Triple

Target entity: Tigris River
Context triple: [Diyarbakır Fortress and Hevsel Gardens Cultural Landscape, locatedOnRiver, Tigris River]

• A. Tigris chosen
  The Tigris is a major river in Western Asia that, together with the Euphrates, forms the historical Mesopotamian heartland and flows through modern-day Turkey, Syria, and Iraq.
• B. Euphrates
  The Euphrates is one of Western Asia’s longest and most historically significant rivers, flowing through modern-day Turkey, Syria, and Iraq and forming part of the cradle of ancient Mesopotamian civilization.
• C. Diyala River
  The Diyala River is a significant river in eastern Iraq and western Iran that flows through the Zagros Mountains before joining the Tigris near Baghdad, supporting agriculture and settlements along its course.
• D. Tigris–Euphrates river system
  The Tigris–Euphrates river system is a major river network in Western Asia that nurtured the ancient civilizations of Mesopotamia and remains vital to the region’s ecology, agriculture, and human settlement.
• E. Asi Nehri
  Asi Nehri, known in English as the Orontes River, is a major river of the Eastern Mediterranean that flows southward through Lebanon, Syria, and Turkey before emptying into the Mediterranean Sea.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.