Yenisei River basin

Target entity: Yenisei River basin
Context triple: [South Siberian mountain system, drainedBy, Yenisei River basin]

• A. Yenisei River valley
  The Yenisei River valley is a vast Siberian river corridor characterized by rugged taiga landscapes, hydroelectric reservoirs, and industrial towns such as Divnogorsk along one of the world’s longest river systems.
• B. Amur River basin
  The Amur River basin is a vast drainage system in northeastern Asia that encompasses the Amur River and its tributaries, forming a major ecological and geopolitical region shared primarily by Russia, China, and Mongolia.
• C. Kolyma River basin
  The Kolyma River basin is a vast, sparsely populated watershed in northeastern Siberia that drains into the Arctic Ocean and is known for its extreme cold, permafrost landscapes, and historical association with Soviet-era labor camps.
• D. Lena River basin
  The Lena River basin is a vast drainage area in eastern Siberia that collects the waters of the Lena River and its tributaries before they flow northward into the Arctic Ocean.
• E. Lena–Amur watershed system
  The Lena–Amur watershed system is a major hydrological divide in eastern Siberia that separates the drainage basins of the Lena and Amur rivers across a series of mountain ranges and uplands.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Yenisei River basin
Target entity description: The Yenisei River basin is the vast drainage area of the Yenisei River in Siberia, encompassing diverse mountain, taiga, and tundra landscapes and forming one of the largest river systems flowing into the Arctic Ocean.

• A. Yenisei River valley
  The Yenisei River valley is a vast Siberian river corridor characterized by rugged taiga landscapes, hydroelectric reservoirs, and industrial towns such as Divnogorsk along one of the world’s longest river systems.
• B. Amur River basin
  The Amur River basin is a vast drainage system in northeastern Asia that encompasses the Amur River and its tributaries, forming a major ecological and geopolitical region shared primarily by Russia, China, and Mongolia.
• C. Kolyma River basin
  The Kolyma River basin is a vast, sparsely populated watershed in northeastern Siberia that drains into the Arctic Ocean and is known for its extreme cold, permafrost landscapes, and historical association with Soviet-era labor camps.
• D. Lena River basin
  The Lena River basin is a vast drainage area in eastern Siberia that collects the waters of the Lena River and its tributaries before they flow northward into the Arctic Ocean.
• E. Lena–Amur watershed system
  The Lena–Amur watershed system is a major hydrological divide in eastern Siberia that separates the drainage basins of the Lena and Amur rivers across a series of mountain ranges and uplands.
• F. None of above. chosen