBefore
  Indicates that one entity occurs, is positioned, or is presented earlier in an ordered sequence than another entity.
• F. None of above.