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: Colorado River basin | Statement: [Blacks Fork of the Green River, riverSystem, Colorado River basin]

Target entity: Colorado River basin
Context triple: [Blacks Fork of the Green River, riverSystem, Colorado River basin]

• A. Colorado River Basin chosen
  The Colorado River Basin is the vast watershed in the western United States and northern Mexico that collects and channels water from multiple states and tributaries into the Colorado River, supporting major ecosystems, agriculture, and cities across an arid region.
• B. Colorado River valley
  The Colorado River valley is a broad, scenic corridor carved by the Colorado River, known for its dramatic canyons, fertile floodplains, and vital role in the arid landscapes of the American West.
• C. Arkansas River basin
  The Arkansas River basin is the extensive watershed that collects precipitation and runoff from parts of Colorado, Kansas, Oklahoma, and Arkansas, ultimately feeding the Arkansas River, a major tributary of the Mississippi River.
• D. San Luis Rey River basin
  The San Luis Rey River basin is a watershed region in northern San Diego County, California, that has long served as the homeland and cultural heartland of the Luiseño people.
• E. Arc River basin
  The Arc River basin is the drainage area in southeastern France that collects the waters of the Arc River and its tributaries, encompassing valleys such as the Arc valley within the Alpine region.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.