North Canadian River

Target entity: North Canadian River
Context triple: [Northwestern Oklahoma, hasRiver, North Canadian River]

• A. Canadian River
  The Canadian River is a major waterway of the south-central United States that flows through Colorado, New Mexico, Texas, and Oklahoma before joining the Arkansas River.
• B. Cimarron River
  The Cimarron River is a major tributary of the Arkansas River that flows through several states in the south-central United States, including Oklahoma, across largely arid and prairie landscapes.
• C. Smoky Hill River
  The Smoky Hill River is a major river in the central Great Plains of the United States, flowing through Colorado and Kansas and forming one of the principal headwaters of the Kansas River.
• D. Niobrara River
  The Niobrara River is a scenic waterway in northern Nebraska known for its unique mix of Great Plains, Sandhills, and forest ecosystems and popular for canoeing, tubing, and wildlife viewing.
• E. Arkansas River
  The Arkansas River is a major tributary of the Mississippi River that flows from the Rocky Mountains in Colorado through Kansas, Oklahoma, and Arkansas, playing a key role in the region’s ecology, history, and commerce.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: North Canadian River
Target entity description: The North Canadian River is a major river in the south-central United States that flows through the Texas Panhandle and Oklahoma before joining the Canadian River.

• A. Canadian River
  The Canadian River is a major waterway of the south-central United States that flows through Colorado, New Mexico, Texas, and Oklahoma before joining the Arkansas River.
• B. Cimarron River
  The Cimarron River is a major tributary of the Arkansas River that flows through several states in the south-central United States, including Oklahoma, across largely arid and prairie landscapes.
• C. Smoky Hill River
  The Smoky Hill River is a major river in the central Great Plains of the United States, flowing through Colorado and Kansas and forming one of the principal headwaters of the Kansas River.
• D. Niobrara River
  The Niobrara River is a scenic waterway in northern Nebraska known for its unique mix of Great Plains, Sandhills, and forest ecosystems and popular for canoeing, tubing, and wildlife viewing.
• E. Arkansas River
  The Arkansas River is a major tributary of the Mississippi River that flows from the Rocky Mountains in Colorado through Kansas, Oklahoma, and Arkansas, playing a key role in the region’s ecology, history, and commerce.
• F. None of above. chosen