Triple

Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).

Phrase: Northern Plains river systems | Statement: [Little Missouri River, isPartOf, Northern Plains river systems]

Target entity: Northern Plains river systems
Context triple: [Little Missouri River, isPartOf, Northern Plains river systems]

• A. Canadian River region
  The Canadian River region is an area in central Oklahoma known for its unique geological formations, including the distinctive reddish barite "rose rock" crystals.
• B. Missouri River Basin
  The Missouri River Basin is a vast drainage area in the central United States that collects water from the Missouri River and its tributaries across multiple states and parts of Canada.
• C. Missouri River valley
  The Missouri River valley is a fertile and historically significant region of the central United States that has long served as a homeland and travel corridor for numerous Indigenous peoples and later European-American settlers.
• D. Missouri River corridor
  The Missouri River corridor is a transportation and scenic travel route that follows the course of the Missouri River across Missouri, linking major cities and communities along its banks.
• E. Red River of the North region
  The Red River of the North region is a historically significant area of the northern Great Plains and southern Canadian prairies, known for its fertile floodplain, cross-border river system, and longstanding Indigenous presence.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Northern Plains river systems
Target entity description: Northern Plains river systems are an interconnected network of rivers and tributaries that drain the northern Great Plains of North America, shaping its prairies, badlands, and agricultural landscapes.

• A. Canadian River region
  The Canadian River region is an area in central Oklahoma known for its unique geological formations, including the distinctive reddish barite "rose rock" crystals.
• B. Missouri River Basin
  The Missouri River Basin is a vast drainage area in the central United States that collects water from the Missouri River and its tributaries across multiple states and parts of Canada.
• C. Missouri River valley
  The Missouri River valley is a fertile and historically significant region of the central United States that has long served as a homeland and travel corridor for numerous Indigenous peoples and later European-American settlers.
• D. Missouri River corridor
  The Missouri River corridor is a transportation and scenic travel route that follows the course of the Missouri River across Missouri, linking major cities and communities along its banks.
• E. Red River of the North region chosen
  The Red River of the North region is a historically significant area of the northern Great Plains and southern Canadian prairies, known for its fertile floodplain, cross-border river system, and longstanding Indigenous presence.
• F. None of above.